🆕 blog! “How many consecutive hyphens can you have in a domain name?” A seemingly simple question which sent me down into the murky depths of standards. How many consecutive hyphens can you have in a domain name? It probably isn't sensible to name your online presence a----------hyphen.com - […]

We've been COOKING Modern Web Guidance is a skill pack that helps your coding agent write better, faster, more accessible and secure code Get it at goo.gle/mwg We'd love to know what you think!

Chrome for Developers@developer.chrome.com · 3mo ago

Ensure your coding agents build modern, fast & secure apps by default → goo.gle/3PcqfGj We just announced Modern Web Guidance at #GoogleIO. It injects AI-ready skills and modern features—with Baseline Widely Available fallbacks—so your agent stays up to date 🧵

That’s a first: GitHub’s Advisory Database (incorrectly) flags Puppeteer as malware. github.com/github/advis... We are no longer able to publish new releases. Are there any GitHub or Microsoft folks here who can help escalate this?

False positives w.r.t. malware in Puppeteer: GHSA-grrc-v84p-qwv3 & GHSA-rvxm-vq55-8p53 · Issue #7684 · github/advisory-database

There seem to be two false positives that are affecting Puppeteer-related packages: @puppeteer/browsers is being flagged as malware in GHSA-grrc-v84p-qwv3. puppeteer-core is being flagged as malwar...

github.com

Temporal is now Stage 4 at TC39 🎂🎂🎂 Thanks to all the other champions of JavaScript's new date-time API. It has been a wild ride over many years! I wrote a blog post explaining how we got here 📜 bloomberg.github.io/js-blog/post...

over a year ago, i gave a talk at the xoxo conference about a mural, a mcdonald’s, and a man. (but it was also secretly about life, and legacy, and meaning.) finally, i’m blogging the full story, with behind-the-scenes details, and a video of the talk. enjoy. cabel.com/wes-cook-and...

Wes Cook and the Centralia McDonald's Mural

A personal story about discovering a mural in a McDonald's, an unknown artist named Wes Cook, saving the mural, and a conference talk about the whole thing.

cabel.com

Announcing our public preview of Chrome DevTools MCP! Experience the full power of DevTools in your AI coding agent→ goo.gle/4pDE6Tk With Chrome DevTools MCP, your AI agent can run performance traces, inspect the DOM, & perform real-time debugging of your web pages.

CSS uses a complex algorithm to decide how to animate transforms. If you get it wrong, as many folks do, you end up with an unnatural animation. Here's how it works, and how to avoid the pitfalls. jakearchibald.com/2025/animati...

Animating zooming using CSS: transform order is important… sometimes

How to get the right transform animation.

jakearchibald.com

✍️ I did an explainer on the CPU and GPU and how they coordinate tasks between them. Going to a series on rendering💥

Here's the new 2025 reset.css: h1 { margin-block: 0.67em; font-size: 2em; } Thank you for adopting this on all your sites! See github.com/whatwg/html/...

Remove UA style for h1-h6 in section (et. al.) and hgroup · Issue #7867 · whatwg/html

If/when #7829 is merged, the following UA style doesn't make sense. Can it be removed? In the following CSS block, x is shorthand for the following selector: :is(article, aside, nav, section) @name...

github.com

Uplevel your regex-fu with my deep dive into JS regex history on Smashing Magazine. www.smashingmagazine.com/2024/08/hist... Lots of new and powerful regex features you might have missed from recent versions of JavaScript!

Regexes Got Good: The History And Future Of Regular Expressions In JavaScript — Smashing Magazine

Although JavaScript regexes used to be underpowered compared to other modern flavors, numerous improvements in recent years mean that’s no longer true. Steven Levithan evaluates the history and presen...

smashingmagazine.com

Re: Opera bug: For more coolness, play around with the size of the tab bar: https://imageshack.com/ /re @mathias /cc @vasilis @brucel

@Heilemann Blank page with 500 Internal Server Error == syntax error. Which editor are you using? Some of them have built-in syntax checking

@rem …make sure the *end user* gets the best experience possible. If bytes can be omitted without affecting performance, do it. /re @mathias

@rem Re: remove comment info — Yeah, good point. Using rem.im to shorten the URL would save some extra bytes ;) /re @mathias

Looks like @jdalton made a shorter version of @rem’s HTML5 enabling shim/shiv: https://gist.github.com/296128 41 characters less, yay!

Photoshoot effect using jQuery and CSS: https://demo.tutorialzine.com/2010/02/photo-shoot-css-jquery/demo.html

Oh wow — Google uses a proprietary algorithm to determine which businesses are hidden from Maps results. http://to./iw2 /via @netlash

How to test your JavaScript code with QUnit: https://code.tutsplus.com/how-to-test-your-javascript-code-with-qunit--net-9077t

@roy <div id="content"> → <section> <div id="sidebar"> → <aside> <div class="blog-post"> → <article> /re @mathias

@roy “…to use elements of the appropriate rank for the section’s nesting level.” Another good read: http://is.gd/7FSrC /re @mathias

@roy …no harm is done, right? /re @mathias

@jamespadolsey Do yourself a favor, and stop using the Twitter web interface. Get a Twitter client!

@roelvangils “Wij adviseren niet om bezoekers met Internet Explorer 6 te weren. […]” /cc @vasilis /re @mathias

Worst URL shortener ever: https://www.godaddy.com/forsale/nig.gr?utm_source=TDFS_BINNS2&utm_medium=parkedpages&utm_campaign=x_corp_tdfs-binns2_base&traffic_type=TDFS_BINNS2&traffic_id=binns2&

An HTML5 offline image editor and uploader application: http://demos.hacks.mozilla.org/openweb/imageUploader/

‘Life Below 600px’: http://iampaddy.com/lifebelow600/ /by @paddydonnelly

In LOTR3, when Theoden (→ interwebs) is dying, the Witch King (→ Steve) says to his steed (→ iPad), “Feast on his flesh (→ Flash)”. Om nom^3

Quickly look up jQuery method sources using the jQuery Source Viewer: https://j11y.io/jquery/ /by @jamespadolsey

View anyone’s Facebook friends list (hidden or not) based on user ID: https://mathiasbynens.be/demo/facebook-friends #privacy #fail

Unless you check the ‘Public Search Results’ checkbox on Facebook, anyone could retrieve your friend list—hidden or not: https://www.commandlinefu.com/commands/view/4726/view-facebook-friend-list-hidden-or-not-hidden