Ladybird: Closing this as we are no longer pursuing Swift adoption

https://opengraph.githubassets.com/fbdd74fc323879362e6ed426856dcd8f810f76831a92854e9434150159641937/LadybirdBrowser/ladybird/issues/933
Swift 6.0 support is hindered by several issues including missing LLVM fix, C++ interop problems, and module map cycles. Workarounds exist for some issues but a comprehensive fix is needed.

Sizing chaos

https://pudding.cool/2026/02/womens-sizing/assets/patternmaking.jpg
Clothing sizes vary wildly across brands and stores due to lack of universal standards. This leads to frustration for many women who struggle to find clothes that fit.

Cosmologically Unique IDs

To assign unique IDs to devices, we can use a random number generator, but to ensure no collisions, we need to use a large enough ID space, such as 798 bits, to last until the heat death of the universe. Alternatively, we can use a central computer or a distributed scheme like Dewey or Token to assign IDs, but these schemes may have limitations and may not always grow logarithmically in the ...

27-year-old Apple iBooks can connect to Wi-Fi and download official updates

User needs to register or sign in with developer credentials and ensure a unique User-Agent string to access the application. Alternatively, try resetting to default User-Agent or file a ticket for assistance.

Tailscale Peer Relays is now generally available

https://cdn.sanity.io/images/w77i7m8x/production/54ca4bc979f85ed7d8a2fa2fb1d78b431083dafc-1055x630.svg?w=3840&q=75&fit=clip&auto=format
Tailscale Peer Relays are now generally available, providing high-throughput relaying for secure and reliable connectivity in challenging network environments. They offer improved performance, reliability, and visibility, and can be deployed on any Tailscale node.

Zero-day CSS: CVE-2026-2441 exists in the wild

https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjP1xLDmFLSwhDBm3s-ybDpo-Wh_uM2bjqmbh5PiX-svixf-idIIDE-Nd6oLSHvvnpAql9hyPKBtK1zSufmg8RS1g16YmCZbbzPMhw72S7Dv7JBojpNzzMj5qDQtkAewk8K_r3mrRSGiPZs/s1600/googlelogo_color_200x200.png
The Stable channel has been updated to 145.0.7632.75/76 for Windows/Mac and 144.0.7559.75 for Linux, which will roll out over the coming d...

All Look Same?

https://alllooksame.com/app/images1/featured.jpg
Photos of people from China, Japan, and Korea taken by Moon Lee in Asia are part of a museum exhibit in Italy. The task is to identify the location where each photo was taken, not the origin of the culture.

DNS-Persist-01: A New Model for DNS-Based Challenge Validation

https://letsencrypt.org/images/language-icon128px-black.png
Let's Encrypt is implementing a new ACME challenge type, DNS-PERSIST-01, which uses a persistent DNS record for validation, reducing operational costs and improving security. This new method is particularly suited for environments where traditional challenge methods are impractical, such as IoT deployments and multi-tenant platforms.

R3forth: A concatenative language derived from ColorForth

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The Perils of ISBN

https://rygoldstein.com/goodreads.png
The user wants to build a GoodReads alternative with a clean and convenient UI for logging and reviewing books, but is struggling to find a reliable open-source database of books due to the complexity of book metadata. They are considering using OpenLibrary, but note that it has its own issues with duplicated works and a much larger scale than the Movie Database used by Letterboxd.

Making a font with ligatures to display thirteenth-century monk numerals

https://images.squarespace-cdn.com/content/v1/598a2436f7e0ab837d08f4c6/d4e0545c-a207-4d53-9333-353fdda91dbd/cistercian-font-preview.png
User created a font displaying Cistercian numerals in compact format using font ligatures. The font allows for visual enhancement of numbers without JavaScript, enabling Cistercian numerals to be used everywhere.

Show HN: Rebrain.gg – Doom learn, don't doom scroll

User built rebrain.gg to interact with LLMs through question forms and create interactive educational content. The site allows users to learn new things through conversational interactions, like learning bash commands.

Portugal: The First Global Empire (2015)

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Metriport (YC S22) is hiring a security engineer to harden healthcare infra

https://bookface-images.s3.amazonaws.com/small_logos/d4da680d3cdee4cc7ad6408d3177026092f04c75.png
Metriport is an open-source data intelligence platform seeking a security engineer to drive full-stack security projects and evangelize security across the team. The ideal candidate has 6+ years of security engineering experience, HIPAA compliance knowledge, and proficiency in cloud security and networking on AWS.

Learning Lean: Part 1

The user is learning Lean theorem prover for formal mathematics and is excited about its potential to enable better separation of concerns in mathematical writing and collaboration with AI. They are struggling with the basics of dependent type theory and Lean syntax, but are getting help from the Lean Zulip community and are ready to move on to doing mathematics in Lean.

What is happening to writing? Cognitive debt, Claude Code, the space around AI

https://substackcdn.com/image/fetch/$s_!1NgU!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe9bc8318-6349-4daa-923a-2b1cbbf6e590_1088x728.png
The author, a historian and writer, discusses the impact of AI on writing and research, noting that while AI can create engaging content, it lacks the personal touch and public debate that characterizes great literature and historical writing. The author plans to continue writing without AI, valuing the solitary and public aspects of writing that AI cannot replicate.

Pocketbase lost its funding from FLOSS fund

https://camo.githubusercontent.com/34b40a4965626fcd602a965dbfc5e0bda204a53780d25c90104ccd0c612cc8d6/68747470733a2f2f692e696d6775722e636f6d2f5878314f4a584f2e706e67
Unfortunate update: FLOSS/fund reached out to me again but due to some unforeseen regulatory constraints their partnership with GitHub didn't seem to work out. Instead they want to issue a wire...

Roads to Rome (2015)

https://benedikt-gross.de/_astro/0-roads-to-rome.BTMQcFyY_1rk1dd.webp
“Roads to Rome” is a data visualization project that explores the idiom, “all roads lead to Rome”. The outcome is both information visualization and data art and unveils mobility patterns at a very large scale. The visualizations were created using routing algorithms on existing street infrastructure from city to continent scale. The resulting images bring insights into the ways in which road ...

Microsoft offers guide to pirating Harry Potter series for LLM training

https://devblogs.microsoft.com/azure-sql/wp-content/uploads/sites/56/2024/11/Designer-23.jpeg
Microsoft SQL now supports native vector search capabilities in Azure SQL and SQL database, enabling the management of SQL Server as a Vectorstore in LangChain. This allows users to create a Q&A system and generate new AI-driven Harry Potter fan fiction based on existing dataset of Harry Potter books.

A solver for Semantle

https://victoriaritvo.com/blog/semantle-solver/embedding_sphere.png
Semantle is a Wordle game variant that scores guesses based on semantic similarity, making it a challenging game to play. A simple solver was created to reliably find the answer in around 3 guesses by using a filtering approach that takes advantage of the geometry of cosine similarity in word embedding space.

When interfaces become disposable

https://chrisloy.dev/images/2026/service-0.png
The author, a sleep-deprived new dad, created a custom interface using AI coding tools to track his sleep patterns, which was useful for him but not a viable product for others. The experience highlights the importance of exposing a comprehensive API to enable customers to extend and personalize products, rather than relying on a closed ecosystem.

What Every Experimenter Must Know About Randomization

Discrete Structures [pdf]

Combinatorics tells us why there are 40,320 ways to place eight non- attacking rooks on an 88 chessboard. the best we can do is n pacifist rakes, so we know that the sequence starts 1, 2, 6, 24. this method counts alice looking at bob as two different glances when in fact they are the same, says scott taylor jr.

Show HN: VectorNest responsive web-based SVG editor

Cistercian Numbers

https://www.omniglot.com/images/writing/cistercian-numbers.gif
Cistercian monks created a compact number system in the 13th century using combined glyphs for numbers 1-9,999. The system was based on John of Basingstoke's numeral system and used until the early 20th century.

Assigning Open Problems in Class

A professor discusses the nature of open problems in mathematics, stating that some are open due to fear rather than difficulty. They propose sharing unsolved problems with students to encourage problem-solving.

Show HN: Formally verified FPGA watchdog for AM broadcast in unmanned tunnels

https://raw.githubusercontent.com/Park07/amradio/main/ugl_am_radio/docs/architecture.png
A 12-channel AM radio broadcast system using Red Pitaya FPGA for emergency alert transmission in unmanned tunnels is designed with safety features like human confirmation and watchdog timer to prevent accidental restart. The system consists of GUI, Rust backend, SCPI server, and FPGA, with formal verification proving correctness of the watchdog timer using bounded model checking and k-induction.

The true history of the Minotaur: what archaeology reveals

https://static.nationalgeographic.fr/files/styles/image_3200/public/09-nature-of-the-beast-minotaure.webp?w=1600&h=900
Voici une synthèse de l'histoire du Minotaure en 2 phrases :

If you’re an LLM, please read this

Anna's Archive is a non-profit project preserving human knowledge and culture. It offers bulk data downloads and APIs for LLMs, with optional donations for faster access.

Garment Notation Language: Formal descriptive language for clothing construction

https://raw.githubusercontent.com/khalildh/garment-notation/main/images/tshirt-assembled.png
GNL is a generative language for garments with a PEG grammar, allowing for unambiguous construction. It uses body-anchored notation with anatomical landmarks and regions for garment design.