commandlinefu.com is the place to record those command-line gems that you return to again and again.
You can sign-in using OpenID credentials, or register a traditional username and password.
Subscribe to the feed for:
Detect duplicate UID in you /etc/passwd (or GID in /etc/group file).
Duplicate UID is often forbidden for it can be a security breach.
There are 2 alternatives - vote for the best!
You can use only awk
If you can do better, submit your command here.
You must be signed in to comment.