Regular expressions are archaic-looking, extremely specific, and amazingly helpful for finding the right data, files or whatever else you need. RegEx, a free online regular expression tester, lets you ...

There are two types of people in the world: those who have no idea what a regular expression is, and those who not only know what they are but can compose them on the fly and tend to use them in ...

Bash has quietly made scripting on Unix systems a lot easier with its own regular expressions. If you're still leaning on grep and sed commands to get your scripts to do what you need from them, maybe ...