username
useradd -m -s /bin/bash x’x’x
The newly created user group to join super powers
usermod -a -G sudo xxx
Set a password for new users
Note that there will be no time to lose the password characters appear, do not think the keyboard is broken, you can enter normal
passwd xxx
Switch to the new user-created
su - xxx
Update
sudo apt-get update
sudo apt-get upgrade
installation
sudo apt-get install xxx
vim command
vim filename (/ ... / ... / file name)
esc command mode
: wq to save and exit (requires root privileges)
: q! Exit without saving