When serializing objects a toJSON method can be used to change the output of JSON.stringify
A presentation demoing the same React code running in the browser, a service worker and a Cloudflare serverless function.
How to transform entries using Array.from and use it to perform an action X times
A deep dive into promise resolution values including a then function. Including a surprising side-effect when using dynamic imports.
For easier error debugging you can increase the stack trace limit in Chrome (V8) and Node.js.