User management
useradd usermod userdel
View the added user information
useradd mini -g hehe group at the same time creating a user specified belongs
At this point the user's password is encrypted placed on the / etc / shadow, you should use the passwd username password in order to use (in the allocation of our super administrator account can force users to set a password)
By default it belongs to its name among the group of the same name
In the case of the home directory is not specified home directory and its namesake at home
userdel he this time delete the associated directory home directory still exists userdel he -r delete users at the same time
How to force delete a user account in which the user uses linux
Management User Group
groupadd ..
groupadd webcyh
It can open / etc / group view
Modify User Group Name