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
join
Synopsis
join [options] file1 file2
Description
Join lines of two sorted files by matching on a common field. If either file1 or file2 is -, read from standard input.
Options
- -a filenum
Print a line for each unpairable line in file filenum, in addition to the normal output.
- -e string
Replace missing input fields with string.
- -i, --ignore-case
Ignore case differences when comparing keys.
- -1 fieldnum1
Join field in file1 is fieldnum1. Default is the first field.
- -2 fieldnum2
Join field in file2 is fieldnum2. Default is the first field.
- -o fieldlist
Order the output fields according to fieldlist, where each entry in the list is in the form filenum.fieldnum. Entries are separated by commas or blanks.
- -t char
Specifies the field-separator character (default is whitespace ).
- -v filenum
Print only unpairable lines from file filenum.
- --help
Print help message and then exit.
- --version
Print the version number and then exit.
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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.