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Qeb: Qhov Π‘Π»ΠΎΠ³

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Los ntawm High Ceph Latency mus rau Kernel Patch siv eBPF / BCC

Luam tawm rau

Linux muaj ntau cov cuab yeej rau kev debugging lub ntsiav thiab cov ntawv thov. Feem ntau ntawm lawv muaj kev cuam tshuam tsis zoo rau daim ntawv thov kev ua haujlwm thiab tsis tuaj yeem siv hauv kev tsim khoom. Ob peb xyoos dhau los, lwm lub cuab yeej tau tsim - eBPF. Nws ua rau nws muaj peev xwm taug qab cov ntsiav thiab cov neeg siv cov ntawv thov nrog cov nyiaj siv ua haujlwm qis thiab tsis tas yuav tsim kho cov kev pab cuam thiab rub tawm cov neeg thib peb […]

Yuav ua li cas npaj lub vev xaib rau cov khoom hnyav: 5 lub tswv yim thiab cov cuab yeej siv tau zoo

Luam tawm rau

Cov neeg siv yeej tsis nyiam nws thaum cov peev txheej online lawv xav tau qeeb. Cov ntaub ntawv tshawb fawb qhia tias 57% ntawm cov neeg siv yuav tawm ntawm nplooj ntawv web yog tias nws siv sijhawm ntev dua peb vib nas this los thauj khoom, thaum 47% txaus siab tos ob vib nas this. Ib qho kev ncua thib ob tuaj yeem raug nqi 7% hauv kev hloov pauv thiab 16% hauv kev txo cov neeg siv khoom txaus siab. Yog li ntawd, koj yuav tsum tau npaj kom muaj kev thauj khoom ntau ntxiv thiab kev thauj mus los. […]

Lub hlwb ruam, zais kev xav, devious algorithms: evolution ntawm lub ntsej muag paub

Luam tawm rau

Cov neeg Iyiv thaum ub paub ntau yam txog vivisection thiab tuaj yeem paub qhov txawv ntawm daim siab ntawm lub raum los ntawm kev kov. Los ntawm swaddling mummies thaum sawv ntxov mus rau yav tsaus ntuj thiab kho (los ntawm trephination mus rau tshem cov qog), koj yuav inevitably kawm kom nkag siab txog lub cev. Cov kev nplua nuj ntawm kev nthuav dav anatomical tau ntau dua li qhov kev tsis sib haum xeeb hauv kev nkag siab txog kev ua haujlwm ntawm lub cev. Cov pov thawj, kws kho mob thiab cov neeg zoo tib yam tau ua siab loj tso qhov laj thawj rau hauv lub siab, thiab [...]

Kev hloov ntawm monolith mus rau microservices: keeb kwm thiab kev coj ua

Luam tawm rau

Nyob rau hauv tsab xov xwm no, kuv mam li tham txog yuav ua li cas lub project kuv ua hauj lwm rau hloov los ntawm ib tug loj monolith mus rau ib tug txheej ntawm microservices. Lub phiaj xwm pib nws keeb kwm ntev dhau los, thaum pib ntawm 2000. Thawj cov ntawv tau sau hauv Visual Basic 6. Lub sijhawm dhau los, nws tau pom tseeb tias kev txhim kho hauv cov lus no yav tom ntej yuav nyuaj rau kev txhawb nqa, txij li IDE […]

Tus kab mob Lurk hacked cov tsev txhab nyiaj thaum nws tau sau los ntawm cov neeg ua haujlwm nyob deb li cas rau ntiav

Luam tawm rau

Tshaj tawm los ntawm phau ntawv "Invasion. Keeb kwm luv luv ntawm Lavxias teb sab Hackers" Nyob rau hauv lub Tsib Hlis ntawm lub xyoo no, lub publishing tsev Individuum luam tawm ib phau ntawv los ntawm cov neeg sau xov xwm Daniil Turovsky, "Invasion. Keeb kwm luv luv ntawm Lavxias teb sab Hackers. " Nws muaj cov dab neeg los ntawm sab tsaus ntuj ntawm Lavxias teb sab IT kev lag luam - hais txog cov txiv neej uas, tau poob rau hauv kev hlub nrog computers, kawm tsis yog rau kev pab cuam, tab sis mus nyiag tib neeg. Phau ntawv txhim kho, zoo li qhov tshwm sim nws tus kheej, los ntawm [...]

Habr postmortem ceeb toom: poob rau hauv ntawv xov xwm

Luam tawm rau

Qhov kawg ntawm thawj zaug thiab pib ntawm lub hlis thib ob ntawm lub caij ntuj sov 2019 tau dhau los ua qhov nyuaj thiab raug cim los ntawm ntau qhov kev poob qis hauv kev pabcuam IT thoob ntiaj teb. Ntawm qhov tseem ceeb: ob qhov xwm txheej loj hauv CloudFlare infrastructure (thawj - nrog rau ob txhais tes tsis zoo thiab tsis saib xyuas tus cwj pwm ntawm BGP ntawm qee qhov ISPs los ntawm Tebchaws Meskas; qhov thib ob - nrog rau kev xa tawm ntawm CF lawv tus kheej, uas cuam tshuam rau txhua tus siv CF. , […]

Lub tsev kawm ntawv ntawm programmers hh.ru qhib kev nrhiav neeg ua haujlwm ntawm IT tshwj xeeb rau lub sijhawm 10th

Luam tawm rau

Nyob zoo sawv daws! Lub caij ntuj sov tsis yog lub sijhawm rau hnub so, so thiab lwm yam khoom zoo, tab sis kuj yog lub sijhawm xav txog kev cob qhia. Hais txog qhov kev cob qhia uas yuav qhia koj cov lus programming nrov tshaj plaws, "tso" koj cov kev txawj ntse, raus koj los daws cov haujlwm ua lag luam tiag tiag, thiab, tau kawg, muab rau koj pib ua haujlwm tiav. Yog lawm, koj nkag siab txhua yam kom raug - peb yuav tham txog peb Lub Tsev Kawm Ntawv [...]

Los ntawm kev tso nyiaj qiv mus rau qhov backend: yuav ua li cas hloov koj txoj haujlwm ntawm 28 thiab tsiv mus rau St. Petersburg yam tsis hloov chaw ua haujlwm

Luam tawm rau

Niaj hnub no peb tab tom tshaj tawm ib tsab xov xwm los ntawm GeekBrains tus tub ntxhais kawm SergeySolovyov, uas nws qhia nws txoj kev paub txog kev hloov pauv txoj haujlwm - los ntawm tus kws tshaj lij credit rau tus tsim tawm. Lub ntsiab lus nthuav dav hauv zaj dab neeg no yog tias Sergei hloov nws txoj haujlwm tshwj xeeb, tab sis tsis yog nws lub koom haum - nws txoj haujlwm pib thiab txuas ntxiv hauv Tsev Credit thiab Nyiaj Txiag Nyiaj Txiag. Yuav ua li cas nws pib ua ntej tsiv mus rau IT [...]

Mageia 7 tau tso tawm

Luam tawm rau

Tsawg dua 2 xyoos tom qab tso tawm ntawm 6th version ntawm Mageia kev faib tawm, kev tso tawm ntawm 7th version ntawm qhov kev faib tawm tau tshwm sim. Nyob rau hauv lub tshiab version: ntsiav 5.1.14 rpm 4.14.2 dnf 4.2.6 Mesa 19.1 Plasma 5.15.4 GNOME 3.32 Xfce 4.14pre Firefox 67 Chromium 73 LibreOffice 6.2.3 GCC 8.3.1 thiab txhim kho ntau ntxiv Tau qhov twg los: linux.org.ru

Thiab tus Tswv tau txib: β€œMuaj kev xam phaj thiab lees txais cov lus qhia”

Luam tawm rau

Zaj dab neeg tseeb raws li cov xwm txheej tsis tseeb. Tag nrho cov coincidences tsis yog xwm txheej. Tag nrho cov lus tso dag tsis yog funny. - Sergey, nyob zoo. Kuv lub npe yog Bibi, kuv cov npoj yaig yog Bob thiab peb yog ob ... pab pawg thawj coj, peb tau nyob rau hauv qhov project tau ntev heev, peb paub tag nrho cov todos los ntawm lub siab thiab hnub no peb yuav sib tham txog koj txoj kev paub thiab kev txawj ntse. Nws tau sau rau hauv koj CV tias koj yog ib tug laus, [...]

Debian 10 "Buster" tso tawm

Luam tawm rau

Cov tswv cuab ntawm Debian zej zog txaus siab tshaj tawm qhov kev tso tawm ruaj khov tom ntej ntawm Debian 10 kev khiav hauj lwm qhov system, codename buster. Qhov kev tso tawm no suav nrog ntau dua 57703 pob khoom suav nrog rau cov txheej txheem hauv qab no: 32-ntsis PC (i386) thiab 64-ntsis PC (amd64) 64-ntsis ARM (arm64) ARM EABI (armel) ARMv7 (EABI hard-float ABI, armhf ) MIPS (mips (loj endian […]

Yuav Ua Li Cas Kom Muaj Feem Ntau Ntawm Kev Kawm Computer Science

Luam tawm rau

Cov programmers niaj hnub no feem ntau tau txais lawv txoj kev kawm hauv tsev kawm qib siab. Sij hawm dhau mus, qhov no yuav hloov pauv, tab sis tam sim no tej yam zoo li cov neeg ua haujlwm zoo hauv IT tuam txhab tseem tuaj ntawm cov tsev kawm qib siab. Hauv no ncej, Stanislav Protasov, Acronis Tus Thawj Coj ntawm University Relations, tham txog nws lub zeem muag ntawm cov yam ntxwv ntawm kev kawm hauv tsev kawm ntawv rau cov programmers yav tom ntej. Cov kws qhia ntawv, cov tub ntxhais kawm thiab cov neeg ua haujlwm lawv kuj tseem tuaj yeem […]

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