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IRolls-Royce ixhomekeke kwiireactor zenyukliya ezincinci ukuvelisa amafutha okwenziwa

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I-Rolls-Royce Holdings ikhuthaza izixhobo zenyukliya njengeyona ndlela isebenzayo yokuvelisa amafutha eenqwelo-moya enziwe ngecarbon-neutral ngaphandle kokubeka uxinzelelo olubalulekileyo kwiigridi zombane zehlabathi. Ngokusekwe kubuchwephesha obuphuhliselwe iinkwili zenyukliya, iimodyuli ezincinci zereactor (SMRs) zinokufumaneka kwizikhululo ezizimeleyo, ngokutsho kweCEO uWarren East. Nangona imilinganiselo emincinci [...]

Ukuthelekisa ukusebenza kwezixhobo zokudlula ibhloko yeVPN

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Njengoko sivalelwa ngakumbi ukufikelela kwimithombo eyahlukeneyo kwinethiwekhi, umba wokuthintela ukudlula uya ucinezela ngakumbi nangakumbi, okuthetha ukuba umbuzo othi "Ungadlula njani ukubhloka ngokukhawuleza?" uba ngakumbi nangakumbi. Masishiye isihloko sokusebenza ngokufanelekileyo malunga nokudlula kwi-whitelists ye-DPI kwenye imeko, kwaye uthelekise ngokulula ukusebenza kwezixhobo ezidumileyo zokudlula ibhloko. Ingqalelo: Kwinqaku eliphantsi [...]

I-fiber optical "yephepha" yenziwe eya kuguqula ihlabathi leenzwa zokufuma

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Ngexesha elidlulileyo, iphephancwadi iCellulose yapapasha uphando olwenziwa ngoososayensi baseFinland ababethetha ngokudalwa kwe-fiber optical kwi-cellulose. Umbono wokudala ubume befayibha eziqhuba ukukhanya waqala ukumila ngo-1910. Kumashumi eminyaka amaninzi emva koko, iintambo zefiber optic ziye zayinto yokwenene yemihla ngemihla kwaye ziyindlela eyimfuneko yokusasazwa kolwazi ngendlela eyonga amandla ngaphezulu kwamashumi amawaka eekhilomitha. I-cellulose optical fiber eyenziwe zizazinzulu zaseFinland ayifanelekanga […]

Ukwenza i-Discord bot kwi-.NET Core kunye nokusasazwa kwiseva yeVPS

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Molweni, bahlali baseKhabrovsk! Namhlanje uya kufunda inqaku eliza kukuxelela indlela yokwenza i-bot usebenzisa i-C # kwi-.NET Core kunye nendlela yokuyiqhuba kwiseva ekude. Inqaku liza kubandakanya imvelaphi, inqanaba lokulungiselela, ingqiqo yokubhala kunye nokudlulisa i-bot kwiseva ekude. Ndiyathemba ukuba eli nqaku liya kunceda abaninzi abaqalayo. Imvelaphi Yonke yaqala ngexesha elinye lokungalali […]

I-PostgreSQL Antipatterns: CTE x CTE

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Ngenxa yobume bomsebenzi wakhe, kufuneka ajongane neemeko xa umphuhlisi ebhala isicelo kwaye ecinga ukuba "i-database ihlakaniphile, iya kusingatha yonke into ngokwayo!" ukusuka ekuphuculweni kwangaphambili), le ndlela ikhokelela ekubonakaleni kwe "Frankensteins". Kuqala, ndiza kunika umzekelo wombuzo onje: - kwisibini esitshixo ngasinye, sifumana amaxabiso entsimi ahambelanayo NGERECURSIVE cte_bind AS [...]

Uninzi lweekhompyuter ezinkulu ziqhuba iLinux - masixoxe ngale meko

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Ukusukela ngo-2018, amakhulu amahlanu ezona nkqubo zisebenza kakhulu kwihlabathi zisebenza kwiLinux. Sixoxa ngezizathu zemeko yangoku kwaye sinikezela ngezimvo zeengcali. Ifoto - iRawpixel - PD Imeko yemarike Ukuza kuthi ga ngoku, iLinux ilahlekelwe kwezinye iinkqubo zokusebenza kumlo wemarike yePC. Ngokutsho kwe-Statista, iLinux ifakwe kuphela kwi-1,65% yeekhompyuter, ngelixa ii-OS ezivela […]

Ukwazisa iNdawo yokuHlala ye-AWS enokucwangciswa kwimodyuli yeTerraform

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Molweni nonke! NgoDisemba, i-OTUS isungula ikhosi entsha - i-Cloud Solution Architecture. Ukulindela ukuqala kwesi sifundo, sabelana nawe ngenguqulelo yezinto ezinomdla kwisihloko. I-AWS Landing Zone isisombululo esinceda abathengi ngokukhawuleza ukuseta indawo ekhuselekileyo, i-akhawunti eninzi ye-AWS esekelwe kwizenzo ezilungileyo. Ngaphezu kweminyaka emihlanu sikhona, i…

Sizisa i-equation yokubuyisela umgca kwifom ye-matrix

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Injongo yenqaku kukubonelela ngenkxaso ekuqaleni kwezazinzulu zedatha. Kwinqaku elidlulileyo, sichaze iindlela ezintathu zokusombulula i-equation ye-linear regression: isisombululo sohlalutyo, ukwehla kwe-gradient, ukuhla kwe-stochastic gradient. Emva koko kwisisombululo sohlalutyo sisebenzise ifomula. Kweli nqaku, njengoko isihloko sicebisa, siya kuthethelela ukusetyenziswa kwale fomula okanye, ngamanye amazwi, siya kuzifumana ngokwethu. Kutheni kukho […]

Iziganeko zedijithali eMoscow ukusuka ngoDisemba 9 ukuya kwi-15

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Ukukhethwa kweziganeko zeveki uTigran Khudaverdyan eBellClub ngoDisemba 09 (ngoMvulo) Isikwere esitsha 6 ukusuka kwi-10 rub. Ngomhla we-000 kaDisemba, uMlawuli oLawulayo weYandex uTigran Khudaverdyan uya kutyelela amalungu eBellClub. UTigran usebenzele inkampani ukusukela ngo-9. Nguye owamfumana isibini seebhiliyoni zeerandi (apho u-Arkady Volozh wayephupha ngayo) ngokuyalela iYandex.Taxi ngo-2006. iMetrics […]

I-dojo yangaphambili: iiprojekthi zokuqeqesha izakhono zomphuhlisi (i-5 entsha + 43 endala)

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1. I-Notion clone Inkqubo yeNgcebiso iyathandwa ngabaninzi, ikuvumela ukuba wenze umsebenzi wakho ube ngcono, usebenze ngamaxwebhu, imisebenzi yeshedyuli, kunye nokulungelelanisa idatha phakathi kwezixhobo. www.notion.so Yintoni oya kuyifunda ngokwenza i-Clone yeNgcaciso: HTML Tsala kwaye ulahle i-API. Umsebenzisi unoku "bamba" into erhuqwayo ngemouse kwaye ayibeke kwindawo enokulahla. Uyidibanisa njani idatha ngexesha lokwenyani phakathi kwekhompyuter yakho kunye […]

Iziganeko zedijithali eSt. Petersburg ukusuka ngoDisemba 9 ukuya kwi-15

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Ukukhethwa kweziganeko zeveki i-Mini-Hyperbaton: ukuveliswa kwamaxwebhu ngoDisemba 11 (ngoLwesithathu) i-Piskarevsky Avenue 2k2Shch yamahhala Siyamema ababhali bezobugcisa kwi-Mini-Hyperbaton, ezinikele ekuveliseni amaxwebhu. Izithethi ezivela kwiYandex ziya kuthetha malunga nezakhono ze-Swagger / Vula i-API. I-Mini-Hyperbaton yenzelwe inani elincinci leendwendwe kwaye ijolise kunxibelelwano oluphilayo. Abo bangakwaziyo ukuza entlanganisweni baya kukwazi ukubukela iingxelo ezirekhodiweyo. ok.tech: QATOK 11 […]

[Upopayi wevidiyo] Ilizwe elineentambo: njani kwiminyaka engama-35 uthungelwano lweentambo zangaphantsi kwamanzi zabhijela umhlaba

Papashwe ngomhla

Ungalifunda eli nqaku phantse naphi na ehlabathini. Kwaye, kunokwenzeka, eli phepha liza kulayisha kwimizuzwana embalwa. Zimnkile iintsuku apho ipixels yemifanekiso yayilayishwe ngomgca ngomgca. Ngoku neevidiyo ezikumgangatho weHD ziyafumaneka phantse kuyo yonke indawo. Kwenzeka njani ukuba i-Intanethi ikhawuleze kangaka? Ngenxa yokuba isantya sokudlulisa ulwazi sifikelele phantse kwisantya [...]

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