A quick run down on how you can use regular expressions in your own programs to give you more power over searching and substituting text. Perl has long been an extremely popular choice for text ...

Even though it has somewhat of a checkered reputation, being able to wield it will save you a ton of time. There's a saying that I've heard numerous times about regular expressions (regex). It goes ...

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 ...

When working with regular expressions in a shell script the norm is to use grep or sed or some other external command/program. Since version 3 of bash (released in 2004) there is another option: ...

There are times during development when you need to match text against a search phrase. NSString offers a few simple built-in routines that offer basic comparison options. For example, use ...

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 ...

This article explains what regex (or regular expressions) is and how to get started using it with web crawlers, plus some interesting real-world use cases. One technology skill that is too-often ...

Users often create weak and easily guessed passwords they reuse across systems and websites. As a result, traditional passwords are often the weakest link in the security of business-critical ...

Google updated the help document for the performance report within Google Search Console to say you can use regular expressions to filter the report results. Google wrote, “If you choose the Custom ...