How do I read a specific line in Unix?
Ngati muli kale mu vi, mutha kugwiritsa ntchito lamulo la goto. Kuti muchite izi, dinani Esc, lembani nambala ya mzere, ndiyeno dinani Shift-g . Mukasindikiza Esc ndiyeno Shift-g osatchula nambala ya mzere, zidzakutengerani pamzere womaliza mufayiloyo.
How do I read a specific line in a file in Linux?
Momwe Mungawonetsere Mizere Yachindunji ya Fayilo mu Linux Command Line
- Onetsani mizere yeniyeni pogwiritsa ntchito malamulo amutu ndi mchira. Sindikizani mzere umodzi wokhazikika. Sindikizani mizere yeniyeni.
- Gwiritsani ntchito SED kuti muwonetse mizere yeniyeni.
- Gwiritsani ntchito AWK kusindikiza mizere yeniyeni kuchokera pafayilo.
How do you go to a specific line in a file?
How to go to a particular line in a file. When you press [Esc] key and then [Shift-g] without specifying a line number, vim will take you to the last line in the file.
Kodi ndimasaka bwanji mzere wina mu Linux?
Kuti muchite izi, pitani ku Sinthani -> Zokonda ndikuyika bokosilo zomwe zimati "Zowonetsa manambala amizere." Mukhozanso kulumphira ku nambala ya mzere pogwiritsa ntchito Ctrl + I .
Mumawonetsa bwanji mzere wa nth ku Unix?
Pansipa pali njira zitatu zabwino zopezera mzere wa nth wa fayilo mu Linux.
- mutu/mchira. Kungogwiritsa ntchito kuphatikiza malamulo amutu ndi mchira mwina ndiyo njira yosavuta. …
- sed. Pali njira zingapo zabwino zochitira izi ndi sed. …
- ayi. awk ili ndi NR yosinthika yomwe imasunga manambala amizere yamafayilo/mitsinje.
Kodi mumayika bwanji mzere wina?
Njira ya -n (kapena -line-number). amauza grep kuti awonetse nambala ya mzere wa mizere yomwe ili ndi zingwe zomwe zimagwirizana ndi pateni. Njira iyi ikagwiritsidwa ntchito, grep imasindikiza machesi kuti atulutsidwe wokhazikika ndi nambala ya mzere. Zomwe zili pansipa zikutiwonetsa kuti machesi amapezeka pamizere 10423 ndi 10424.
Kodi ndimawona bwanji mizere 10 yomaliza mu Linux?
mutu -15 /etc/passwd
Kuti muwone mizere yomaliza ya fayilo, gwiritsani ntchito tail command. mchira umagwira ntchito mofanana ndi mutu: lembani mchira ndi dzina la fayilo kuti muwone mizere 10 yotsiriza ya fayiloyo, kapena lembani mchira -number filename kuti muwone mizere yomaliza ya fayilo.
Kodi ndimapita bwanji pamzere wachiwiri ku Linux?
3 Mayankho. mchira umasonyeza mzere womaliza wa kutulutsa mutu ndipo mzere womaliza wa mutuwo ndi mzere wachiwiri wa fayilo. PS: Ponena za "chavuta ndi chiyani ndi 'mutu | mchira' wanga" lamulo - shelltel ali lolondola.
Kodi kugwiritsa ntchito awk mu Linux ndi chiyani?
Awk ndi chida chomwe chimathandizira wopanga mapulogalamu kuti alembe mapulogalamu ang'onoang'ono koma ogwira mtima ngati mawu omwe amatanthauzira zolemba zomwe ziyenera kufufuzidwa pamzere uliwonse wa chikalata ndi zomwe zikuyenera kuchitika pomwe machesi apezeka mkati mwa mzere. Awk amagwiritsidwa ntchito kwambiri chitsanzo kupanga sikani ndi processing.
Kodi ndimakopera bwanji ndikuyika mzere mu Vim?
Momwe mungakopere ndikumata mzere mu Vim?
- Onetsetsani kuti muli mumkhalidwe wabwinobwino. Dinani Esc kuti mutsimikizire. Kenako koperani mzere wonsewo ndikukanikiza yy (zambiri :help yy ). …
- Matani mzerewu pokanikiza p. Izi zidzayika mzere wa yanked pansi pa cholozera (pa mzere wotsatira).