to change hostname from the standard ‚raspberrypi‘ to something else eg ‚pincopallino‘
sudo nano /etc/hosts
change 127.0.1.1 name from raspberrypi to pincopallino
sudo nano /etc/hostname
change from raspberrypi to pincopallino
sudo /etc/init.d/hostname.sh
sudo reboot
überprüfen mit
$ hostname
if you additionally want to change the password of your user ‚pi‘ do
sudo passwd pi