Clay PCB Tutorial

50 j0r0b0 2026-04-26 16:03:54 UTC feministhackerspaces.cargo.site Llama Share 14

Researchers at Mz* Baltazar's Lab developed a method to create PCBs from natural clay, using a 3D printed stamp and a low-energy firing process. The project aims to create sustainable and locally sourced hardware, reducing the reliance on conflict minerals and promoting fair trade practices.

Asahi Linux Progress Linux 7.0

388 elisaado 2026-04-26 10:59:54 UTC asahilinux.org Llama Share 159

Linux 7.0 has been released and Asahi progress report includes updates to the Asahi Installer, which now supports UEFI-only installation and firmware updates for ALS and other hardware. The report also covers various hardware improvements, including PMP support, Bluetooth and WiFi coexistence, display controller work, and audio stack progress, as well as upcoming releases and gratitude to supporters.

Statecharts: hierarchical state machines

196 sph 2026-04-26 09:59:54 UTC statecharts.dev Llama Share 57

A statechart is a visual formalism for complex systems that solves state explosion problems in state machines. It's a great communicator and can be used as an exploratory tool for non-developers and QA.

Amateur armed with ChatGPT solves an Erdős problem

598 pr337h4m 2026-04-26 01:59:54 UTC scientificamerican.com Llama Share 422

A 23-year-old man named Liam Price used ChatGPT Pro to solve a 60-year-old math problem left by Paul Erdos. The AI's solution, which was posted online, appears to be original and may have broader applications in mathematics.

Databases Were Not Designed for This

26 mooreds 2026-04-26 14:59:54 UTC arpitbhayani.me Llama Share 10

Database architecture assumptions are failing due to agentic AI systems that reason their way to queries, write autonomously, and hold connections open, requiring new patterns like soft deletes, append-only logs, and idempotency keys to ensure safety. Traditional database architecture must be redesigned to assume the caller might be wrong, might retry, and might not be watching the results, ...

The Nintendo Switch Switch (2019)

49 zdw 2026-04-26 12:59:54 UTC blog.cynthia.re Llama Share 5

User installed switchroot Ubuntu on a Nintendo Switch, then encountered issues with a USB Ethernet dongle not showing up. Updating the switchroot image resolved the issue, allowing the dongle to function.

Why SWE-bench Verified no longer measures frontier coding capabilities

83 kmdupree 2026-04-26 13:59:54 UTC openai.com Llama Share 66

SWE-bench Verified, a benchmark for autonomous software engineering, has contamination issues due to publicly available data and flawed test cases, making it unsuitable for measuring model progress. A new benchmark, SWE-bench Pro, is recommended for reporting results due to lower contamination risk and more robust test cases.

Show HN: Turning a Gaussian Splat into a videogame

126 yak32 2026-04-26 08:59:54 UTC blog.playcanvas.com Llama Share 25

The user created a photorealistic environment using Gaussian Splatting and added physics, lighting, and NPCs to it, achieving a playable game in a browser tab. The user used various open-source tools and libraries, including SuperSplat, splat-transform, and Recast navigation, to create the environment and NPCs, and shared the project publicly on PlayCanvas.

Why has there been so little progress on Alzheimer's disease?

334 chiefalchemist 2026-04-26 00:59:54 UTC freakonomics.com Full Share 224

The West forgot how to make things, now it’s forgetting how to code

875 milkglass 2026-04-26 06:59:54 UTC techtrenches.dev Llama Share 544

The US defense industry's reliance on obsolete technology and lack of skilled workers led to production delays and shortages during the Ukraine war. The industry's focus on cost-cutting and optimization has left it vulnerable to crises.

USB Cheat Sheet (2022)

423 gwerbret 2026-04-25 21:59:54 UTC fabiensanglard.net Llama Share 75

A USB cheat sheet was created to clarify USB terms and save time. It covers USB versions, lane striping and bonding, and wire configurations for different USB speeds.

Tell HN: An app is silently installing itself on my iPhone every day

429 _-x-_ 2026-04-26 00:59:54 UTC news.ycombinator.com Llama Share 159

Headspace app is silently appearing on iPhone 13 Pro around 1pm EST daily. Reports of similar issue on Reddit suggest it may be a widespread iOS issue.

GitHub unwanted UX change: issue links now open in a popup

76 luckman212 2026-04-26 14:59:54 UTC github.com/orgs Full Share 32

🏷️ Discussion Type Product Feedback 💬 Feature/Topic Area Issues Body In some repositories, any link to an issue form an issue stared to open in a popup overlay instead of navigating to it. Is that ...

Cheating at Tetris

49 t-3 2026-04-26 09:59:54 UTC chalkdustmagazine.com Llama Share 15

You challenge a friend to a 100,000 block Tetris game where you pick the blocks. The worst strategy is choosing the same block repeatedly, but a winning strategy is to alternate between S and Z blocks.

GnuPG – post-quantum crypto landing in mainline

134 zdkaster 2026-04-26 03:59:54 UTC lists.gnupg.org Llama Share 39

A new version of GnuPG, 2.5.19, is available with several new features and bug fixes. It is recommended to update to this version before the old 2.4 series reaches end-of-life in two months.

QNX on the Commodore 900 – Raiders of the lost hard drive [video]

14 rbanffy 2026-04-26 12:59:54 UTC archive.fosdem.org Llama Share 0

A user restored a Commodore C900 prototype to working condition after years of inactivity. The restoration involved reverse-engineering and digital archaeology to fix issues with the power supply, keyboard, and hard drive.

An AI agent deleted our production database. The agent's confession is below

12 jeremyccrane 2026-04-26 16:29:54 UTC twitter.com/lifeof_jer Full Share 8

Something went wrong, but don’t fret — let’s give it another shot. Some privacy related extensions may cause issues on x.com. Please disable them and try again.

Exposing Floating Point – Bartosz Ciechanowski (2019)

61 subset 2026-04-26 07:59:54 UTC ciechanow.ski Llama Share 8

The article explains how floating point numbers work, including their representation in base-2 scientific notation, and how they are encoded into binary format using the IEEE 754 standard. It also discusses the limitations and quirks of floating point numbers, including rounding errors, subnormals, and the behavior of NaNs and infinities.

Free Textbook on Engineering Thermodynamics

5 2DcAf 2026-04-26 15:59:54 UTC thermodynamicsbook.com Prefix Share 2

This textbook offers a clear, progressive introduction to thermodynamics, tailored for university students and future engineers eager to understand the physical principles behind engines and refrigeration systems. It begins from the basics and progressively covers all the important concepts: With 59 fully-commented, step-by-step calculation examples and 96 problems with solutions, this book ...

Mahjong: A Visual Guide

167 iamwil 2026-04-26 02:59:54 UTC themahjong.guide Llama Share 48

A mahjong set has 136 tiles with 34 unique designs, four of each, and honor tiles. A winning hand is 4 sets + 1 pair, totaling 14 tiles, with the pair called the "eyes".

Mine, a Coalton and Common Lisp IDE

66 Jach 2026-04-26 11:59:54 UTC coalton-lang.github.io Llama Share 2

mine is a new IDE for Coalton and Common Lisp that aims to make these languages more accessible to beginners. It's a single-download application with a user-friendly interface and features like hot-reloading and on-the-fly debugging.

Flickr: The first and last great photo platform

235 Nrbelex 2026-04-25 22:59:54 UTC petapixel.com Llama Share 128

Flickr remains a unique online community for photography enthusiasts, offering robust features and a sanctuary from algorithm-driven content. Its Pro subscription provides benefits like unlimited storage, ad-free galleries, and exclusive savings, justifying the cost for many users.

OpenAI Privacy Filter

263 tanelpoder 2026-04-25 20:59:54 UTC openai.com Llama Share 53

OpenAI releases Privacy Filter, a small model for detecting and redacting PII in text, designed for high-throughput privacy workflows and context-aware detection. It achieves state-of-the-art performance on the PII-Masking-300k benchmark and can be fine-tuned for different data distributions and privacy policies.

Terra API (YC W21) Hiring: Applied AI Strategist(Health Intelligence)

0 2026-04-26 07:59:54 UTC ycombinator.com Llama Share

Apply to Terra API with a single profile, using market research to identify sharp opportunities in AI × health. Analyze user needs, product patterns, and market trends to inform Terra's roadmap and GTM strategy.

Using coding assistance tools to revive projects you never were going to finish

317 speckx 2026-04-25 16:59:54 UTC blog.matthewbrunelle.com Llama Share 201

The user tested Claude Code with a personal project, a shim between YouTube Music and OpenSubsonic API, and found it helpful in implementing the project from scratch. The user was able to get a working service in a short evening, but still has concerns about relying too much on AI coding assist and losing skills.

The Free Universal Construction Kit

355 robinhouston 2026-04-25 16:59:54 UTC fffff.at Llama Share 81

The Free Universal Construction Kit is a set of adapters that allows children's construction toys to work together, promoting creative play and hybrid designs. The Kit is a grassroots remedy for proprietary toy systems, available for free download and 3D printing.

The route from Prussian military headquarters to Gary Gygax’s basement

59 jger15 2026-04-26 04:59:54 UTC asteriskmag.com Llama Share 9

Jon Peterson discusses the history of wargames and their evolution into tabletop role-playing games, highlighting key figures and innovations such as Georg Venturini and the Reisswitzes' Kriegsspiel. The conversation also touches on the influence of wargaming on modern tabletop games, including Dungeons & Dragons, and the ongoing debate about the role of rules and agency in game design.

My .config Ship of Theseus

26 jacobwiseberg 2026-04-26 10:59:54 UTC shift1w.com Llama Share 10

User created a customized terminal setup using neovim, tmux, and zsh, leveraging AI tools like OpenCode for a hyperpersonalized experience. This setup allows them to stay close to their code and feel comfortable scaling AI usage, despite being slower than their professional tools.

The Super Nintendo Cartridges (2024)

130 offbyone42 2026-04-26 00:59:54 UTC fabiensanglard.net Llama Share 19

The Super Nintendo had various enhancement chips, including the SA-1, CX4, and GSU-1, which improved performance and added features to games. These chips were used in a total of 72 games.

The Joy of Folding Bikes

228 pavel_lishin 2026-04-25 19:59:54 UTC blog.korny.info Llama Share 160

I recently started using a folding bike, a Brompton, which has greatly improved my commuting experience. It's convenient, durable, and cost-effective, paying for itself in just 28 weeks.