Contribute to proposal-optional-chaining development by creating an account on GitHub. (more…)

A detailed article about 'undefined' keyword in JavaScript. 7 tips on how to handle correctly 'undefined' and increase code durability. (more…)

The <picture> element supports media query matchers and if you want to specify a different image for dark mode, you can use a different <source>. So, if there are no suitable matches or if the browser doesn’t support the <picture> elemen... (more…)

unmiss - 🔍 Ruby's method_missing implementation in modern javascript... (more…)

Quick note... If you fancy working on a ground breaking live music streaming platform, we have a couple of JS engineering jobs going at Mixcloud where I am the frontend development lead. Hit me up at james.robertson@mixcloud.com for more details. (more…)