Matteo Mazzarolo's blog

How we use AI coding agents to mod Nucleus Co-op, recreate Driift Mania, and build local multiplayer games just for our friends.

Barrel files can be a pain to deal with.

Notes and gotchas on how to deal with CORS, opaque responses, and Cache Storage API in Service Workers

Improve the performance of client-side rendered SPAs by avoiding the waterfall effect caused by route-based lazy-loading.

A simple pattern for enabling conditional logging using query parameters in your web applications.

Sharing my experience with a pattern I’ve used multiple times to implement flexible network data preloading in large client-side-rendered SPAs.

Sharing my notes on setting up the fish shell on macOS, including customizations like plugins, themes, and abbreviations.

Next.js markdown/MDX blogs do not support loading images and other static assets using relative path by default.

Preventing Cumulative Layout Shift in a Next.js blog: how to automatically set the width and height attributes on local images referenced in MDX & markdown files.

Did you know that DOM elements with IDs are accessible in JavaScript as global variables?