On AI, creativity, and craft.

Neutral observations on the Vercel vs Cloudflare race to win the edge and developer mindshare.

AI is enabling a new category of personal software. Welcome to the era of home-cooked applications.

Laws, Theories, Principles and Patterns that developers might find useful.

A two-week experiment building an app with full AI assistance, exploring both the promise and frustrations of LLM-based development workflows.

Technical taste is different from technical skill.

What if we were to model a typical software development lifecycle in code?

Getting Puppeteer to intercept requests and respond with content generated via an LLM.

How Anthropic’s latest guidelines are reshaping tool design for better performance & efficiency.

How to write high-quality tools and evaluations, and how you can boost performance by using Claude to optimize its tools for itself.

When and how to use the slash content property syntax in CSS to provide alt text for CSS-generated content, and why it is important.

When KISS (Keep It Simple, Stupid) is a well-known mantra, why do we keep gravitating toward complexity?

Learn the basics of Anchor Positioning in CSS.

An overview of what makes modern CSS so awesome.

We walk through a fictional bug and fix a little visual issue, but we then spend time uncovering other much more important issues and fix them too.

Are you shipping textures to players as PNGs? Here's a better approach.

We’re witnessing the final generation of people who translate ideas into code by hand.

How to build realtime blurs on the GPU and how the best blur algorithm works.

What do all the numbers in our clamp() do?

What began as a side project in Amsterdam during the 1990s became the software powering AI, data science and some of the world’s biggest companies.