useradd/usermod not accepting -c
139015
How to change file ownership when chown says "invalid user: ‘–R'"?
66222
'sudo' not working after changing the permissions of '/usr' directory
15255
How can I add a new user as sudoer using the command line?
50125
How to set Cmnd_Alias properly?
141712
Fixing /etc/sudoers file
4933
Privileges link AWOL?
69
Aliases not available when using sudo
40203
How can I create an administrator user from the command line?
110154
Why doesn't `sudo cd /var/named` work?
103377
How to create a user with root privileges in bash?
95202
How to modify user messages without hacking core user module?
45541
How to fix sudo after "chmod -R 777 /usr/bin"?
56480
sudo: /var/lib/sudo writable by non-owner (040777), should be mode 0700
7317
how to: Please sudo, do _not_ setup any environment, especially $SUDO_USER?
119745
How to add user to a group from Mac OS X command line?
48049
'chmod u+x' versus 'chmod +x'
66488
How can I fix the Permission error when I call session_start()?