August 2000
Intermediate to advanced
816 pages
29h 45m
English
book
Linux in a Nutshell, Third Edition
by Ellen Siever, Stephen Spainhour, Jessica P. Hekman, Stephen Figgins
Content preview from Linux in a Nutshell, Third EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Name
chfn
Synopsis
chfn [options] [username]
Description
Change the information that is stored in /etc/passwd and displayed when a user is fingered. Without options, chfn enters interactive mode and prompts for changes. To make a field blank, enter the keyword none. Only a privileged user can change information for another user. For regular users, chfn prompts for the user’s password before making the change.
Options
- -f, --full-name
Specify new full name.
- -h, --home-phone
Specify new home phone number.
- -o, --office
Specify new office number.
- -p, --office-phone
Specify new office phone number.
- -u, --help
Print help message and then exit.
- -v, --version
Print version information and then exit.
Example
chfn -f "Ellen Siever" ellenBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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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.