Microsoft's 6502 BASIC is now Open Source (2025)

https://opensource.microsoft.com/blog/wp-content/uploads/2025/09/the-title-page-of-the-assembly-language-code-that.jpeg
Microsoft is releasing the 1976 6502 BASIC code under an open-source license, allowing coders to study and run it in modern systems. The code was originally written by Bill Gates and Paul Allen for the Altair 8800 and later adapted for the Commodore PET and Apple II.

Mastering Dyalog APL

The "Mastering Dyalog APL" book is being updated from Jupyter Notebooks for a more interactive learning experience. The online version is a work in progress with missing chapters and sections, but feedback and corrections can be given on GitHub or by email.

DeepSeek reasonix, DeepSeek native coding agent with high caching and low cost

Reasonix is a terminal-based AI coding agent for DeepSeek, engineered for prefix-cache stability. It's a free, MIT-licensed project with a paid DeepSeek API key.

Childhood Computing

The author's childhood computing experience began in the early 1990s at a school with a computer lab, where they learned to program in LOGO and played classic games like Moon Bugs and Space Invaders. The limited access to computers sparked creativity, leading to writing their own game, Andromeda Invaders, and a lifelong passion for computing.

Constraint Decay: The Fragility of LLM Agents in Back End Code Generation

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Large Language Model agents struggle with structural constraints in code generation, exhibiting a decline in performance as requirements accumulate. Agents perform better in minimal frameworks but poorly in convention-heavy environments, with data-layer defects being the leading root cause of errors.

I spent 50 hours drawing a line graph

https://www.dougmacdowell.com/images/hand-drawn-data-art-studio-asylum.webp
I used to live on a quiet hill with a great view of the city, but now I live downtown and work with databases. I spent 50 hours drawing a line graph by hand, learning to control line weight and style, and now I appreciate the process and art of hand-drawn data visualization.

I keep bouncing off the Scheme language

https://www.sicpers.info/wp-content/uploads/2026/02/iamleeg-_FO82FCD66EF46-01-1024x1024.png
The user has a hard time grasping Scheme due to an inconsistent approach and an ALGOL-based mindset. They want to contribute to the GNU Guix and GNU Shepherd ecosystem but need to overcome their familiarity with other programming languages.

The seed oil panic is hurting my cardiac patients

https://www.statnews.com/wp-content/uploads/2025/03/GettyImages-1393886138-768x432.jpg
A clinical dietitian argues that the seed oil panic is driven by misinformation and that evidence supports the health benefits of polyunsaturated fats. The real issue is ultra-processed food, not seed oils, which are often just one ingredient in a complex product.

Microsoft open-sources "the earliest DOS source code discovered to date"

https://cdn.arstechnica.net/wp-content/uploads/2026/04/86-DOS-artifact-and-IBM-PC.jpg
Microsoft released source code for the 86-DOS 1.00 kernel and PC-DOS 1.00 kernel, along with utilities like CHKDSK. The code was transcribed from paper printouts by the DOS Disassembly Group, a team of historians and preservationists.

Perceptual Image Codec: What Matters in Practical Learned Image Compression

https://apple.github.io/ml-pico/assets/spotlight_figure.png
PICO is a learned codec that provides 2.3-3 times bitrate savings and 20-40% savings against other codecs, while encoding and decoding images quickly. It offers cross-platform robustness and outperforms top ML-based codecs in speed and efficiency.
https://techcrunch.com/wp-content/uploads/2026/05/spam-7f0198d1a59491c8.jpg
Scammers are abusing Microsoft's system to send fake emails from [email protected], potentially tricking people into thinking they're genuine. Microsoft is investigating and taking action to strengthen its detection and blocking mechanisms.

Wake up! 16b

https://content.pouet.net/files/screenshots/00106/00106210.jpg
The user created a 16-byte x86 real-mode DOS assembly program called "wakeup" that uses the video memory as a calculation space to draw an infinite Sierpinski fractal and bangs the speaker with that geometry. The program's sound is created by XORing against the environment, resulting in a unique and sensitive output that is highly dependent on the hardware and BIOS version.

Swap tables, flash-friendly swap, swap_ops, and more

https://static.lwn.net/images/conf/2026/lsfmm/KairuiSong-sm.png
The Linux kernel's swap subsystem is being improved for better performance and maintainability, with goals to reduce overhead and optimize operations. A new virtual swap layer is proposed to abstract swapping and address issues like defragmentation and migration.

Silk: Open-source cooperative fiber scheduler

https://opengraph.githubassets.com/701c5d79a50ba644ef98c667c71d097a094efb0f4e989cb73cc7a2e502eebcf5/ClickHouse/silk
A cooperative fiber scheduler for Linux enables high concurrency with low overhead using lightweight stackful coroutines. It includes various features and benchmarks, such as io_uring integration and topology-aware work-stealing, and can be configured and built using CMake.

Predicting the 2026 Bristol Bay and Kodiak Salmon Runs

https://www.salmonfinder.com/assets/kenai-river.jpg
Bristol Bay and Kodiak Island sit at the heavy end of Alaska’s salmon map. Bristol Bay’s sockeye returns are measured in the millions, with peak weeks that move more fish in a few days than most rivers see in a season. Kodiak runs smaller in total volume but trades volume for variety — Chinook, coho, sockeye, and a powerful even-year pink cycle that completely changes the character of the ...

The C64 Dead Test Font

https://www.masswerk.at/nowgobang/images/dead-test-font-title.jpg
The “dead test” diagnostic cartridge of the commodore 64 uses an 8k ultimax cartridge with rom code at $e000–$ffff. the cartridge implements just 58 characters, without any reverse video characters or reverse image matrices. if we were to address any screen code beyond $39, we’d address the $aa fill area. there are no further character matrixe s implemented and no reverse images of these

Why is Vivado 2026.1 dropping Linux support for free tier?

Sorry to interrupt

DeepSeek to Make Permanent 75% Discount on Flagship AI Model

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Greg Brockman interview [video]

https://fs.blog/wp-content/uploads/2026/04/Screenshot-2026-04-22-at-1.33.24-AM-300x160.png
Greg Brockman, OpenAI's co-founder and President, shares the company's history and future in a rare conversation. He discusses AI, its impact, and the future of work in a podcast about mastering knowledge and insights.

Alexander Grothendieck Revolutionized 20th-Century Mathematics

https://www.quantamagazine.org/wp-content/uploads/2026/05/Grothendieck-cr-Mercedes-deBellard-Lede-scaled.jpg
Alexander Grothendieck revolutionized 20th-century mathematics with his work in algebraic geometry. He introduced schemes, a new way to study relationships between objects, and reoriented the field in radical new directions.

Converting an Integer to a Decimal String in Under Two Nanoseconds

Time to talk about my writerdeck

https://veronicaexplains.net/content/images/size/w160/2026/02/e7e8d217424253d8.jpg
The user converted an old laptop into a writerdeck, a dedicated writing device, by installing Debian in text mode, replacing the network stack with network-manager, and setting up neovim for writing. They also added features like tmux for terminal tiling, acpi for battery details, and light for backlight control, and set up automatic login and syncthing for syncing notes.

On The <dl> (2021)

https://benmyers.dev/images/on-the-dl/product-details.png
The HTML &lt;dl&gt; element represents a list of name-value pairs, which is a common UI pattern. It consists of &lt;dt&gt; for names and &lt;dd&gt; for values, allowing for semantic markup and improved accessibility.

Show HN: Git-based front-end interface for Hugo

https://opengraph.githubassets.com/395459298d9e7eaca959984b76eb5691a88179e5895fd7b7cb30918768f89be2/arashThr/hugo-flow
The application features a dual editor mode and image uploads, and is deployable via Docker and Docker Compose. It uses Next.js for optimization and can be served with Caddy.

Artificial egg hatched 26 healthy chickens

https://i.natgeofe.com/n/02645fa4-188d-4760-bdc1-ccda6ba3096a/Hatch_8.jpg
Colossal Biosciences claims to have created a synthetic eggshell, a crucial step towards de-extinction of species like the giant moa and dodo. The company's artificial egg system allows for direct observation of embryo development and could be scaled up to hatch extinct species.

My two-part desk setup (2025)

https://storage.ghost.io/c/ce/27/ce27a3ef-1519-4f17-a161-c8cdf7793306/content/images/size/w1920/2025/11/L1000757-1.jpeg
The user changed their desk setup to face the room instead of the wall, creating a more open and comfortable space. They also split their desk into a digital and analog side, allowing for a clear separation of work and personal activities.

The Art of Money Getting

https://kk.org/cooltools/files/2026/05/TheArtOfMoneyGetting.jpg
P.T. Barnum's book "The Art of Money Getting" offers 20 rules for success, emphasizing finding one's natural abilities and avoiding debt. Key principles include being the best at one's work, keeping income above expenses, and maintaining a good reputation.

My I3-Emacs Integration

User is customizing their i3 and Emacs setup to integrate keybindings and window management. They've modified i3 to pass key events to Emacs if it's focused, and added Emacs functions to send messages back to i3 for window movement and terminal launching.

Sales and Dungeons: Thermal printer TTRPG utility

https://sales-and-dungeons.app/snd_example_screenshot-DmLOr8Ea.png
Sales &amp; Dungeons is a free, open-source tool for creating customizable handouts and references for Dungeons and Dragons sessions. It allows users to generate random content and organize sessions with a grid, and is available on GitHub with a community-driven workshop.

Key, in sight – A guide, of sorts, to keyboard customization

https://aresluna.org/images/key-in-sight/ogimage.png
The user likes keyboards because they're effective and fun, but getting to keyboard mastery can be intimidating due to endless options and confusing software. To achieve keyboard mastery, the user recommends starting with a new keyboard or keypad, customizing it with software, and using tools like Keyboard Maestro to unify shortcuts and automate tasks.