Now, let's look at five different ways I use regular expressions in Linux. 1. File management (with the help of grep) I've already demonstrated how regular expressions can be used with the grep ...

Thankfully, grep highlights the "match" it finds in the line it returns. That means if you're getting more results than you expect, you'll see why the regex matched more than you expected, because ...

Many utilities make use of regex for searching, transforming, and interacting with text. For example, grep -E [regex], find -regex [regex], or fd [regex]. Using regex means that you can be very ...

Hello all, Have a quick question that I think the powers of Ars can solve. I have an existing linux log parsing script that is working fine but I want to add new functionality to it. Given the ...

Posted in News, Software Development Tagged grep, linux, regex, regular expression, tutorial, unix ← Trick Your (1970) Pickup Truck Cosmic Ray Detection At Starbucks? → ...

But grep isn’t the only program that uses regular expressions. Awk, sed, Perl, editors like VIM and emacs, and many other programs can use regular expressions for pattern matching.

$ grep -rl "meeting minutes" * ARK2010/02-02-notes ARK2010/TBD Jan2010/TASkForce2 Mar2010/TaskForce2 Another useful trick with grep on Linux allows you to specify a Perl regular expression in your ...

After jumping into the Ubuntu command line yesterday, today I decided to dive a little deeper and explore the 'man' and 'grep' commands more closely.