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Gudanarwa na rukuni

Tarkon (tarpit) don haɗin SSH masu shigowa

Aka buga a

Ba asiri ba ne cewa Intanet yanayi ne mai tsananin ƙiyayya. Da zaran ka ɗaga uwar garken, nan take ana fuskantar hare-hare masu yawa da kuma dubawa da yawa. Yin amfani da misalin tukunyar zuma daga kamfanonin tsaro, zaku iya tantance girman wannan zirga-zirgar datti. A zahiri, akan matsakaicin uwar garken, 99% na zirga-zirga na iya zama ƙeta. Tarpit tashar tarko ce da ake amfani da ita don rage haɗin gwiwa mai shigowa. Idan an haɗa tsarin ɓangare na uku [...]

Yadda duk ya fara: fayafai na gani da tarihin su

Aka buga a

CD na gani ya zama a bainar jama'a a 1982, samfurin ya fito ko da a baya - a cikin 1979. Da farko, an ƙirƙira CDs a matsayin maye gurbin fayafai na vinyl, a matsayin mafi inganci kuma mafi amintaccen kafofin watsa labarai. An yi imanin cewa fayafai na Laser shine sakamakon aikin haɗin gwiwa tsakanin ƙungiyoyin kamfanoni na fasaha guda biyu - Sony na Japan da Philips Dutch. A lokaci guda, fasaha na asali na "laser sanyi" [...]

Fayafai mirgine da mirgine

Aka buga a

A lokacin bazara na 1987, juyin juya halin gani ya zama gaskiya. Fasahar Laser ta sa ya yiwu ya wuce mafi kusa da abokin hamayyarsa, Winchester, sau goma (abin da suka rubuta, tare da babban wasiƙa). Mashawartan kwakwalwa na wancan lokacin Optimem da Verbatim suna shirya samfura na injin gani da za a sake rubutawa, kuma masana da manazarta suna yin tsare-tsare na dogon lokaci. Ɗaya daga cikin ginshiƙan kimiyya na duniya, wanda har yanzu yana bunƙasa a yau, Kimiyyar Kimiyya a cikin labarin “Erasable Optical […]

Ta yaya bude Zabbix ya kasance a Rasha?

Aka buga a

A ranar 14 ga Maris, ofishin Zabbix na Rasha na farko ya buɗe a Moscow. An gudanar da bikin bude taron ne a cikin tsarin karamin taro, wanda ya hada abokan ciniki sama da 300 da masu sha'awar. An fara taron ne da jarrabawa. Zaman da aka riga aka shirya ya ba da dama don tabbatar da ilimin ku da karɓar ƙwararren ƙwararren ƙwararren ko Certified Zabbix Professional takardar shaidar ba tare da kammala kwas ɗin horo daidai ba. Taya murna ga waɗanda suka yi shi! Matsakaicin maki ya burge ni [...]

DHCP+Mysql uwar garken a cikin Python

Aka buga a

Manufar wannan aikin shine: Nazarin ka'idar DHCP lokacin aiki akan hanyar sadarwa ta IPv4 Nazarin Python (kadan fiye da karce 😉) maye gurbin uwar garken DB2DHCP (cokali na), ainihin yana nan, wanda ke ƙara zama mai wahala. tara don sabon OS. Kuma ba na son binary ɗin, wanda babu wata hanyar da za a “canza a yanzu”, samun sabar DHCP mai aiki tare da ikon […]

Ƙara matakin tsaro na cibiyar sadarwa ta amfani da na'urar nazarin gajimare

Aka buga a

A cikin tunanin mutanen da ba su da kwarewa, aikin mai kula da tsaro yana kama da duel mai ban sha'awa tsakanin anti-hacker da mugayen hackers waɗanda ke mamaye cibiyar sadarwar kamfanoni. Kuma gwarzon mu, a cikin ainihin lokaci, yana tunkuɗe hare-hare masu ban tsoro ta hanyar shigar da umarni cikin sauri kuma a ƙarshe ya fito a matsayin babban mai nasara. Kamar dai wani masarauta mai linzamin kwamfuta maimakon takobi da miya. Kuma a […]

Rubutun Bash: farkon

Aka buga a

Rubutun Bash: Fara Rubutun Bash, Sashe na 2: Madauki Rubutun Bash, Sashe na 3: Zaɓuɓɓukan Layin Umurni da Sauya Rubutun Bash, Sashe na 4: Shigar da Fitar da Rubutun Bash, Sashe na 5: Sigina, Ayyukan Baya, Sarrafa Rubutun Bash - Rubutun, bangare 6: Ayyuka da haɓaka ɗakin karatu Rubutun Bash, Sashe na 7: sed da sarrafa kalmomi Rubutun Bash Sashe na 8: awk sarrafa harshe Rubutun Bash, Sashe na 9: Kalmomi na yau da kullun Bash scripts, […]

[bookmarked] Bash don masu farawa: 21 umarni masu amfani

Aka buga a

Kayan, fassarar da muke bugawa a yau, an yi shi ne don waɗanda suke son sanin layin umarni na Linux. Sanin yadda ake amfani da wannan kayan aiki yadda ya kamata zai iya adana lokaci mai yawa. Musamman, zamuyi magana game da Bash harsashi da umarni 21 masu amfani. Za mu kuma yi magana game da yadda ake amfani da tutocin umarnin Bash da laƙabi don hanzarta buga dogon rubutu […]

"Wasanni don kuɗi a waje da blockchain dole ne su mutu"

Aka buga a

Dmitry Pichulin, wanda aka sani da sunan barkwanci "deemru," ya zama wanda ya yi nasara a wasan Fhloston Aljanna, wanda Tradisys ya kirkira akan blockchain Waves. Don cin nasarar wasan, dole ne ɗan wasa ya yi fare na ƙarshe a cikin lokacin toshe 60 - kafin wani ɗan wasa ya yi fare, ta haka ya sake saita counter zuwa sifili. Wanda ya yi nasara ya karbi duk kudin da wasu 'yan wasa suka yi fare. An kawo nasara ga Dmitry [...]

Ayyukan gwamnati masu amfani kuma basu da amfani sosai

Aka buga a

Yadda Intanet ya zama mafi kyau ... ko kuma abin da ke da amfani (kuma ba shi da amfani) za a iya samun sabis na gwamnati akan layi. Ni mai shan kwayoyi ne? Kotun Grandma a ƙofar tana tunanin eh (a gaskiya, a'a - koyaushe ina gaishe su, kuma yanzu ina da takardar shaida!). Ni fursuna ne? Babu wani bayani, in ji wani takardar shaidar. Na yi gwajin lafiya? Tabbas a, [...]

VPN don na'urorin hannu a matakin cibiyar sadarwa

Aka buga a

Har yanzu akwai abin mamaki kaɗan akan RuNet game da irin wannan tsohuwar da sauƙi, amma dacewa, aminci da fasaha na musamman dangane da haɓaka Intanet na Abubuwa, azaman VPN ta hannu (cibiyar sadarwar masu zaman kansu ta zahiri). A cikin wannan labarin zan bayyana yadda kuma dalilin da yasa zaku iya saita damar shiga cibiyar sadarwar ku ta kowane na'ura tare da katin SIM ba tare da buƙatar saita [...]

Tare da ɗan motsi na hannu, kwamfutar hannu ta juya zuwa ... ƙarin mai saka idanu

Aka buga a

Sannu, mai karatu habra mai hankali. Bayan buga wani batu tare da hotunan wuraren aiki na mazauna Khabrovsk, har yanzu ina jiran amsa ga "Easter egg" a cikin hoton wurin aiki na mai cike da damuwa, wato tambayoyi kamar: "Wane irin kwamfutar hannu ne wannan kuma me yasa akwai ƙananan ƙananan. ikona a ciki?" Amsar ta yi kama da "mutuwar Koshcheeva" - bayan haka, kwamfutar hannu (na yau da kullun iPad 3Gen) a cikin […]

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