Regular expressions are a powerful tool for manipulating textual information, allowing you to perform the sophisticated processing you describe. Before I explain the solution, let's back up one step ...

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 ...

Regular expressions are a way to describe patterns of text that can be useful for processing text documents or wherever one might want to look for a pattern and possibly replace another. Imagine you ...

The people who attended my presentations at RMOUG Training Days 2010 asked several good questions. One question that was asked in the Groovy presentation that I really wish I had included a slide on ...

Regular expressions — the things you feed to programs like grep — are a bit like riding a bike. It seems impossible until you learn to do it, and then it’s easy. Part of their bad reputation is ...

Creating Web pages can be an exciting experience; after all, the Web is on the cutting edge when it comes to publishing technology. But when you have to update dozens of lines of code manually to make ...

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 ...

A more general solution is to use RegEx (regular expressions) to define a pattern that meets your desired requirements. Regular expressions are as complicated as they are powerful. They can be very ...

You know the maxim, “Give a man to fish and he eats for a day; teach a man to fish and he eats for a lifetime”? A similar adage applies to anyone who spends a lot of time working with text on their ...

If you consider yourself a good cook, you may or may not know how to make a souffle or baklava. But there are certain things you probably do know how to do that form the basis of many recipes. For ...