June 2004
Intermediate to advanced
1056 pages
39h 58m
English
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Name
checkgid
Synopsis
checkgid group_name...Checks for the existence of the specified groups. If all groups
exist, the return value is 0, and nothing is printed. If any groups
don’t exist, the return value is 255, and the
following is printed to standard error for each nonexistent
group_name:
checkgid: group 'group_name' not found
checkgid should be run with superuser privileges.
This tool is part of the Apache distribution.
Options
-
group_name Take a list of group names as arguments. It should also be able to take numeric GIDs as
#groupID, butcheckgidalways returns successful for arguments of that form.
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.