Using Bash History More Efficiently

If you’ve used bash for a while you probably know that the commands you enter are saved in the file ~/.bash_history when you log out. Next time you log in, bash automatically loads these history commands from the saved file and you can then use the up and down arrow keys to browse your command history and find the command you want rather than re-entering it.

However, there are more effective ways to use bash’s history: you can use Ctrl+R (Control key held down at the same time as the R key).

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