The latest release of Google's V8 JavaScript engine, V8 8.0, uses pointer compression to reduce heap size by 40% and with no performance hit. Additionally, it adds support for optional chaining using the ?. operator and for nullish coalescence using ??. V... (more…)

Jani Hartikainen explains how to deal with promises in unit tests using Mocha and Chai as the base and showing promise-related patterns that occur in tests. (more…)

Convert old javascript into ES6 format. GitHub Gist: instantly share code, notes, and snippets. (more…)

A this reference wants to cross an event callback but cannot do it without being used in the function body, so it asks a JavaScript developer to use it. The developer hesitates, afraid this might contain the wrong reference when they get to the other side... (more…)

The what, why, and how to use scrollama.js for your next scrollytelling story. (more…)