topic: Gudanarwa

Koyarwar Cisco 200-125 CCNA v3.0. Ranar 13. Tsarin VLAN

Darasi na yau za mu karkata ne ga VLAN settings, wato za mu yi kokarin yin duk abin da muka yi magana akai a darussan baya. Yanzu za mu dubi tambayoyi 3: ƙirƙirar VLAN, sanya tashar jiragen ruwa na VLAN, da duba bayanan VLAN. Bari mu buɗe taga shirin binciken Sisiko Packer tare da ma'anar topology na hanyar sadarwar mu da ni zana. An haɗa SW0 na farko zuwa kwamfutoci 2 PC0 da […]

DPKI: kawar da gazawar PKI ta hanyar amfani da blockchain

Ba asiri ba ne cewa ɗayan kayan aikin taimako da aka saba amfani da shi, wanda ba tare da wanda kariyar bayanai a cikin buɗaɗɗen cibiyoyin sadarwa ba zai yuwu ba, fasahar satifiket ɗin dijital ce. Duk da haka, ba asiri ba ne cewa babban koma baya na fasaha shine amincewa marar iyaka ga cibiyoyin da ke ba da takaddun shaida na dijital. Daraktan Fasaha da Innovation a ENCRY Andrey Chmora ya ba da shawarar sabuwar hanyar […]

Jirgin data ragamar sabis vs. jirgin sarrafawa

Hello, Habr! Ina gabatar da hankalin ku fassarar labarin "Service mesh data flight vs control jirgin" na Matt Klein. A wannan lokacin, na "so kuma na fassara" bayanin duka sassan layin sabis, jirgin sama da jirgin sama mai sarrafawa. Wannan bayanin ya zama kamar a gare ni mafi fahimta da ban sha'awa, kuma mafi mahimmanci ya kai ga fahimtar "Shin ya zama dole?" Tun da ra'ayin "Network Service [...]

Muna cin giwar a sassa. Dabarun sa ido kan lafiyar aikace-aikacen tare da misalai

Sannu duka! Kamfaninmu yana tsunduma cikin haɓaka software da tallafin fasaha na gaba. Tallafin fasaha yana buƙatar ba kawai gyara kurakurai ba, amma sa ido kan ayyukan aikace-aikacen mu. Misali, idan ɗayan sabis ɗin ya fado, to kuna buƙatar yin rikodin wannan matsala ta atomatik kuma fara magance ta, kuma kada ku jira masu amfani waɗanda ba su gamsu ba don tuntuɓar tallafin fasaha. Muna da […]

Rana ta huɗu tare da Haiku: matsaloli tare da shigarwa da saukewa

TL; DR: Bayan 'yan kwanaki na gwaji tare da Haiku, na yanke shawarar sanya shi a kan SSD daban. Amma komai ya juya bai zama mai sauƙi ba. Muna aiki tuƙuru don duba zazzagewar Haiku. Kwanaki uku da suka wuce na koyi game da Haiku, tsarin aiki mai kyau mai ban mamaki don PC. Yau rana ta hudu kuma ina so in kara "aiki na gaske" tare da wannan tsarin, kuma sashin [...]

Tsarin Samun Nesa Fayil Cage

Manufar tsarin Yana goyan bayan samun nisa zuwa fayiloli akan kwamfutoci akan hanyar sadarwa. Tsarin "kusan" yana goyan bayan duk ayyukan fayil na asali (ƙirƙira, gogewa, karatu, rubutu, da sauransu) ta hanyar musayar ma'amaloli (saƙonni) ta amfani da ka'idar TCP. Wuraren aikace-aikacen Ayyukan tsarin yana da tasiri a cikin waɗannan lokuta: a cikin aikace-aikacen asali don wayar hannu da na'urorin da aka haɗa (wayoyin wayoyi, tsarin kula da kan jirgi, da sauransu) waɗanda ke buƙatar sauri [...]

ShIoTiny: ƙaramin aiki da kai, Intanet na abubuwa ko "watanni shida kafin hutu"

Manyan batutuwa ko abin da wannan labarin ya kunsa: Tun da mutane suna da buƙatu daban-daban, kuma mutane ba su da ɗan lokaci, bari mu ɗan yi magana game da abin da ke cikin labarin. Wannan labarin wani bayyani ne na aikin mai sarrafawa tare da ƙaramin farashi da ikon yin shiri na gani ta amfani da mai binciken WEB. Tun da wannan labarin bita ne da nufin nuna "abin da za a iya matse shi daga mai sarrafa dinari", gaskiya mai zurfi da […]

Bita mai zaman kanta na PVS-Studio (Linux, C++)

Na ga littafin da PVS ta koya don tantancewa a ƙarƙashin Linux, kuma na yanke shawarar gwada ta akan ayyukana. Kuma wannan shi ne abin da ya fito daga ciki. Abubuwan da ke ciki Ribobin Amfani Takaitaccen Bayani Bayan Kalma Ribobi Taimako na amsa Na nemi maɓallin gwaji, kuma sun aiko mani a rana guda. Takaddun bayyanannun cikakkun bayanai Mun sami nasarar ƙaddamar da mai nazari ba tare da wata matsala ba. Taimako don umarnin console […]

Game da admins, deps, rudani mara iyaka da canjin DevOps a cikin kamfanin

Menene ake ɗauka don kamfanin IT ya yi nasara a cikin 2019? Malamai a taro da taro suna faɗin kalmomi masu ƙarfi waɗanda ba koyaushe suke fahimtar mutane na yau da kullun ba. Gwagwarmayar lokacin turawa, microservices, watsi da monolith, canjin DevOps da ƙari, da ƙari. Idan muka watsar da kyawun magana kuma muka yi magana kai tsaye kuma cikin Rashanci, to duk ya zo ne zuwa ƙayyadaddun ƙayyadaddun ƙayyadaddun ƙayyadaddun bayanai: yin samfur mai inganci, da […]

Matsakaici na Mako-mako #4 (2 - 9 ga Agusta 2019)

Takaddama na kallon duniya a matsayin tsarin ma'ana wanda bayanai ne kawai gaskiya, kuma abin da ba a rubuta shi ba ya wanzu. - Mikhail Geller An yi niyya ne don ƙara sha'awar Al'umma game da batun sirri, wanda bisa la'akari da abubuwan da suka faru a baya-bayan nan suna zama mafi dacewa fiye da kowane lokaci. A kan ajanda: "Matsakaici" gaba ɗaya ya canza zuwa Yggdrasil "Matsakaici" yana ƙirƙirar nasa […]

Hacks don aiki tare da babban adadin ƙananan fayiloli

An haifi ra'ayin labarin ba tare da bata lokaci ba daga tattaunawa a cikin sharhi zuwa labarin "Wani abu game da inode". Gaskiyar ita ce, ƙayyadaddun ciki na ayyukanmu shine ajiyar babban adadin ƙananan fayiloli. A halin yanzu muna da kusan ɗaruruwan terabytes na irin waɗannan bayanai. Kuma mun ci karo da wasu rake na bayyane kuma ba a bayyane ba kuma mun yi nasarar kewaya su. Shi ya sa nake rabawa [...]

RAVIS da DAB a farkon farawa. DRM yayi fushi. Bakon makomar rediyo na dijital a cikin Tarayyar Rasha

A ranar 25 ga Yuli, 2019, ba tare da faɗakarwa ba, Hukumar Jiha akan Mitocin Rediyo (SCRF) ta ba da ma'aunin RAVIS na cikin gida jeri 65,8-74 ​​MHz da 87,5-108 MHz don shirya watsa shirye-shiryen rediyo na dijital. Yanzu an ƙara kashi na uku zuwa zaɓi na biyu marasa kyau. A cikin Tarayyar Rasha akwai wata hukuma ta musamman da ke da alhakin rarraba bakan rediyo da ke akwai tsakanin waɗanda ke son amfani da shi. Hukunce-hukuncen sa sun fi [...]