Edit

H

Some Settings

  • export HISTSIZE=1000

  • export HISTFILESIZE=2000

  • export HISTCONTROL=ignoredups: ignore duplicate

  • export HISTIGNORE=”&:ls:[bf]g:exit:history”

  • export HISTTIMEFORMAT=’%F %T ‘

    • %F: Year-Month-Day

    • %T: Time in 24h format

    • More info: man strftime

Clear history in bash:

  • history -c: clear all history

  • history -d : delete specific entry

Clear history in zsh:

  • As history -c and -d doesn’t work in zsh, edit ~/.zsh_history and kill current shell without saving history

Call history command:

  • !: run command with number

  • !!: run last command

  • !: search backward for command that has that part, press to complete command or just enter to run first command found

  • !:p: to print, not run

  • Ctrl_R: Search for command

  • !$: reuse previous last argument of old command with

  • !^: reuse previous first argument of old command with

  • !*: reuse all previous arguments of old command with

  • !:: search for , reuse its argument number (start from 0) and run with

  • ^^: replace/modify text from last command, then run

Reference

  • https://www.howtogeek.com/howto/44997/how-to-use-bash-history-to-improve-your-command-line-productivity/

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