
Introducing RSC Explorer
My new hobby project.
The best problem-solving writing in software engineering — databases, performance, security, frontend and distributed systems, in one feed.

My new hobby project.

Meet TARS — a simple, repeatable, and meaningful UX metric designed specifically to track the performance of product features. Upcoming part of the Measure UX & Design Impact (use the code 🎟 IMPACT to save 20% off today).

This blog compares the stats of PostgreSQL 18 and PostgreSQL17. It is a great read with some common questions answered. Read to know more.

2025 was a breakout year for early-stage startups, as founders generated revenue faster than ever. Three shifts stand out: customer bases are becoming more global, time-to-revenue has compressed, and founders are turning their focus to AI agents.

The feature store is a critical part of how we rank and retrieve the right context across your work.

We’re going behind the scenes of the Meta Ray-Ban Display, Meta’s most advanced AI glasses yet. In a previous episode we met the team behind the Meta Neural Band, the EMG wristband packaged with the Ray-Ban Display. Now we’re delving into the glasses themselves. Kenan and Emanuel, from Meta’s Wearables org, join Pascal Hartig on […]

In this article, pioneering author and web designer [Andy Clarke](https://stuffandnonsense.co.uk) shows his techniques for creating [Toon Text titles](https://stuffandnonsense.co.uk/toon-text/index.html) using modern CSS and SVG.

In a new study, we found a strong causal relationship between accepting financing and growing revenue on Stripe. Learn which businesses are most likely to benefit, and how greater access to financing could drive significant GDP growth.

The best CSS news from around the web from the last two weeks. In this edition: advent calendars, CSS Wrapped 2025, and the latest Web Platform Updates.

AI competition intensified in 2025 as ChatGPT gained strong challengers. Instagram climbed, X declined, and platforms like Shopee, Temu, and Kwai reshaped global Internet usage. Our 2025 DNS data shows how Internet patterns evolved.

We present our 6th annual review of Internet trends and patterns observed across the globe, revealing the disruptions, advances, and metrics that defined 2025.

Andy Clarke with a brand-new resource. It generates the sort of fun typography that Andy commonly uses in his own work that's geared towards cartoon headings.

Firefox 146 becomes the first to trial @custom-media, an at-rule that’s like custom properties but for media queries.

Meta’s secure-by-default frameworks wrap potentially unsafe OS and third-party functions, making security the default while preserving developer speed and usability. These frameworks are designed to closely mirror existing APIs, rely on public and stable interfaces, and maximize developer adoption by minimizing friction and complexity. Generative AI and automation accelerate the adoption of secure

About two weeks ago I entered a discussion with the docs.rs team about, basically, why we have to look at this: When we could be looking at this: And of course, as always, there are reasons why things are the way they are. In an effort to understand those reasons, I opened a GitHub issue which resulted in a short but productive discussion. I walked away discouraged, and then decided to, reasons be

How far can we really go with container queries? There are dozens of media queries now, so what if there were dozens of container queries as well? What could we use them for?

Figma designer–turned–product manager Nikolas Klein worked on building prototyping tools for seven years. Then AI changed the game.

We envision the future of AI-enabled tooling to look like near-effortless engineering for sustainability. We call it Continuous Efficiency.

Early activity indicates that threat actors quickly integrated this vulnerability into their scanning and reconnaissance routines and targeted critical infrastructure including nuclear fuel, uranium and rare earth elements. We outline the tactics they appear to be using and how Cloudflare is protecting customers.

We’re expanding the capabilities of the Figma app in ChatGPT, so you can turn your ideas into creative assets and presentations that you can polish in Figma Buzz and Figma Slides.

With Figma Make now available in Figma for Government, teams can prototype faster, collaborate securely, and accelerate progress on modernizing public services.

A look at how we rebuilt GitHub Actions’ core architecture and shipped long-requested upgrades to improve performance, workflow flexibility, reliability, and everyday developer experience.

In November, we experienced three incidents that resulted in degraded performance across GitHub services.

Our Agentic Commerce Suite gets your business agent-ready. It enables you to sell on AI agents by making your products discoverable, simplifying your checkout, and allowing you to accept agentic payments via a single integration.