Now you can just type ‘clr’ to clear out your terminal.
So it is that easy to command your Ubuntu:)
To create more complex aliases where multiple commands needs to be run we need to add it like:
alias restart-apache="sudo services apache2 restart; sudo services mysql restart"
Now we an just use restart-apache to run the commands.
These aliases comes is very handy when you want to run commands in your terminal in a tight situation when every seconds counts