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A Billion User Load Test on Healthcare.gov
By Brendan Neutra and Aimee Barciauskas
Topics /
Web & Frontend
The most popular blog posts about web & frontend on Hacker News. 8,469 posts.
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International domain names: where does https://meßagefactory.ca lead you?
Originally, the domain part of a web address was all ASCII (so no accents, no emojis, no Chinese characters). This was extended a long time ago thanks to something called internationalized domain name (IDN). Today, in theory, you can use any Unicode character you like as part of a domain name, including emojis…
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I'm giving up on HPKP
HTTP Public Key Pinning is a very powerful standard that allows a host to instruct a browser to only accept certain public keys when communicating with it for a given period of time. Whilst HPKP can offer a lot of protection, it can also cause a lot of harm too.
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The Future of CSS: Easy Light-Dark Mode Color Switching with Light-Dark()
A function that computes to the first color if the used color scheme is light or unknown, or to the second color if the used color scheme is dark.
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Comparing Serverless Performance for CPU Bound Tasks
This post is a part of an ongoing series comparing the performance of Cloudflare Workers with other Serverless providers. In our past tests we intentionally chose a workload which imposes virtually no CPU load (returning the current time).
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Malware in the browser: how you might get hacked by a Chrome extension
A case study of a Chrome extension that turned out to be some nasty botnet malware.
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Limitations of the GET method in HTTP
Dash knows your context, your team, and your work, so your team can stay organized, easily find and share knowledge, and keep projects secure, all from one place.
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Bez: Generating a browser engine from specs and tests
Repository bez by burrito.space on Tangled.
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Speeding Up Rendering Rails Pages with render_async
Adding new code to Rails controllers can slow your pages down. Here's how to make rendering your Rails pages faster.
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Fighting cryptojacking and doing good things with content security policies
If you've landed on this page because you saw a strange message on a completely different website then followed a link to here, drop a note to the site owner and let them know what happened. If, on the other hand, you're on this page because you're
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MCP 2026-07-28 Specification: transport going stateless
The 2026-07-28 Model Context Protocol specification is out, bringing a stateless protocol core, Multi Round-Trip Requests, header-based routing, cacheable list results, authorization hardening, a formal extensions framework, and updated Tier 1 SDKs.
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React v16.2.0: Improved Support for Fragments
This blog site has been archived. Go to react.dev/blog to see the recent posts. React 16.2 is now available! The biggest addition is improved support for returning multiple children from a component’s render method. We call this feature fragments: Fragments look like empty JSX tags. They let you group a list of…
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More than you ever wanted to know about font loading on the web (2021)
When I started thinking about writing a post about web font loading my intention was to propose relatively sophisticated ideas that I've...
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Octopress 3.0 is coming
The way Octopress is being distributed and maintained is nearing its end. There are many things I've always disliked about how Octopress works. So before I talk about the exciting part, I'd like to tell you what's wrong with Octopress.
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Inverse Live Coding: A practice for learning web development
I finished my first semester teaching at the University of Michigan. I taught EECS 493 User Interface Development all on the Web. It was a tough class for me since I had never before this class use…
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Pure CSS GUI icons (experimental)
84 GUI icons created with CSS
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Using React Native: One Year Later
This is the story of how we assessed and refactored two video players into one, cut the player code each product maintained by up to 94%, and swapped to the new player without disruption to any users.
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