Linux and Unix tutorials for new and seasoned sysadmin
Linux and Unix tutorials for new and seasoned sysadmin
userdel -r vivek
userdel: user vivek is currently used by process 749
How do I fix this problem and delete username vivek on a Debian Linux 9.x server?
How do I find out what groups I belong to under Linux operating systems?
I am a new Linux and Unix system user. How do I find out the user and groups names and numeric IDs of the current user or any users on my server? How can I display and effective IDs on the system using command line options? In Linux, how do I find a user’s UID or GID?
How do I find out the group name under Linux operating systems using bash shell prompt? How do I display group information for the specified USERNAME under Linux?
I like the way Ubuntu Linux works – all people in admin groups should able to run all commands after running it via sudo “command-name”. How do I setup sudo under CentOS or Red Hat Enterprise Linux to allow all members of the ‘admin’ group to run all commands?