How LLMs work

https://www.0xkato.xyz/assets/transformer-pipeline.png
Modern LLMs use transformer blocks, tokenization, and embeddings to process text. They apply attention and feed-forward networks to generate text, using residual connections and layer normalization to stabilize the model.

The new bibliomaniacs

https://engelsbergideas.com/wp-content/uploads/2026/05/Rare-books.jpg
Young people raised in the digital age are seeking tangible connections to the past through rare book collecting, which has seen a 62 per cent growth in visitors from 2022 to 2026. The global rare book market is valued at over $7 billion with an expected growth rate above 6 per cent per year.

Pokemon Emerald Ported to WebAssembly (100k FPS)

Keyboard: arrows, Z=A, X=B, Enter=Start, Shift=Select.

Building Rust Procedural Macros from the Grounds Up

https://www.learnix-os.com/assets/ast.svg
As you may recall from the previous chapter, we used a proc-macro that was called bitfields. In this chapter, we are going to learn about Rust’s procedural macros and even implement one ourselves. Another great resource for this subject is the great video Comprehending Proc Macros by Logan Smith If you are familiar with procedural macros, syn and quote, and want to go straight to the macro ...

S&P 500 rejects SpaceX, also blocking entry for OpenAI and Anthropic

https://cdn.arstechnica.net/wp-content/uploads/2026/06/SpaceX-signage-640x427.jpg
SpaceX was denied accelerated entry into the S&P 500 stock market index due to its unprofitability and high debt load. The decision may be a relief to investors concerned about exposure to SpaceX's AI and speculative plans.

The intracies of modern camera lens repair (2024)

https://salvagedcircuitry.com/img/sigma-45mm/lg/20240307_114752.JPG
The user purchased a broken Sigma 45mm f/2.8 lens on eBay for a low price, but it had electrical issues and no electronic controls worked. The user successfully repaired the lens by replacing a blown fuse on the control PCB, which was likely caused by excessive current draw from the lens's motor controller.

New method turns ocean water into drinking water, without waste

https://www.rochester.edu/newscenter/wp-content/uploads/2026/05/inline-what-is-desalination-definition-ocean-water-2026-04-08_Guo_desalination_0129.jpg
Researchers at the University of Rochester developed a new solar-thermal desalination process that produces fresh water efficiently without leaving behind brine. The technology uses superwicking solar panels to extract nearly 100 percent of salts in solid form, potentially providing an abundant supply of table salt and precious minerals like lithium.

Pre-Modern Armies for Worldbuilders, Part I: Why They Fight

https://i0.wp.com/acoup.blog/wp-content/uploads/2026/06/277530001.jpg?resize=1024%2C696&ssl=1
To understand how military systems map onto societies, we need to consider factors such as whether the society is agrarian, whether it has a state, what kind of aristocracy it has, and how the peasantry and aristocracy relate to each other. The recruitment principle, which is the reason why individuals feel obligated to serve, can be based on entitlement, vocational, clientage, or employment ...

Mbodi AI (YC P25) Is Hiring Founding Machine Learning Engineer (Robotics)

https://bookface-images.s3.amazonaws.com/small_logos/ff64e6d141801dbac20dba751384bbd49f916a4a.png
Mbodi is building an embodied AI platform that enables robots to learn and operate like humans using natural language. The company is seeking an engineer to develop and deploy cutting-edge ML models and agentic AI systems for robot learning and behavior.

Ask HN: What was your "oh shit" moment with GenAI?

The user initially dismissed AI models like DALL-E and ChatGPT as parlor tricks but had a series of "Oh shit" moments as they realized the potential of these models to solve real problems and change their approach to development. These moments included using Claude code to generate a Zillow description, building a web tool to sort media files, and using AI to translate code and track down ...

Astronauts told to return to ISS after sheltering over air leak repairs

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The ISS crew has a plan to split into two groups in case of an emergency, with five crew members in the SpaceX Crew Dragon and two Russian cosmonauts in the Soyuz MS-28 spacecraft. The crew is prepared to leave at a moment's notice, with spacesuits on and engines ready.

pg_durable: Microsoft open sources in-database durable execution

https://opengraph.githubassets.com/af6e641b385d8f9836ab885ee554bb5612177e28ef614c4f6b1b0785e7bebc6e/microsoft/pg_durable
pg_durable is a PostgreSQL extension that provides durable execution of SQL workflows with automatic checkpointing and resume after crashes or restarts. It allows teams to define workflows in SQL and execute them reliably without external services.

Social Cache Busting

https://cdn.autodidacts.io/img/autodidacts/author/afroman.png
When interacting with public figures or others who often give canned responses, notice if you're getting a pre-prepared answer and try to ask a new or thought-provoking question to break the cache. This can lead to more interesting and original conversations.

Introduction – Rust for Python Programmers

Rust guide for Python developers covers basic syntax to advanced patterns, focusing on conceptual shifts from dynamic to static typing. Self-study format: work through Part I (ch 1-6), then Part II (ch 7-12), and finally Part III (ch 13-16).

Azure Linux Desktop

https://www.boxofcables.dev/content/images/size/w1200/2026/06/Screenshot-2026-06-06-031238.png
The user created a Windows app that boots a full Linux desktop in a window using Azure Linux 4.0, wslc, and Microsoft UI Reactor. The app uses wslc to run an OCI container with XFCE, and Reactor to build the WinUI 3 interface without any XAML files.

Did Claude increase bugs in rsync?

https://alexispurslane.github.io/rsync-analysis/images/github-issue.png
The rsync project's use of AI tool Claude led to a heated debate about reliability and maintainability, but analysis shows that the increase in bugs was due to a flood of AI-generated security issues, not Claude itself. The data suggests that the Claude releases are not significantly different from the project's historical distribution, and critics' claims of harm are based on a post-hoc ...

Gemma 4 QAT models: Optimizing compression for mobile and laptop efficiency

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We released Gemma 4 QAT checkpoints to make it more efficient on edge devices and consumer GPUs, reducing memory requirements while preserving quality. The new checkpoints use Quantization-Aware Training to minimize quality loss when compressing models.

Mouseless – keyboard-driven control of macOS/Linux/Windows

https://mouseless.click/img/social_icons/tux.svg
Mouseless allows for quick cursor control by typing coordinates, reducing strain and pain from repetitive mouse clicks. It provides an efficient solution for effortless cursor control, suitable for those who can't use mice.

Google will pay SpaceX $920M per month for compute

https://techcrunch.com/wp-content/uploads/2026/05/GettyImages-2259661359.jpg?w=1024
Google will pay SpaceX $920 million per month for access to 110,000 NVIDIA GPUs and related components from October 2026 to June 2029. The deal is a short-term agreement to meet surging demand for Google's AI products, with a cancellation clause and reduced fees if access is delayed.

The Smart TV in Your LivingRoom Is a Node in the AIScraping Economy

https://i0.wp.com/blog.includesecurity.com/wp-content/uploads/2026/05/proxynet.png?fit=1920%2C1080&ssl=1
Bright Data's SDK turns users' devices into residential proxies for AI training, scraping data from the internet without users' knowledge. The SDK is embedded in partner apps, including smart TVs, and can bypass VPNs and corporate network controls to execute scraping jobs.

The back cover of C++: The Language raises questions not answered by front cover

https://devblogs.microsoft.com/oldnewthing/wp-content/uploads/sites/38/2019/02/ShowCover.jpg
The user discusses a book cover that raises questions about the book's content, specifically a C++ book with JavaScript code. The user also criticizes a publisher, Larson and Keller, for using the same generic blurb for multiple books.

HISE – Toolkit for building VST plugins

https://hise.dev/Modules.webp
HISE is a free and open-source audio plugin framework that allows developers to create custom audio effects, synthesizers, and plugins with a visual programming environment and scripting language. It offers a dual-license model, allowing developers to release their projects under the GPL license for free or acquire a commercial license for proprietary projects.

My Agent Skill for Test-Driven Development

https://www.saturnci.com/images/jasonswett.jpeg
AI agents struggle to write good tests due to poor human examples and bad testing practices. Providing guidance like Kent Beck's Canon TDD or a personal TDD skill can improve test quality.

Zig Zen Update

https://codeberg.org/ziglang/zig/commit/!~codeberger~!.Gro%C3%9Fbetrug-F%C3%B6rdergemeinschaften.svg
Codeberg advises against AI scrapers and recommends contacting them if not a scraper. The text describes various Git commands and options for disk usage, maintenance, and refspecs.

Ten Years of Franz

https://meetfranz.com/blog/ten-years-of-franz/hero.webp
The founder of Franz, a communication app, shares its 10-year history, from a weekend prototype to a decade of development, and how it has evolved to meet user needs. The latest version, Franz 6, is a culmination of this journey, offering improved features and a focus on user experience and data privacy.

Meta Keeps Delaying the Release of Its New AI Model to Developers

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Gov.uk has replaced Stripe with Dutch provider Adyen

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The UK's GDS has replaced Stripe with Adyen as its payment processor for GOV.UK Pay, a three-year contract worth up to £25.3 million. The change will introduce new payment options and no loss in functionality for users.

Lockdown Mode

Lockdown Mode limits access to web and external services to reduce data exfiltration risk from prompt injection attacks. It's an optional security setting available for eligible personal and business accounts, disabling some features like live web browsing and image support.

Conventional Commits encourages focus on the wrong things

https://sumnerevans.com/profile_hu_ec6b45997520a46d.webp
The author argues that Conventional Commits is a flawed standard that prioritizes the wrong information in commit messages. It focuses on the type of change rather than the scope, which is more important for developers and end-users.

Tracing a powerful GNSS interference source over Europe

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
A space-based GNSS interference source has caused widespread interference in Europe, Greenland, and Canada since 2019. The source was identified as a constellation of Russian early warning satellites in Molniya orbits.