An embedded widget lives in a strange spot. An iframe is a separate document, so the parent’s CSS doesn’t automatically cascade into its contents, and the frame’s CSS doesn’t cascade out, regardless...
I should have noted this sooner (sorry!), but it’s that time of year when Interop is planning for next year. Submissions are closed, and now they spend time refining and culling the proposals. We’ll...
How many elements does your container have? You might think you can answer that with sibling-count() until you find out that it counts siblings and not children . We can always rely on :has() to...
The new CSS progress() function calculates where a value sits between a start and end bound, returning a unitless number between 0 and 1 . While we wait for browser support to grow, we can manually...
David Dias has been working on “Front-End Checklist” stuff for a decade, and it looks like this latest version of it a little over a year. There is loads of good general advice in it that can be easy...
If your first language is written left to right, you might be surprised to learn that some languages are written the opposite way. Arabic, Persian, Hebrew, and others flow from right to left. That...
The web platform evolves. When it does, other tech has to catch up, and not just LLMs. Another one is TypeScript types. Philip Walton explains: For example, here’s an error I got just the other day...
A behind-the-scenes look at bulk declines, decline reasons, a content calendar, and one very bad hour A few months ago, we took an honest look at publications on Medium and asked if they were...
I’ve written about Vercel’s AI SDK and AI Gateway before . That post covered the basics of setting up an account in the AI Gateway (or directly in a provider of your choice), and making requests...
Let me show you what I saw that started my brain turning: This is from the website of the podcast The Midnight Rebellion on WBUR. It’s a cute little crab that walks around on the top of an element! I...
Solo is one of my favorite new tools. I heard about it recently from its creator, Aaron Francis, while at a conference he was emceeing. Solo’s website describes it as a Meta-harness for coding...
If you’ve got an HDR display, and use Chrome 137+ or Safari 26+ (even on iOS), perhaps you’ve seen images sometimes with colors that are so bright they seem to dim the rest of the screen. I find it a...
The dark mode is an accessibility feature for me. I’m prone to splitting headaches from bright lights like the glaring screens of personal devices. Blue-light-filtering glasses and eye drops don’t...
I had a situation where I wanted to highlight an arbitrary element on a page. Like, call attention to it briefly. There is a pretty obvious and straightforward way to do this. We could apply an inset...