Vincent Danen goes over some basic regular expressions. They are handy for developers and programmers, of course, and can even be employed for Google searching. As a Linux user or administrator, the ...

The first time I ever encountered a regular expression was many years ago now, but I still remember my first thoughts on it: What is this string-like thing? I don’t want to touch it, it looks scary. I ...

Imagine you are looking for a name in a telephone directory, but you can't remember its exact spelling. You can spend ages searching through all the possible combinations, unless you have a tool that ...