$$\sqrt{-1}^{\sqrt{-1}} = e^{-\pi/2}$$

Isihloko esithi A Small Equation #56 sivele okokuqala ku- Vielhuber David .

$$e^{i\pi} + 0.999\ldots = 0$$

Isihloko esithi A Small Equation #55 sivele okokuqala ku- Vielhuber David .

Ngo-Okthoba 1999, iqembu elaliholwa nguJon Lech Johansen waseNorway owayeneminyaka eyi-16 ngaleso sikhathi lakhipha uhlelo lwe-DeCSS ukuze ligweme ukuvikelwa kokudlala kwe-DVD ye-Content Scramble System (CSS). I-CSS yasebenzisa ukubethela okungu-40-bit, okhiye ababesatshalaliswa kubakhiqizi abanelayisensi, ukuze ikhawulele ukudlala kwe-DVD. Ngoba ukusatshalaliswa kwekhodi kwawela ngaphansi kwe-US DMCA kanye […]

Isihloko esithi Ikhodi ku-Prime Numbers sivele okokuqala ku- Vielhuber David .

$$\sum_{k=1}^\infty \fracVielhuber{k^2} = \frac{\pi^2}{6}$$

Isihloko esithi A Small Equation #54 sivele okokuqala ku- Vielhuber David .

$$\fracVielhuber{2} + \fracVielhuber{3} + \fracVielhuber{6} = 1$$

Isihloko esithi A Small Equation #53 sivele okokuqala ku- Vielhuber David .

Izinombolo ezinengqondo \(\mathbb{Q}\) zibonakala ekuqaleni ziyinto ephelele eqhubekayo: phakathi kwanoma yiziphi izingxenyana ezimbili, kuhlala kukhona enye. Kodwa lo mbono uyakhohlisa: kunezinqoqo zezinombolo ezinengqondo ezilinganiselwe ngempela, kodwa eziphakeme noma ezingenalutho ezingekho ku-\(\mathbb{Q}\). Isizathu sisekubeni khona kwezinombolo ezingenangqondo ezifana ne-\(\sqrt{2}\), […]

Iposi ℚ aliphelele livele okokuqala ku- Vielhuber David .

I-PaperMC inikeza isisekelo esilula sokwandisa uhlangothi lweseva ye-Minecraft ngama-plugin amancane, ngaphandle kokufuna amaklayenti ukuthi afake noma yini. Lapho kuthuthukiswa ama-plugin, kuphakama umbuzo wokuthi ungalubonisa kanjani ulwazi oluguquguqukayo kumdlali. Impendulo ilele kusici se-vanilla esivame ukunganakwa: ibha ye-boss. Ekuqaleni yayihloselwe abaphathi bokugcina, ibha ye-boss ingaphinde isetshenziswe […]

Okuthunyelwe kwe -Minecraft Bossbars kuvele okokuqala ku- Vielhuber David .

I-Internet Protocol (IP) iyisisekelo sazo zonke izinhlelo zokusebenza ze-inthanethi. Ezinye izinqubo, njenge-TCP ne-UDP, zakhela phezu kwayo, zithutha izinsizakalo ezifana ne-HTTP(S), i-imeyili, i-telephony, kanye ne-DNS. I-IPv6 ithatha indawo yenqubo yokuthutha endala ye-IPv4 ngoba isikhala sayo esincane samakheli esicishe sibe yizigidigidi ezi-4 sesiphelelwe isikhathi. I-IPv6 manje isicishe ibe yindawo yonke futhi iwusizo kakhulu […]

Isihloko i-IPv6 sivele okokuqala ku- Vielhuber David .

Sonke sike saba lapho: Udinga ukusebenzisa i-'git pull' ngokushesha noma ukufinyelela i-database kuphakheji yokubamba eyabiwe eshibhile (isb., ku-IONOS), kodwa i-host ayinikezi ukufinyelela kwe-SSH - noma kuphela ezinhlelweni zayo ezibiza kakhulu. Ngokuvamile, okuwukuphela kwenketho esele ukulayisha kwe-FTP ngesandla okuyisicefe, okwenza ukuthunyelwa kube nzima ngokungadingekile futhi kube namaphutha. Isixazululo esisodwa esingenzeka […]

Isihloko esithi Git without SSH sivele okokuqala ku- Vielhuber David .

I-Amazon iyisiteshi sokuthenga esifanelekile sabasebenzi abazimele: esheshayo, engabizi, futhi konke endaweni eyodwa. I-Amazon manje isikwazile ukuhlinzeka njalo ngama-invoyisi atholakala ngesikhathi esifanele futhi atholakala kalula ukuze alandwe (ngisho nokuthenga eMakethe). Kungakhathaliseki ukuthi i-laptop entsha, isihlalo sehhovisi, noma i-oda elisheshayo lephepha lokuphrinta - izimpahla zinga-odwa ngokuchofoza okumbalwa nje, ngokuvamile nge-akhawunti yomuntu siqu, […]

Isihloko i-Amazon ne-VAT sivele okokuqala ku- Vielhuber David .

$$\fracVielhuber{89} = \sum_{n=1}^{\infty} \fracVielhuber{10^{2n}}$$

Isihloko esithi A Small Equation #52 sivele okokuqala ku- Vielhuber David .

$$\int_{0}^{\infty} \frac{\sin(x)}{x} dx = \frac{\pi}{2}$$

Isihloko esithi A Small Equation #51 sivele okokuqala ku- Vielhuber David .

$$\sqrt[3]{-1} + 1 = 0$$

Isihloko esithi A Small Equation #50 sivele okokuqala ku- Vielhuber David .

Noma ubani othayipha `isimo se-git` into yokuqala ekuseni bese ephuza ikhofi uzothanda lo msizi omncane. Ikakhulukazi lapho kwakhiwa amaphrojekthi amaningi ewebhu ngokuhambisanayo, ukubuka konke okufingqiwe kubaluleke kakhulu: Sihlanzekile kuphi isihlahla somsebenzi, lapho kukhona izinguquko ezingahlanganisiwe, futhi kuphi ukudonsa/ukuphusha okulindile? Ithuluzi legobolondo elincane yikho konke okudingayo - inqobo nje uma liphatha izikhala/i-Unicode ezindleleni ngokuqinile […]

I-post git status 2.0 ivele okokuqala ku- Vielhuber David .

$$\sum_{n=1}^{\infty} \frac{(-1)^{n-1}}{n} = \ln(2)$$

Isihloko esithi A Small Equation #49 sivele okokuqala ku- Vielhuber David .

Kunengoma emnandi ethi "It Is What It Is and It Ain't What Is Ain't" kaCali Rose. Lokhu kungahunyushwa kalula ngokuthi "Yilokhu okuyikho futhi akukhona lokho okungeyikho." Ngamagama ambalwa nje, yonke imihlaba yeqiniso ingacutshungulwa. Ngokushintshanisa nokuhlanganisa ama-halves amabili, […]

Isiqephu sendatshana esithi Ulimi Nokunengqondo sivele okokuqala ku- Vielhuber David .

I-Thunderbird ithole imvuselelo emangalisayo kusukela ngo-2022. Ngemva kweminyaka yokuma, i-Mozilla Foundation isiphinde yatshala imali ekuthuthukisweni kwayo. Uhlelo lwe-Supernova (i-Thunderbird 115+) ilethe ukuthuthukiswa kwesimanje okuyisisekelo njengokuhlanganiswa kwe-Rust yezingxenye ezibalulekile zokusebenza, i-UI eyenziwe yesimanje esekelwe ku-Web Components, kanye nokusekelwa Kokushintshisana komdabu nge-EWS/Microsoft Graph API. Kubasebenzisi abathembele ku-Thunderbird ukuphatha okubanzi […]

Isihloko esithi "Automating Thunderbird" sivele okokuqala ku- Vielhuber David .

$$\lim_{x \kuya 0} \frac{\sin x}{x} = 1$$

Isihloko esithi A Small Equation #48 sivele okokuqala ku- Vielhuber David .

$$\int_{0}^{\infty} e^{-x^{2}} \, dx = \frac{\sqrt{\pi}}{2}$$

Okuthunyelwe I-Equation Encane #47 ivele okokuqala ku- Vielhuber David .

Ngo-Okthoba 2019, i-Python 3.8 yethula opharetha wakwa-Walrus (:=) nge-PEP 572, okwadala enye yezingxabano ezinkulu emlandweni wolimi lohlelo. Inkulumompikiswano yayimuncu kangangokuthi umdali wePython uGuido van Rossum wesula esikhundleni sakhe njenge-BDFL (Benevolent Dictator For Life) ngoJulayi 2018, ngisho nangaphambi kokukhululwa. […]

Okuthunyelwe I- Walrus Operator ku-PHP ivele okokuqala ku- Vielhuber David .

$$\fracVielhuber{89} = \sum_{n=1}^{\infty} F_n \cdot 10^{-(n+1)}$$

Okuthunyelwe I-Equation Encane #46 ivele okokuqala ku- Vielhuber David .

$$\int_0^1 x^x \, dx = \sum_{n=1}^{\infty} (-1)^{n+1}/n^n$$

Okuthunyelwe I-Equation Encane #45 ivele okokuqala ku- Vielhuber David .

Usocingweni nomngane wakho e-USA ngosuku olubandayo lwasebusika. "Kungu-40 degrees lapha!" nibabaze nobabili kanyekanye. Ngokuvamile, lokhu kuzocacisa ukuthi ubani osho i-Celsius nokuthi ubani osho i-Fahrenheit—kodwa hhayi kuleli zinga lokushisa elithile. Kungani kunjalo? Leli phuzu ukuphela kwezinga lokushisa ku- […]

Okuthunyelwe kwe-Celsius ne-Fahrenheit kuvele okokuqala ku- Vielhuber David .

$$\frac{d}{dx} \left( x^n \kwesokudla) = nx^{n-1}$$

Okuthunyelwe I-Equation Encane #44 ivele okokuqala ku- Vielhuber David .

Iningi labaphathi bamafayela ayizithombe abahlungi ngokuqinile ngokwezichazamazwi, kodwa kunalokho basebenzisa ukuhlunga "kwemvelo". Amabhulokhi ezinombolo egameni ahunyushwa njengezinombolo - ibhulokhi enkulu yezinombolo iyawina, noma okuphambene kungaba yiqiniso ngama-alfabhethi. Umqondo wokuhlelwa kwemvelo: Okuvame ukufunwa abantu ngu-"9 ngaphambi kuka-10," "Isahluko 2 ngaphambi kweSahluko 10"; ngaphandle koziro oholayo [...]

Okuthunyelwe Ukudideka ngendlela engokwemvelo kuvele kuqala ku- Vielhuber David .

$$\frac{d}{dx}(e^{x^2}) = 2xe^{x^2}$$

Okuthunyelwe I-Equation Encane #43 ivele okokuqala ku- Vielhuber David .

Noma ubani osebenzisa imisebenzi Ku-Windows Task Scheduler maduze noma kamuva uzohlangabezana nomehluko wesikhathi sokusebenza ongachazwanga. Umbhalo we-PHP osebenza emizuzwini emi-5 kulayini womyalo ngokuzumayo uthatha imizuzu engama-20 lapho usetshenziswa nge-Windows Task Scheduler. Umsebenzisi ofanayo, izimvume ezifanayo, ikhodi efanayo - izikhathi ezine isikhathi sokwenza. Kwakwenzekani? Ngemuva kwamahora okulungisa iphutha, i-Process Monitor [...]

Okuthunyelwe Okubalulekile Ku-Windows Task Scheduler kuvele okokuqala ku- Vielhuber David .

$$\sqrt[3]{-1} = -1^{\frac{2}{3}}$$

Okuthunyelwe I-Equation Encane #42 ivele okokuqala ku- Vielhuber David .

$$\zeta(2) = \frac{\pi^2}{6}$$

Okuthunyelwe I-Equation Encane #41 ivele okokuqala ku- Vielhuber David .

$$e^{i\pi} + 0.5\sqrt{2} = -1 + 0.5\sqrt{2}$$

Okuthunyelwe I-Equation Encane engu-#40 ivele okokuqala ku- Vielhuber David .

$$\zeta(3) = \sum_{n=1}^{\infty} \fracVielhuber{n^3} \approx 1.202$$

Okuthunyelwe I-Equation Encane #39 ivele okokuqala ku- Vielhuber David .

$$\sqrt[3]{2} \cdot \sqrt[3]{4} = \sqrt[3]{8}$$

Okuthunyelwe I-Equation Encane #38 ivele okokuqala ku- Vielhuber David .

$$\int_{0}^{\infty} \frac{\sin x}{x} dx = \frac{\pi}{2}$$

Okuthunyelwe I-Equation Encane #37 ivele okokuqala ku- Vielhuber David .

$$1 + 2 + 3 + \ldts = -\fracVielhuber{12}$$

Okuthunyelwe I-Equation Encane #36 ivele okokuqala ku- Vielhuber David .

$$\int_{0}^{\infty} \fracVielhuber{x^4+1} \, dx = \frac{\pi}{4\sqrt{2}}$$

Okuthunyelwe I-Equation Encane #35 ivele okokuqala ku- Vielhuber David .

$$\int_{0}^Vielhuber x^{-x} \, dx = \sum_{n=1}^{\infty} \fracVielhuber{n^n}$$

Okuthunyelwe I-Equation Encane #34 ivele okokuqala ku- Vielhuber David .

$$\sqrt[3]{x^3} = |x| \quad \okuphelele x \ku \mathbb{R}$$

Okuthunyelwe I-Equation Encane #33 ivele okokuqala ku- Vielhuber David .

$$\fracVielhuber{89} = 0.\overline{011235955056179775280898876404494382}$$

Okuthunyelwe I-Equation Encane #32 ivele okokuqala ku- Vielhuber David .

Ukwehla okuqhubekayo kwenani lamandla okwenza ikhompuyutha—ama-oda amabili obukhulu ngeshumi leminyaka—kuqhubekisele phambili amamodeli okufunda ajulile kakhulu kusukela ngo-2010. Amanethiwekhi amakhulu kanye nedatha eyengeziwe kubonakala sengathi iletha ngokuthembekile amaphuzu aphakeme njalo kuma-benchmarks avamile—futhi kwafaka ithemba lokuthi ukukala kukodwa kungaholela nakanjani ku-AGI. Kusukela ngo-2019, u-François Chollet wethula ibhentshimakhi ye-ARC-AGI yokulinganisa ubuhlakani. […]

Okuthunyelwe Ibhentshimakhi ye-ARC-AGI ivele okokuqala ku- Vielhuber David .

Ikheli le-imeyili lomthumeli lisewuphawu oluhle lokuthi into ethile ingugaxekile noma cha. Ngokuzenzakalelayo, akukhona okokusebenza ku-Microsoft Outlook Desktop ukwandisa ukubuka ukuze kufakwe ikholomu ebonisa ikheli le-imeyili elithile esikhundleni segama. I-Microsoft ayikakasisebenzisi lesi sici njengendlela elula—okwamanje [...]

Okuthunyelwe Bonisa ikheli le-imeyili lomthumeli ku-Outlook okokuqala kwavela ku- Vielhuber David .

$$\sqrt[3]{1728} = 12$$

Okuthunyelwe I-Equation Encane #31 ivele okokuqala ku- Vielhuber David .

$$\int_{0}^Vielhuber x^{-x} dx = \sum_{n=1}^{\infty} \fracVielhuber{n^n}$$

Okuthunyelwe I-Equation Encane engu-#30 ivele okokuqala ku- Vielhuber David .

$$1 + 2 + 3 + \cdots = -\fracVielhuber{12}$$

Okuthunyelwe I-Equation Encane engu-#29 yaqala ukuvela ku- Vielhuber David .

$$\sqrt{-1} \cdot \sqrt{-1} = -1$$

Okuthunyelwe I-Equation Encane #28 ivele okokuqala ku- Vielhuber David .

$$\int_{0}^Vielhuber \fracVielhuber{1+x^2} \, dx = \frac{\pi}{4}$$

Okuthunyelwe I-Equation Encane #27 ivele okokuqala ku- Vielhuber David .

Esikhathini sedijithali, ukuvikelwa kwedatha, ukuphepha kanye nokufinyelela okungavinjelwe olwazini kubaluleke kakhulu kunangaphambili. Kungakhathaliseki ukuthi kusezinkampanini, ezizimele noma kubantu abazimele - ukusetshenziswa kwamaseva elibamba kunikeza izinzuzo eziningi ezihamba ngale kokufihla i-IP. Ikakhulukazi ezikhathini zokwanda kokucwaninga, amabhulokhi wesifunda, nezinhlelo eziyinkimbinkimbi ze-anti-bot, ama-proxies anamandla ayithuluzi elibalulekile ekusebenzeni kahle kanye […]

Isihloko esithi Kungani ama-proxies abe ababalulekile empilweni yansuku zonke yedijithali ivele kuqala ku- Vielhuber David .

Ngezikhathi zeziphequluli ze-HTTPS kuphela, amakhukhi e-SameSite, nezimo ezingokoqobo zokuthuthukiswa, kubalulekile ukusebenza endaweni ngezitifiketi zangempela ze-SSL. I-Let Encrypt yenze umsebenzi wokuphayona lapha - ngosizo lwe-certbot ne-Cloudflare, ukudala nokuvuselela izitifiketi ze-wildcard kuyashesha futhi kulula. Lokhu kukuvumela ukuthi ufinyelele […]

Okuthunyelwe kwe -SSL endaweni yokuthuthukiswa kwendawo yaqala ukuvela ku- Vielhuber David .

1. Ukunciphisa ubuchwepheshe be-VPN kanye nendima yabo ekuvikeleni ubumfihlo be-inthanethi Cabanga ngesiqephu esiyimfihlo, esingaqondakali futhi esivikelekile; Yilokhu okushiwo ama-Virtual Private Networks noma ama-VPNs amele emhlabeni wedijithali. Lezi zimangaliso ezincane zisebenza njengesendlalelo esivikelayo esibethela idatha yakho futhi sigcine abantu abanolwazi bekude. Cabanga ngale ndlela […]

Okuthunyelwe Ukuphepha Kwe-inthanethi: Indlela Ama-VPN Akushintsha Ngayo Ubumfihlo Nokuvikeleka Ku-inthanethi kuvele kuqala ku- Vielhuber David .

$$\sqrt[3]{-1} = \fracVielhuber{2} + i\frac{\sqrt{3}}{2}$$

Okuthunyelwe I-Equation Encane #26 ivele okokuqala ku- Vielhuber David .

"Umshini ungaba nenkumbulo enkulu, kodwa awukwazi ukucabanga - ngaphandle kokuthi sikufundise." – Alan Turing. Amamodeli esimanje e-AI afana ne-GPT-4 noma i-Llama asekelwe kumasethi amakhulu wedatha nezakhiwo eziyinkimbinkimbi zezibalo. Kodwa yini ngempela engemuva kwakho? Kulesi sihloko sibheka izingxenye ezibalulekile ezidingekayo ukuze […]

Okuthunyelwe Ukwakha Imodeli Yolimi Olukhulu ngokwakho kuvele kuqala ku- Vielhuber David .

I-OpenStreetMap (OSM) imephu yomhlaba yamahhala eyakhiwe ngokubambisana abantu emhlabeni wonke - mahhala, evulekile futhi ezimele. Nakuba i-Google Maps, njengomholi wemakethe, ngokuvamile iyinketho yokuqala yamamephu edijithali, i-OSM incike kumgomo ohluke ngokuphelele: umphakathi ohlangene oqoqayo, othuthukisayo futhi wenze idatha yendawo itholakale mahhala. Kungani […]

Okuthunyelwe Ukusingathwa kwe-OpenStreetMap ngokwakho kuvele kuqala ku- Vielhuber David .

Kudala kumenyezelwe - manje okuyiqiniso: I-Microsoft isicime ukufakazela ubuqiniso bephasiwedi yezivumelwano ezithile ku-Exchange Online kusukela ngoSepthemba 2022 ivuna i-oAuth2. Izinkinga ze-GitHub zemitapo yolwazi eminingi kanye nemibhalo eyisipele ikwenza kucace ukuthi uguquko lubambe abaphathi abaningi bengalindele. Ngezansi sibonisa indlela yokusebenzisa i-oAuth2 nge-PHP nge […]

Okuthunyelwe Ukufinyelela I-Exchange/Office 365 nge-PHP kuvele okokuqala ku- Vielhuber David .

$$\frac{d}{dx}(x^x) = x^x(\ln x + 1)$$

Okuthunyelwe I-Equation Encane #25 ivele okokuqala ku- Vielhuber David .

$$\fracVielhuber{998001} = 0.\overline{000001}$$

Okuthunyelwe I-Equation Encane #24 ivele okokuqala ku- Vielhuber David .

$$\sum_{n=1}^{\infty} \fracVielhuber{n^2} = \frac{\pi^2}{6}$$

Okuthunyelwe I-Equation Encane #23 ivele okokuqala ku- Vielhuber David .

Isikhathi asifanelekile njengamanje? I-imeyili ithunyelwe ngaphambi kwesikhathi kakhulu? Ukulibazisa ama-imeyili kungaba usizo ezimweni eziningi: noma kuwukuzinika isikhathi sokuwabuyekeza noma ukuphatha ngempumelelo owakho umsebenzi, isikhathi singabaluleka. Nazi izindlela ezintathu ongabambezela ngazo ukuthumela ama-imeyili futhi uthuthukise ukuxhumana kwakho. I-Outlook Microsoft […]

Okuthunyelwe Ukuthunyelwa kwe-imeyili ebambezelekile kuvele kuqala ku- Vielhuber David .

Ukuzenzakalela kwesiphequluli kudlala indima enkulu ezindaweni ezifana ne-web scraping, ukuhlola okuzenzakalelayo, kanye nokusebenzisana kwezinhlelo zokusebenza zewebhu. Ngaphambili, iPuppeteer, isibonelo, yayisetshenziselwa le njongo. Ngokufika kwe-AI, manje sekuvuleka amathuba amasha okwenza isiphequluli esizenzakalelayo sibe enembile futhi singadingi ukulungiswa kakhulu - senzela i-Stagehand. Ukucacisa ukuthi isebenza kanjani, sifuna […]

Okuthunyelwe Ukulawula iziphequluli nge-AI kuvele okokuqala ku- Vielhuber David .

$$\int_0^\infty e^{-x^2} \, dx = \frac{\sqrt{\pi}}{2}$$

Okuthunyelwe I-Equation Encane #22 ivele okokuqala ku- Vielhuber David .

I-Xdebug iyithuluzi elinamandla lokususa iphutha nelokwenza iphrofayela le-PHP elisisiza ukuthi sihlaziye futhi senze ngokugcwele izinhlelo zokusebenza ze-PHP. Isekela izici ezifana nokulungisa iphutha ngesinyathelo ngasinye, ukukalwa kokusebenza nokulandelela isitaki, okusiza kakhulu ukuxazulula izinkinga futhi okunikeza ukuqonda okungcono kukhodi. Okulandelayo umhlahlandlela omfushane wokusetha ozosetshenziswa ngaphakathi kwe-VSCode. Ukufaka i-Xdebug Sizofaka i-Xdebug njengesibonelo […]

Okuthunyelwe Ukulungisa iphutha ku-PHP nge-Xdebug kuvele kuqala ku- Vielhuber David .

Cabanga ngezinkomishi ezimbili ezifanayo - eyodwa egcwele ikhofi futhi enye ngobisi, zombili ezingeni elifanayo. Ithisipuni lekhofi manje selikhishwa enkomishini yekhofi lifakwe enkomishini yobisi bese liyanyakaziswa. Khona-ke ithisipuni yengxube evela enkomishini yobisi iphinde ithululelwe enkomishini yekhofi. Kuyiphi inkomishi […]

Okuthunyelwe Mayelana Noketshezi kuvele okokuqala ku- Vielhuber David .

Imilayezo yokuzibophezela ku-Git ivame ukunganakwa. Abaningi bazibona njengobubi obudingekayo ukuze kugcinwe izinguquko. Imilayezo yokuzibophezela okunenjongo iyisici esibalulekile empumelelweni yephrojekthi: Iqinisekisa ukulandeleka okuhle kwezinguquko, ukubambisana okuphumelelayo phakathi kweqembu kanye nokuxazulula izinkinga ngokushesha. Asikho isizathu sokukhiqiza ngokuzenzakalelayo imiyalezo usebenzisa i-AI […]

Okuthunyelwe I- Git Commit Messages with ChatGPT ivele kuqala ku- Vielhuber David .

$$1 + 2 + 3 + \ldts + 99 + 100 = \frac{100 \izikhathi 101}{2}$$

Okuthunyelwe Izibalo Ezincane #21 zivele okokuqala ku- Vielhuber David .

Ngezinye izikhathi uFebhuwari unomumo okhangayo ngendlela engavamile ekhalendeni. Isibonelo, ngoFebhuwari 2021 umuntu angathola umzuzu onjalo, ebona "uFebhuwari ononxande". Lo mphumela ongavamile uvela lapho uFebhuwari enezinsuku \(28\) ncamashi futhi uFebruwari 1 uba ngoMsombuluko. Kepha lokhu kwenzeka kangaki futhi […]

Okuthunyelwe I-Rectangular February ivele kuqala ku- Vielhuber David .

I-CSS isadida iningi lethu: inamakhulu ezindawo ezinegama elingalungile, ngayinye yazo engathinta umphumela ngezindlela ezingezona enembile. Ukuma okuqondile kwezinto ekuthuthukisweni kwewebhu kuyakhohlisa futhi kuvame ukubangela ubuhlungu bekhanda esikhathini esidlule. Kodwa ngenhlanhla lezo zikhathi seziphelile. Ngeke ukholwe: […]

Okuthunyelwe Ukumisa Phakathi Okuqondile ku-CSS kuvele kuqala ku- Vielhuber David .

Ukuguqulwa kwe-CSS kuyindlela enhle yokudala ukusebenzisana. Vele usebenzise inguquko esimweni sokuqala se-elementi futhi isiphequluli sizophila uguquko phakathi kwalezi zifunda ezimbili. Kodwa-ke, ukuguqulwa kwamasayizi wento engaphakathi njenge-auto kube yinkinga kubathuthukisi bewebhu amashumi eminyaka, futhi okuwukuphela kwendlela bekuwukubala ubude kusetshenziswa i-JavaScript. Enye […]

Okuthunyelwe Ubude bokugqwayiza: 0 kuya ekuphakameni: okuzenzakalelayo nge-CSS kuvele kuqala ku- Vielhuber David .

Akukho \(n \in \mathbb{Z}^+\) kangangoba \(0 < n < 1\). Ubufakazi: Ake sicabange ukuthi lesi sitatimende singamanga. Bese kuba khona \(n \in \mathbb{Z}^+\) okuthi \(0 < n < 1\). Ake sicabangele isethi \(S := \{ m \in \mathbb{Z}^+ : 0 < m <1 \}\). Kusukela \( n […]

Okuthunyelwe Ayikho inombolo ephakathi kuka-0 no-1 kuvele kuqala ku- Vielhuber David .

Ngo-1950, izazi ze-physics uGeorge Gamow noMarvin Stern zaphawula isenzakalo esithakazelisayo: UGamow, owayenehhovisi esitezi sokuqala sesakhiwo esinezitezi eziyisithupha, waphawula ukuthi ilifti elifikayo lehla ngamacala amahlanu kwayisithupha, nakuba lalifuna ukunyuka. UStern, owayesebenza esitezi sesihlanu, waphawula okuphambene. I-elevator […]

Okuthunyelwe I -Elevator Paradox yaqala ukuvela ku- Vielhuber David .

Uhlelo lwe-Quine noma i-Quine wuhlelo olukhipha ikhodi yalo yomthombo lapho lwenziwa. I-Quine akumele "iphumele ngaphandle kwayo," ngokwesibonelo ngokuphrinta okuqukethwe kwefayela equkethwe kulo, noma ngokusebenzisa amakhono e-introspective ukuze iphrinte izethulo zayo. Kunalokho, kufanele ibale ikhodi yayo yomthombo. Indlela yakudala yokwenza uhlelo olunjalo iku […]

Okuthunyelwe I- Quine yaqala ukuvela ku- Vielhuber David .

Amathuluzi anamandla afana ne-logrotate enza umsebenzi wokungena ozungezayo noma amafayela ayisipele ube lula kakhulu. Lokhu kusho ukuthi amafayela azungeziswa ngemva kwesikhathi esithile noma lapho efika kusayizi othile. Uma ungenalo leli thuluzi elitholakala kuseva ekude futhi ungenza kuphela imiyalo ye-SSH ekude, ungazakhela esakho iskripthi esincane se-Bash […]

Okuthunyelwe Ukuzungeziswa kwefayela ngombhalo we-Bash kuvele okokuqala ku- Vielhuber David .

$$\frac{\sin x}{x} \kuya 1 \umbhalo{ njenge } x \kuya ku-0$$

Okuthunyelwe I-Equation Encane engu-#20 ivele okokuqala ku- Vielhuber David .

Emhlabeni wezinombolo, umuntu uhlala ehlangabezana namaphethini amangalisayo angaba amangazayo futhi akhanyisele. Ilukuluku elinjalo nguMthetho kaBenford, owaziwa nangokuthi umthetho wedijithi yokuqala. Lesi simo sezibalo sichaza ukusatshalaliswa kwemvamisa kwamadijithi okuqala kumasethi amaningi edatha yangempela futhi sinikeza imininingwane ethokozisayo ngemvelo […]

Okuthunyelwe Umthetho ka-Benford uvele okokuqala ku- Vielhuber David .

$$\int_{0}^{\infty} \frac{\sin x}{x} \, dx = \frac{\pi}{2}$$

Okuthunyelwe Izibalo Ezincane #19 zivele okokuqala ku- Vielhuber David .

Nginezingane ezimbili nendodana ezalwe ngoLwesine. Angakanani amathuba okuthi ngithole indodakazi? Ake sikhombise izinsuku zesonto ngezinombolo \(1, 2, … , 7\) kanye \(1\ =\) uMsombuluko, \(2 =\) ULwesibili njalo njalo. Manje sesingabhala umcimbi ngokuthi “ngosuku \(n\) owazalwa ngalo umfana” njengo […]

Okuthunyelwe I -Paradoxical Probability Theory yaqala ukuvela ku- Vielhuber David .

Uma sicabanga ukuthi inombolo \(Y\) yabo bonke abantu abake bazalwa futhi abazozalwa inomkhawulo, ake \(x\) kube indawo yakho ephelele kusukela ekuqaleni kohlu. Bese \(0 < \frac{x}{Y} \leq 1\). Manje singasho ngamathuba okuthi \(95\%\) ukuthi uphakathi kwabokugcina \(95\%\) babo bonke abantu abake bazalwa, […]

Okuthunyelwe Impikiswano Yosuku Lwembubhiso ivele kuqala ku- Vielhuber David .

Umusho olandelayo waziwa ngokuthi "indida yophuzo oludakayo": "Kunomuntu endaweni okuzothi uma ephuzile kuphuze wonke umuntu endaweni yokucima ukoma." Akunandaba ukuthi lo muntu ukhuthaza abanye ukuba baphuze noma ukhona omunye umnyango ongemuva, njengoba sizobona maduze. Kuyinto […]

Okubhalwe ukuthi Indida Yokuphuza yaqala ukuvela ku- Vielhuber David .

Umfana ucabanga inombolo ethi \(1\), \(2\) noma \(3\), bese intombazane ingabuza umbuzo owodwa kuphela ngaleyo nombolo. Umfana angaphendula kuphela "yebo", "cha" noma "angazi". Ngokubuza umbuzo ohlakaniphile, intombazane ikwazi ukuthola inombolo efanele umfana ayecabange ngayo, […]

Okuthunyelwe Izinombolo zokuqagela kuvele kuqala ku- Vielhuber David .

$$\int_{0}^Vielhuber x^x \, dx = \sum_{n=1}^{\infty} \fracVielhuber{n^n}$$

Okuthunyelwe Izibalo Ezincane #18 zivele okokuqala ku- Vielhuber David .

Cabanga ukuthi ngolunye usuku uthola iphasela elingaqondakali elingenamthumeli. Kuyathakazelisa ukuthi uvula iphakheji futhi uthole indandatho, oyinikeza indodakazi yakho. Emashumini eminyaka kamuva, uyena ongathumela izinto esikhathini esidlule esebenzisa i-wormhole. Lokhu ukwenza ngendandatho ake wayithola kuwena, […]

Okuthunyelwe Into engenamsuka ivele kuqala ku- Vielhuber David .

Njengenye indlela ye-Travis CI ebaluleke kakhulu, i-GitHub Actions isinesikhathi eside itholakala Njengethuluzi eliqhubekayo lokuhlanganisa, ihlanganiswe kahle kakhulu neplathifomu yekhodi ye-GitHub futhi manje isebenza ngokuzinza kakhulu. Izenzo ze-GitHub zisekelwe kumafayela okulungiselela e-YAML agcinwe endaweni yokugcina lapho kuzosetshenziswa khona ukugeleza komsebenzi. Ngezansi […]

Okuthunyelwe I-CI ene-GitHub Actions ivele kuqala ku- Vielhuber David .

Ngo-1961, uJames noStein bashicilela iphepha elithi "Estimation with Quadratic Loss". Cabangela idatha evame ukusatshalaliswa enencazelo engaziwa \(\mu\) kanye nokwehluka \(1\). Uma manje umuntu ekhetha inani elingahleliwe \(x\) kule datha futhi kufanele alinganisele incazelo \(\mu\) kulesi sisekelo, ngokunembile \(x\) isilinganiso esinengqondo se-\(\mu\) (njengoba kunokusabalalisa okuvamile, [...]

Okuthunyelwe Indida ka-Stein yaqala ukuvela ku- Vielhuber David .

Ama-UUID (Izihlonzi Eziyingqayizivele Ngokujwayelekile) zingamanani angu-128-bit asetshenziswa kusizindalwazi, phakathi kwezinye izinto, ukuze kuhlonzwe okufakiwe kwethebula ngokukhethekile. Amelwe njengeyunithi yezinhlamvu ye-hexadecimal ehlukaniswe ngamaqembu amahlanu ahlukaniswe ngamakhonco (isibonelo: 09fe49b3-4d2b-471c-ac04-36c9e706b85f). Kunezingxoxo eziningi mayelana nezinzuzo kanye nokubi kwama-UUID kusizindalwazi - ezinhlelweni ezisabalalisiwe azinakugwenywa. Ku- […]

Okuthunyelwe ama-UUID kuzinqolobane zolwazi avele okokuqala ku- Vielhuber David .

Idatha ebucayi noma ukusetshenziswa ngokweqile kwesikhala sokulondoloza: Kunezizathu ezinhle zokufuna ukushintsha umlando we-Git. Kulokhu okuthunyelwe kwebhulogi ngichaze ukuthi isetshenziswa kanjani i-BFG ukususa amafayela emlandweni we-Git. Iphuzu elibuthakathaka le-BFG ukuntuleka kokusekelwa kwezindlela eziqondile, ukuze ungakwazi ukusesha ngokuqondile amafayela noma amafolda kumafolda angaphansi […]

Okuthunyelwe Ukuhlanza umlando we-Git ingxenye yesi-2 yavela okokuqala ku- Vielhuber David .

tl;dr: Amanani azisethe ngokwenza noma amanani azenzakalelayo we-WP_MEMORY_LIMIT/WP_MAX_MEMORY_LIMIT awanawo umthelela uma i-WP_MEMORY_LIMIT/WP_MAX_MEMORY_LIMIT ingaphansi noma ilingana nomkhawulo wenkumbulo ye-PHP (ngemuva kwalokhu ebizwa ngokuthi memory_limit). Asetshenziselwa ukukhulisa amanani omkhawulo we-memory_limit aphansi kakhulu ukuya kubuncane obunconyiwe.

Okuthunyelwe Umkhawulo Wenkumbulo ku-WordPress uvele kuqala ku- Vielhuber David .

Uma ushumeka i-iframe yenkampani yangaphandle (isibonelo iwijethi), awukwazi ukufinyelela okuqukethwe kwayo usebenzisa i-CSS noma i-JavaScript (ngenxa yalokho okubizwa ngokuthi inqubomgomo yemvelaphi efanayo). Nokho, kunenqubo elula kakhulu yokusalungisa noma iyiphi ikhodi (kuhlanganise nakwamanye amafayela alayishwe ngaphakathi kwe-iframe). Ukuze wenze lokhu, uqondisa […]

Okuthunyelwe Ithiphu Esheshayo: Guqula i-Iframe ivele kuqala ku- Vielhuber David .

I-ANTON ingenye yezinhlelo zokusebenza zokufunda ezidume kakhulu zabafundi bamabanga 1-10. Ikilasi. Isici se-gamification sokuthola izinhlamvu zemali singase sibonakale siyinqaba kubantu abadala ekuqaleni - kodwa ngokuphawulekayo kwandisa ugqozi lwezingane zami kuphela. Ugcina ngisho "umcamelo" omncane wezinhlamvu zemali ongazithinti. […]

Okuthunyelwe Izinhlamvu zemali kuhlelo lokusebenza lwe-ANTON zivele kuqala ku- Vielhuber David .

I-IBAN yesiJalimane iqukethe ikhodi yezwe (DE), idijithi yesheke enezinhlamvu ezimbili (ngokwe-ISO 7064), ikhodi yasebhange (amadijithi angu-8) kanye nenombolo ye-akhawunti (kuhlanganise nenombolo ye-akhawunti engaphansi, amadijithi ayi-10, amadijithi ashodayo agcwaliswe ngoziro abaholayo) futhi ngenxa yalokho inezinombolo ezingu-22 ubude. Ukuze ubale idijithi yesheke, lokho okubizwa nge-BBAN (ikhodi yasebhange nenombolo ye-akhawunti) kanye nekhodi yezwe yenombolo \(1314\) yaseJalimane nedijithi yesheke […]

Isihloko esimayelana nokuqina kwe-IBAN sivele okokuqala ku- Vielhuber David .

Ngobusuku bokugcina bomndeni, izingane zaletha ngomdlandla umdlalo othi Dobble (ohlelweni lukaHarry Potter) etafuleni. Ngemuva kokulahleka kwesi-5 (ngaphandle kokuthi ikhadi lami lishaywe ngokusobala ngekhadi lokudlala), ngitshelwe, ngokumangala kwami, ukuthi wonke umdlali angathola i-hit kuyo yonke imizuliswano. Kodwa ukungakholwa kwami kwakuwu […]

Okuthunyelwe Izibalo emdlalweni i-Dobble zivele kuqala ku- Vielhuber David .

Uyazi: Isikhathi esilindelekile phakathi kwamabhulokhi amabili e-Bitcoin siyisilinganiso \(10\) samaminithi. Manje wenza umsebenzi obalulekile we-Bitcoin futhi ulinde ngokulangazela ukubona ukuthi ivela nini futhi nini kubhulokhi elandelayo: e50bfacc95975a4e7545d83d8954645f Njengoba ungazange uhlole ukuthi ibhulokhi yangaphambilini yaqedwa nini, empeleni ulindele ngokwesilinganiso \( \frac{t}{2} = \frac{10}{2}) = 5 \ amaminithi

Okuthunyelwe I- Bitcoin Block Time ivele kuqala ku- Vielhuber David .

$$\int_{0}^{\infty} e^{-x^2} dx = \frac{\sqrt{\pi}}{2}$$

Okuthunyelwe I-Equation Encane #17 ivele okokuqala ku- Vielhuber David .

Ngamafuphi, ukuthuthukiswa kwewebhu yekhasino eku-inthanethi kubhekise ekwakhiweni kwezinto eziyingcaca zamawebhusayithi ekhasino aku-inthanethi. Idizayini yewebhu ihlanganisa yonke into kusukela kokugqwayiza kuya ekubhaleni umbhalo ongenalutho. Izicelo ezivela kubadlali nabaqhubi uma kukhulunywa ngamakhasino aku-inthanethi zivame ukuba yinkimbinkimbi futhi ziyahlukahluka. Ngakho-ke, ukuthuthukiswa kwewebhu kwemidlalo ye-inthanethi kungaba inqubo eyinkimbinkimbi, […]

Isihloko Ibaluleke kangakanani idizayini yewebhusayithi yami yekhasino? ivele kuqala ku- Vielhuber David .

Umbiko wamasonto onke we-RKI kaNovemba 11, 2021 ekhasini 22 uthi \(36\%\) weziguli ze-corona ezingaphezu kweminyaka engama-60 egunjini labagula kakhulu zase zigonywe ngokugcwele. Kuleli qembu lobudala, \(87\%\) babegonywe ngokugcwele ngaleso sikhathi (bheka ikhasi 18). Vumela: \(G\): Oneminyaka engaphezu kwengu-60 uyagonywa \(U\): Oneminyaka engaphezu kuka-60 akagonyiwe \(I\): Oneminyaka engaphezu kuka-60 usesigabeni sokugula Manje $$P(G) = 0.87 \wedge [...]

Isihloko esithi Corona Mathematics sivele okokuqala ku- Vielhuber David .

Amadesimali aphelele abizwa ngokuthi amafrakshini amadesimali ngenxa yokuthi angesinye isifanekiso samafrakshini anamandla ayishumi kudinominetha. Ngakho: $$\frac{z}{n} = \frac{q_1}Vielhuber + \frac{q_2}{10} + \amachashazi + \frac{q_k}{10^k}$$ nge \(k \in \mathbb{N}\) kanye \(q_k\) \(k-1\)-th indawo kwesokudla sephoyinti ledesimali. Manje: $$\frac{z}{n} = \frac{10^k \cdot q_1 + 10^{k-1} q_2 + \namachashazi + […]

Okuthunyelwe Izingxenyana Zedesimali zivele kuqala ku- Vielhuber David .

Ukufakwa okusheshayo nokushintshwa kwezinguqulo ze-node, sincoma ukusebenzisa i-nvm. Uma ufuna ukucacisa ngokusobala inguqulo ye-Node edingekayo kuphrojekthi, dala ifayela elibizwa ngokuthi .nvmrc ngenombolo yenguqulo eqondile (isb. "12.10.0") kufolda efanayo lapho i-package.json ikhona. Uma manje ushintshela kufolda, isandiso esilandelayo sefayela ~/.bash_profile […]

Okuthunyelwe Ithiphu Esheshayo: Shintsha ngokuzenzakalelayo izinguqulo ze-Node zivele kuqala ku- Vielhuber David .

Selokhu kwavela idizayini yewebhu ephendulayo, abathuthukisi bebelokhu becela amandla okwenza izinto ze-DOM ngesitayela ngokusekelwe kusayizi wazo wangempela kunosayizi wesizinda sokubuka sesiphequluli (besebenzisa imibuzo yemidiya). Eqinisweni, imibuzo yesiqukathi (imibuzo yokuqala) cishe iyisici esicelwe kakhulu se-CSS esingakatholakali kuziphequluli […]

Okuthunyelwe Ukusebenzisa Imibuzo Yesitsha Namuhla kuvele okokuqala ku- Vielhuber David .

Idatha ebucayi njengamaphasiwedi kufanele igcinwe kumafayela e-.env futhi, uma kungenzeka, hhayi kumakhosombe e-Git. Kodwa kungenzeka ukuthi kwenzeke komunye nomunye wethu okungenani kanye ngephutha: ukushicilela ngokushesha iskripthi se-Google Maps JS API ku-GitHub Gists ("njengesesidlangalaleni") futhi ngephutha awuzange ufihle ukhiye wakho oyimfihlo we-Maps API. Ngenhlanhla, […]

Okuthunyelwe Ukuhlanza umlando we-Git kuqale ukuvela ku- Vielhuber David .

Uma ufuna ukusika isithombe usebenzisa i-SVG, sincoma ukuthi usebenzise indlela yokunamathisela yesici se-CSS. Isikripthi esilandelayo sixazulula ezinye izithiyo ezinzima: Ama-SVG angalondolozwa kusetshenziswa i-Illustrator, ungacacisa (isihlobo noma ngokuphelele) i-URL ye-SVG (i-Chrome ngokomdabu isekela kuphela ama-SVG asemgqeni kuze kube manje) futhi ingcaphuno nayo ngokuphelele […]

Okuthunyelwe Ukusika ama-SVG ezithombeni kusetshenziswa indlela yokunamathisela kuvele kuqala ku- Vielhuber David .

Usebenzisa isibaluli se-meta_query esigabeni esinamandla se-WordPress esithi WP_Query, ungakwazi ukuhlunga okuthunyelwe okunamavelu athile kuzinkambu zakhona ze-meta. Uma udale inkambu ye-meta enemigqa eminingi (isb. usebenzisa i-Advanced Custom Fields) futhi ufuna kuphela ukuthola okuthunyelwe okuqukethe inani elithile kule nkambu ehlukaniswe ukunqamuka kwemigqa, sincoma umhlaba we-REGEX we- […]

Okuthunyelwe Ithiphu Esheshayo: WP_Query & Multiline Fields kuvele kuqala ku- Vielhuber David .

Esihlokweni esedlule, ngichaze ukuthi ungahlanganisa kanjani kalula izithombe ezinyakazayo ezivela ku-Adobe Animate uye kuwebhusayithi ngokuthekelisa kwe-APNG. Kukhona futhi indlela yomdabu nge-HTML5 Canvas Export, kodwa noma ubani oke wasebenza nayo ngaphambili uzoqaphela ukuthi igcwele izinkinga (impendulo enganele […]

Okuthunyelwe Ukushumeka opopayi be-Adobe Animate bavele kuqala ku- Vielhuber David .

Ngokuvamile, lapho uhlanganisa i-Google Amamephu, usebenza ne-Maps JavaScript API, edinga ukhiye we-API futhi engabangela izindleko ezinkulu uma inani lokushaywa liphezulu. Kukhona ezinye izindlela ezinhle ezifana ne-mapbox noma i-OpenStreetMap, kodwa azikabi nalo ububanzi bezici ezifana ne-Google. I-Google ngokwayo futhi inikeza indlela ngaphandle kokhiye we-API nge- […]

Okuthunyelwe I-Google Maps engenawo ukhiye we-API yaqala ukuvela ku- Vielhuber David .

Ukusekelwa kwesiphequluli kwamafayela e-PNG agqwayizayo manje kuhle kangangokuthi ukugqwayiza okudalwe nge-Animate CC kungathunyelwa kalula ku-APNG bese kuhlanganiswe ekhasini lewebhu kusetshenziswa ithegi ye-<img> elula. Lena enye indlela elula nesezingeni eliphezulu yendlela yokushicilela ku-Animate CC, ekhiqiza i-JavaScript Ngezansi.

Okuthunyelwe Ukuthunyelwa kwe-Adobe Animate APNG kuvele kuqala ku- Vielhuber David .

Uma ufuna ukunweba usesho lwendabuko lwe-WordPress ukufaka izinkambu ze-meta, isibonelo, kunconywa ukuthi ubheke izihlungi ezixoshiwe. Ukuqinisekisa ukuthi ukuhlukanisa amagama kuyaqhubeka nokusebenza futhi ugweme ukubukela phansi ukuthuthukiswa okuzayo oseshweni, sincoma ukusebenzisa ihuku_losesho lokuthunyelwe. Ikhodi elandelayo isebenzisa imisebenzi ye-REGEXP kanye ne-ExtractValue ukuze inwebe lolu sesho ukuze lufake phakathi okuthunyelwe okuvela kukho konke […]

Okuthunyelwe Nweba Usesho lwe-WordPress kuvele kuqala ku- Vielhuber David .

Ithuluzi le-SISTRIX, eceleni kwe-Xovi, uhlelo lokuhlaziya lwe-SEO olusetshenziswa kakhulu eJalimane. Inkomba yokubonakala isiphenduke inkomba yokubonakala kwekhasi kusesho lwe-Google. Amapharamitha afakiwe ekubalweni kwawo achazwa lapha nalapha nalapha nalapha nalapha, isibonelo, kodwa […]

Isihloko esithi Ukubala I-SISTRIX Visibility Index sivele kuqala ku- Vielhuber David .

Lapho u-Kurt Gödel eshicilela izinkolelo-mbono zakhe ezidumile zokungapheleli ngo-1931, wanyakazisa izisekelo ze-logic yezibalo: waphika ukuthi wonke ama-axiom angasetshenziswa njengesisekelo esingaba khona sokufakazela zonke izitatimende mayelana nezinombolo aziphelele nakanjani - futhi wabhubhisa iphupho lika-Hilbert lokufakazela ukuvumelana kwezibalo zezibalo. I […]

Okuthunyelwe Ubuciko Obungcweti bukaGödel baqala ukuvela ku- Vielhuber David .

Naphezu kwakho konke ukukhathazeka ngokuvikelwa kwedatha, i-WhatsApp isewuhlelo lokusebenza oluyintandokazi yamaJalimane. Ngaphezu kohlelo lokusebenza olukhethekile lwe-WhatsApp Business, i-Facebook iphinde yakha isixhumi esibonakalayo esisemthethweni, i-WhatsApp Business API, ukuze iyenze ibe mnandi ezinkampanini. Uma ufuna ukuthumela imilayezo ye-WhatsApp ngokohlelo kusuka kuhlelo lwakho lokusebenza lewebhu, zikhona ezinye izindlela zokwenza kanjalo. Indlela esemthethweni […]

Okuthunyelwe Ukusebenzisa i-WhatsApp nge-API kuqale kwavela ku- Vielhuber David .

Uma usebenzisa ama-elementi afana nembondela (okuyinto evamile ngezikhathi zobushoshovu be-GDPR) futhi ufuna ukufiphalisa indawo engemuva kwembondela, isibonelo, uvame ukuhlangana nenkinga yokupakisha umongo. Isibonelo, uma unama-elementi aphelele noma amiswe ngendlela eqondile, azovezwa ngokuphazima kweso kunokuba afakwe isihlungi. Kodwa likhona ikhambi. Okulandelayo […]

Okuthunyelwe Ukufiphalisa ikhasi usebenzisa i-CSS ngemuva kwembondela kuvele kuqala ku- Vielhuber David .

Awudingi ukusebenzisa ithuluzi elinamandla njenge-Google Optimize ukuze uthole izivivinyo ezilula zokuhlukanisa i-URL, ungakwazi futhi ukuxazulula inkinga ye-Apache usebenzisa .htaccess. Amazwibela ekhodi alandelayo asabalalisa izivakashi ngokulinganayo phakathi kwamakhasi amabili https://vielhuber.de/test1.php (okuhlukile 1) kanye ne-https://vielhuber.de/test2.php (okuhlukile 2). Ukwenza ngokungahleliwe kusekelwe esikhathini samanje seseva. 4ab46765cc5456fb96ad18db79dcfaaa Izivakashi ezibuyayo zibona (ngeseshini ngayinye […]

Okuthunyelwe Ithiphu Esheshayo: Ukuhlola Okuhlukanisayo nge-Apache kuvele kuqala ku- Vielhuber David .

Uma uphawula izincazelo zomsebenzi ngokuhlukaniswa kwezinhlamvu, kubakaki abagobile bayasetshenziswa. Sibhekana nombuzo olula wokuthi ingabe lesi sethulo singaqedwa futhi umsebenzi wehliselwe kusaziso esingakudingi. Isibonelo, umsebenzi othi $$f: \mathbb{R} \kuya \mathbb{R}, f(x) = \left\{\ qala{matrix} 42, & \umbhalo{if } x = 0 [...]

Okuthunyelwe Ekubhalweni kwemisebenzi yegatsha kuvele kuqala ku- Vielhuber David .

Lapho ubuka idatha ku-Google AmaSpredishithi, uhlangabezana nenkinga yokuthi \(x\)-eksisi ayikwazi ukugcwalisa ngokuzenzakalelayo izikhala ezingekho zamanani ombhalo (njengamaviki ekhalenda). Ukuze uxazulule inkinga, ukhiqiza uchungechunge lwedethi eqhubekayo, ubale amaseli avelayo bese ubona ngeso lengqondo isamba esiqoqiwe. Umdwebo ojwayelekile okhombisa […]

Okuthunyelwe Uchungechunge lwedethi ku-Google AmaSpredishithi luvele kuqala ku- Vielhuber David .

Thola iphutha: 72aaa2dbd201d49fc2ee429ebf68f15b PHP igcina amanani okubuyisela we-stat() futhi ngaleyo ndlela, isibonelo, umphumela wosayizi wefayela(). Uma ibizwa izikhathi eziningi efayeleni elifanayo, njalo ibuyisela inani lekholi yokuqala, ngakho-ke esimweni sethu kufundwa izinhlamvu ezintathu zokuqala kuphela. Ukushintsha lokhu kuziphatha, kuvame ukutuswa ukuthi […]

Okuthunyelwe Ithiphu Esheshayo: I-PHP clearstatcache ivele kuqala ku- Vielhuber David .

I-Google inikeza i-Google Translation API njengengxenye ye-Google Cloud yayo ngesakhiwo sentengo esisekelwe ekusetshenzisweni. Kukhona ne-API engabhaliwe engasetshenziswa ngaphandle kokhiye, kodwa iyayeka ukusebenza ngemva kwezicelo ezimbalwa. Uma usebenzisa umsebenzi wokuhumusha iwebhusayithi ye-Google Chrome, kuyaphawuleka ukuthi amakhasi ahunyushwa ngekhwalithi enhle kakhulu ngaphandle kwemikhawulo ebonakalayo […]

Okuthunyelwe Ukugebengwa kwe-Google Translation API kuvele kuqala ku- Vielhuber David .

Uma ubheka izinto ezintsha zobuchwepheshe zeminyaka emibili edlule, uzothola ngokuphindaphindiwe amagama afana nobuchwepheshe obuhlakaniphile noma ubuhlakani bokwenziwa (AI). Kodwa uma sibhekisisa, siyabona ukuthi imishini eminingi isekude nobuhlakani bokwenziwa. Amasistimu asekhaya ahlakaniphile afana nalawo avela e-Amazon noma e-Google avame ukuhlotshaniswa ne-AI. […]

Isihloko esithi Artificial Intelligence - Ingabe isivele ikhona? ivele kuqala ku- Vielhuber David .

Uma uxhumanisa i-Github noMqambi, kuyisibopho ukunikeza inombolo yenguqulo nge-git tag. Umyalo womugqa womyalo olandelayo unquma usuku lwamanje futhi uyalunyusa (ngokweSemVer) ngenombolo yenguqulo eyodwa. Isibonelo, inguqulo 1.1.0 ilandela inguqulo 1.0.9. Uma kungekho umaki owabelwe, inguqulo imakwa ngokuzenzakalelayo ne-1.0.0. Amathuluzi afana nezingwegwe ezithambile noma ze-git […]

Okuthunyelwe Ithiphu Esheshayo: I-Git Auto-Tagging ivele kuqala ku- Vielhuber David .

$$\frac{d}{dx}e^x = e^x$$

Okuthunyelwe I-Equation Encane #16 ivele kuqala ku- Vielhuber David .

Ngeshwa, i-MySQL ayinikezi umsebenzi we-ALTER TRIGGER. Ukuze uhlele i-trigger ekhona, kufanele uqale uyisuse bese udala entsha. Isitatimende se-CREATE TRIGGER singafundwa ngokungaqondile nge-information_schema. Lokhu kusivumela ukuthi siguqule izibangeli ekuphambukeni. Ukuze wenze lokhu, thatha umphumela womyalo olandelayo KHETHA (shintsha isizindalwazi bese ucupha igama kusengaphambili) […]

Okuthunyelwe Ukuhlela izingqalasizinda ze-MySQL kuvele kuqala ku- Vielhuber David .

Kusukela ku-ES6, i-VanillaJS ibihambisana ne-jQuery yasekuqaleni cishe kuzo zonke izindawo futhi manje isingcono kakhulu. Ngakho-ke kufanelekile ukuthutha kancane kancane ikhodi yefa kude ne-jQuery. Nokho, kufanele uqaphele lapho ucupha imicimbi yoshintsho olwenziwa mathupha. Isibonelo, i-document.addEventListener ayiqalisi ku-jQuery.change(). Ukubuka konke okulandelayo kufingqa izici ezikhethekile. d35c23821164cbe64a509d94ce0df8be

Okuthunyelwe Ukucupha imicimbi yoshintsho ku-VanillaJS kuvele kuqala ku- Vielhuber David .

Ukulungiselelwa kwamakhukhi ngemibhalo yakho noma yenkampani yangaphandle kungalawulwa kahle kusetshenziswa i-PHP ne-JavaScript. Nakuba lesi kungesona isixazululo esanele sokusetshenziswa kwezixazululo zekhukhi kulandela isinqumo senkantolo esimelene ne-Planet49 (lapha kubalulekile ukuthi amathuluzi okulandelela afana ne-Google Analytics angalandeli kwasekuqaleni futhi ngaleyo ndlela kamuva […]

Okuthunyelwe Ukulawula amakhukhi nge-PHP ne-JS kuvele okokuqala ku- Vielhuber David .

Ukuze wonge ugesi noma wehlise i-surveillance paranoia yakho, kutuswa ukuthi unqamule ngokuphelele amadivaysi angasetshenzisiwe kukhompyutha yakho ekunikezeni amandla. Amadivayisi afana namabhokisi omsindo noma amakhamera ewebhu angenziwa angasebenzi/enziwe asebenze ngendlela evamile ngesiphathi Sedivayisi. Kodwa yonke into isebenza futhi ngeskripthi. Ngaphambilini, indlela ejwayelekile yokwenza lokhu kwakuyi-devcon. Windows 10 manje inikeza ngaphezulu […]

Okuthunyelwe Ukukhubaza amadivayisi kusetshenziswa umbhalo ku-Windows kuvele okokuqala ku- Vielhuber David .

I-Skype inesici esihle, esifihlekile ngandlela thize: Ngesikhathi sokudluliswa kwevidiyo, ungakwazi ukufiphalisa ingemuva ngokuzenzakalela ngokuchofoza inkinobho yevidiyo nokusebenzisa umsebenzi othi "Fiphalisa ingemuva lami". Ngosizo lobuhlakani bokwenziwa, lokhu kusebenza nganoma iyiphi ikhamera ngisho nangaphandle kolwazi olujulile. Yonke le nto ibe isivela njengochwepheshe kakhulu futhi ifihla izinto eziyimfihlo noma izinto ezingabalulekile engxoxweni […]

Okuthunyelwe Ukufiphalisa Ingemuva le-Skype kuvele kuqala ku- Vielhuber David .

Kumawebhusayithi asekelwe ku-WordPress, i-Joomla noma i-Laravel, isibonelo, futhi angenakho okuqukethwe okuqondene nomsebenzisi othile, kunconywa ukugcina wonke amakhasi kunqolobane ye-HTML engashintshi futhi ukhiqize kabusha inqolobane ngesandla (noma ngokuzenzakalelayo) lapho izinguquko zenziwa ku-backend. Kodwa-ke, uma ikhasi liqukethe okuqukethwe okunamandla okuncike kumaseshini namakhukhi noma ulimi nendawo […]

Okuthunyelwe I- OPcache PHP Bootup Optimization ivele kuqala ku- Vielhuber David .

Ama-SVG adlala indima ebalulekile kuwebhu yanamuhla. Abagcini nje ngokushintsha amafonti esithonjana, kodwa futhi banikeza ithuba lokukhohlisa nge-CSS noma i-JavaScript. Uma ufuna ukulondoloza isithombe se-vector sewebhu esivela ku-Adobe Illustrator njenge-SVG, kufanele wenze izilungiselelo ezimbalwa ukuze ugweme izingibe futhi unciphise izikhathi zokulayisha, engizozichaza kulokhu okulandelayo […]

Okuthunyelwe Ukuthunyelwa kwe-SVG ku-Illustrator kuvele kuqala ku- Vielhuber David .

I-Project Euler iwuchungechunge lwezinkinga zokuhlela ezijabulisayo ezivame ukuba nesizinda sezibalo. Izinkinga zivame ukubekwa ngendlela yokuthi ama-algorithms ayinkimbinkimbi kufanele athuthukiswe ukuze kufinyelelwe umgomo ngesikhathi esisebenzayo sokusebenza. Namuhla sixazulula Inkinga 15: Izindlela ze-Lattice, lapho isisombululo singatholakala kusetshenziswa izindlela ezilula zokuhlanganisa. Umbuzo […]

Okuthunyelwe I-Project Euler: Izindlela ze-Lattice zivele kuqala ku- Vielhuber David .

Kusukela kunguqulo engu-3.7, i-WordPress isebenzise izibuyekezo zangemuva ngokwemvelo futhi yazivulela ngokuzenzakalelayo ukukhishwa okuncane. Ungasebenzisa izihlungi ukuze ulawule ngokunembe kakhudlwana ukuziphatha kwalokho okubuyekezwa ngokuzenzakalela. Nokho, ukufakwa unomphela, okuzenzakalelayo ngokugcwele kwakho konke okuncane, okukhulu, i-plugin, itimu nezibuyekezo zokuhumusha akuhleliwe, kodwa kungenziwa kalula ngezinye izindlela. Kunama-plugin amaningi […]

Okuthunyelwe Izibuyekezo ze-WordPress ezizenzakalelayo zivele kuqala ku- Vielhuber David .

Ukuze unwebe amafomula kuwo wonke amakholomu ngaphakathi kwe-Google AmaSpredishithi, sincoma ukusebenzisa umsebenzi owusizo we-ARRAYFORMULA. Ngeshwa, lokhu akusebenzi ngokuhambisana neminye imisebenzi ebalulekile efana ne-QUERY noma i-INDIRECT, yingakho ukuhlela okuphelele komuntu ngamunye okunengqondo ngosizo lwe-Google Apps Script noma ngokunye ukukopishwa mathupha kwefomula kuze kufike […]

Okuthunyelwe I-Google AmaSpredishithi: Ukwandisa Amafomula kuvele kuqala ku- Vielhuber David .

Indida ye-Simpson ingenye yezinto eziqondakala kalula futhi ngesikhathi esifanayo ezimangalisayo ezibalweni. Kwenzeka noma nini lapho amaqembu edatha ebonisa ithrendi ethile, kodwa leyo threndi ihlehliswa lapho amaqembu ehlanganiswa. Indida ingaqondwa ngokushesha kusetshenziswa isibonelo esilula. Sibheka amasethi amabili ahlukene \(\#1\) […]

Okuthunyelwe I-Simpson Paradox ivele kuqala ku- Vielhuber David .

Umphathi Womaka we-Google uzimise njengezinga le-de facto lokuhlanganiswa kokulandelela imibhalo. Lokhu kukuvumela ukuthi uhlukanise ngokucacile izibopho (ukumaketha ku-inthanethi ngokumelene nohlelo) futhi kukuvumela ukuthi usethe ngokushesha futhi ulungise ukulandela ngomkhondo usebenzisa esinye isiteshi sokuphakelwa. Nawa amathiphu amabili amancane okusetha izibangeli. Lapho udala izibangeli, khetha […]

Okuthunyelwe Ithiphu Esheshayo: Umphathi Womaka we-Google uvele kuqala ku- Vielhuber David .

Kusukela ngomhla ka-FRITZ!OS 07.10, uma i-inthanethi yehluleka, ungakhetha ukuthi ube ne-FRITZ!Box sebenzisa i-Wi-Fi hotspot yeselula njenge-backback. Umsebenzi ufihliwe ngaphansi kwe-inthanethi > Finyelela idatha > Umnikezeli we-inthanethi > ukufinyelela okukhona nge-WLAN. I-FRITZ!Box ibe isisebenza njengerutha ngokwayo futhi inikeza inethiwekhi enobubanzi bayo bamakheli. Ingabe i-inthanethi […]

Okuthunyelwe Ithiphu Esheshayo: FRITZ!Box WLAN hotspot ivele okokuqala ku- Vielhuber David .

Imbali Yokuphila iyiphethini yejometri efana nembali eyaziwa kakhulu evele emathempelini, emibhalweni yesandla, futhi, muva nje, kusiko lwe-pop izinkulungwane zeminyaka. Iphethini nayo idlala indima ku-esotericism. Sizokuziba konke lokho njengamanje futhi sigxile […]

Okuthunyelwe Imbali Yempilo ivele kuqala ku- Vielhuber David .

I-imeyili ephakathi kwezokuxhumana engavumelaniyo - naphezu kwakho konke ukubhubha nesithunzi esizungezile i-Slack and Discord - iyindlela ehamba phambili yezokuxhumana emkhakheni webhizinisi emhlabeni jikelele. Ngokungeziwe ku-Inbox Zero ka-Merlin Mann, kunamanye amasu amaningi okubhekana nezikhukhula zansuku zonke zama-imeyili, okuhlanganisa nalokho okubizwa ngokuthi ukubambezeleka kwe-imeyili, okungukuthi ukulibaziseka kokulethwa kwama-imeyili. Uma ufuna […]

Okuthunyelwe I-imeyili Ukubambezeleka ku-Outlook yaqala ukuvela ku- Vielhuber David .

Ezinsukwini ezimbalwa ezedlule bengisebenza embuzweni olandelayo ku-StackExchange mayelana nenani eliphelele. Sifuna ifomula evaliwe yezixhumanisi ze-elementi \(n\)-th ku-spiral elandelayo eyinombolo, enwebeka isuka kumsuka iye ngaphandle iye kokungapheli: Okokuqala, sihlukanisa izinombolo ezingokwemvelo zibe okulandelayo […]

Okuthunyelwe I-Number Spiral ivele kuqala ku- Vielhuber David .

Lapho usebenza nge-Google AmaSpredishithi, ungachaza imithetho emihle, esekelwe kumsebenzisi yokuhlela amashidi okusebenza, amakholomu nemigqa ngaphakathi kwesipredishithi. Ngeshwa, ayikho indlela yokukhawulela amalungelo okufunda. Nokho, lokhu kungasiza kakhulu ezimweni eziningi. Ngale ndlela, ungabonisa amakhasimende akho kuphela lawo mathikithi athinta wona noma ubonise abasebenzi amaphrojekthi kuphela, […]

Okuthunyelwe Izimvume zokufunda ku-Google AmaSpredishithi zivele okokuqala ku- Vielhuber David .

I-npm iyimenenja yephakheji ezenzakalelayo ye-Node.js. I-Facebook isinesikhathi eside yakha enye isixazululo sokuphatha iphakheji ebizwa ngokuthi i-Yarn. Intambo ibonakala inyamalala kancane kancane ekufundweni kwe-Github njengesixazululo esizenzakalelayo futhi izibalo ezikusayithi elisemthethweni zibonisa ukuthi ingxenye encane kuphela yamaphakheji eyenziwa yi-Yarn. Noma kunjalo, kufanelekile ukubheka ngale kwama-horizons akho. […]

Okuthunyelwe I-Yarn Plug'n'Play ivele kuqala ku- Vielhuber David .

Isistimu yokuhlela \(\TeX\) yasungulwa ngo-1977 nguDonald E. Knuth. Iphakheji yesofthiwe \(\LaTeX\) iseyingxenye ye-repertoire evamile lapho kwakhiwa amaphepha esayensi. Ngamathuluzi amabili alandelayo, ama-PDF enziwe kakade namanothi abhalwe ngesandla angaguqulelwa ku-TeX ngokuzenzakalelayo. Imiphumela iyathembisa. Ithuluzi lokuqala iMathpix okwamanje liyathokozela […]

Okuthunyelwe Guqula i-PDF kube i-LaTeX kuvele kuqala ku- Vielhuber David .

Ingxabano yokulingisa ka-Nick Bostrom ilula ngendlela emangalisayo futhi yakhelwe ngokucacile. Ayizami ukufakazela ukuthi siphila ekulingiseni, kodwa esikhundleni salokho yakha izinto ezintathu ezinokwenzeka, enye yazo okufanele ibe yiqiniso. U-Elon Musk naye usekela inkolelo-mbono efanayo, eyenza lo mbono waziwe emphakathini obanzi. Iphepha elisemthethweni selivele […]

Okuthunyelwe Impikiswano Yokulingisa ivele okokuqala ku- Vielhuber David .

Ama-plugin anamandla e-WPML okusetshenziswa kwezilimi eziningi kanye Nezinkambu Zomkhuba Ezithuthukisiwe zezinkambu zangokwezifiso ziyingxenye yezinto eziyisisekelo ekufakweni okuningi. Kuyacasula lapho ukusebenzisana kuholela ekungasebenzini kahle nasekulahlekeni kwedatha. Imibiko yesiphazamisi esihlokweni isivele ineminyaka embalwa ubudala futhi ayiphendulwa (lapha nalapha nalapha nalapha nalapha). ngine […]

Okuthunyelwe Isiphazamisi esibucayi uma usebenzisa i-WPML + ACF sivele kuqala ku- Vielhuber David .

Kwamanye amafoni e-Android, zombili iziphequluli ezingaphakathi nohlelo ze-Facebook ne-Instagram (njenganamuhla) ziziphatha ngendlela engafanele uma inkambu yokulayisha engaphakathi kwekhasi lokubikezela elikhangisiwe noma elixhunyiwe ibinesibaluli sokwamukela esicacisiwe. Ngakho-ke inkinobho yayingasasebenzi. Uma uvula ikhasi kusiphequluli sangaphandle, esivamile ngaphandle kohlelo lokusebenza lwe-Facebook, konke kuhamba kahle. Lokhu kuyacasula (ikakhulukazi kusukela […]

Okuthunyelwe Ukulayishwa kwefayela ku-Facebook In App Browser kuvele kuqala ku- Vielhuber David .

Amathuluzi kanjiniyela we-Google Chrome aphakathi kwanamandla kakhulu emakethe yesiphequluli. Nyanga zonke, izici ezintsha ziyafika, i-Google ezethula ngendlela ecindezelwe ku-YouTube. Kodwa ngokuvamile yizinto ezincane ekuphileni eziletha injabulo. Uma ufuna ukususa izinto ze-DOM ku-Google Chrome, ungakwenza lokho usebenzisa ukhiye othi Susa. Kodwa namuhla kuphela lapho ngibonile ukuthi […]

Okuthunyelwe Ama-Chrome Devtools: Ukuhambisa Izinto ze-DOM kuvele kuqala ku- Vielhuber David .

Umthetho wegolide endaweni yonke ye-git uthi: “Zibophezele kusenesikhathi futhi kaningi”. Uma ubusuku bubude kancane noma ufuna nje ukubuka konke kwesimo samanje kukhompyutha yakho, umyalo othi d8a38f92d0baa14f9d4568826c13ad46 wenza "isimo se-git" sazo zonke izinqolobane ezikufolda yamanje noma kunoma iyiphi ifolda encane futhi enqwabelanayo [...]

Okuthunyelwe Ithiphu Esheshayo: git status --r ivele kuqala ku- Vielhuber David .

Uma ufuna indawo efanelekile yokuthuthukiswa ngaphansi kwe-Windows 10, ngaphezu kwezixazululo eziphelele ezifana ne-XAMPP, i-WAMP ne-MAMP, ukufakwa komdabu ngesandla, izixazululo ze-virtualization ezifana ne-Vagrant (Scotch Box) ne-Docker (Devilbox, Laradock) nazo ziyatholakala. Kodwa izidingo zami ezifana nokucushwa kwamahhala, izitifiketi ze-SSL zangempela ze-wildcard, ukufinyelela kuwo wonke amadivayisi kunethiwekhi yendawo kanye nokuzinza okuphezulu nokusebenza kwehlulekile [...]

Okuthunyelwe isitaki se-LAMP ku-Windows Subsystem ye-Linux sivele kuqala ku- Vielhuber David .

Enye yamandla kaLaravel yi-syntax yayo enhle. Uma unamamodeli nobudlelwano obuningi ku-Laravel (ngenxa yamathebula amaningi kusizindalwazi), ukunqamula ngokuvamile kungaholela ekhodini elihle elincane. Ngokuhamba kwesikhathi, izandiso ezintathu ezincane zibonakale ziwusizo kimi, engingathanda ukuzethula kafushane ngezansi. Ukuze wenze lokhu, sebenzisa […]

The post Amacebo Obudlelwano Obubuciko bukaLaravel avele kuqala ku- Vielhuber David .

Ukulawulwa kwenguqulo ye-Git manje sekujwayelekile cishe kuwo wonke amaphrojekthi wewebhu nakuyo yonke indawo (okuhlanganisa nokukhiqiza). I-Git njalo idala ifolda engaphansi ethi .git futhi uma lokhu kusezingeni lefolda yomphakathi yewebhusayithi, amafayela abucayi angafinyelelwa esidlangalaleni (isibonelo, ukushayela okuthi /.git/logs/HEAD kubonisa ukuzinikela kwakamuva). […]

Okuthunyelwe Vimbela ukufinyelela komphakathi ku-.git kuvele kuqala ku- Vielhuber David .

Kokuthunyelwe kwebhulogi endala ngichaze indlela yokusingatha i-Node.js mahhala usebenzisa i-Heroku. Manje ngizokukhombisa indlela yokufaka i-Node.js, npm kanye ne-Composer kunoma yimuphi omunye umsingathi owabiwe ngaphandle kwamalungelo ezimpande anemigqa embalwa nje yekhodi. Ungayisebenzisa ukufaka amaphakheji, ukusebenzisa izinhlelo zokusebenza ze-Vue.js noma umane udale i-Express.js […]

Okuthunyelwe okuthi Node.js / npm / Umqambi ongenampande uvele kuqala ku- Vielhuber David .

Ku-PHP <7.2 ungakha ama-arrays ongeke usakwazi ukuwafinyelela kahle: 91367d1c4636fd753b381406024e303c Manje ungenza izinto ezimbalwa ngalokhu. 91367d1c4636fd753b381406024e303c Impande yabo bonke ububi ilele ku-bug #61655. Njengomsebenzi wokusebenza, ungaguqula uhlu olungcolile lube into futhi bese uluphonsa ngenye indlela: 91367d1c4636fd753b381406024e303c Noma ungenza ngaphandle […]

Okuthunyelwe Isiphazamisi ezinhlelweni ezihlangene ku-PHP <7.2 kuvele kuqala ku- Vielhuber David .

Umyalo olandelayo uxhuma kuseva nge-SSH, ukhiphe imiyalo ethile (ngokwesibonelo, ushintshela kuhlu lwemibhalo olungaphansi bese usetha isimo se-git) bese ushiya igobolondo livuliwe. Lokhu kulayisha ifayela elithi .bashrc, elinika amandla amagobolondo angaphansi anombala. Iqhinga liwukwenza ifayela lesikhashana /tmp/initfile ngemiyalo oyifunayo […]

Okuthunyelwe Sebenzisa imiyalo ngokushesha ngemva kokuxhumeka kwe-SSH kuvele kuqala ku- Vielhuber David .

Uma ubala idrayivu yenethiwekhi ku-Windows Explorer, lokhu akusebenzi kusistimu yonke kodwa ku-akhawunti yamanje yomsebenzisi. Lokhu kusho ukuthi uhlelo lokusebenza olusebenzisa amalungelo omlawuli alukwazi ukufinyelela le drayivu yenethiwekhi. Ungakushintsha lokhu kalula: Ekubhaliseni ngaphansi kwe-HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System udala i-DWORD entsha (32 bit) ebizwa ngokuthi EnableLinkedConnections enenani 1 […]

Okuthunyelwe Idrayivu yenethiwekhi njengomlawuli ivele kuqala ku- Vielhuber David .

Uma ufuna ukufinyelela ngokushesha ifolda yendawo ku-Windows oyisebenzisa kaningi, ungamane uyinikeze incwadi yayo yokushayela. Lokhu kungenziwa kuphela "ngedrayivu yenethiwekhi ye-Map" ngokuchezuka, njengoba ungakwazi, isibonelo, ukucacisa indlela C:\Users\David\Downloads. Isixazululo yilokho okubizwa ngokuthi ukwabelana kokuphatha kwedrayivu, etholakala ngokuzenzakalelayo kuwo wonke […]

Okuthunyelwe Ithiphu Esheshayo: Faka ifolda njengedrayivu kuqala ku- Vielhuber David .

Ixoxo ligxuma lizungeza emugqeni wezinombolo bese uzama ukulibamba. Ukweqa nokubamba njalo kuyashintshana. Ixoxo liqala endaweni \(s \in \mathbb{Z}\) futhi ekuhambeni ngakunye ligxuma ibanga \(z \in \mathbb{Z}\) (uma \(z>0\), ligxumele kwesokudla, ngaphandle kwalokho liye kwesokunxele). \(z\) eyawo wonke […]

The post Ukubamba Amaxoxo kwavela kuqala ku- Vielhuber David .

Hhayi kuphela lapho usebenzisa i-npm ngaphansi kwe-Windows, umuntu uhlangabezana nomkhawulo manje oseneminyaka ecishe ibe ngu-30 ubudala futhi okhawula izindlela eziya kumafolda namafayela ukuthi zibe nezinhlamvu eziphezulu ezingama-255. Akuyona i-NTFS okufanele isolwe lapha, kodwa i-LFN. Lokhu kuholela ezinkingeni ezicasulayo kanye nokungahambisani phakathi kwezinhlelo zokusebenza. Ngezikhathi ze-WSL, lesi yisimo esidabukisayo ukuthi umuntu […]

Okuthunyelwe Amagama efayela elide ngaphakathi Windows 10 avele kuqala ku- Vielhuber David .

Ohlakeni lwe-PHP i-Laravel ngaphakathi kwezindawo zokukhiqiza, abasebenzi abafana nabaphathi baqinisekisa ukuthi imisebenzi egcinwe ku-Redis, isibonelo, iyacutshungulwa. Uma ufuna ukuzimela ngokuphelele kulokhu ku-localhost, ungasebenzisa umshayeli wokuvumelanisa ukuze njalo wenze imisebenzi ngokushesha. Lokhu kunobubi bokuthi inqubo yamanje ye-PHP ivinjiwe futhi isicelo silenga kuze kube […]

Okuthunyelwe I-Laravel Imigqa ku-localhost ivele kuqala ku- Vielhuber David .

Usebenzisa i-JavaScript Library analytics.js evela ku-Google Analytics, ungakwazi ukulandelela noma yimuphi umcimbi kumawebhusayithi. Le micimbi ihlanganisa, ngokwesibonelo, ukulinganisa okunembile kobude bokuhlala, ukujula okukhulu kokuskrola kwezivakashi noma ezinye izenzo zomuntu ngamunye ezifana nokuhambisa amafomu. Uma ufuna ukuhlola kamuva imikhankaso yokukhangisa noma ukwenza izivivinyo ze-A/B, isibonelo, udala lokho okubizwa ngokuthi yimigomo. Ungasebenzisa uhlelo […]

Okuthunyelwe Ithiphu Esheshayo: Imigomo Ehlanganisiwe ku-Google Analytics ivele kuqala ku- Vielhuber David .

Ukunikezwa kohlangothi lweseva manje sekuyingxenye yochungechunge olujwayelekile lwamawebhusayithi nezinhlelo zokusebenza. Iziphequluli ezifana ne-Google Chrome nazo zivame ukugcina inqolobane ngangokunokwenzeka ukuze kuncishiswe izikhathi zokulayisha ngokuvakasha okulandelayo. Ukungasebenzi kwenqolobane yamafayela e-CSS/JS/isithombe kungenziwa kusetshenziswa i-mod_pagespeed, inhlokweni yokulawula ephelelwa yisikhathi/yenqolobane, i-cache manifest noma ngokwedlulele futhi ngokuqondile ngokusebenzisa amapharamitha angawodwana ngemuva kwegama lefayela […]

Okuthunyelwe Ukungavunyelwa Kwenqolobane Ye-Pragmatic kuvele kuqala ku- Vielhuber David .

I-Bitbucket yomhlinzeki ayinikezi (ngisho nasezindlekweni ezikhokhelwayo Ezijwayelekile kanye ne-Premium) noma yikuphi okungenzeka ukugcina okhiye be-SSH abanezimvume zokubhala ezingeni lokugcina. Ukugcina ukhiye wakho we-SSH kuseva yokukhiqiza akuyona inketho, njengoba lokhu kuzokuvumela ukuthi ufinyelele wonke amanye amaphrojekthi osebenza kuwo njengamanje. Kukhona okuthiwa okhiye bokufinyelela, laba […]

Okuthunyelwe okhiye be-Bitbucket kanye ne-SSH bavele kuqala ku- Vielhuber David .

Amathuluzi avela ku-Sysinternals ka-Mark Russinovich akufanele angabikho kunoma iyiphi ikhompyutha ye-Windows. Uma uhlale ufuna ukuba nenguqulo yakamuva eduze, yifake njengedrayivu yenethiwekhi. Ukuze wenze lokhu, vele ufake umyalo wokusebenzisa inetha s: \\live.sysinternals.com\DavWWWRoot kulayini womyalo (njengomsebenzisi ojwayelekile). Ngemuva kwalokho, amathuluzi amahle afana ne-PsList, i-PsKill noma […] ayatholakala ku-S drive.

Okuthunyelwe I- Windows Sysinternals ngedrayivu yenethiwekhi ivele okokuqala ku- Vielhuber David .

Lapho ukhipha amaviki ekhalenda ngosuku oluthile, kufanele uqaphele ku-Google AmaSpredishithi (njengaku-Microsoft Excel). Umsebenzi =CALENDARWEEK(NAMHLANJE()) ubala ngokusekelwe ezingeni laseMelika, lapho usuku lokuqala lonyaka luhlala lwabelwe iviki loku-1 lekhalenda. EJalimane, lokhu kuchazwa ngendlela ehlukile: Lapha, isonto lokuqala lekhalenda isonto […]

Okuthunyelwe Ithiphu Esheshayo: I-Google AmaSpredishithi Namaviki Ekhalenda kuvele kuqala ku- Vielhuber David .

Selokhu Masibhale Ngemfihlo, amawebhusayithi abethelwe asephenduke indinganiso namuhla. Izitifiketi ze-SSL nazo sezibalulekile ekuthuthukisweni kwendawo (isibonelo, i-navigator.geolocation idinga ukubethela kwe-SSL endaweni futhi). Njengoba inguqulo engu-58 ye-Chrome, usekelo lwe-CN (Igama Elivamile) lwehlisiwe futhi i-SAN (Igama Elihlukile Lesihloko) yenziwe yaba isibopho esikhundleni salokho. Lokhu kusho ukuthi i-Chrome yamukela konke […]

Okuthunyelwe Izitifiketi ze-SSL zokuzisayina ku-Chrome 58 zivele kuqala ku- Vielhuber David .

Cabanga ngabantu ababili \(A\) kanye \(B\) abangenalo usuku lokuzalwa olufanayo futhi \(A\) mncane kuno\(B\). Bonisa ukuthi kukhona imilaza yeminyaka emibili ncamashi \(a,b \in \mathbb{N}\) \(2\cdot a = b\) eyibambele. Siqale sabeka \(d \in \mathbb{R}^+\) njengomehluko weminyaka phakathi kuka-\(A\) kanye \(B\) ekuzalweni kuka \(A\) [...]

Okuthunyelwe Iminyaka emibili yabantu ababili ivele kuqala ku- Vielhuber David .

Njengoba i-Git ingawazi amafolda, amafayela kuphela, izakhiwo zefolda ezingenalutho azigcini endaweni yokugcina. Kodwa-ke, njengoba izinhlaka namaphrojekthi amaningi ezidinga, kufanele aphelele lapho. Umkhuba ojwayelekile uwukudala amafayela okuthiwa isimeli (ngokuvamile abizwa ngokuthi .gitkeep) acacisa ngokusobala isakhiwo sefolda. Lawa mafayela angadalwa kalula futhi, uma efunwa, […]

Okuthunyelwe I-Git namafolda angenalutho avele kuqala ku- Vielhuber David .

Ukusingathwa kwe-Node.js akukakasakazeki kakhulu, ikakhulukazi emazweni akhuluma isiJalimane. Inkampani yamafu yaseMelika i-Heroku inikeza isisombululo lapha - futhi kumahhala. Uhlala uqaphela umbono othi "Yakha izinhlelo zokusebenza... hhayi ingqalasizinda" futhi nokho akukho mikhawulo. Njengesibonelo, sisebenzisa umsebenzi omncane we-cron osuselwe ku-PhantomJS eklwebha iwebhusayithi nsuku zonke futhi […]

Okuthunyelwe Ukusingathwa Kwamahhala kwe-Node.js no-Heroku kuvele kuqala ku- Vielhuber David .

Ngokungeziwe kuma-agumenti e-diagonal, u-Georg Cantor uphinde wathuthukisa umsebenzi wokumatanisa we-Cantor \(\mathbb{N}^2 \kuya \mathbb{W}, \quad c(x,y) = \binom{x+y+1}{2}+x = z\), ohlanganisa noma yiziphi izinombolo ezimbili \(x,y \in \mathbb{N}\bb) kunombolo entsha \"{N}\bb\) Isibonelo, \(c(3,4)=\binom{3+4+1}{2}+3 = \binom{8}{2}+3=\frac{8!}{6!\cdot 2!} +3 = 31 = z\) iwumbhalo wekhodi oyingqayizivele wezinombolo \(3\) kanye \(4\) [...]

Okuthunyelwe Umsebenzi wokumataniswa kweCantor uqale ukuvela ku- Vielhuber David .

Cabanga ngoMhlaba (njengendilinga ene \(r_1 = 6370km\)) kanye nephizi (njengendilinga ene \(r_2 = 2mm\)) bese welula intambo phakathi kwenkabazwe ukuze ilale iqine phezu komhlaba. Manje nweba zombili izintambo ngemitha eyodwa ngayinye. Zombili izintambo manje kufanele zinwetshwe ngokugcwele futhi phezu kwenkabazwe - […]

Okubhalwe ukuthi Umhlaba Nophizi kwaqala ukubonakala ku- Vielhuber David .

Ngamaphi amaphesenti esikhathi ngosuku zonke izandla zontathu zewashi le-analog engxenyeni engakwesokudla yobuso bewashi? Okokuqala, bheka isandla sehora, esingakwesokudla amahora angu-12 kwangu-24 (50%). Kusukela kulesi sikhathi, isandla somzuzu singakwesokudla 6 kwamahora ayi-12 […]

Okuthunyelwe Amathuba Ewashi Le-Analogi avele okokuqala ku- Vielhuber David .

I-Laravel isebenzisa i-Eloquent ukwenza ukuxhumana nesizindalwazi kube lula kakhulu. Lapho usebenza noBudlelwane Obucacile, lapho ubiza okuguquguqukayo okuguquguqukayo (usebenzisa izindlela zomlingo ze-PHP), kufanele uqaphele ukuthi izimo zamamodeli azibonisi izinguquko ezintsha, kodwa zigcina inqolobane unomphela lapho zibizwa okokuqala. Isibonelo esilandelayo […]

Okuthunyelwe I -Laravel: Ukusebenzisana Nobudlelwano Obugqamile uvele kuqala ku- Vielhuber David .

Uma usingatha i-Git ku-Bitbucket, kunomkhawulo onzima we-2 GB - uma lokhu kweqiwe, unokufinyelela kokufunda kuphela endaweni yokugcina. Ukuze uvimbele lokhu, ngokwesibonelo, ungakwazi ukususa kabusha amafolda amakhulu noma amafayela kuzibopho zakho. Kodwa futhi kwezinye izimo (uma idatha yokufinyelela ifakwe emlandweni noma futhi [...]

Okuthunyelwe I-Bitbucket: Susa ifolda emlandweni we-Git ivele kuqala ku- Vielhuber David .

Esikhathini se-Let's Encrypt, amawebhusayithi abethelwe manje aseyindinganiso. Kodwa-ke, i-wildcard noma izitifiketi ezinwetshiwe ezinokuqinisekiswa okuthembekile komnikazi nazo zivame ukudingeka. Umhlinzeki we-DomainFactory unikeza izitifiketi ze-SSL ezibizayo ezingasetshenziswa nangaphandle. Ukusetha ku-IIS yamanje kungenzeka ngaphandle kwe-CSR isebenzisa i-OpenSSL. Ngezansi ngizokukhombisa kafushane izinyathelo ukuze […]

Okuthunyelwe Ukuhlanganisa isitifiketi se-SSL esivela ku-DomainFactory ku-IIS kuvele okokuqala ku- Vielhuber David .

Ngo-1987, uThomas M. Cover wabuza lo mbuzo olandelayo omangazayo kokuthi "Vula Izinkinga Zokuxhumana Nezibalo": Umdlali \(X\) ubhala izinombolo zemvelo ezimbili ezihlukene nezikhethwe ngokungahleliwe \(A\) kanye \(B\) ezingxenyeni ezimbili zephepha ezihlukene futhi azibeke zibheke phansi etafuleni. Umdlali \(Y\) manje ukhetha ngokungahleliwe eyodwa yalezi zingcezu zephepha, abone inombolo futhi manje kufanele […]

Okuthunyelwe Isu lokuwina eliyindida lapho uqagela izinombolo livele kuqala ku- Vielhuber David .

Uma umdlalo webhola uqala, ibhola libekwa phakathi nenkundla bese ligudluzwa enkundleni ngokulishintsha futhi lijike imizuzu engama-45. Ekuqaleni kwesiwombe sesibili, ibhola liphinde libe maphakathi nenkundla. Sibonisa ngezindlela ezilula ze-algebra yomugqa ukuthi lapho-ke kukhona amaphuzu amaningi angenakulinganiswa […]

Okuthunyelwe Ibhola kanye ne-Linear Algebra kuvele okokuqala ku- Vielhuber David .

Lapho ulungisa iphutha lezifanekiso ze-Blade ku-Laravel 5.* uvamise ukuthola imilayezo yephutha engasho lutho ibhekisele ekubukweni okugcinwe kunqolobane. Kodwa konke kwakujwayele ukuba ngcono: Ukubuka kokulungisa iphutha kunguqulo yesi-4 kwakuqukethe imisebenzi ewusizo kakhulu futhi kwakubukeka kukhanga kakhulu. Ngemigqa embalwa yekhodi kanye nosizo lwe-whoops (“amaphutha e-PHP ezingane ezipholile”) ungathola lokhu kusebenza futhi. […]

Okuthunyelwe I-Laravel: Ukulungisa iphutha Kwesifanekiso se-Blade kuvele kuqala ku- Vielhuber David .

Kungakhathaliseki ukuthi izinkomba, ozakwethu noma amakhasimende - kunezimo eziningi lapho ufuna ukubonisa amalogo amaningana ngokuvumelana eduze kwamanye. Izilinganiso zamalogo ngokuvamile azihambisani. Ngokuvamile, uma kuziwa ekumeleleni kosayizi ekwakhiweni, abantu balandela umuzwa wabo wamathumbu, kodwa futhi kukhona indlela eqondile yokubala ukumelwa okukhangayo okubukekayo ngokulinganisa izindawo zamalogo. Ku- […]

Okuthunyelwe Ukumelwa okuvumelanayo kwamalogo ane-JavaScript kuvele okokuqala ku- Vielhuber David .

Lapho usebenza neziguquguqukayo ku-PHP ne-JavaScript nsuku zonke, uvamise ukuhlangana nombuzo wokuthi okuguquguqukayo akunalutho. Kuyafaneleka ukwazi imisebenzi yendabuko kanye nokwehluka kwayo ukuze kuhlolwe izinjongo. Ngeshwa, ayikho indlela elula yokuhlola ngomqondo onembile ukuthi okuguquguqukayo kukhona noma cha. Mayelana nani […]

Okuthunyelwe Ukuhlola ukuba khona kwezinto eziguquguqukayo ku-PHP/JS kuvele okokuqala ku- Vielhuber David .

Nge-sipgate.io, i-Sipgate idale i-API yamafu ethokozisayo enikezela ngezinketho eziningi zocingo lwe-inthanethi. I-akhawunti imahhala, futhi Isitolo Sesici siphinde sinikeze inketho yokusetha noma iyiphi inombolo yamahhala yomthumeli mahhala. Imibhalo ye-sipgate.io isenayo indawo yokuthuthukiswa, kodwa ngokufunda kancane kwe-Sipgate API esemthethweni ungakwazi [...]

Okuthunyelwe Izingcingo eziningi nge-sipgate.io zivele kuqala ku- Vielhuber David .

Izinhlelo zokuphatha zesizindalwazi esihlobene ezisuselwe ku-SQL zifaneleka kuphela ngokwengxenye yemibuzo yezikhundla noma eziphindaphindayo. Ezinye izinhlelo ezifana ne-ArangoDB zingcono lapha (kube nenkulumo enhle ngalokhu ku-GOTO 2016). Kodwa-ke, ungaphinda udale imibuzo ephindaphindayo ku-SQL usebenzisa i-Common Table Expressions futhi, ngokwesibonelo, ubuze ngamathebula omzali/ingane yawo wonke amadlozi nezizukulwane […]

Okuthunyelwe Ukuphindaphinda ku-SQL kuvele kuqala ku- Vielhuber David .

Ngokusho kwe-w3techs.com, cishe u-27.4% wawo wonke amawebhusayithi emhlabeni jikelele okwamanje anikwe amandla yi-WordPress. Ezimweni eziningi, lawa akuwona amabhulogi. I-WordPress ikhiqiza ngokuzenzakalelayo ama-URL amaningi, ngokuvamile angasetshenziswa futhi ikhiqiza izixhumanisi eziningi ezikhonjwe yi-Google u-opharetha wewebhusayithi ayengakaze azicabange. Ngomyalo olula ungakwenza konke lokhu […]

Okuthunyelwe I -WordPress: Khubaza amakhasi engobo yomlando avele kuqala ku- Vielhuber David .

Uma, njengami, uzithola usenkingeni yokuqamba kabusha izinkulungwane zamagama enkundla yefomu, ikhonsoli ye-JavaScript efakwe ku-Acrobat iyindlela enhle. Kulokhu, awukwazi ukusebenzisa noma iyiphi ikhodi ye-JavaScript kuphela, kodwa futhi ufinyelele konke okuqukethwe ngaphakathi kwe-PDF (okuhlanganisa nezinkambu zefomu). Njengoba ungekho umsebenzi wokuqamba kabusha wendabuko ku-JS API, izinkambu zefomu ziqanjwa kabusha ngazo zonke […]

Okuthunyelwe Okuningi qamba kabusha izinkundla zefomu le-PDF kuvele kuqala ku- Vielhuber David .

Ku-Shopware 5, inkinga eyaziwayo ayikaxazululwa: Uma udala i-athikili enokuhluka okuncikile enezinketho zokumisa ezikhethekile, kungenzeka ukuthi ezinye izinhlanganisela azikwazi ukukhethwa ngaphambili ngakho-ke azikwazi uku-odwa. Ngosizo lwe-plugin, inkinga okwamanje ingaxazululwa kalula. Isibonelo esilula esilandelayo sibonisa […]

Okuthunyelwe Isitolo: Izinguquko zokulungisa okuhlukile zivele kuqala ku- Vielhuber David .

Kunobufakazi obuningi bokungapheli kwezinombolo eziyinhloko - ithiyori ka-Euclid edumile evela encwadini ye-Elements ifakiwe kuzo zonke izifundo eziyisisekelo zethiyori yezinombolo. Ngo-2015, u-Sam Northshield washicilela ubufakazi obuhle ngendlela efanayo ngokuphikisana ngendlela yomugqa owodwa ku-American Mathematical Monthly (uhlelo 122), engingathanda ukwabelana nawe ngalo (ngamazwana amafushane). $$0 < \prod_{p} \sin \underbrace{ \left( \frac{\pi}{p} [...]

Okuthunyelwe Umugqa wezinombolo ezingapheli uvele kuqala ku- Vielhuber David .

$$\int_{-\infty}^{\infty} e^{-x^2} dx = \sqrt{\pi}$$

Okuthunyelwe I-Equation Encane #15 ivele kuqala ku- Vielhuber David .

Umyalo we-Windows oyisicefe ungathuthukiswa ngokubukeka ngezinyathelo ezimbalwa nje ezilula. Lokhu kusho ukuthi awukwazi ukwenza ngokwezifiso umugqa womyalo kuphela ngokombala nosayizi, kodwa futhi uwunwebe ngokusebenza (ukwandisa isigcinalwazi, faka isethi enkulu yamathuluzi we-UNIX). Yize umyalo womyalo ungasondeli ku-PowerShell 6.0 noma okusha Windows 10 Bash […]

Okuthunyelwe Kwenza Umugqa womyalo we-Windows ube muhle kuqala ku- Vielhuber David .

Ezinhlelweni zokuphatha okuqukethwe, ama-URL awavamile ukunqunywa kusengaphambili ngakho awakhiwa ngokwezibalo kusengaphambili (njengeposi noma into yemenyu), kodwa kunalokho akhuluma ngezinto ezivela kusizindalwazi. Ngokufanayo ne-WordPress (njengoba kuchazwe lapha), kuyenzeka futhi ukuthi udale izakhiwo ze-URL eziguqukayo ku-Joomla (ezimele ohlelweni lwangaphakathi lwe-alias). Ungasebenzisa i-JRouter - noma unga […]

Okuthunyelwe Ama-URL Anamandla ku-Joomla avele kuqala ku- Vielhuber David .

Iziphequluli zesimanje zingasebenzisa i-JavaScript ukuze zifinyelele futhi zilawule ibhodi lokunamathisela lomsebenzisi, ukufunda nokubhala. Ubuchwepheshe obuyisisekelo sebuvele buyisigqoko esidala, kodwa kamuva nje kube nokuhlaselwa okwengeziwe (ngaphansi kwegama elithi "PasteJacking") okujikeleza ku-intanethi, okusebenzisa lokhu okungenzeka kulimaza umsebenzisi ongaqaphile [...]

Okuthunyelwe I- JavaScript PasteJacking ivele kuqala ku- Vielhuber David .

Ukushintshanisa amakholomu ethebula le-SQL kuyingxenye ye-repertoire ejwayelekile ku-MySQL - I-PostgreSQL (okwamanje) ayikusekeli lokhu. Nakuba i-wiki esemthethweni inikezela i-athikili ehlukile enkingeni, ayinikezi isisombululo esisebenzayo esibuye sisekele ukubuka, izinkomba kanye nezibangeli. Ikilasi elilandelayo lenza lo msebenzi (kokubili i-MySQL ne-PostgreSQL) kungaba kulayini womyalo - […]

Okuthunyelwe Ukushintsha amakholomu ku-PostgreSQL kuvele kuqala ku- Vielhuber David .

Uma ufuna ukuvula ngokushesha umyalo womyalo kufolda ku-Windows Explorer, chofoza ifolda (izinga elilodwa phezulu) ngenkinobho yegundane elingakwesokudla ngenkathi ucindezela ukhiye u-Shift bese ukhetha u-"Vula umyalo lapha" kumenyu yokuqukethwe. Ngisanda kuthola enye indlela, esheshayo uma ungaphakathi kwefolda: Lapha uchofoza okwamanje […]

Okuthunyelwe Ithiphu Esheshayo Ye-Windows Explorer ivele kuqala ku- Vielhuber David .

Uma usebenza ngezigaba ze-hierarchical (taxonomies) ku-WordPress, uzoqaphela ukuthi ngakolunye uhlangothi ukuboniswa kwezigaba ezihloliwe ku-backend kuyadida futhi ngakolunye uhlangothi okuthunyelwe akugcini ngokuzenzakalelayo esigabeni sabazali uma bebekwe esigabeni sezingane. Kokubili kungenziwa ngemigqa embalwa yekhodi kusetshenziswa isistimu yehuku enamandla (ngesimo sesenzo kanye […]

Okuthunyelwe Izigaba ze-WordPress: Ukubuka Kwesihlahla/Ifa kuvele kuqala ku- Vielhuber David .

Ngokungeziwe kuzici ezintsha ezifana nokusikisela kohlobo lwezinhlobo zedatha ye-scalar noma ukusebenza okulungiselelwe, i-PHP 7 futhi iletha izandiso eziningi zolimi ezintsha, eziwusizo. "I-Spaceship Operator" igcine ingenile emhlabeni we-PHP (abahleli bezinhlelo uRuby noPerl kudala beyazi). \($a <=> $b\) ibuyisela \(0\) uma futhi kuphela uma zombili izinhlelo zilingana […]

Okuthunyelwe i-PHP 7 kanye ne-Spaceship Operator kuvele okokuqala ku- Vielhuber David .

Uma uhlanganisa i-PHP nge-FastCGI ku-IIS 7.5, iskripthi ngasinye sichithwa ngemva kwamasekhondi angu-600 (okungukuthi imizuzu eyi-10) ngokuzenzakalelayo. Ukushintsha okuguquguqukayo okwaziwayo "max_execution_time" ku-php.ini akunawo umthelela kulokhu, kufanele (futhi) ulungise izilungiselelo ze-FastCGI. Ngale njongo, i-IIS inikeza isixhumi esibonakalayo esikahle sokuphatha okuguquguqukayo okufanelekile. Ukuze wenze lokhu, vula […]

Okuthunyelwe IIS 7.5 PHP FastCGI Timeout kuvele kuqala ku- Vielhuber David .

Ithiyori yamathuba emibandela iza nezinkinga ezinhle ezinezixazululo eziphikisayo. Ngaphezu kwenkinga yezelamani eyaziwa kakhulu, manje ngithanda ukuxoxa kafushane ngesinye isibonelo: "Manje nginezingane ezimbili. Omunye wabo ungumfana futhi wazalwa ngoLwesine. Angakanani amathuba okuthi omunye umntwana naye ungumfana?" Sikhetha isikhala somphumela $$I = \{(J.MO,J.MO), (J.MO,J.DI), (J.MO,J.MI), […]

Okuthunyelwe I-Paradox of Stochastics yaqala ukuvela ku- Vielhuber David .

Isistimu yokulawula inguqulo yefayela i-Git ithambile, iyashesha futhi iyaphatheka. I-Git ihlala isebenzelana nezinto, okungukuthi amafayela. Amafolda enziwa kuphela uma kukhona amafayela kuwo, ngaphandle kwalokho i-Git ayiwaqophi nhlobo. Lokhu kunemiphumela engemihle kwamanye amaphrojekthi. Isibonelo, uhlelo lwesitolo sakwaShopware luncike ekubambeleleni ngokuqinile kusakhiwo sefolda ukuze lusebenze. Ingabe kukhona ngisho eyodwa […]

Okuthunyelwe I-Git, Izitolo kanye namafolda angenalutho avele okokuqala ku- Vielhuber David .

I-Shopware inemojula yezindleko zokuthumela enamandla, ongangenelela ekubalweni kwayo ngokuqondile. Esimweni sethu, sifuna ukuqaphela lesi simo esilandelayo: Izindleko zokuthumela ngento ngayinye zinqunywa ekuqaleni ngokwesisindo sento (imikhawulo yesisindo icacisiwe). Kuphela ngokuhlukile okukhethekile lapho izindleko zokuthumela ezigxilile zinqunywa ngayinye entweni ngayinye. Ithebula lezindleko zokuthumela libukeka kanje […]

Okuthunyelwe I-Shopware: Izindleko zokuthumela ngazinye zivele kuqala ku- Vielhuber David .

Sekuvele kunzima ukuyizungeza uma ufuna ukusebenza ngokuguquguqukayo nangokuzimela: ifu. Cishe kukhona abantu abambalwa asebevele besebenzisa ifu bengazi. Ngokusakaza-bukhoma, isibonelo, konke okuqukethwe kugcinwa efwini futhi kungafinyelelwa lapho kudingeka. INetflix iyisibonelo lapha, […]

Okuthunyelwe Letha idivayisi yakho kuvele kuqala ku- Vielhuber David .

Uhlelo lwe-WordPress 'permalink lungashintshwa kalula nezidingo zakho usebenzisa amathegi esakhiwo. Ukulungiselelwa %postname% cishe kuyisixazululo esivame kakhulu nesisebenzayo. Nokho, uma ufuna ukusebenzisa izixhumanisi zangempela eziguquguqukayo, kufanele uqale wandise isistimu ngekhodi yakho. I-WordPress Rewrite API enamandla inikezela ngamathuba amaningi okuvumelanisa uhlelo […]

Okuthunyelwe I- Dynamic Permalinks ku-WordPress ivele kuqala ku- Vielhuber David .

Ungacabanga ukuthi uma uvula izixhumanisi kudokhumenti ye-Word/Excel, isiphequluli esizenzakalelayo sizoqalwa nge-URL oyifunayo. Ngokumangalisayo, akunjalo - okuholela emiphumeleni emibi engathandeki futhi kwenza izixhumanisi zeseshini/amakhasi avikelwe ngokungena ngemvume asuselwa kukhukhi ezinhlelweni zeHhovisi ezishiwo ngenhla zingenzeki. Umlandu yimojula eqanjwe yiMicrosoft "Umenzeli Womsebenzisi: Ihhovisi leMicrosoft [...]

Okuthunyelwe Ama-Hyperlinks Akhohlakele ku-Word ne-Excel avele kuqala ku- Vielhuber David .

Osukwini lwanamuhla lobaba, indodakazi inika uyise isithombe esizidwebile uyise kade asifuna kuye. Indodakazi ithi: “Ngizokunikeza isithombe obusifuna futhi isipho sami sizokumangalisa.” Ubaba uyathula acabange ubuqiniso balenkulumo. Izitatimende “Ngikunikeza […]

Okuthunyelwe Indida Yosuku Lobaba ivele kuqala ku- Vielhuber David .

Uma uhlanganisa imibhalo engabetheliwe endaweni <yekhanda> futhi ufonele ikhasi elinesitifiketi esikhona se-SSL ngendlela ebethelwe, le mibhalo iyavinjwa ngakho ayisetshenziswa. Uma uvele weqe umthetho olandelwayo, zonke izikripthi zibizwa ngokuzenzakalelayo ngefomu elibethelwe lapho iwebhusayithi ifinyelelwa kusetshenziswa okuthi https:// — ngaphandle kwalokho azibethelwe. Ukwenza lokhu, vele usebenzise […] esikhundleni se-<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>

Isihloko esithi Izikripthi ezishumeka Ngokunamandla nge-HTTPS nangaphandle kwayo ivele okokuqala ku- Vielhuber David .

Lapho usebenza ngamamenyu okudonsela phansi anezinhlangothi eziningi, umuntu uvame ukuhlangana nenkinga yokuvula ngephutha imenyu engaphansi engalungile noma ukuvala ngephutha imenyu encane oyifunayo. Lo mphumela uvela lapho isikhombi segundane sishiya imenyu ehambisanayo yezinga eliphezulu kuyilapho sizulazulela kumenyu engaphansi esivele inwetshiwe. Ukuxazulula inkinga, umuntu angasebenzisa […]

Okuthunyelwe Ukusebenziseka kumamenyu okwehliswayo kuvele kuqala ku- Vielhuber David .

Ku-Shopware, entweni ethengiswayo, yonke into iyekiswa ukusebenza ngokulandelana kwangempela uma zonke izinhlobo zinezinga lesitoko elingaphansi noma elilingana no-0. Ukuze ubone lokhu ngokuhlukile, ngihlele i-plugin encane, i-Bootstrap.php engihlinzeka ngayo ngezansi. 8f3757318524b4883325 I-plugin iphinde itholakale mahhala Esitolo Somphakathi: Okuhlukile [...]

Okuthunyelwe I -Shopware: Vala ngokuzenzakalelayo okuhlukile kuvele kuqala ku- Vielhuber David .

Isimo esilandelayo sihlala sibangela umphumela omubi ongathandeki: Uma uvikela isayithi lakho nge-htaccess/htpasswd futhi ngesikhathi esifanayo uphoqa uxhumano lwe-SSL, kufanele njalo ufake iphasiwedi efanayo kabili (kanye ku-http futhi futhi ku-https ngemuva kokungena ngempumelelo). Ngosizo lwezigaba zokumisa ezethulwe ku-Apache 2.4, inkinga ingasingathwa kalula. […]

Okuthunyelwe Isicelo sephasiwedi ephindwe kabili nge-SSL sivele okokuqala ku- Vielhuber David .

Lapho wenza izinhlelo nge-JavaScript, umuntu uvame ukukhubeka ekuntulekeni kwekhono lokudala izintambo zemigqa eminingi ngokuzifaka emigqeni eminingi kukhodi. Yize umsebenzi ungeyona inkinga kwezinye izilimi njenge-PHP noma i-Ruby, nge-JavaScript ungasebenzisa kuphela ama-workaround, ukusetshenziswa okuncike ekuthandeni komuntu siqu noma […]

Okuthunyelwe I- Multiline Strings ku-JavaScript ivele kuqala ku- Vielhuber David .

Iminyaka eminingana manje, bebelokhu bevela yonke indawo: amakhasino aku-inthanethi. Abahlinzeki abangenakubalwa bavumela abalandeli bokugembula ukuthi bazitike ekuzijabuliseni kwabo abayintandokazi ubusuku nemini ku-inthanethi. Labo ababejabulela ukuya ekhasino manje sebengazisindisa uhambo futhi bamane bavule ikhompuyutha yabo. Kepha sisebenza kanjani ngempela lesi simiso […]

Okuthunyelwe I-Technology Behind Online Casinos ivele kuqala ku- Vielhuber David .

Ukuthumela ama-imeyili nge-PHP kwenziwa kahle kakhulu ngamakilasi anamandla afana ne-PHPMailer. Imisebenzi yokugoqa elula yenza kube nokwenzeka ukusebenzisa okuqukethwe ku-UTF-8, shumeka izithombe futhi uthumele okunamathiselwe okubethelwe ngemigqa embalwa nje yekhodi. Uma ufuna ukuzigcinela i-overhead futhi usebenzise i-PHP function mail() ngokuphambene nesincomo, uzohlangabezana nezinkinga uma usebenzisa ama-umlauts […]

Iposi mail() ku-PHP ene-UTF-8 kanye nama-umlauts avele okokuqala ku- Vielhuber David .

Amathuluzi okuqinisekisa afana ne-W3C Markup Validation Service noma i-Google PageSpeed Insights ayasiza ekuhloleni ngokuqondile ikhodi nokusebenza kwewebhusayithi. I-Google ikakhulukazi ithonya imboni yonke ngemiqondo efana nangaphezulu kwe-fold - futhi ihlinzeka ngemihlahlandlela eqinile kodwa ewusizo uma kuziwa ekucindezelweni kwesithombe kanye nokugcinwa kwesikhashana. Kodwa-ke, kungenzeka ukuthi iGoogle uqobo […]

Okuthunyelwe I- Google PageSpeed Insights iqhathaniswa ne-Google Analytics ivele kuqala ku- Vielhuber David .

$$\sqrt[3]{-1} = \fracVielhuber{2} + \frac{\sqrt{3}}{2}i$$

Okuthunyelwe I-Equation Encane #14 ivele kuqala ku- Vielhuber David .

I-JavaScript ibusa iwebhu - futhi i-ECMAScript, umnyombo wolimi, iyakhula. Ukucaciswa okusha (i-ES6 noma i-JS2), okulindeleke maphakathi nalo nyaka, kuletha izinto ezintsha eziningi ongazizama namuhla. I-Firefox okwamanje inikeza ukusekelwa okungcono kakhulu, kodwa ukugcwalisa nge-polyfill ngalokho okubizwa ngokuthi ama-transpilers afana ne-Google Traceur nakho kungenzeka. It […]

Okuthunyelwe okuthi Welcome JavaScript 2.0 kuvele kuqala ku- Vielhuber David .

Kungakhathaliseki ukuthi kusesikoleni noma enyuvesi: Umbuzo othakazelisayo ovela njalo ngemva kwalokho uhilela umbuzo wokuthi ingabe isibalo esilandelayo siyiqiniso: \( 0.99999... = 1 \). Nakuba i-infinity ilele ithule engxenyeni yesokunxele yezibalo, siyinika igama: \(0.99999... = A\). Ngemva kokuphindaphinda nge-factor \(10\) ne-algebraic elula […]

Umnikelo 0.99999... = 1? ivele kuqala ku- Vielhuber David .

Ngisanda kubhekana nenkinga yokusebenza elandelayo yesizindalwazi se-SQL: Kuthebula le-SQL elibizwa ngokuthi “abasebenzisi” abanokufakwa okungu-~1,000,000, ukunquma inani lokubhaliswa namuhla kuthathe imizuzwana engama-28 engamukeleki. Kukholomu “ukudala” izikhathi zokubhaliswa zigcinwe ngefomethi ethi “Ymd H:i:s”. Umbuzo osetshenzisiwe KHETHA COUNT(ID) KUSUKA kubasebenzisi LAPHO IDETHI(kudaliwe) = '2014-12-21'; […]

Okuthunyelwe okuthi SQL: Ukusebenza kabi naphezu kwenkomba kuvele kuqala ku- Vielhuber David .

Ngaphezu kwenkinga ye-knight eyaziwayo kanye nenkinga yendlovukazi, kuneminye imibuzo eminingi ethokozisayo emhlabeni we-chess. Ngithinte ama-curiosity amabili amancane ekufakweni kwebhulogi kwangaphambilini. Uma ubhekana nezinkinga ze-chess ngezibalo, uqaphela ngokushesha ukuthi izibalo zinikeza izimpendulo ezilula kakhulu nezikhanyayo zemibuzo eminingi. Njengesibonelo, manje ngizobhekana nenkinga elandelayo: Enye […]

Okuthunyelwe Inkinga Ye-Chess Encane ivele okokuqala ku- Vielhuber David .

$$\frac{d}{dx}(e^x) = e^x$$

Okuthunyelwe I-Equation Encane #13 ivele kuqala ku- Vielhuber David .

Ukuthi i-OneDrive, iDropbox, i-Google Drayivu, i-OwnCloud, i-Box.net: Kungakhathaliseki ukuthi usebenzisa liphi ibhokisi ukugcina amafayela akho - amasevisi acishe afane. Amaklayenti atholakalayo kuwo wonke amasistimu edeskithophu namaselula, amafayela abhalwe ngokuzenzakalelayo, kanye nezinketho zokwabelana zihluka kancane kuphela. Kodwa i-OneDrive, ehlanganiswe ohlelweni kusukela ku-Windows 8.1, inesici esikhethekile [...]

Okuthunyelwe Amafayela atholakala ku-inthanethi nge-OneDrive avele kuqala ku- Vielhuber David .

Amafayela akuziphakeli zewebhu kufanele ngaso sonke isikhathi agcinwe ngaphandle kwezikhala (hhayi "lesi isithombe.jpg"), ngaphandle kwama-umlauts noma izinhlamvu ezikhethekile (hhayi "ibhola.jpg"), ngaphandle kwama-backslash (hhayi "umsebenzi\car.jpg") kanye nezinhlamvu ezincane (hhayi "test.JPG"). Nokho, muva nje, kuye kwadingeka ngifinyelele futhi ngiqhubeke ngicubungula inani elikhulu lamafayela achazwe ngaphambilini anamagama amafayela angenasizathu ephrojekthi yekhasimende. Amasistimu e-Linux avumela ukufinyelela kumafayela ngokuzenzakalelayo […]

Okuthunyelwe i-PHP: Ukufinyelela kwefayela ngama-umlauts ngaphansi kwe-Windows kuvele okokuqala ku- Vielhuber David .

$$e^{i\pi} + 2 = 1$$

Okuthunyelwe I-Equation Encane #12 ivele kuqala ku- Vielhuber David .

Namuhla, ngenkathi ngisebenza kuphrojekthi yekhasimende, ngihlangabezane nomsebenzi olandelayo: Thatha "umsebenzisi" wetafula le-SQL namakholomu "id" kanye "namaphuzu" futhi unqume uhlu lwezinga labo bonke abasebenzisi oluhlelwa "ngamaphuzu", lapho abasebenzisi abanamaphuzu afanayo bathola izinga elifanayo. Ngokusebenzisa okuguquguqukayo okuchazwe ngabasebenzisi, lo msebenzi ungafezwa ngendlela enembile futhi kalula […]

Okuthunyelwe Umbuzo we-SQL wokunquma uhlu lwezinga uqale ukuvela ku- Vielhuber David .

Lapho usebenza ne-Facebook SDK (ngokunembile uma usebenzisa umsebenzi wokungena ku-Facebook ngaphakathi kwesixhumi esibonakalayo se-REST), ithokheni edlulisiwe elitholwe yiklayenti ku-Facebook kufanele iqale ihlolwe ukuthi iyasebenza yini yiseva ngaphambi kokuthi kwenziwe eminye imisebenzi. Indlela elula yokwenza lokhu ngekholi ye-API engabhaliwe ethi GET https://graph.facebook.com/me?access_token=TOKEN lapho i-TOKEN iyizinhlamvu ezingu-200 [...]

Okuthunyelwe I -Facebook SDK: Qinisekisa amathokheni ohlangothini lweseva kuvele kuqala ku- Vielhuber David .

Ukuthi i-Chrome, iFirefox, i-Opera, iSafari noma i-Internet Explorer: Kuze kube yiminyaka embalwa edlule, amathuluzi onjiniyela asezingeni eliphezulu ayeyindawo eyingqayizivele yokuthengisa ye-Firefox kanye ne-plugin edumile ye-Firebug Namuhla, amathuluzi onjiniyela anamandla ayingxenye yobubanzi besiphequluli ngasinye, futhi kuningi ongakuthola. Ngisanda kuthola iqhinga lokuthi […]

Okuthunyelwe I -Chrome DevTools: Ikhuluma ngezinto ze-DOM kuvele kuqala ku- Vielhuber David .

$$1 + \fracVielhuber{2} + \fracVielhuber{4} + \cdots = 2$$

Okuthunyelwe Izibalo Ezincane #11 zivele kuqala ku- Vielhuber David .

Ngisanda kuthola indlela enhle ku-MySQL yokungena ohlelweni lwefayela futhi ngithole ulwazi olubalulekile, isibonelo mayelana nokuba khona kwamafayela namafolda noma okuqukethwe kwawo. Lokhu kungaba usizo kakhulu njengenye indlela ye-php function file_exists, njengoba ulwazi lokuba khona kwe(ama)fayela lusasembuzo wokuhlungwa okwengeziwe kanye […]

Okuthunyelwe Ukufinyelela kusistimu yefayela usebenzisa i-SQL kuvele kuqala ku- Vielhuber David .

$$\int_{0}^{\infty} e^{-x^2} \, dx = \frac{\sqrt{\pi}}{2}$$

Okuthunyelwe I-Equation Encane engu-#10 ivele kuqala ku- Vielhuber David .

Ingemuva levekhtha egqwayizayo lingaletha ukuhlukahluka kokwakheka kwewebhu okubuswa izithombe namavidiyo anesikrini esigcwele. Kungaba kuhle uma lokhu kuhambisana nezikhathi zokulayisha kanye nokusekelwa okubanzi kwehadiwe nesoftware. Isixazululo esisodwa sithi: Ikhanvasi. Isici se-HTML esilawulwa yi-JavaScript sisekelwa yizo zonke iziphequluli zamanje futhi siboniswa kahle kumadivayisi eselula. Amandla angempela alele eqinisweni lokuthi […]

Okuthunyelwe Okungemuva Okugqwayizayo Nekhanvasi kuvele kuqala ku- Vielhuber David .

Njengomthuthukisi wewebhu, uvame ukuzithola usesimweni esinamahloni sokusebenza nezinto ze-HTML, ngokungafani nesici se-img, asinawo usayizi omisiwe noma isilinganiso sesici. Ngokuvamile ufuna lezi zinto ziziphathe kahle, kodwa isilinganiso phakathi kobubanzi nobude siyagcinwa. I-CSS ayinikezi noma iyiphi […]

Okuthunyelwe I- Fixed Aspect ratio ye-HTML ivele okokuqala ku- Vielhuber David .

$$\fracVielhuber{89} = 0.011235955 \lddots$$

Okuthunyelwe Izibalo Ezincane #9 zivele kuqala ku- Vielhuber David .

Ngemuva kokuthi iNkantolo Yesifunda yase-Cologne ihlehlile ngehlazo le-RedTube ngesonto eledlule futhi yanquma ukuthi akufanele neze ikugunyaze ukukhishwa kwamakheli e-IP eziphikiswayo, isiphinde yakhipha isinqumo esinempikiswano nesingabazekayo ngesinqumo sayo 14 O 427/13: Umbhali wezithombe zesitoko enkampanini ethile yezithombe kufanele futhi abizwe lapho izithombe zakhe zifinyelelwa ngqo nge-URL yabo […]

Okuthunyelwe Isinqumo senkantolo mayelana nokusetshenziswa kwezithombe zesitoko sivele okokuqala ku- Vielhuber David .

Kunezici eziningi ezintsha ekucacisweni kwe-HTML5 futhi eziningi zazo sezivele zisekelwa iningi leziphequluli - ngezansi ngingathanda ukugqamisa ushintsho olujabulisayo emithethweni yezinto zokwakha isidleke. I-HTML ibilokhu ihlukanisa phakathi kwe-block kanye ne-inline elements. Isibonelo, i-Document Type Definition ye-HTML4 ibala u-h1, p, kanye ne-div njengebhulokhi kanye no-a, […]

Okuthunyelwe okuthi Goodbye Block & Inline - Welcome HTML5 kuvele kuqala ku- Vielhuber David .

Kokubili i-Apache ku-Unix ne-IIS kuzinhlelo ze-Windows zingena izicelo ze-HTTP ngaphandle kwebhokisi ngefomethi yefayela. Izicelo eziya kuwebhusayithi yakho kufanele zihlolwe njalo futhi zihlaziywe ngokuzenzela nangokuzenzakalelayo (isb. ukusebenzisa abahlaziyi befayela lokungena njenge-AWStats), hhayi ukuvikela kuphela ekuhlaselweni kokugebenga. Izindlela zamafayela okungena afanelekile ekucushweni okufanayo zimi kanje: /var/log/apache2/access.log (isibonelo: Ubuntu 12.04, […]

Okuthunyelwe Ukungena kwe-HTTP ku-IIS ne-Apache kuvele kuqala ku- Vielhuber David .

$$\sqrt{-1} \izikhathi \sqrt{-1} = -1$$

Okuthunyelwe Izibalo Ezincane #8 zivele kuqala ku- Vielhuber David .

Lapho uhlanganisa i-Joomla 3.2 ku-Windows Server 2008 R2 ene-IIS 7.5, izinkinga ezinezimvume zohla lwemibhalo zivame ukuvela, ezivame ukuxazululwa ngendlela enganele ngokukhetha izilungiselelo eziphana kakhulu. Isixazululo esilandelayo siphephile futhi sisebenza ngokugcwele: Iqembu le-IIS_IUSRS lidinga amalungelo alandelayo okuthi C:\inetpub\wwwroot\: Funda & Usebenzise, Bonisa okuqukethwe kwefolda, Funda, Bhala [...]

Okuthunyelwe okuthi Joomla, IIS kanye nezimvume zohla lwemibhalo zivele kuqala ku- Vielhuber David .

Ezikhathini zehlazo le-NSA, akubona kuphela abasebenzisi abanolwazi lwe-inthanethi abazibuza ukuthi bangakwazi yini ukuhamba ngokungaziwa ku-inthanethi ukuze bagweme i-mania yokuqoqwa kwedatha yeziphathimandla kanye nezinsizakalo eziyimfihlo. Nokho, lokhu kuvame ukuholela emaphutheni nasekucabangeni okungamanga. Umbono oyiphutha omaphakathi wukuthi ukungaziwa kwehliselwa ekufihleni ikheli le-IP. It […]

Isihloko esithi Anonymous Ku-inthanethi: Akwenzeki? ivele kuqala ku- Vielhuber David .

$$\frac{6}{3} + \sqrt{4} = 2 + 2$$

Okuthunyelwe Izibalo Ezincane #7 zivele kuqala ku- Vielhuber David .

Iketango lokufaneleka lesaphulelo iMcFIT lizinikeza ukubukeka okusha. Nakuba i-mascot ephuzi ngokugqamile esesimweni sikabhanana ngaphambili yayihlobise amagama aluhlaza okwesibhakabhaka, umnsalo ophuzi manje usuhlotshaniswa ngobuciko kungemuva onombala we-anthracite, wakhe isakhiwo esingabonakali. Imibala ye-FDP eluhlaza okwesibhakabhaka nophuzi ayisetshenziswa kuphela kulogo, kodwa nakubo bonke […]

Okuthunyelwe I -McFIT - Ilogo entsha, isithombe esisha sivele okokuqala ku- Vielhuber David .

$$\fracVielhuber{\sqrt{2}} + \fracVielhuber{\sqrt{2}} = 1$$

Okuthunyelwe Izibalo Ezincane #6 zivele kuqala ku- Vielhuber David .

Ngenkathi abafowethu uThomas noJohn Knoll beqala ukwenza i-Adobe Photoshop ngo-1987, ngangingakazalwa. Namuhla, ngo-2013, isofthiwe ingenye yezinhlelo ezidume kakhulu ngokujwayelekile kanye nomholi wemakethe ongenakuphikiswa emkhakheni wokuhlela izithombe. Sibonga i-Adobe kanye neComputer History Museum, isoftware manje isigcinelwe izizukulwane […]

Okuthunyelwe I -Photoshop: Uhambo Lwesikhathi Esidlule luvele kuqala ku- Vielhuber David .

I-Chess iye yathakazelisa abantu amakhulu eminyaka - imithetho yayo ifundeka kalula futhi ukujula kwayo okumangalisayo kufinyeleleka kuphela kubadlali abanolwazi (engingeyena omunye wabo ngeshwa). Ngokulandelayo ngizobhekana nemibuzo emibili yokuzijabulisa: Kungenzeka yini ukufinyelela esikhundleni ngokulandelana okufanele kwezinyathelo lapho inkosi emnyama ihlaselwa izindlovukazi ezimbili ezimhlophe ngasikhathi sinye […]

Okuthunyelwe Okukhangayo Emdlalweni Wamakhosi kuvele okokuqala ku- Vielhuber David .

$$\fracVielhuber{89} = 0.\overline{011235955}$$

Okuthunyelwe Izibalo Ezincane #5 zivele kuqala ku- Vielhuber David .

Amafilimu esinema ajwayele ukurekhodwa futhi adlalwe emuva kumafreyimu angu-24 ngomzuzwana - kodwa ifomethi evamile yeminyaka eyi-100 "24p" ibonakala inyakaza. Ukuze uvimbele imiphumela engemihle (isb., ukudlikiza okuqinile phakathi kwamapani ekhamera ashesha okumaphakathi) wokuqagela okungu-24fps, umsebenzi ubulokhu uqhubeka isikhathi esithile ukuze kuphindwe kabili izinga lozimele kumafreyimu angama-48 ngomzuzwana […]

Okuthunyelwe Insipho yedokhumentari esikhundleni se-blockbuster: I-48fps ivele okokuqala ku- Vielhuber David .

$$\frac{d}{dx}e^{x^2} = 2xe^{x^2}$$

Okuthunyelwe Izibalo Ezincane #4 zivele kuqala ku- Vielhuber David .

Isipelingi esizenzakalelayo nokuhlola uhlelo lolimi manje kuyizici ezijwayelekile ezinhlelweni zokucubungula amagama - kodwa ukuhlola ngokuzenzakalela isipelingi sewebhusayithi bekunzima ngaphambilini. I-Google Chrome ithatha isinyathelo sokuqala kulokhu ngesheke elihlanganisiwe ezinkambini zokufaka zemigqa eminingi (textarea). Manje kunesevisi eyenza lokhu kwenzeke kuwo wonke amawebhusayithi. Isevisi […]

Okuthunyelwe Ukuhlola ukupela kumawebhusayithi kwaqala ukuvela ku- Vielhuber David .

Emasontweni ambalwa edlule, ngibike ngendlela yokuvumela izivakashi ukuthi zivule uhlelo lokusebenza lwefoni kumadivayisi eselula ngokuthepha inombolo yocingo. Manje sekuvele ithuba lokuvimba ikhadi le-SIM ngendlela engenakuhlehliswa noma ukusetha kabusha idivayisi iye kuzilungiselelo zasembonini ngezixhumanisi ezinjalo ngaphandle kokuthi umsebenzisi enze noma yini. Ngezixhumanisi ezikhethekile ezicasha cishe yonke indawo futhi […]

Isihloko Izinombolo zocingo kuzixhumanisi - ingozi yokuphepha? ivele kuqala ku- Vielhuber David .

$$\int_{-\infty}^{\infty} e^{-x^2} \, dx = \sqrt{\pi}$$

Okuthunyelwe Izibalo Ezincane #3 zivele kuqala ku- Vielhuber David .

Ingabe amagama esizinda namakheli e-imeyili kufanele abhalwe ngofeleba abancane ngaso sonke isikhathi ukuze kuqinisekiswe ukuthi ufika lapho ofuna ukuya khona? Noma ingabe lokhu akubalulekile ngokuphelele? Amaseva e-imeyili e-Google, isibonelo, anezilungiselelo ezingavamile ezinemiphumela ethakazelisayo, engizoyethula kafushane esihlokweni esilandelayo. I-Google, esanda kunikeza amakheli e-@gmail.com kubasebenzisi baseJalimane, ishaya indiva amachashazi ngaphambi kokuthi […]

Okuthunyelwe I-imeyili Ethakazelisayo Curiosities ivele kuqala ku- Vielhuber David .

$$\sqrt{-1} = i \quad \umbhalo{kanye} \quad i^2 = -1$$

Okuthunyelwe Izibalo Ezincane #2 zivele kuqala ku- Vielhuber David .

Ngilandela eduze ukwakhiwa kwezinhlelo ezahlukene kumabonakude waseJalimane. Cishe alukho uhlelo olugcina ukwakheka kwalo kwebhizinisi unomphela. Isiko lasebusuku lokuhlangana phambi kwesikrini sikamabonakude ngo-10:15 p.m ukuze ngibuke izindaba zakamuva belilokhu lingiphatha kabi muva nje: Ezinyangeni ezimbalwa manje, lapho amanani amanje emakethe yamasheya ethulwa, uhlelo lombala oludidayo ngokuphelele luye lwasetshenziswa […]

Isiqephu sendatshana Ukudizayina kwezintengo zesitoko e-Tagesthemen sivele okokuqala ku- Vielhuber David .

$$e^{i\pi} + 1 = 0$$

Okuthunyelwe Izibalo Ezincane #1 zivele kuqala ku- Vielhuber David .

Uma ulungiselela iwebhusayithi yakho kumadivayisi eselula, akufanele nje unake osayizi abahlukahlukene besikrini, izikhathi zokulayisha ezithuthukisiwe nezici ezikhethekile ezisebenzayo (njengemiphumela ye-hover), kodwa futhi ucabangele amandla akhethekile wamadivayisi. Lokhu kuhlanganisa (abanye abantu kungenzeka bakhohlwe) ukwenza izingcingo. Kodwa-ke, u-“+49” owandulele kusibaluli se- href uyanconywa ngoba […]

Okuthunyelwe Indlela yokuxhuma izinombolo zocingo ngendlela efanele kuvele kuqala ku- Vielhuber David .

Ezimweni eziningi, i-Google ijezisa okuqukethwe okufanayo kumawebhusayithi ahlukene Noma kunjalo, i-algorithm ye-Google ihlakaniphile futhi ibona ukuthi ama-elementi akunhlokweni nonyaweni ziyefana noma zonke iziqephu zokuhlola zifinyeleleka kabili ngaphansi kwama-URL ahlukene. Kuyathakazelisa ukubona ukuthi i-Google isebenzisana kanjani namakhasi okubuka konke kwesihloko sebhulogi. Isiteshi se-YouTube Usizo lwe-Google Webmaster luhlinzeka […]

Okuthunyelwe Okuqukethwe Okuyimpinda Kumabhulogi kuvele okokuqala ku- Vielhuber David .

Ukuvikeleka kwesistimu yokuphatha okuqukethwe ethandwa kakhulu njengamanje, i-WordPress, ingakhuliswa kakhulu ngokuphendula izikulufo ezimbili ezincane zokulungisa. Kuthatha imizuzu emi-5 kuphela nemigqa emibili yekhodi. Nakuba inkinga ingaxazululwa ngama-plugin ahlukahlukene, ngizibekela umkhawulo ngamabomu lapha ezisombululweni ezingenazo i-plugin. Ngakolunye uhlangothi, i-meta tag <meta […]

Okuthunyelwe Khuphula Ukuphepha kwe-WordPress kuvele kuqala ku- Vielhuber David .