The grep command is a handy, reliable tool for searching for files or information. This tutorial illustrates 10 ways to take advantage of its power and flexibility.

The grep this that command will display every line in a file named “that” containing the string “this”. Add the -w option and it will only show those lines to you when they contain “this ...

Grep and diff are command line-based text analysis tools available in all Linux and Unix distributions. Both are designed to parse documents on a line-by-line basis.

I want to know how to search for a file with grep in Unix. I am sure it is the same with Linux. If you guys could post some text of script and show me how to do it real quick I would appreciate it ...

Taking grep to the next level with regular expressions The real power of the grep command can be unlocked by using regular expression (regex) syntax, a simple language for describing the ...