Pattern matching is an important technique used in text processing, and Regex is here to help. Find out how to use the Pattern class and constructs like quantifiers and boundary matchers to ...

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 have been part of the programmer’s toolkit for a long time, with their creation by Stephen Cole King in 1951. Their ability to match word patterns make them a powerful tool for ...

In programming, a set of symbols used to search for occurrences of text or to search and replace text. The simplest regular expressions are DOS/Windows wildcards; for example, *.html refers to all ...

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 ...

ECMAScript 2025, the latest version of the ECMA International standard for JavaScript, has been officially approved. The specification standardizes new JavaScript capabilities including JSON modules, ...

In DDoS Protection, Gcore uses the bundle of XDP and regular expressions (regex). This article will explain why Gcore started using this solution (regex in XDP) and how they bound them via a ...