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Deno 2.4
Deno bundle is back, alongside the addition of bytes and text imports, stabilized built-in OpenTelemetry, a new --preload flag, simplified dependency management with deno update, and more.
Topics /
Web & Frontend
The most popular blog posts about web & frontend on Hacker News. 3,855 posts.
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Redesigning GitLab's navigation
After a series of research and brainstorming sessions, we are excited to share with the community our redesign of GitLab's navigation.
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The State of WebAssembly 2022
WebAssembly has gone through quite a transformation this last year, while the wasm language landscape is slowly shifting, the more notable change is in what people are using WebAssembly for. The use of wasm for serverless, containerisation and as a plug-in technology has leapt considerably, with WebAssembly System…
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WebExtensions in Firefox 45
In August we announced that work had begun on the WebExtensions API as the future of developing add-ons in Firefox. This post covers the progress we’ve made since then. WebExtensions ...
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CloudFlare, PRISM, and Securing SSL Ciphers
Over the last week we've closely watched the disclosures about the alleged NSA PRISM program. At CloudFlare, we have never been approached to participate in PRISM or any other similar program.
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React v16.6.0: lazy, memo and contextType
This blog site has been archived. Go to react.dev/blog to see the recent posts. Today we’re releasing React 16.6 with a few new convenient features. A form of PureComponent/shouldComponentUpdate for function components, a way to do code splitting using Suspense and an easier way to consume Context from class…
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From MCP to shell: MCP auth flaws enable RCE in Claude Code, Gemini CLI and more
How MCP authentication flaws enable RCE in Claude Code, Gemini CLI, and more.
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Trust Me, I'm Local: Chrome Extensions, MCP, and the Sandbox Escape
Secure the modern software stack with Koi. Gain visibility, context, and real-time protection over extensions, MCPs, and autonomous AI agent endpoints.
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Browsers eating RAM
This got a lot more attention than it deserves. As I'm pointing out below, it's likely the case that the system tool I used for measuring memory footprint isn't giving the full picture. It's also not a very indicative test in terms of every day use. However, I do think the reason this resonated with so many people is…
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We survived 10k requests/second: Switching to signed asset URLs in an emergency
A long day of debugging led to a better solution: Signed URLs.
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macOS becomes iOS: Safari video controls
At WWDC 2018, Apple Senior Vice President of Software Engineering Craig Federighi asked, “Are you merging iOS and macOS?” This rhetorical question was presumably in response to widespread criticism. Federighi's rhetorical answer was, “No. Of course not.”
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CommonJS is hurting JavaScript
How CommonJS became Node's module system, ESM solved modules for the browser, and why supporting both slows down the JavaScript ecosystem.
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Google’s New Business Profile: When Search Becomes a Political Tool
Google, in an effort to regain control of the antitrust narrative, has brazenly and deceptively enlisted small businesses to argue the company's case.
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Django Best Practices
Deep insights from our research and experience
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Firefox Developer Tools and Firebug
If you haven't tried the Firefox Developer Tools in the last 6 months, you owe it to yourself to take another look. Grab the latest Aurora browser, and start up ...
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TinyBase v2.0: reactive data store for local-first apps
This is a reverse chronological list of the major TinyBase releases, with highlighted features.
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DigiNotar root CA trust removal follow-up
Earlier this week we revoked our trust in the DigiNotar certificate authority from all Mozilla software. This is not a temporary suspension, it is a complete removal from our trusted ...
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You probably don't need PostGIS
PostGIS is a fantastic, battle-tested suite of GIS extensions for Postgres. It handles most aspects of it, and is widely used, for example in OpenStreetMap’s Mapnik. But for your project, it’s most likely overkill. In a Q and A fashion, let’s discuss reasons for (not) using it.
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Build WebGPU apps with PlayCanvas
It's here! 🥳 Today, we're excited to announce that WebGPU support has officially arrived in the PlayCanvas Editor.
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Firefox 6 - WebSockets are back
What's new in Aurora 6? The most notable addition to this new Aurora are the <progress> element, window.matchMedia API, better APIs for binary data, Server-Sent Events as well as the ...
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Debugging with Elm 0.18
A delightful language with friendly error messages, great performance, small assets, and no runtime exceptions.
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HTML5 Rocks: A resource for open web developers
Because HTML5 and its related technologies cover so much ground, it can be a real challenge to get up to speed on them. That’s why today we'...
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The baseline for web development in 2022
TL;DR:The baseline for web development in 2022 is: low-spec Android devices in terms of performance, Safari from two years before in terms of W...
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API design is stuck in the past
The industry has embraced statically typed languages, but API design remains twenty years in the past. Schema driven development presents an opportunity to pull API design into the present.