System control

Lock screen

$ dbus-send --type=method_call --dest=org.freedesktop.ScreenSaver /ScreenSaver org.freedesktop.ScreenSaver.Lock
copy

Unlock screen

$ dbus-send --type=method_call --dest=org.freedesktop.ScreenSaver /ScreenSaver org.freedesktop.ScreenSaver.SetActive boolean:false
copy

Reboot the system

$ shutdown -r
copy

Shutdown the system

$ shutdown -h now
copy
$ reboot -p
copy

Shutdown the system at specific time

$ shutdown -h 18:45 "Server is going down for maintenance"
copy

Stop bluetooth service

$ service bluetooth stop
copy

Start bluetooth service

$ service bluetooth start
copy

Stop wifi service

$ nmcli nm wifi off
copy

Start wifi service

$ nmcli nm wifi on
copy

Turn off monitor

$ xset dpms force off
copy
Copied to clipboard
free 100$ digital ocean credit