Linux कमांड रेफरेंस

File/Directory

lsList directory contentsls -la

cdChange directorycd /var/www

pwdPrint current directorypwd

mkdirCreate a directorymkdir -p dir/sub

rmRemove file/directoryrm -rf dir/

cpCopy filescp -r src/ dest/

mvMove/rename filesmv old.txt new.txt

findFind filesfind . -name "*.ts"

chmodChange file permissionschmod 755 script.sh

chownChange file ownerchown user:group file

Text Processing

catPrint file contentscat file.txt

grepSearch for a patterngrep -r "TODO" src/

sedStream editorsed 's/old/new/g' file

awkPattern processingawk '{print $1}' file

headBeginning of a filehead -20 file.txt

tailEnd of a filetail -f log.txt

wcLine/word/byte countwc -l file.txt

sortSortsort -u file.txt

System

psList processesps aux

topReal-time processestop -c

killTerminate a processkill -9 PID

dfDisk usagedf -h

duDirectory sizedu -sh *

freeMemory usagefree -h

unameSystem informationuname -a

Network

curlURL requestcurl -X GET https://api.example.com

wgetDownload a filewget https://example.com/file.zip

pingCheck host responseping google.com

sshRemote accessssh user@host

scpCopy files remotelyscp file.txt user@host:~/

netstatNetwork statusnetstat -tlnp

Compression

tarArchivetar -czf file.tar.gz dir/

zipZIP compressionzip -r file.zip dir/

unzipZIP extractionunzip file.zip

gzipGzip compressiongzip file.txt

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