Command Line Shortcuts History | Linux command History Trick

Normally in Linux you can recall command by using up and down arrow key using history command you can recall the command from the history list
!! repeat the last command
!char repeats the last command that started with char
!num repeats a command nth history list command
And you can check the command list in history by thorough type
#history
By through these history tricks you can finish work quickly.

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