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JQuery 2.0 Released
jQuery: The Write Less, Do More, JavaScript Library
Topics /
Software Engineering
The most popular blog posts about software engineering on Hacker News. 7,293 posts.
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How setting the TZ environment variable avoids thousands of system calls
In this article, you can find how setting the TZ environment variable can prevent thousands of system calls.
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Polars 2.0
The release Python Polars 2.0, bringing the streaming engine, out-of-core and first class blazingly fast SQL support
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Svelte 5: Runes
Rethinking ‘rethinking reactivity’
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Elasticsearch 1.0.0 released
Powered by Elasticsearch. Ready to deploy your data? Start free.
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GPT-5 for Developers
Introducing GPT-5 in our API platform—offering high reasoning performance, new controls for devs, and best-in-class results on real coding tasks.
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Static types in Python
Over the last few years, static type checkers have become available for popular dynamic languages like PHP (Hack) and JavaScript (Flow and TypeScript), and have seen wide adoption. Two years ago, a provisional syntax for static type annotations was added to Python 3. However, static types in Python …
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Eliminating Data Races in Firefox
We successfully deployed ThreadSanitizer in the Firefox project to eliminate data races in our remaining C/C++ components.
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What makes Claude Code so damn good
Claude Code is the most delightful AI agent/workflow I have used so far. Not only does it make targeted edits or vibe coding throwaway tools less annoying, ...
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Apps SDK
Learn to build plugins for ChatGPT and Codex with skills, MCP servers, and optional UI. Explore developer guides for authentication, testing, and publishing.
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Why are my Go executable files so large?
Golang executable files get too large for reasons that are not relevant to server software with long-running processes, like CockroachDB, and its incurred space cost is particularly inconvenient for large, feature-rich programs.
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WebAssembly: Docker Without Containers
Hands-on exploration of using Docker to run WebAssembly applications.
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Postgres is a great pub/sub and job server (2019)
If you need a publish/subscribe or job server at any point in your project, try using Postgres. It'll give you lots of data integrity and performance guarantees, and it doesn't require you or your team learning any new technology.
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AI makes tech debt more expensive
AI increases the penalty for low quality code. Gauge is solving the monolith/microservices dilemma. We’re building tools to untangle codebases through incremental modularization. Our open-source toolkit supports defining and enforcing rules for interfaces and dependencies. By focusing on high cohesion and loose…
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A Design Space Exploration of Async/Await
Every language pitches async/await as synchronous-looking code, and the same two keywords appear everywhere. But behind the shared syntax hide nine independent design decisions, and no two of seven modern runtimes agree on what even the simplest async programs should do! In this paper we map the design space of…
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Implications of Rewriting a Browser Component in Rust
Since our first release in 2002, there have been 69 security bugs in Firefox’s style component. If we'd had a time machine and could have written this component in Rust from the start, 51% wouldn't have happened. That said, Rust is not foolproof. Developers still need to be aware of correctness bugs and data leakage…
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Date is out, Temporal is in
Temporal is the Date system we always wanted in JavaScript. It's extremely close to being available so Mat Marquis thought it would be a good idea to explain exactly what is better about this new JavaScript date system.
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The new rules of context engineering for Claude 5 generation models
We removed over 80% of Claude Code's system prompt for more advanced models. How to apply the lessons we learned to your own context engineering in Claude Code and with your own agents.
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“Should you encrypt or compress first?”
Appcanary makes sure you never run vulnerable software on your servers. Like our blog? Subscribe to our newsletter or podcast . Browse the archive , or follow us on twitter , github or rss .
595
Alt-F4 #65 – Factorio visualizer in Unreal Engine 5
Today we’ve got a very fun project to talk about: The FUE5 project, explained in this article by Hurricane. It’s Factorio, but 3D! Dreams do come true sometimes. It’s not quite a game, but more of a stunning re-imagining of its visuals. There’s lots of technical details on how this was achieved, so let’s jump in. What…
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DuckDB 2.0.0 LTS “Cinnamon Teal”
The DuckDB team is happy to announce that today we're releasing DuckDB version 2.0.0 LTS, codenamed “Cinnamon Teal” (Spatula cyanoptera). This is our biggest feature release so far, and it ships a polished version of the Quack protocol, asynchronous I/O, a first-class VARIANT type, agent mode, triggers, an extensible…
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A one-line change decreased our build times by 99%
Urvashi Reddy | Software Engineer, Engineering Productivity Team Adam Berry | Tech Lead, Engineering Productivity Team Rui Li | Software…
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Reflect – Multiplayer web app framework with game-style synchronization
Bringing Game-Style State Synchronization to the Web