February 2004
Beginner
200 pages
5h 40m
English
logname | Print your login name |
whoami | Print your current, effective username |
id | Print the user ID and group membership of a user |
who | List logged-in users, long output |
users | List logged-in users, short output |
finger | Print information about users |
last | Determine when someone last logged in |
printenv | Print your environment |
Who are you? Only the system knows for sure. This grab-bag of programs tells you all about users: their names, login times, and properties of their environment.