If you've ever worked with regular expressions, you know how difficult and tedious it is to craft complex regex code. However, while it won't work in every situation, REGex Tester, an online regular ...

Regular expressions come in handy for all varieties of text processing, but are often misunderstood--even by veteran developers. Here's a look at intermediate-level regular expressions and what they ...

How do you find out if a user has entered a valid email address? Do you check for an at-sign, or is it more complicated? For many developers the answer is a regular expression, a little bit of code ...