ctrl+alt+del combinație pentru task manager.... copy paste in terminal
xfconf-query -c xfce4-keyboard-shortcuts -n -p "/commands/custom/<Primary><Alt>Delete" -t string -s "xfce4-taskmanager"
ctrl+alt+r combinație pentru refresh... copy paste in terminal
xfconf-query -c xfce4-keyboard-shortcuts -n -p "/commands/custom/<Primary><Alt>r" -t string -s "xfwm4 --replace"
