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 ...

Now that we have explored grouping it is time to introduce the most sophisticated and useful aspect of regular expressions – the idea of “capture”. You may think that brackets are just about grouping ...

When having an AI create a regular expression for input validation, the first thing you should ask for is not the pattern ...

“Please say it wasn’t a regex, please say it wasn’t a regex; aww, crap, it was a regex!” That seems to be the conclusion now that Crowdstrike has released a full root-cause analysis of its ...