Linux alias
alias can be used to create custom commands. To see all alias on your computer, you can run command
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alias |
Here are some of the avlias defined on my computer
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alias ipy='/home/boby/venv/bin/ipython' alias venv='source ~/venv/bin/activate' |
First alias allow me to type ipy instead of typing the actual command /home/boby/venv/bin/ipython, which is larger and difficult to type.
Second command allow to to ssh to a server just by typing “ok” in command prompt.
To add alias, you need to edit
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vi ~/.bashrc |
and add alias commands you need in the file. Here is what i have on a server
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root@ok:~# cat .bashrc # ~/.bashrc: executed by bash(1) for non-login shells. # Note: PS1 and umask are already set in /etc/profile. You should not # need this unless you want different defaults for root. # PS1='${debian_chroot:+($debian_chroot)}\h:\w\$ ' # umask 022 # You may uncomment the following lines if you want `ls' to be colorized: # export LS_OPTIONS='--color=auto' # eval "`dircolors`" # alias ls='ls $LS_OPTIONS' # alias ll='ls $LS_OPTIONS -l' # alias l='ls $LS_OPTIONS -lA' # # Some more alias to avoid making mistakes: # alias rm='rm -i' # alias cp='cp -i' # alias mv='mv -i' alias ll='ls -la --color' alias rm='rm -i' alias grep='grep --color=auto' export HISTTIMEFORMAT="%d/%m/%y %T " root@ok:~# |