The browser's main thread is incredibly overworked. By using web workers to shift code off the main thread, you can significantly improve your app's reliability and user experience. (more…)

The weakSet object lets you store weakly held objects in a collection. (more…)

Today, we’re proud to introduce a powerful and accessible development tool for your Shopify toolkit: BuyButton.js.

package-json-scripts - A NodeJS package to test how package.json scripts are being scheduled by different package managers. (more…)

There’s a new feature in Chrome Canary: JavaScript code coverage. It tells you how much of your code is actually executed, vs how much is loaded unnecessarily. (more…)