June 2000
Beginner
704 pages
14h 55m
English
Content preview from Practical LinuxBecome 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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Searching Text Files
Linux also comes with a number of programs that you can use to search files. Some of these commands use regular expressions (introduced in Chapter 2, "Entering Commands"), while others, such as the strings command, offer limited search capabilities.
Using the grep Command
The grep command is part of a family of commands: grep, fgrep, and egrep. These commands are closely related, but have different capabilities in the type of expressions or wildcards that can be used on the command line. For example, to look for any occurrence of the word hacker in the file cathedral-bazaar.txt:
$ grep -n hacker cathedral-bazaar.txt 278: happy extreme, is that a lot of users are hackers too. Because source 279: code is available, they can ...
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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.
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