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Qeb: Qhov Π‘Π»ΠΎΠ³

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Cable TV tes hauj lwm rau me nyuam yaus. Ntu 9: Headend

Luam tawm rau

Lub headend sau cov cim los ntawm ntau qhov chaw, ua lawv thiab tshaj tawm lawv mus rau cable network. Cov ntsiab lus ntawm cov kab lus ntu 1: Kev tsim qauv dav dav ntawm CATV network Ntu 2: Kev sib xyaw thiab cov duab ntawm lub teeb liab Ntu 3: Analog tivthaiv ntawm lub teeb liab Ntu 4: Cov khoom siv digital ntawm lub teeb liab Part 5: Coaxial distribution network Part 6: RF Teeb liab amplifiers Ntu 7: Optical receivers Part 8: Optical […]

Rov qab thiab nyiag Aigo tus kheej-encrypting sab nraud HDD tsav. Ntu 1: Txiav rau hauv qhov chaw

Luam tawm rau

Reversing thiab hacking lwm tus kheej-encrypting drives yog kuv txoj haujlwm qub. Yav dhau los, kuv muaj sijhawm los xyaum nrog cov qauv xws li Zalman VE-400, Zalman ZM-SHE500, Zalman ZM-VE500. Tsis ntev los no, ib tug npoj yaig tau coj kuv mus rau lwm qhov khoom pov thawj: Patriot (Aigo) SK8671, uas yog tsim raws li tus qauv tsim - qhov taw qhia LCD thiab cov keyboard rau nkag mus rau tus lej PIN. Nov yog dab tsi tawm ntawm nws... 1. Taw qhia […]

Yuav daws li cas NP-Hard teeb meem nrog Parameterized algorithms

Luam tawm rau

Kev tshawb fawb ua haujlwm yog kab tias qhov nthuav tshaj plaws ntawm peb qhov kev cob qhia. Lub tswv yim yog sim koj tus kheej hauv koj txoj kev xaiv thaum tseem nyob hauv tsev kawm qib siab. Piv txwv li, cov tub ntxhais kawm los ntawm thaj chaw ntawm Software Engineering thiab Machine Learning feem ntau mus ua kev tshawb fawb hauv cov tuam txhab (feem ntau yog JetBrains lossis Yandex, tab sis tsis yog xwb). Hauv tsab ntawv no kuv yuav tham txog kuv qhov project hauv Computer Science. […]

Kev sib koom tes thiab automation hauv pem hauv ntej. Peb kawm li cas hauv 13 lub tsev kawm ntawv

Luam tawm rau

Nyob zoo sawv daws. Cov npoj yaig tsis ntev los no tau sau rau ntawm qhov blog no tias kev tso npe rau tom ntej Interface Development School hauv Moscow tau qhib. Kuv zoo siab heev rau cov txheej txheem tshiab, vim kuv yog ib tug ntawm cov uas tuaj nrog lub tsev kawm ntawv nyob rau hauv 2012, thiab txij thaum ntawd los kuv tau lossi koom nrog nws. Nws tau evolved. Los ntawm nws tuaj tag nrho mini-tiam ntawm cov neeg tsim khoom nrog kev pom dav dav thiab muaj peev xwm […]

13 feem ntau downvoted tsab xov xwm ntawm lub xyoo dhau los

Luam tawm rau

Nws yog qhov zoo dua los kawm los ntawm kev ua yuam kev ntawm lwm tus thiab lub hlwb ua tsaug rau cov uas muab lub sijhawm zoo li no. Hauv qab qhov txiav yog ob peb yam piv txwv ntawm qhov koj yuav tsum tsis txhob ua ntawm HabrΓ©. Thiab yuav ua li cas yog tias nws tau drained. Raws li peb cov ntaub ntawv txheeb cais, xyoo tas los 656 kev tshaj tawm tawm ntawm 16711 mus rau qhov tsis zoo, qhov no tsawg dua 4%. Txog ib nrab ntawm lawv […]

Cov kws tshaj lij yav tom ntej: "Koj yuav ua haujlwm li cas ntawm Mars?"

Luam tawm rau

"Jetpack pilot" yog "kev ua haujlwm yav dhau los" thiab muaj hnub nyoog 60 xyoo. "Jetpack Developer" - 100 xyoo. "Tus kws qhia ntawm lub tsev kawm ntawv chav kawm ntawm kev tsim jetpacks" yog txoj haujlwm tam sim no, peb tab tom ua tam sim no. Txoj hauj lwm yav tom ntej yog dab tsi? Tamper? Archaeoprogrammer? Tus tsim ntawm kev nco tsis tseeb? Blade Runner? Ib tug phooj ywg qub ntawm kuv uas tau koom nrog hauv pawg neeg siv lub tshuab jetpack tam sim no tau pib nws […]

CERN tsis kam Microsoft cov khoom

Luam tawm rau

European Nuclear Research Center yuav tso tseg tag nrho cov khoom lag luam hauv nws txoj haujlwm, thiab feem ntau los ntawm Microsoft cov khoom. Hauv xyoo dhau los, CERN nquag siv ntau yam khoom lag luam kaw vim nws ua kom yooj yim nrhiav cov kws tshaj lij kev lag luam. CERN koom tes nrog ntau lub tuam txhab thiab lub koom haum, thiab nws yog ib qho tseem ceeb rau nws ua [...]

DragonFlyBSD 5.6.0

Luam tawm rau

Thaum Lub Rau Hli 17, 2019, qhov kev tso tawm tseem ceeb tom ntej ntawm DragonFly BSD operating system - Tso tawm 56 - tau nthuav tawm. Qhov kev tso tawm coj cov kev txhim kho tseem ceeb rau Virtual Memory System, hloov tshiab rau Radeon thiab TTM, thiab kev txhim kho kev ua haujlwm rau HAMMER2. DragonFly tau tsim nyob rau hauv 2003 raws li ib tug diav rawg los ntawm FreeBSD version 4. Ntawm ntau qhov nta ntawm chav ua haujlwm no, cov hauv qab no tuaj yeem hais txog: Cov ntaub ntawv ua haujlwm siab HAMMER2 […]

Recruitment for undergraduate studies at St. Petersburg State University nrog kev txhawb nqa ntawm Yandex thiab JetBrains

Luam tawm rau

Thaum lub Cuaj Hlis 2019, St. Petersburg State University qhib rau Kws qhia ntawv ntawm lej thiab Computer Science. Kev cuv npe rau kev kawm qib siab pib thaum lub Rau Hli kawg hauv peb thaj chaw: "Kev Ua lej", "Kev Ua lej, algorithms thiab kev txheeb xyuas cov ntaub ntawv" thiab "Cov khoos kas niaj hnub". Cov kev pab cuam tau tsim los ntawm pab neeg ntawm Laboratory muaj npe tom qab. P.L. Chebyshev ua ke nrog POMI RAS, Computer Science Center, Gazpromneft, JetBrains thiab Yandex tuam txhab. Cov chav kawm yog qhia los ntawm cov kws qhia muaj koob npe, muaj kev paub [...]

TCP SACK Panic - Kernel vulnerabilities ua rau cov chaw taws teeb tsis kam lees kev pabcuam

Luam tawm rau

Ib tus neeg ua haujlwm Netflix pom peb qhov tsis zoo hauv TCP network pawg code. Qhov loj tshaj plaws ntawm qhov tsis muaj peev xwm tso cai rau tus neeg tawm tsam tej thaj chaw deb ua rau muaj kev ntxhov siab kernel. Ob peb CVE IDs tau raug xa mus rau cov teeb meem no: CVE-2019-11477 raug txheeb xyuas tias yog qhov muaj qhov tsis zoo, thiab CVE-2019-11478 thiab CVE-2019-11479 raug txheeb xyuas tias yog nruab nrab. Thawj ob qhov tsis zoo cuam tshuam txog SACK (Xaiv Kev lees paub) thiab MSS (Ntau tshaj […]

Lub tshuab hluav taws xob lo lus zais thiab yees duab autoplay thaiv hom tau npaj rau Firefox 69

Luam tawm rau

Nyob rau hmo ntuj tsim ntawm Firefox, raws li lub hauv paus ntawm Firefox 3 tso tawm yuav tsim nyob rau lub Cuaj Hli 69, kev siv lub tshuab hluav taws xob lo lus zais tau ntxiv, txhawm rau pab kom koj yuav tsum teeb tsa "signon.generation.available" parameter hauv txog: config. Tom qab ua kom tiav, hauv ntu kev tswj tus password ntawm tus neeg teeb tsa, ntxiv rau qhov kev xaiv los ua kom muaj kev thov kom txuag tau tus password, ib qho kev xaiv yuav tshwm sim uas tso cai rau koj los tso saib cov lus ceeb toom nrog kev tsim tawm […]

Flash yuav raug cuam tshuam los ntawm lub neej ntawd hauv Firefox 69

Luam tawm rau

Cov neeg tsim tawm Mozilla tau xiam lub peev xwm los ua si Flash cov ntsiab lus los ntawm lub neej ntawd hauv kev tsim Firefox hmo ntuj. Pib nrog Firefox 69, teem caij rau lub Cuaj Hlis 3, qhov kev xaiv rau kev ua kom Flash mus tas li yuav raug tshem tawm ntawm qhov chaw ntawm Adobe Flash Player plugin thiab tsuas yog cov kev xaiv yuav raug tso tseg kom lov tes taw Flash thiab ib leeg pab rau nws rau cov chaw tshwj xeeb (ua kom pom tseeb los ntawm kev nyem meej. ) yam tsis nco qab txog hom xaiv. Hauv Firefox ESR ceg […]

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