Make aliases permanent (bash syntax)
The alias c remains in effect only during the current login session. Once you logs out or reboot the system the alias c will be gone. To avoid this problem, add alias to your ~/.bashrc file, enter:
The alias c for the current user can be made permanent by entering the following line:
Save and close the file. System-wide aliases (i.e. aliases for all users) can be put in the /etc/bashrc file. Please note that the alias command is built into a various shells including ksh, tcsh/csh, ash, bash and others.
A note about privileged access
You can add code as follows in ~/.bashrc:
# if user is not root, pass all commands via sudo # if [ $UID -ne 0 ]; then alias reboot='sudo reboot' alias update='sudo apt-get upgrade' fi ---
A good use of alias to write less parameter and also to hide passwords e.g.:
alias sql='sqlplus apps/apps'