Lost sudo privileges
3716
How do I add myself back as a sudo user?
136771
Why is sudoers NOPASSWD option not working?
71830
How to fix "sudo: unable to open ... Read-only file system"?
88789
Why is sudo not installed by default in Debian?
14589
Execute sudo without Password?
36582
How to run an application using sudo without a password?
150209
"sudo pip" differs from normal "pip"
111511
How to make /sbin/shutdown, /sbin/reboot etc. require sudo again in 16.04?
69
Aliases not available when using sudo
44231
Remove sudo privileges from a user (without deleting the user)
41384
Some programs not found when used with sudo
95130
Why running command as sudo returns command not found?
33039
How to gain sudo access after powerwashing (factory resetting) my computer?
16283
How to make `sudo` preserve $PATH?
86511
How do Ubuntu and Debian manage $HOME for users with sudo privileges?
16597
No password prompt at sudo command
42702
Can not change permissions while root