Ho etsa sena, tobetsa Esc, thaepa nomoro ea mohala, ebe o tobetsa Shift-g. Haeba u tobetsa Esc ebe Shift-g ntle le ho bolela nomoro ea mohala, e tla u isa moleng oa ho qetela faeleng.
Ke ea joang moleng o itseng oa faele ho Linux?
Ngola bash script ho hatisa mola o itseng ho tsoa faeleng
- awk : $>awk '{ha(NR==LINE_NUMBER) hatisa $0}' file.txt.
- sed : $>sed -n LINE_NUMBERp file.txt.
- hlooho : $>hlooho -n LINE_NUMBER file.txt | mohatla -n + LINE_NUMBER Mona LINE_NUMBER ke, nomoro ea mohala eo u batlang ho e hatisa ke efe. Mehlala: Hatisa mola ho tsoa faeleng e le 'ngoe.
U ea joang moleng o khethehileng?
Bakeng sa Notepad ++ , Ho lifensetere, sebelisa Ctrl+g ho ya moleng o itseng.
U ea joang moleng o ikhethileng ka tlase?
Ho ea qetellong, tobetsa litlhaku tse kholo G. Ho ea moleng o itseng, kenya nomoro pele o tobetsa dikonopo tsa g kapa G.
Ke grep joang nomoro e itseng ea mohala ho Unix?
Khetho ea -n (kapa -line-number). e bolella grep ho bonts'a nomoro ea mela e nang le khoele e ts'oanang le paterone. Ha khetho ena e sebelisoa, grep e hatisa lipapali ho sephetho se tloaelehileng se kentsoeng ka nomoro ea mohala. Sephetho se ka tlase se re bontša hore lipapali li fumaneha meleng ea 10423 le 10424.
Ke bonts'a mela e 10 ea pele ea faele ho Linux joang?
Ngola taelo e latelang ea hlooho ho hlahisa mela e 10 ea pele ea faele e bitsoang "bar.txt":
- hlooho -10 bar.txt.
- hlooho -20 bar.txt.
- sed -n 1,10p /etc/group.
- sed -n 1,20p /etc/group.
- awk 'FNR <= 10' /etc/passwd.
- awk 'FNR <= 20' /etc/passwd.
- perl -ne'1..10 le ho hatisa' /etc/passwd.
- perl -ne'1..20 le ho hatisa' /etc/passwd.
U bala mola oa nth joang ho Unix?
Ka tlase ke mekhoa e meraro e metle ea ho fumana mohala oa nth oa faele ho Linux.
- hlooho/ mohatla. Ho sebelisa feela motsoako oa litaelo tsa hlooho le mohatla mohlomong ke mokhoa o bonolo ka ho fetisisa. …
- sed. Ho na le mekhoa e 'meli e metle ea ho etsa sena ka sed. …
- awk. awk e na le NR e hahiloeng ka har'a mefuta e fapaneng e bolokang tlaleho ea linomoro tsa mela / melapo.
Ke taelo efe e thusang ho tlola mela?
Word e u lumella ho tsamaisa ntlha ea ho kenya nomorong efe kapa efe ea mohala tokomaneng ea hau ka ho sebelisa taelo ea Go To. Sena se ka thusa haholo, haholo haeba o na le linomoro tsa mela tokomaneng ea hau. Ho nka monyetla oa bokhoni bona ba ho tlolela nomorong e itseng ea mohala, latela mehato ena: Tlanya F5.
Ke bontša linomoro tsa mela joang ho vi?
Mokhoa oa ho bonts'a mela ho vi kapa vim text editor
- Tobetsa konopo ea ESC.
- Mofuta: (colon)
- Etsa taelo e latelang ho bontša mela ho vi/vim: set number.
- Joale o ka bona linomoro tsa mohala ka lehlakoreng le letšehali la skrine ea mohlophisi oa mongolo oa vi/vim.
Taelo ea ho hlahisa lethathamo la lifaele ke efe?
Bona mehlala e latelang:
- Ho thathamisa lifaele tsohle bukeng ea hajoale, ngola tse latelang: ls -a Sena se thathamisa lifaele tsohle, ho kenyeletsoa. letheba (.)…
- Ho hlahisa lintlha tse felletseng, ngola tse latelang: ls -l chap1 .profile. …
- Ho bonts'a lintlha tse felletseng mabapi le bukana, ngola tse latelang: ls -d -l .
U bala faele joang ho Linux?
Tse latelang ke mekhoa e meng ea bohlokoa ea ho bula faele ho tsoa ho terminal:
- Bula faele u sebelisa taelo ea katse.
- Bula faele u sebelisa taelo e fokolang.
- Bula faele ka ho sebelisa taelo e eketsehileng.
- Bula faele ka taelo ea nl.
- Bula faele u sebelisa taelo ea gnome-open.
- Bula faele u sebelisa taelo ea hlooho.
- Bula faele u sebelisa taelo ea mohatla.
Nka batla joang ke sebelisa tse nyane?
Suthela holimo bakeng sa palo e itseng ea mela, ka ho thaepa nomoro e lateloang ke senotlolo sa b. Haeba u batla ho batla mohlala, thaepa pele slash ( / ) e lateloe ke mokhoa oo u batlang ho o batla. Hang ha o otla Enter less e tla batla pele bakeng sa lipapali.