Nzira iri nyore yekuverenga nhamba yemitsara, mazwi, uye mavara mune zvinyorwa faira ndeye kushandisa iyo Linux command "wc" mune terminal. Murairo wekuti "wc" unoreva "kuverenga mazwi" uye neakasiyana maparameter akasarudzika munhu anogona kuishandisa kuverenga nhamba yemitsara, mazwi, uye mavara mufaira remavara.
Iwe unoverenga sei nhamba yemashoko muUnix faira?
Iyo wc (izwi kuverenga) kuraira muUnix/Linux masisitimu anoshanda anoshandiswa kutsvaga nhamba yenewline kuverenga, kuverenga kwemazwi, byte uye mavara kuverenga mumafaira anotsanangurwa nenharo dzefaira. Iyo syntax yewc command sezvakaratidzwa pazasi.
Ndinoverenga sei nhamba yemitsara mufaira muLinux?
Maitiro ekuverenga mitsara mufaira muUNIX / Linux
- Iyo "wc -l" yekuraira kana ichimhanya pane iyi faira, inoburitsa mutsara kuverenga pamwe chete nefaira rezita. $ wc -l file01.txt 5 file01.txt.
- Kuti usiye zita refaira kubva pamhedzisiro, shandisa: $ wc -l <file01.txt 5.
- Iwe unogona kugara uchipa yekuraira kuburitsa kune wc command uchishandisa pombi. Semuyenzaniso:
Ndeupi murairo unoshandiswa kuona mafaira?
Iwo 'faira' rairo rinoshandiswa kuona mhando dzefaira. Uyu murairo unoedza nharo imwe neimwe uye inoiisa mumapoka. Syntax inoti 'faira [sarudzo] File_name'.
Ndeupi murairo uchawana faira pasina kuratidza mvumo yakarambwa mameseji?
Tsvaga faira usina kuratidza "Mvumo Yarambwa" meseji
Kana wawana waedza kutsvaga dhairekitori kana faira rausina mvumo yekuverenga meseji "Mvumo Yarambwa" ichaburitswa pachiratidziri. The 2>/dev/null sarudzo inotumira mameseji aya ku/dev/null kuitira kuti mafaera anowanikwa aonekwe zviri nyore.
Chii chinoita cp command inoita muLinux?
Iyo Linux cp command inoshandiswa yekukopa mafaera nemadhairekitori kune imwe nzvimbo. Kukopa faira, tsanangura "cp" inoteverwa nezita refaira rekukopa.
Chii chinonzi touch command chinoita muLinux?
Murairo wekubata murairo wakajairwa unoshandiswa muUNIX/Linux system yekushandisa inova inoshandiswa kugadzira, kushandura uye kugadzirisa timestamps yefaira. Chaizvoizvo, kune mirairo miviri yakasiyana yekugadzira faira muLinux system iyo inotevera: katsi command: Inoshandiswa kugadzira iyo faira ine zvirimo.
Ini ndinonyora sei mafaera muLinux?
Nzira iri nyore yekunyora mafaera nemazita ndeye kungoanyora uchishandisa ls command. Kunyora mafaera nemazita (alphanumeric order) ndiko, shure kwezvose, kusarongeka. Iwe unogona kusarudza iyo ls (hapana ruzivo) kana ls -l (yakawanda yeruzivo) kuti uone maonero ako.
Unoverenga sei mazwi mubash?
Shandisa wc -w kuverenga kuwanda kwemazwi. Iwe haudi murairo wekunze sewc nekuti unogona kuzviita mune yakachena bash iyo inoshanda zvakanyanya.