Yadda ake rubuta aiki a cikin bash

Lokacin da kake rubuta rubutun bash mai rikitarwa (ko kowane hadadden shiri don wannan al'amari), rarraba dabarun aikin rubutun a cikin ƙananan kayayyaki da rubutawa/gwajin kowane nau'i sau da yawa dabarun coding ne. Rubutun bash da aka daidaita ba kawai yana sa rubutun sauƙin fahimta ba, har ma yana sa kowane nau'ikan nau'ikan su sake amfani da su. A cikin bash, ana samun irin waɗannan shirye-shirye na zamani tare daayyukan bash.

Ko da ba ku da ɗan gogewa ta coding, ta

Yadda ake sarrafa igiyoyi a cikin bash

Ba tare da bayyananniyar goyan baya ga nau'ikan masu canzawa ba, duk masu canjin bash ana bi da su ta tsohuwa azaman kirtani. Don haka sau da yawa fiye da haka, kuna buƙatar sarrafa masu canjin kirtani a cikin salo daban-daban yayin aiki akan rubutun bash ɗin ku. Sai dai idan kun ƙware a wannan sashin, za ku iya ƙarasa zuwa kullun zuwa Google don neman tukwici da misalai don kula da takamaiman yanayin amfaninku.

A cikin ruhun ceton lokacinku kuma don haka haɓaka haɓakar ku a cikin rubut

Yadda ake auna lokacin da ya wuce a bash

Lokacin da ya ƙare shine adadin lokacin agogon bango wanda ya wuce tsakanin farkon da ƙarshen wani abu na musamman. A takaice dai, lokacin da ya wuce shine auna ainihin lokacin da aka ɗauka don kammala taron. Ya zama ruwan dare don auna lokacin da ya wuce a matsayin wani ɓangare na nazarin aikin aikace-aikacen da bayanin martaba. Yayin da kuke aiki akan rubutun bash, kuna iya ƙara kayan aiki a cikin rubutun ku don ƙididdige lokacin da ya wuce don sassa daban-daban (misali, aikin bash, umarnin

Yadda ake tada rubutun bash na barci

A ce kana son samun rubutun bash wanda ke kwana a bango kullum, kuma ya farka don yin wasu ayyuka kawai lokacin da ka aika sigina zuwa rubutun. Da zarar rubutun ya kammala aikin, sai ya koma barci. Irin wannan hali na "farkawa-kan-buƙata" na iya zama da amfani idan ba ka son ƙarewa da sake kunna rubutun ga kowane dalili, alal misali, saboda rubutun yana buƙatar kula da wani nau'i na ciki ko tarihi a cikin ayyukan da ke gudana. .

A cikin wannan koyawa, bari mu ganoyadda za ku iya

Yadda ake kamawa da magance kurakurai a cikin bash

A cikin kyakkyawar duniya, abubuwa koyaushe suna aiki kamar yadda ake tsammani, amma kun san hakan ba haka yake ba. Haka abin yake a duniyar rubutun bash. Rubuta rubutun bash mai ƙarfi, mara amfani koyaushe yana da ƙalubale koda ga ƙwararren mai sarrafa tsarin. Ko da ka rubuta cikakkiyar rubutun bash, rubutun na iya ci gaba da tabarbarewa saboda abubuwan waje kamar shigar da mara inganci ko matsalolin hanyar sadarwa. Duk da yake ba za ku iya hana duk kurakurai a cikin rubutun bash ɗinku ba, a

Yadda ake amfani da kewayon magana da jeri a cikin bash

Lokacin da kake rubuta rubutun bash, akwai yanayi inda kake buƙatar samar da jerin lambobi ko kirtani. Ɗayan gama-gari na amfani da irin waɗannan bayanan jeri shine don maimaita madauki. Lokacin da kuka ƙididdige adadin lambobi, ana iya bayyana kewayon ta hanyoyi daban-daban (misali, [0, 1, 2,..., 99, 100], [50, 55, 60,..., 75, 80], [10, 9, 8,..., 1, 0], da sauransu). Matsakaicin madauki bazai wuce kewayon lambobi ba. Kuna iya buƙatar sake maimaita jerin kirtani tare da takamaiman tsa

Yadda ake amfani da jeri mai maƙasudi a cikin bash

A cikin harsunan shirye-shirye, tsararraki tsarin bayanai ne wanda ke wakiltar tarin abubuwa masu nau'in bayanai iri ɗaya. Kodayake ba cikakken yaren shirye-shirye bane, bash kuma yana goyan bayan nau'ikan masu canji. Da zarar an bayyana shi azaman tsararru a fakaice ko a bayyane, madaidaicin bash da aka bayar zai iya adana dabi'u yawana ciki. Dangane da yadda ake samun isar da ƙima daga tsararrun, bash yana goyan bayan nau'ikan tsararru guda biyu: associative arrays

Yadda ake nuna maganganun GUI a cikin rubutun bash ta amfani da Zenity

Dukanmu mun san cewa rubutun bash na Linux shine ainihin ƙarfin Linux. Sau da yawa muna so mu nuna alamar mai amfani da hoto (GUI) a cikin rubutun mu don sauƙaƙe hulɗa tare da masu amfani. GUI yana sa kowane rubutun ya zama mai sauƙin amfani da kyau.

Don GTK a cikin rubutun harsashi, akwai zaɓuɓɓuka da kayan aikin da yawa da ake samu a cikin Linux.

A cikin wannan labarin, za mu nuna muku yadda ake amfani da Zenity don nuna maganganun GUI a cikin rubutun Bash.

Zenity shine a

Yadda ake amfani da bash if -z da if -n don gwajin kirtani a Linux

Akwai ma'aikatan kirtani daban-daban da ake samu a cikin yaren rubutun bash waɗanda za a iya amfani da su don gwada kirtani. Ana amfani da ma'aikatan -z da -n don tabbatar da ko kirtani bata da ko a'a. A cikin wannan jagorar, za mu gwada waɗannan ma'aikatan kirtani ta amfani da in bayani a cikin Centos 8.

A cikin wannan jagorar zaku koyi game da igiyoyin gwaji masu zuwa:

• Idan-n lokacin da String ya ɓace.
• Idan-n lokacin da String ba ya ƙare
• Idan-z lokacin da Sting
  Kara karantawa →

Yadda ake amfani da ma'aikatan gwajin fayil na Bash a cikin Linux

Ana amfani da Ma'aikatan Gwajin Fayil a cikin Linux don dubawa da tabbatar da halayen fayiloli kamar mallaka ko kuma idan alamar haɗin gwiwa ce. Kowane ma'aikacin Gwaji yana da takamaiman manufa. Mafi mahimmancin masu aiki sune -e da -s. A cikin wannan labarin, zaku koyi gwada fayiloli ta amfani da bayanin idan wasu mahimman masu gudanar da gwajin ke bi a cikin Linux.

A cikin wannan labarin za mu rufe masu aiki na gwaji masu zuwa: data-ezscrex=arse data-cfasync=arya salon=nuni: b