Useful commands to use in LXTerminal window.
ls = List
cd **** = Change directory
mkdir **** = Make directory
rmdir **** = Remove directory
rm ****.*** = Remove file
cp ****.*** ****.*** = Copy file 1 to 2
nano ****.*** = Create new text file
Sudo python ****.** = Run python .py program as Super user
sudo shutdown -h now = Shutdown and halt Pi
Slab of pi 