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Posted on 8 years ago by Anthony James Founder/CEOAnthony James Founder/CEO

The grep command allows searching the contents of a file from the command line. It's a very useful tool to find a particular line in, say, a log file or a conf file. And because it's a command line program, you can combine it with other commands in various ways to produce powerful results. In this tutorial, you will learn both the basics and some more advanced applications of grep.