Not only shutdown, you can also restart your computer from the terminal, there are sevaral command that you can use to restart your xubuntu from command line.
Using 'reboot' command
The 'reboot' command is the most common way to restart your computer, people use it all the time.
Using 'shutdown -r' command
The 'shutdown' command can also be use to restart computer, simply add -r parameter and you are good to go.
The 'reboot' command is the most common way to restart your computer, people use it all the time.
sudo reboot
Using 'shutdown -r' command
The 'shutdown' command can also be use to restart computer, simply add -r parameter and you are good to go.
sudo shutdown -r
Using 'init' command
The 'init' command can also be use to restart your computer, simply add the number 6, like this:
sudo init 6