Semiconductor lasers tau ua pov thawj lawv tus kheej hauv kev tsim cov vuam, txiav thiab lwm yam haujlwm. Kev siv cov laser diodes tsuas yog txwv los ntawm lub zog ntawm cov emitters, uas Panasonic tau ua tiav kev sib ntaus sib tua. Panasonic hnub no tshaj tawm tias nws tau pom qhov ci ntsa iab siab tshaj plaws (siv) xiav laser hauv ntiaj teb. Qhov no tau ua tiav siv thev naus laus zis […]
WAL-G yog ib qho yooj yim thiab siv tau zoo rau thaub qab PostgreSQL rau huab. Hauv nws cov haujlwm tseem ceeb, nws yog tus ua tiav rau WAL-E cov cuab yeej nrov, tab sis rov sau dua hauv Go. Tab sis WAL-G muaj ib qho tseem ceeb tshiab feature: delta luam. WAL-G delta luam cov nplooj ntawv ntawm cov ntaub ntawv uas tau hloov txij li yav dhau los version ntawm thaub qab. WAL-G siv ntau yam kev sib txuas thev naus laus zis […]
Nyob zoo, Habr! Tom qab Hnub Caiv Xyoo Tshiab, peb rov qhib huab cua pov thawj kev puas tsuaj raws li ob qhov chaw. Niaj hnub no peb yuav qhia koj seb nws ua haujlwm li cas thiab qhia tias muaj dab tsi tshwm sim rau cov neeg siv khoom virtual thaum ib tus neeg lub ntsiab ntawm pawg ua tsis tiav thiab tag nrho qhov chaw sib tsoo (spoiler - txhua yam zoo nrog lawv). Kev puas tsuaj-resistant huab cia system ntawm OST qhov chaw. Dab tsi yog sab hauv Hauv qab hood ntawm pawg ntawm Cisco servers […]
Robotics yog ib qho ntawm cov nyiam tshaj plaws thiab cuam tshuam hauv tsev kawm kev ua ub no. Nws qhia yuav ua li cas sau algorithms, gamifies cov txheej txheem kev kawm, thiab qhia cov me nyuam rau programming. Hauv qee lub tsev kawm ntawv, pib txij qib 1, lawv kawm txog computer science, kawm los sib sau cov neeg hlau thiab kos cov kab kos. Txhawm rau kom cov menyuam tuaj yeem nkag siab yooj yim robotics thiab programming thiab tuaj yeem kawm lej thiab physics hauv qhov tob hauv tsev kawm theem siab, peb tau tshaj tawm qhov tshiab […]
Qhov blog no tau tshaj tawm ntau cov lus piav qhia. Kuv nyiam nco txog kuv tej qub kev ruam. Zoo, ntawm no yog lwm zaj dab neeg zoo li no. Kuv thawj zaug xav txog computers, tshwj xeeb tshaj yog programming, thaum kuv muaj 11 xyoos. Thaum ntxov hauv tsev kawm ntawv theem siab, kuv siv sijhawm ntau ntawm kuv lub sijhawm dawb tinkering nrog kuv C64 thiab sau ntawv hauv BASIC, tom qab ntawd siv txiab txiav tawm qhov tsis zoo […]
DXVK 1.5.3 txheej tau raug tso tawm, muab kev siv ntawm DXGI (DirectX Graphics Infrastructure), Direct3D 9, 10 thiab 11, ua haujlwm los ntawm kev txhais lus hu rau Vulkan API. DXVK xav tau cov tsav tsheb uas txhawb nqa Vulkan API 1.1, xws li AMD RADV 18.3, NVIDIA 415.22, Intel ANV 19.0, thiab AMDVLK. DXVK tuaj yeem siv los khiav 3D daim ntawv thov thiab kev ua si […]
Thaum: Lub Ob Hlis 12, 2020 los ntawm 19: 00 txog 20: 30 Moscow sijhawm. Leej twg yuav pom nws muaj txiaj ntsig: IT cov thawj coj thiab cov kws lij choj ntawm cov tuam txhab txawv teb chaws pib lossis npaj mus ua haujlwm hauv Russia. Peb yuav tham txog dab tsi: Yuav tsum ua raws li kev cai lij choj dab tsi? Kev lag luam yuav ua li cas yog tias nws tsis ua raws? Nws puas tuaj yeem khaws cov ntaub ntawv tus kheej hauv txhua qhov chaw khaws ntaub ntawv? Hais lus: Vadim Perevalov, CIPP/E, tus kws lij choj laus [...]
Google tau qhia txog OpenSK platform, uas tso cai rau koj los tsim firmware rau cryptographic tokens uas ua raws li FIDO U2F thiab FIDO2 cov qauv. Tokens npaj siv OpenSK tuaj yeem siv los ua cov ntawv pov thawj rau thawj thiab ob qhov kev lees paub, nrog rau kev lees paub lub cev ntawm tus neeg siv. Qhov project yog sau rau hauv Rust thiab faib raws li Apache 2.0 daim ntawv tso cai. OpenSK ua rau nws muaj peev xwm tsim [...]
Tsis yog txhua leej txhua tus muaj sij hawm tshem tawm tsob ntoo Christmas tsis tau, tab sis hnub Friday kawg ntawm lub hli luv tshaj - Lub Ib Hlis - twb los txog. Tau kawg, txhua yam uas tshwm sim ntawm Habre nyob rau peb lub lis piam no tsis tuaj yeem piv nrog qhov tshwm sim hauv ntiaj teb thaum tib lub sijhawm, tab sis peb tsis nkim sijhawm ib yam. Niaj hnub no nyob rau hauv qhov kev pab cuam - me ntsis txog kev hloov pauv interface thiab ib txwm […]
Cov khoom siv faib khoom tsim hluav taws xob OPNsense 20.1 tau tso tawm, uas yog qhov kev tawm tsam ntawm pfSense qhov project, tsim nrog lub hom phiaj ntawm kev tsim cov khoom siv qhib tag nrho uas tuaj yeem muaj kev ua haujlwm ntawm qib kev lag luam daws teeb meem rau kev xa cov firewalls thiab network gateways. Tsis zoo li pfSense, qhov project yog positioned raws li tsis tswj los ntawm ib lub tuam txhab, tsim nrog kev koom tes ncaj qha ntawm cov zej zog thiab [...]
Lub caij ntuj sov dhau los kuv tau koom nrog Google Lub Caij Ntuj Sov ntawm Code, ib qho kev pab cuam rau cov tub ntxhais kawm los ntawm Google. Txhua xyoo, cov koom haum xaiv ntau qhov Open Source project, suav nrog los ntawm cov koom haum paub zoo xws li Boost.org thiab Linux Foundation. Google caw cov tub ntxhais kawm thoob plaws ntiaj teb los ua haujlwm ntawm cov haujlwm no. Raws li ib tus neeg koom nrog Google Lub Caij Ntuj Sov ntawm Code 2019, Kuv […]
Raws li qhov kev thov ntawm Kev Lag Luam Kev Lag Luam, Google tau tawm tswv yim rau cov neeg siv kev txhawj xeeb txog qhov tsis muaj ntaub ntawv hais txog kev tshaj tawm thiab hloov tshiab ntawm Google Stadia huab kev pabcuam. Yav dhau los, cov tswv cuab ntawm Reddit lub rooj sib tham tau suav tias Google tsis tau hu nws cov neeg tuaj saib rau 40 ntawm 69 hnub (txog Lub Ib Hlis 27) txij li kev tso tawm ntawm Stadia, thiab tseem tsis tau […]
