funda umyalo ohlelweni lwe-Linux isetshenziswa ukufunda kusichazi sefayela. Ngokuyisisekelo, lo myalo wawufunda inani eliphelele lamabhayithi ukusuka kusichazi sefayela esishiwo ku-buffer. Uma inombolo noma isibalo singuziro lo myalo ungase uthole amaphutha.
Yini efundwa ku-bash?
funda a i-bash eyakhelwe ngaphakathi umyalo ofunda umugqa osuka kokokufaka okujwayelekile (noma ovela kusichazi sefayela) bese uhlukanisa umugqa ube amagama. Igama lokuqala linikezwe igama lokuqala, elesibili igama lesibili, njalonjalo. I-syntax evamile yokufundiwe eyakhelwe ngaphakathi ithatha ifomu elilandelayo: funda [izinketho] [igama...]
Siyini isitatimende esifundwayo ku-Unix?
i-read iwumyalo otholakala ezinhlelweni zokusebenza ezifana ne-Unix ne-Unix njenge-Linux. It ifunda umugqa wokufakwayo ovela kokufaka okujwayelekile noma ifayela eliphasiswe njengengxabano kufulegi layo -u, futhi inikeze okuguquguqukayo. Kumagobolondo e-Unix, njenge-Bash, akhona njengegobolondo elakhelwe emsebenzini, hhayi njengefayela elisebenzisekayo elihlukile.
Iyini inketho kumyalo wokufunda?
Igama lethu lamashumi ayisishiyagalombili nesishiyagalolunye, noma umyalo wokukhumbula ngekhanda ufundwa esigabeni sethu Ukuhamba komsebenzi. ukufunda kukuvumela ukuthi uthathe okokufaka kukhibhodi noma kufayela.
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Izinketho zokufunda ezijwayelekile ze-Linux.
| -izinketho | incazelo |
|---|---|
| -n NUMBER | Khawulela okokufaka kuzinhlamvu ezingu-NUMBER |
| -t IMIZUZWANA | Linda okokufaka SECONDS |
Ngisifunda kanjani iskripthi ku-Linux?
funda umyalo ohlelweni lwe-Linux isetshenziswa ukufunda kusichazi sefayela. Ngokuyisisekelo, lo myalo wawufunda inani eliphelele lamabhayithi ukusuka kusichazi sefayela esishiwo ku-buffer. Uma inombolo noma isibalo singuziro lo myalo ungase uthole amaphutha. Kodwa empumelelweni, ibuyisela inani lamabhayithi afundiwe.
Kungani sisebenzisa i-chmod ku-Linux?
Umyalo we-chmod (omfushane wemodi yoshintsho) uthi esetshenziswa ukuphatha izimvume zokufinyelela kusistimu yefayela kumasistimu afana ne-Unix ne-Unix. Kunezimvume ezintathu eziyisisekelo zesistimu yefayela, noma izindlela, kumafayela nezinkomba: funda (r)
Ngilifunda kanjani ifayela le-Bash?
Ungawufunda Kanjani Ulayini Wefayela Ngomugqa ku-Bash. Ifayela lokufaka ( $input) yigama lefayela odinga ukusetshenziswa ngalo funda umyalo. Umyalo ofundwayo ufunda umugqa wefayela ngomugqa, unikeze umugqa ngamunye ku-$line bash shell variable. Uma yonke imigqa isifundiwe efayeleni i-bash ngenkathi iluphu izoma.
Ngisisebenzisa kanjani iskripthi segobolondo?
Izinyathelo zokubhala nokwenza iskripthi
- Vula ukuphela. Iya enkombeni lapho ufuna ukudala khona umbhalo wakho.
- Dala ifayela nge. sh ukunwetshwa.
- Bhala iskripthi kufayela usebenzisa isihleli.
- Yenza iskripthi sisebenze ngomyalo chmod +x .
- Qalisa iskripthi usebenzisa ./ .
Ngiyisebenzisa kanjani i-Linux?
Imiyalo ye-Linux
- pwd - Uma uqala ukuvula i-terminal, usuke usohlwini lwasekhaya lomsebenzisi wakho. …
- ls - Sebenzisa umyalo othi "ls" ukuze wazi ukuthi yimaphi amafayela kuhla lwemibhalo okulo. …
- cd - Sebenzisa umyalo "cd" ukuya kuhla lwemibhalo. …
- mkdir & rmdir — Sebenzisa umyalo we-mkdir lapho udinga ukwakha ifolda noma uhla lwemibhalo.
Iyini inhloso ku-Unix?
I-Unix iyisistimu yokusebenza. It isekela ukwenza izinto eziningi nokusebenza kwabasebenzisi abaningi. I-Unix isetshenziswa kakhulu kuzo zonke izinhlobo zezinhlelo zekhompiyutha ezifana nedeskithophu, ilaptop, namaseva. Ku-Unix, kune-Graphical interface yomsebenzisi efana namawindi asekela ukuzulazula okulula nendawo esekelayo.
UYINI umyalo we-SET ku-Linux?
Umyalo wesethi ye-Linux ngu esetshenziselwa ukusetha nokumisa amafulegi athile noma izilungiselelo ngaphakathi kwendawo yegobolondo. Lawa mafulegi nezilungiselelo anquma ukuziphatha kweskripthi esichaziwe futhi asize ekwenzeni imisebenzi ngaphandle kokubhekana nanoma iyiphi inkinga.
Ngiyihlukanisa kanjani intambo ku-bash?
Ku-bash, uchungechunge lungaphinda luhlukaniswe ngaphandle kokusebenzisa okuguquguqukayo kwe-$IFS. Umyalo 'we-readarray' nge--d inketho isetshenziselwa ukuhlukanisa idatha yeyunithi yezinhlamvu. I- -d inketho isetshenziswa ukuchaza uhlamvu lwesihlukanisi kumyalo ofana ne-$IFS. Ngaphezu kwalokho, i-bash loop isetshenziselwa ukuphrinta intambo ngendlela ehlukanisiwe.