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Replacing JavaScript with Just HTML
A collection of bad practices in HTML, copied from real websites.
Topics /
Software Engineering
The most popular blog posts about software engineering on Hacker News. 1,747 posts.
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Zed: High-performance AI Code Editor
From the Zed Blog: Zed is now the world's fastest AI code editor. What's more, Zed's new AI features are also open-source, just like the whole editor.
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Python 3.14 is here. How fast is it?
In November of 2024 I wrote a blog post titled "Is Python Really That Slow?", in which I tested several versions of Python and noted the steady progress the language has been making in terms of…
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It's time for modern CSS to kill the SPA
Native CSS transitions have quietly killed the strongest argument for client-side routing. Yet people keep building terrible apps instead of performant websites.
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VSCode’s SSH agent is bananas
Documentation and guides from the team at Fly.io.
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Migrating away from Rust
Why we moved Architect of Ruin from Rust and Bevy to C# and Unity in January 2025, and how the three-day experiment that decided it went.
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A year of uv: pros, cons, and should you migrate
Yes, probably.
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Help us raise $200k to free JavaScript from Oracle
Our legal battle over Oracle's claim on the word "JavaScript" is entering the discovery phase. Here's how you can help.
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Using LLMs at Oxide
Large language models (LLMs) are an indisputable breakthrough of the last five years, potentially profoundly changing the way that we work. As with any extraordinarily powerful tool, LLM use has both promise and peril — and that they are so general-purpose leaves real questions about how and when they should be used…
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Gemini 2.5 Pro Preview
Explore the new Gemini 2.5 Pro I/O Edition, featuring enhanced coding performance, video to code capabilities, and improvements for front-end web development.
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Devstral
The most powerful AI platform for enterprises. Customize, fine-tune, and deploy AI assistants, autonomous agents, and multimodal AI with open models.
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My first contribution to Linux
I upstreamed my first kernel patch, and it was easier than I thought it would be.
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React is winning by default and slowing innovation
Exploring how React's dominance by default stifles frontend innovation, and why deliberate framework choices lead to better tools for performance, developer experience, and ecosystem diversity.
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A visual introduction to big O notation
A visual introduction to big O notation.
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How we exploited CodeRabbit: From simple PR to RCE and write access on 1M repos
The Latest News from Research at Kudelski Security
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ChatGPT agent: bridging research and action
Introducing ChatGPT agent: it thinks and acts, using tools to complete tasks like research, bookings, and slideshows—all with your guidance.
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The AI coding trap
If you ever watch someone “coding”, you might see them spending far more time staring into space than typing on their keyboard.
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Claude Code: Now in Beta in Zed
From the Zed Blog: You asked, and here it is. Use Claude Code in public beta directly in Zed, built on the new Agent Client Protocol.
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GPT-4.1 in the API
Introducing GPT-4.1 in the API—a new family of models with across-the-board improvements, including major gains in coding, instruction following, and long-context understanding. We’re also releasing our first nano model. Available to developers worldwide starting today.
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Many hard LeetCode problems are easy constraint problems
Use the right tool for the job.
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I made my VM think it has a CPU fan
...so the malware would finally shut up and run
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Claude Advanced Tool Use
Claude can now discover, learn, and execute tools dynamically to enable agents that take action in the real world. Here’s how.
83
Don't guess my language
If you’re still using IP geolocation to decide what language to show, stop screwing around. It’s a broken assumption dressed up as a feature.
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Ruby core team takes ownership of RubyGems and Bundler
Dear Ruby community,
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Hacker News now runs on top of Common Lisp
Hacker News was written in the Arc lisp dialect, a dialect created by Paul Graham. Arc was implemented on top of Racket, but that has now changed. HN runs on top of SBCL since (at least) September of 2024.But why? For performance reasons. I recently noticed that Hacker News no longer uses paging for long threads. In…
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Claude now has access to a server-side container environment
Describe what you need and get back ready-to-use spreadsheets, documents, presentations, and PDFs instead of just text responses. Update: Now generally available for paid plans with net network and egress controls (October 21, 2025).
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I used o3 to find a remote zeroday in the Linux SMB implementation
In this post I’ll show you how I found a zeroday vulnerability in the Linux kernel using OpenAI’s o3 model. I found the vulnerability with nothing more complicated than the o3 API ̵…
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Stop syncing everything
Discover Graft, an open-source transactional storage engine built to solve the challenges of syncing data at the edge. Inspired by lessons from SQLSync, Graft enables lazy, partial, and strongly consistent replication—allowing edge applications to sync only the data they need, exactly when they need it.
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