Learn how to use JavaScript’s map() method to transform arrays like a pro, in just 100 seconds. We’ll show you how it works, where it shines, and give you examples that make it click whether you’re a ...

Use them in for loops, pass them to functions expecting vanilla JavaScript data structures, etc. Whenever you deeply clone large nested objects, it should typically go much faster with Immutable data ...

Round out the HTMX and Bun web stack by adding Pug, a popular JavaScript templating engine that makes DOM interactions a snap. In the first half of this article, we set up a web development stack and ...

JavaScript programs are single-threaded and therefore must streadfastly avoid blocking on IO operations. JSON.parse and JSON.stringify are both blocking operations. For large JSON strings to parse or ...

Node.js has revolutionized the landscape of web development since its inception. Initially regarded as a bold experiment, Node.js has evolved into a fundamental component of modern web development, ...

JavaScript continues to evolve, with a nice batch of new features added in ECMAScript 14. Here's what's new for JavaScript developers this year. The wheel of time has carved out another year, and with ...

What is JSON (JavaScript Object Notation)? JSON (JavaScript Object Notation) is a text-based, human-readable data interchange format used to exchange data between web clients and web servers. The ...

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 ...