Linux/Hostname
From charlesreid1
To change the hostname of a Linux system:
$ hostname newname
Pretty simple.
Note that this information should also be updated in /etc/hostnames
. (I think.)
Once you run the above command, log out and log back in for it to take effect.
Also see: https://github.com/charlesreid1/dotfiles/blob/master/set_machine_name.sh