ILUG-D June 2023

ilugd@lists.linuxdelhi.org

3 participants
32 discussions

1D1C - xargs
by Dhanasekar 02 Jun '23

02 Jun '23

xargs - build and execute command lines from standard input To combine xargs with find $ find [location] -name "[search-term]" -type f | xargs [command] $ find /home -name *.txt -type f | xargs rm -f To combine xargs with grep $ find . -name '[search-term]' | xargs grep '[string-to-find-in-files]' $ find / -name *.txt | xargs grep 'sample' To read Items From File $ xargs -a [filename] $ xargs -a example.txt To see the commands executed by xargs in standard output $ [command-providing-input] | xargs -t [command] $ echo "folder1 folder2 folder3" | xargs -t mkdir To List All Linux User Accounts on the System $ echo "file.txt" | xargs -p rm To List Number of Lines/Words/Characters in Each File $ ls | xargs wc regards, T.Dhanasekar

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1D1C - write
by Dhanasekar 01 Jun '23

01 Jun '23

write - it creates a communication line between two logged-in users through the terminal syntax $ write <user> <tty name> To write a message to user2 from user1 $ write user2 this is test message ^D To pipe a message to write $ echo "Hello from user1" | write user2 To write a message from file $ cat msg.txt this is test msg $ write user2 < msg.txt To write to specified tty $ write user2 pts/0 regards, T.Dhanasekar

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ILUG-D June 2023