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This blog post is about comparing the running times of the most commonly used ways to loop through an array in JavaScript in order to see which one is the most efficient. Here is the code used for an ...

Functional programming, as the name implies, is about functions. While functions are part of just about every programming paradigm, including JavaScript, a functional programmer has unique ...

“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 ...

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 ...

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

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 ...