The built-in JavaScript regular expression engine can, under certain special combinations, run in exponential time. This situation can trigger what's referred to as a Regular Expression Denial of ...

A widely-adopted JavaScript library has been found carrying a critical vulnerability which could allow threat actors to execute malicious code, remotely. Security researcher Jangwoo Choe discovered an ...

Abstract: Regular expressions are notoriously difficult to get right, with developers often having to resort to trial-and-error approaches. Even so, little attention ...

A regular expression (shortened as regex or regexp), sometimes referred to as rational expression, is a sequence of characters that specifies a match pattern in text. Usually such patterns are used by ...

There are two types of people in the world: those who have no idea what a regular expression is, and those who not only know what they are but can compose them on the fly and tend to use them in ...

JavaScript’s arrays can hold heterogeneous types, change size on the fly, and readily insert or remove elements. Traditional methods like slice, splice, and push/pop do this by operating on the array ...

When we set out to build Rest Less, we wanted to be a trusted place where you could find helpful information about a wide range of topics and issues affecting the over 50s. As a free to use resource, ...