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Native all the way, until you need text
Why building a rich, selectable, streaming Markdown chat UI on macOS still pushes you toward WebKit or Electron.
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A better streams API is possible for JavaScript
The Web streams API has become ubiquitous in JavaScript runtimes but was designed for a different era. Here's what a modern streaming API could (should?) look like.
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Give Django your time and money, not your tokens
The Django community wants to collaborate with you, not a facade of you.
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On The <dl> (2021)
The semantics you didn’t know you needed.
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How Markdown took over the world
A blog about making culture. Since 1999.
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Why is the Gmail app 700 MB?
The current state of app bloat.
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The browser's main thread is expensive
What comes to mind when you hear "frontend optimization"? For most of us it's things like reducing network requests, shrinking the bundle,…
98
LinkedIn is scanning browser extensions
When companies get caught doing this sort of thing, the response is almost always the same: "we're using this technology to combat fraud," or "ensure positive user experience," or "save computing resources," or some other hog wash. The simple truth, there's no reason to be collecting data that can be used to identify…
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MapLibre Tile: a modern and efficient vector tile format
The MapLibre Organization is an umbrella for open-source mapping libraries.
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Since Chromium 148, Math.tanh is now fingerprintable to link underlying OS
Math.tanh, every CSS trig function, and the Web Audio compressor all route through the host libm, so the rounding of a cosine betrays the OS a browser actually …
101
Why is Claude an Electron app?
If coding agents make native ports cheap, why does Anthropic still ship Claude as an Electron app? Because code is cheap but maintenance isn’t.
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Why TUIs are back
Terminal User Interfaces (TUIs) are making a comeback. DHH’s Omarchy is made of three types of user interfaces: TUIs, for immediate feedback and bonus geek poi…
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FastCGI: 30 years old and still the better protocol for reverse proxies
For FastCGI's 30th birthday, let's look at how it avoids the security problems inherent in HTTP reverse proxying
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Deno 2.8
`import defer`, six new subcommands (`deno transpile`, `deno pack`, `deno bump-version`, `deno ci`, `deno why`, `deno audit fix`), network debugging in Chrome DevTools, framework-aware `deno compile`, and 3.66x faster cold npm installs.
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Google Cloud fraud defense, the next evolution of reCAPTCHA
Today at Next ‘26, we’re launching Google Cloud Fraud Defense, the trust platform for the agentic web and the next evolution of reCAPTCHA.
106
Dropping Cloudflare for Bunny.net
Dropping Cloudflare and migrating to bunny.net, starting out with my blog.
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Death to Scroll Fade
The one where I crowdsource an argument winner.
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Saying goodbye to asm.js
Disabling asm.js optimizations in SpiderMonkey
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Is AI causing a repeat of frontend’s lost decade?
AI is doing to programming what framework-brain did to the frontend before. Deskilling, or just working at a higher level of abstraction?
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Websites Should Be Printable
I read a lot of printed papers these days. While I enjoy reading on a laptop as much as the next guy, marking up a printed document engages me better. Also, there's something about sitting with a whit…
112
Download your favourite YouTube videos
Signal boosting Laura's post that you should absolutely download and archive the stuff that matters to you.
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Overgrown, when plants invade your abandoned tabs
A fun little project that came out of a creative exercise around the word 'Overgrowth'.
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U+237C ⍼ Is Azimuth
One year ago, on 28 February 2025, Wikipedia user Moyogo updated the page for Angzarr with a citation to the type foundry H. Berthold AG’s 1950 symbol catalogue listing ⍼ as Azimut, Richtungswinkel , or “azimuth”, “direction angle”. Mystery solved!
115
Google Workspace thinks my domain is an email provider (2025)
I was creating a Google Workspace account for my company, as everyone knows, it’s a pretty straightforward sign-up process, until I’m hit with a weird, confusing error when I type my domain name:
116
Someone at BrowserStack is leaking users' email addresses
Like all good nerds, I generate a unique email address for every service I sign up to. This has several advantages - it allows me to see if a message is legitimately from a service, if a service is hacked the hackers can't go credential stuffing, and I instantly know who leaked my address. A few weeks ago I signed up…
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Tells of a Slop UI
AI agents produce slop when not restricted. Here are 10 things to watch out for
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this css proves me human
Posts on software engineering – engineering culture, system legibility, and performance.
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OAuth for all
Self-Managed OAuth is now available to all developers on Cloudflare. Here's how we executed a zero-downtime migration of our core OAuth engine to make it happen.