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The Rapier Physics Engine
In our announcement last week, we briefly mentioned this new physics engine we have been working on during the past 5 months.
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 7,294 posts.
4112
Racket 8.1
_posted by John Clements_ Racket version 8.1 is now available from https://racket-lang.org/. DrRacket tabs can be dragged, and have new close buttons. Racket CS supports cross-compilation using `raco exe`. Racket CS supports Android on 32-...
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Developing provably correct Rust code with Verus
How the Verus "program verifier", which automatically checks code against a mathematical specification of its functionality, helps increase security assurance in software projects.
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Lessons from migrating a large codebase to React 16
Discover the latest news and app updates, stories, company insights, and plenty more about Discord, all in one place.
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Probabilistic programming does in 50 lines of code what used to take thousands
MIT researchers demonstrate probabilistic programming that does in 50 lines of code what used to take thousands.
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Wangle – an asynchronous C++ networking and RPC library
Visit the post for more.
4118
Android KTX: Kotlin Development for Android
Today, we are announcing the preview of Android KTX - a set of extensions designed to make writing Kotlin code for Android more concise, idiomatic, and pleasant. Android KTX provides a nice API layer on top of both Android framework and Support Library to make writing your Kotlin code more natural.
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From BSP to ESP – How S3ctor Abused Quake Editors to Redefine the Morrowind Mod
S3ctor is a core developer of OpenMW, and has, like most of us to be fair, odd interests. This is the incredible story how he mixed two immensely cool things: Quake, and Morrowind, narrated by our …
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RethinkDB 1.6 is out: regex matching, new array operations, random sampling
This release includes regex string matching, fourteen new array operations, support for random sampling, error handling improvements, support for authentication keys, and over 65 bug fixes, features, and enhancements.
4121
Khronos Releases AV1 Decode in Vulkan Video with SDK Support for H.264/H.265
The Vulkan Working Group at Khronos has developed a set of video format decode and encode extensions, collectively referred to as Vulkan Video. Today, with the release of Vulkan 1.3.277, the Working Group is proud to announce the new Decode AV1 video extension. Similar to the Vulkan project in its goals, AV1 is a…
4122
Why does one Nginx worker take all the load?
Scaling up TCP servers is usually straightforward. Most deployments start by using a single process setup. When the need arises more worker processes are added.
4123
To Yarn and Back to Npm Again
Yarn solved the annoying problems we faced using npm, but it came with issues of its own. Here are the problems of Yarn and solutions that we landed on.
4124
Postgres as a Graph Database: (Ab)Using PgRouting
Learn how to use pgRouting as a lightweight graph database solution in Postgres.
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LangChain: The Missing Manual
The handbook to the LangChain library for building applications around generative AI and large language models (LLMs).
4127
Interfaze: A new model architecture built for high accuracy at scale
A complete walkthrough of Interfaze: what it is, who we benchmark against (Gemini-3-Flash, Claude-Sonnet-4.6, GPT-5.4-Mini, Grok-4.3, plus task specialists like Reducto, SAM 3, Scribe v2), full results across 9 benchmarks, and code examples for OCR, object detection, and web search.
4128
Optimizing the Ion compiler back end
In September, machine learning engineers at Mozilla filed a bug report indicating that Firefox was consuming excessive memory and CPU resources while running Microsoft’s ONNX Runtime (a machine learning library) compiled to WebAssembly.
4129
Apollo Client 2.0
Apollo Client is the ultra-flexible, community-driven GraphQL client for React, Vue.js, Angular, and other JavaScript platforms. You just describe your data requirements with a GraphQL query, and Apollo Client fetches and manages the data for you.
4130
A better R programming experience thanks to Tree-sitter
Modern tooling for parsing, searching, formatting, editing R code, just like for other programming languages.
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The Difference Between SQL’s JOIN .. ON Clause and the Where Clause
A question that is frequently occurring among my SQL training’s participants is: What’s the difference between putting a predicate in the JOIN .. ON clause and the WHERE clause? I can d…
4135
Time Traveling Linux Bug Reporting: Coming in Julia 1.5
Julia 1.5 is gaining a cool new bug reporting capability, leveraging mozilla's rr project to automatically create fully-reproducible bug reports
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Intro to kernel debugging
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4137
ClojureCUDA – CUDA programming in Clojure
Clojure library for GPU computing with CUDA
4138
Nearly all binary searches and mergesorts are broken (2006)
Posted by Joshua Bloch, Software EngineerI remember vividly Jon Bentley's first Algorithms lecture at CMU, where he asked all of us incoming Ph.D. ...
4139
Getting Past “Ampersand-Driven Development” in Rust
A little mental model for ownership and borrowing
4140
So what’s wrong with 1975 programming? (2006)
Varnish is a powerful, flexible HTTP accelerator that speeds up web applications by caching content and optimizing delivery.