E fa'afefea ona ou grep le faila fou?
Faʻafefea ona galue:
- saili /var/log/folder -type f -printf '%T@ %p' E su'e faila ma lolomi le taimi o suiga (sekona) soso'o ai ma se avanoa ma o latou igoa soso'o ma se uiga nul.
- fa'avasega -rz. Ole fa'avasegaina lea ole fa'amaumauga tu'ufua.
- sed -Ezn '1s/[^ ]* //p' …
- xargs –null grep manoa.
E fa'afefea ona ou maua le faila fou ile Unix?
Maua se faila lata mai i se lisi i luga o Linux
- matamata -n1 'ls -Art | siʻusiʻu -n 1' - faʻaalia faila mulimuli - user285594 Jul 5 '12 i le 19:52.
- O le tele o tali iinei e vaʻavaʻai ai le gaioiga o le ls pe faʻaaoga saili e aunoa ma le -print0 lea e faʻafitauli mo le faʻaogaina o igoa faila faila.
E faʻafefea ona ou mauaina faila lata mai i Linux?
I le faʻaaogaina o le ls poloaiga, e mafai ona e lisiina faila o aso nei i lau pusa fale e pei ona taua i lalo, pe a:
- -a – lisi uma faila e aofia ai faila natia.
- -l – fa'ataga le fa'asologa o lisi umi.
- –time-style=FORMAT – fa'aalia le taimi i le FORMAT fa'amaonia.
- +%D – fa'aali/fa'aoga aso ile %m/%d/%y fa'atulagaina.
E fa'afefea ona ou maua faila fou i totonu o se fa'atonuga?
maua . –type f -exec stat –c ‘%Y %n’ * : prints the last modification’s time followed by the file’s path for each file in the current directory hierarchy; sort -nr : sorts in an inverse numerical order; awk ‘NR==1,NR==3 {print $2}’ : prints the second field of the first, second and third line.
E fa'afefea ona ou maua le 10 faila mulimuli i UNIX?
O le felagolagomai lea o le pule a le ulu. O le poloaiga si'usi'u, e pei ona ta'u mai e le igoa, lolomi le numera N mulimuli o fa'amaumauga o le mea na tu'uina atu. E le mafai ona lolomi laina mulimuli e 10 o faila faʻamaonia. Afai e sili atu ma le tasi le igoa faila e tu'uina atu fa'amaumauga mai faila ta'itasi e muamua i lona igoa faila.
E faʻafefea ona ou faʻaogaina le sailiga i Linux?
O le poloaiga saili o le fa'aaoga e su'e ma su'e le lisi o faila ma fa'atonuga e fa'atatau i tulaga e te fa'amaoti mo faila e fetaui ma finauga. saili le poloaiga e mafai ona faʻaaogaina i tulaga eseese e pei e mafai ona e mauaina faila e ala i faʻatagaga, tagata faʻaoga, vaega, ituaiga faila, aso, lapopoa, ma isi tulaga talafeagai.
E fa'afefea ona ou kopiina le faila fou ile Unix?
tamoe ls -t /path/to/source | ulu -1 o le a toe faʻafoʻi le faila fou i le lisi / ala / i / puna o le cp "$(ls -t /path/to/source | ulu -1)" /path/to/target o le a kopiina le faila fou mai le punavai i le taulaiga. O upusii o loʻo faʻataʻamilo i le faʻamatalaga e manaʻomia ina ia faʻatautaia ai igoa faila o loʻo iai avanoa.
E fa'afefea ona ou maua se faailoga taimi?
Ou te fautua atu e te faia:
- Oomi CTRL + ALT + T .
- Faʻatonu le poloaiga (-E mo le faʻalauteleina o le regex): sudo grep -E '2019-03-19T09: 3 [6-9]'
Ole a le Newermt ile Unix?
newermt '2016-01-19' ole a avatu ia te oe faila uma e sili atu nai lo le aso faʻamaonia ma ! o le a le aofia uma faila e fou atu nai lo le aso faʻamaonia. O lea la o le poloaiga o loʻo i luga o le a tuʻuina atu ai se lisi o faila na suia ile 2016-01-18.
E faapefea ona ou lisiina faila ananafi i UNIX?
E mafai ona e fa'aogaina le fa'atonuga e su'e ai faila uma ua uma ona suia pe a mae'a se numera o aso. Manatua o le suʻeina o faila na suia i luma ole 24 itula talu ai, e tatau ona e faʻaogaina -mtime +1 nai lo le -mtime -1 . Ole mea lea ole a maua uma faila ua suia pe a uma se aso patino.
E faʻafefea ona ou grep se faila i Linux?
Faʻafefea ona faʻaogaina le grep command i Linux
- Grep Command Syntax: grep [filifiliga] PATTERN [FILE…] ...
- Fa'ata'ita'iga o le fa'aogaina o le 'grep'
- grep foo /file/igoa. …
- grep -i "foo" / faila / igoa. …
- grep 'sese 123' / faila / igoa. …
- grep -r "192.168.1.5" /etc/ ...
- grep -w "foo" / faila / igoa. …
- egrep -w 'word1|word2' /file/igoa.
E faʻafefea ona ou lisiina faila i Linux?
Va'ai i fa'ata'ita'iga nei:
- Ina ia lisi uma faila i le lisi o loʻo i ai nei, faʻapipiʻi mea nei: ls -a O loʻo lisiina uma faila, e aofia ai. togi (.) …
- Ina ia fa'aalia fa'amatalaga au'ili'ili, ta'i mea nei: ls -l chap1 .profile. …
- Ina ia faʻaalia faʻamatalaga auiliili e uiga i se lisi, faʻaoga mea nei: ls -d -l .
E fa'afefea ona ou maua faila tuai ile UNIX?
The %p indicts the file name. The sort command sorted input and passed it to head to display the oldest file on my GNU/Linux system. The sort command sorted input and passed it to head to display the oldest file on my GNU/Linux system.
Which command enables you to show all files in the current directory so that the newest files are listed last?
Explanation : The option -a shows hidden files, -l gives a long listing, -t sorts on modification time which by default shows newest files first, and -r reverts the sorting so that newest files are shown last.