Bash command shortcut, Linux common to the command line

Some shortcut keys for the bash command line:

Ctrl +a: Jump to the beginning of the command

Ctrl+e: Jump to the end of the command line

Ctrl+d: Delete key

Ctrl+u: Delete cursor to the beginning of command

CTRL +K: Delete cursor to end of command line

Ctrl+l: Clear Screen

Historical History Command:

-C: Clear all inside commands

-d:history-d 10 Deletes the 10th command in the history command. history-d 10 20 Delete a total of 20 commands for the tenth command

-W: Save the command to the history file

!n: Execute command History total nth command

!-n: Executes the last nth command in the history command

!! : Execute the command you just executed

!string: The last command in the execution history that starts with a string

!$: Referencing the last parameter of the previous command

Alias command

Alias can implement a shorter name to define shell commands.

Basic usage of alias: alias aliases = ' Command-options '

EXAMPLE:WL equivalent to Wc-l

Definition: Alias wl= ' Wc-l '

If you use this command all the time, you can place it in a. bashrc file, in the source ~/.BASHRC.

Bash command shortcut, Linux common to the command line