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Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 3,855 posts.
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Ruby on Rails load testing habits
Here are the techniques I've acquired over more than 10 years of regular load testing.
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SVG passthrough precision
If an SVG is imported into a design tool, then immediately exported as another SVG, how much precision is kept? What’s added, removed, or altered?
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Web Fonts Collateral Damage of Ad Blockers
Years of abusive implementation of webfonts has landed the feature under the umbrella of content blocking APIs, affecting those few who’ve cared all along.
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A Billion User Load Test on Healthcare.gov
By Brendan Neutra and Aimee Barciauskas
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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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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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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This blog site has been archived.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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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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Deno in 2020
Retrospect of what happened in Deno in 2020
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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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Rich text editing with WriteLatex
An online LaTeX editor that’s easy to use. No installation, real-time collaboration, version control, hundreds of LaTeX templates, and more.
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No ARIA is better than bad ARIA
Accessibility resources free online from the international standards organization: W3C Web Accessibility Initiative (WAI).
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Add-Ons Outage Post-Mortem Result
We've been conducting an ongoing post-mortem on the add-ons outage that occurred earlier this year. There was a lot more digging to do than we expected. In addition to this ...
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Better web video with AV1 codec
Learn to use AV1 to make videos on your website smaller and better quality. CLI instructions and cross-browser tricks.
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The Hypermedia-Driven Application (HDA) Architecture
In this essay, Carson Gross explains the Hypermedia-Driven Application (HDA) architecture, which combines the simplicity of traditional Multi-Page Applications with the enhanced user experience of Single-Page Applications by extending HTML infrastructure through declarative syntax and hypermedia-based server…
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Reimagining the Browser: Introducing Cloudflare Browser Isolation Beta
Today, we’re excited to open up a beta of a third approach to keeping web browsing safe with Cloudflare Browser Isolation.