Design Doc: Use JavaScript instead of TypeScript for internal Deno Code Problem Incremental compile time when changing files in cli/js takes minutes. This is crushingly slow and painful to modify. The typescript organization/structure that we're using i... (more…)

JavaScript Map, Reduce and Filter Functions Introduction Arrays are important Data Structures in programming. All the methods which we are going to discuss in this article will iterate over an array and return a new array based on the result function... (more…)

ECMAScript proposal for the Record and Tuple value types. | Stage 2: it will change! - tc39/proposal-record-tuple... (more…)

Learn how to investigate and fix JavaScript performance problems. This article focusses on common front-end performance issues. (more…)

Learn all about the process of JavaScript rendering, including how it works, and how search engines, browsers and social media crawlers handle JavaScript. (more…)