The everlastingly useful grep command can change its character with the flip of a switch to help you find things. The grep command – likely one of the first ten commands that every Unix user comes to ...

The grep command can search for and list Linux files based on strings you are looking for and add the context of surrounding text. The grep command can help you find Linux files containing the string ...

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. From the tutorial: Windows search ...

grep is a command-line utility for searching plain-text data sets for lines that match a regular expression. Created in the early days of Unix, it has become a cornerstone of text processing in Linux ...

Carrying over from yesterday’s examination of the Ubuntu command line, today’s installment of 30 Days With Ubuntu Linux is dedicated to ‘man’ and ‘grep’. These commands wield significant power, and ...

If you've been a Linix/UNIX user for a long time you surely know what RTFM means (Read The *bleep* Manual). I'd like to offer up a new, related acronym, RRTFM, for Re-Read The *bleep* Manual. My first ...

Linux commands often have long lists of options they support, many of which are single-letter mnemonics. These can be tricky to learn and remember, but their redeeming feature is their reusability: ...

This morning, I received a message from a friend who was reading a hack log, and she had some questions about the commands used. This got me thinking, as Linux has a ton of commands and some can be ...