Ngiwusebenzisa kanjani umyalo izikhathi eziningi ku-terminal ye-Linux?
Ungawusebenzisa Kanjani Umyalo Izikhathi Eziningi ku-Bash
- Gcwalisa isitatimende sakho kokuthi i {1..n}; yenza umyalo othile; kwenziwe , lapho u-n eyinombolo ephozithivu futhi i-someCommand iyinoma yimuphi umyalo.
- Ukuze ufinyelele okuguquguqukayo (ngisebenzisa i-i kodwa ungakuqamba ngenye indlela), udinga ukukugoqa ngale ndlela: ${i} .
- Yenza isitatimende ngokucindezela inkinobho ethi Enter.
Uwuphinda kanjani umyalo ku-Linux?
Indlela Yokugijima noma Yokuphinda Umyalo we-Linux Njalo Ngemizuzwana engu-X Phakade
- Sebenzisa iwashi Umyalo. Iwashi iwumyalo we-Linux okuvumela ukuthi wenze umyalo noma uhlelo ngezikhathi ezithile futhi ikubonise okukhiphayo esikrinini. …
- Sebenzisa ukulala Command. Ukulala kuvame ukusetshenziselwa ukususa iphutha kumibhalo yegobolondo, kodwa kunezinye izinjongo eziningi eziwusizo futhi.
Ngiwusebenzisa kanjani umyalo izikhathi eziyi-10 kuLinux?
I-syntax yile:
- ## sebenzisa umyalo izikhathi eziyi-10 kimi ku-{1.. …
- okwami ngo-{1.. …
- ngoba ((n=0;n<5;n++)) yenza umyalo1 umyalo2 wenziwa. …
- ## chaza inani lokugcina ## END=5 ## idethi yokuphrinta izikhathi ezinhlanu ## x=$END kuyilapho [ $x -gt 0]; yenza idethi x=$(($x-1)) eyenziwe.
Uwuphinda kanjani umyalo?
Ukuphinda into elula, njengokusebenza kokunamathisela, cindezela Ctrl+Y noma F4 (Uma i-F4 ibonakala ingasebenzi, ungase udinge ukucindezela ukhiye we-F-Lock noma u-Fn Key, bese u-F4). Uma ukhetha ukusebenzisa igundane, chofoza okuthi Phinda kubha yamathuluzi yokufinyelela ngokushesha.
Ngiyisebenzisa kanjani imiyalo eminingi?
Sebenzisa ukuhlukanisa imiyalo eminingi kulayini womyalo owodwa. I-Cmd.exe isebenzisa umyalo wokuqala, bese kulandela umyalo wesibili. Sebenzisa ukuze usebenzise i- umyalo ukulandela && kuphela uma umyalo owandulela uphawu uphumelele.
Ngisisebenzisa kanjani iskripthi njalo ngemizuzu emi-5 ku-Linux?
Lungiselela umsebenzi we-cron njalo ngemizuzu emi-5
- Vula i-crontab (umhleli we-cron) ngomyalo olandelayo. …
- Uma kungokokuqala ngqa ufinyelela i-crontab, isistimu yakho ingase ikubuze ukuthi yimuphi umhleli ongathanda ukuwusebenzisa. …
- Yenza umugqa omusha ngezansi kwaleli fayela bese ufaka ikhodi elandelayo. …
- Phuma kuleli fayela bese ulondoloza izinguquko.
Uwuphinda kanjani umyalo ku-Unix?
Kunomyalo owakhelwe ngaphakathi we-Unix ukuphinda okuphikisayo kwawo kokuqala inombolo yezikhathi zokuphinda umyalo, lapho umyalo (noma yiziphi izimpikiswano) ucaciswa izimpikiswano ezisele ukuze phinda . Isibonelo, % phinda 100 echo "Ngeke ngenze lesi sijeziso ngokuzenzakalela." izonanela iyunithi yezinhlamvu enikeziwe izikhathi eziyi-100 bese ima.
Yimuphi umyalo osetshenziswa ukuphinda umyalo wokugcina we-Unix?
Akukho ukucushwa okudingekayo! Ungasebenzisa i-CTRL+O izikhathi eziningi ofuna ukuqhubeka nokwenza kabusha imiyalo yokugcina. Indlela yesi-6 - Ukusebenzisa 'fc' cm: Lena enye indlela yokuphinda umyalo wokugcina okhishiwe.
Yimuphi umyalo osebenzisa ikhodi ngokuphindaphindiwe?
ukubukela isebenzisa umyalo ngokuphindaphindiwe, ibonisa okukhiphayo (isikrini sokuqala esigcwele). Lokhu kukuvumela ukuthi ubuke okukhiphayo kohlelo ngokuhamba kwesikhathi. Ngokuzenzakalelayo, uhlelo luqhutshwa njalo ngemizuzwana emi-2; sebenzisa -n noma -ikhefu ukuze ucacise isikhawu esihlukile.
Yenzani i-Time Command ku-Linux?
Umyalo wesikhathi uthi esetshenziselwa ukunquma ukuthi umyalo onikeziwe uthatha isikhathi esingakanani ukusebenza. Kuwusizo ukuhlola ukusebenza kwezikripthi zakho nemiyalo.
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Ukusebenzisa i-Linux Time Command
- okwangempela noma okuphelele noma okudlulile (isikhathi sewashi yasodongeni) isikhathi kusukela ekuqaleni kuye ekupheleni kocingo. …
- umsebenzisi - inani lesikhathi se-CPU esichithwe kumodi yomsebenzisi.
Usisebenzisa kanjani iskripthi ngezikhathi ezithile ku-Linux?
Uma ufuna ukwenza umyalo ngezikhathi ezithile, kunezindlela ezi-3:
- usebenzisa umyalo we-crontab ex. * * * * * umyalo (gijima yonke imizuzu)
- usebenzisa iluphu efana : kuyilapho kuyiqiniso; yenza ./my_script.sh; ukulala 60; kwenziwe (akuqondile)
- usebenzisa i-systemd timer.