JPEG Compression

JPEG uses a human perceptual bias to separate brightness from color, reducing color detail without degrading visual fidelity. It applies the discrete cosine transform, quantizes coefficients, and uses entropy coding to store a compact image description.

Write up of my homebrew CPU build

https://willwarren.com/2026/03/12/building-my-own-cpu-part-3-from-simulation-to-hardware/cover.jpeg
The user built a prototype of a computer called WCPU-1 using a breadboard and encountered several issues including backwards LEDs, floating address lines, and EEPROM glitches, but eventually got it working at 1 MHz with 256 bytes of RAM. The user plans to create a final version of the computer on a single PCB, remove the Arduino, and add features such as an overflow flag and debouncing ...

Mistral AI Releases Forge

https://cms.mistral.ai/assets/920e56ee-25c5-439d-bd31-fbdf5c92c87f
Mistral AI's Forge system allows enterprises to build AI models grounded in their proprietary knowledge, enabling them to train models on internal data and align AI with their unique operations. Forge supports continuous adaptation and enables organizations to build models that reflect institutional intelligence, operate within their domain context, and evolve alongside their knowledge and processes.

A Decade of Slug

https://terathon.com/blog/decade-slug/slug_algorithm.svg
The Slug Algorithm, developed in 2016, renders fonts directly from Bézier curves on the GPU, achieving high-quality results and robustness. The algorithm's patent has been dedicated to the public domain, allowing anyone to freely implement it without a license.

Celebrating Tony Hoare's mark on computer science

https://bertrandmeyer.com/wp-content/upLoads/word-image-6935-3.png
Tony Hoare was a renowned computer scientist who made significant contributions to the field, including the Quicksort algorithm and Hoare logic.

Microsoft's 'unhackable' Xbox One has been hacked by 'Bliss'

https://img.youtube.com/vi/FTFn4UZsA5U/maxresdefault.jpg
A hacker revealed a "Bliss" exploit that can hack the Xbox One, a previously "unhackable" console. The hack uses voltage glitching to compromise the console's security, allowing for unsigned code loading and game decryption.

Show HN: Pgit – A Git-like CLI backed by PostgreSQL

https://raw.githubusercontent.com/ImGajeed76/oseifert-data/master/data/blog/images/pgit-compression-ratio.png
pgit is a Git-like CLI backed by PostgreSQL that outcompresses git gc --aggressive on 12 out of 20 repositories while making the entire history SQL-queryable. An AI agent produced a full codebase health report on Neon's repo in under 10 minutes using pgit's SQL interface and built-in analyses.

Python 3.15's JIT is now back on track

https://fidget-spinner.github.io/media/jit-on-track/brrr-20260317.png
The CPython JIT project has achieved its performance goals for macOS AArch64 and x86_64 Linux, with 11-12% and 5-6% speedups respectively. The project's success is attributed to a combination of luck, the right people, and effective software engineering practices, including breaking down complex problems and encouraging new contributors.

More than 135 open hardware devices flashable with your own firmware

Hardware you own, software you choose. Buy a board, flash your firmware, and build exactly what you need. Browse ESP32, Zigbee, LoRa, and smart home devices with full specs, pinouts, and firmware compatibility.

The pleasures of poor product design

https://substackcdn.com/image/fetch/$s_!nTbf!,w_2400,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F66467e13-77e6-4667-b7f3-4778b53a2928_1206x688.jpeg
Katerina Kamprani created The Uncomfortable, a project featuring deliberately inconvenient everyday objects, to express herself and have fun. The project has evolved over 15 years, with Kamprani creating around 50 designs, mostly digital renderings, and a few real-world prototypes.

Ndea (YC W26) is hiring a symbolic RL search guidance lead

https://ndea.com/media/images/ndea-og-image-jobs.jpg
Ndea is hiring researchers/engineers for deep learning in search guidance, focusing on neuro-symbolic AI. To apply, send an email with impressive work, relevant experience, or referrals to [email protected].

Have a fucking website

https://www.otherstrangeness.com/wp-content/uploads/2026/03/someone-please-tell-me-where-this-image-comes-from-v0-on5002nlkxyd1.jpeg-e1773478577120.webp
Websites are essential for businesses and creators as they provide control and permanence, unlike social media platforms that can change rules or delete accounts. Having a website allows you to own your content and reach clients directly through email, which is less susceptible to being taken away.

Get Shit Done: A meta-prompting, context engineering and spec-driven dev system

https://camo.githubusercontent.com/72affc23c3947efd63ebca61203c3fefd828a84db50e08b75c59f52b17191bbc/68747470733a2f2f6170692e737461722d686973746f72792e636f6d2f7376673f7265706f733d676c6974746572636f77626f792f6765742d736869742d646f6e6526747970653d44617465
GSD is a meta-prompting system for Claude Code and other AI tools that helps build projects consistently and efficiently. It uses context engineering and spec-driven development to ensure high-quality results.

Show HN: Sub-millisecond VM sandboxes using CoW memory forking

https://raw.githubusercontent.com/adammiribyan/zeroboot/main/demo/demo.gif
A user uses the ZeroBoot API to execute a Python script that prints random numbers. The API uses Firecracker to boot a VM and pre-load the runtime, with a working prototype but not production-ready.

Forget Flags and Scripts: Just Rename the File

Programs can read their filenames to extract configuration, making them self-contained, portable, and instantly shareable. Renaming the file changes its behavior, eliminating the need for setup or instructions.

A tale about fixing eBPF spinlock issues in the Linux kernel

https://rovarma.com/_astro/nosamples.DZkoIK7z_Z2lGOse.webp
The developers of Superluminal, a CPU profiler, encountered a kernel freeze issue while capturing performance data on a Fedora 42 machine with kernel 6.17.4-200, which they were able to reproduce on a physical machine. After narrowing down the issue to a minimal eBPF repro, they discovered that the freeze was caused by an interaction between two eBPF programs using the rqspinlock, which ...

Unsloth Studio

https://unsloth.ai/docs/~gitbook/image?url=https%3A%2F%2F3215535692-files.gitbook.io%2F~%2Ffiles%2Fv0%2Fb%2Fgitbook-x-prod.appspot.com%2Fo%2Fspaces%252FxhOjnexMCB3dmuQFQ2Zq%252Fuploads%252FxV1PO5DbF3ksB51nE2Tw%252Fmore%2520cropped%2520ui%2520for%2520homepage.png%3Falt%3Dmedia%26token%3Df75942c9-3d8d-4b59-8ba2-1a4a38de1b86&width=768&dpr=3&quality=100&sign=a663c397&sv=2
Unsloth Studio is a no-code web UI for training, running, and exporting open models locally. It supports multi-GPU inference, various models, and data recipes, with a beta version available for testing.

Why AI systems don't learn – On autonomous learning from cognitive science

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Researchers propose a learning architecture inspired by human and animal cognition, integrating two learning modes and a meta-control system. This framework aims to adapt to dynamic environments across evolutionary and developmental timescales.

Aggregated File System (AGFS), a modern tribute to the spirit of Plan 9

https://opengraph.githubassets.com/b9fe72cf9e277ce833c0e671c7dadb182366622a75ee0a4de4654a7705271e2b/c4pt0r/agfs
Aggregated File System (Agent FS) - Everything is a file, in RESTful APIs. A tribute to Plan9. When coordinating multiple AI Agents in a distributed environment, agents need access to various backend services: message queues, databases, object storage, KV stores, and more. The traditional approach requires writing specialized API calls for each service, meaning agents must understand many ...

Review of Microsoft's ClearType Font Collection (2005)

https://typographica.org/typo.jpg
Microsoft commissioned six new fonts optimized for ClearType rendering, including Constantia, Cambria, Corbel, Candara, Consolas, and Meiryo. These fonts are designed for on-screen reading and take advantage of ClearType's capabilities, but may not be ideal for print use.

Honda is killing its EVs

https://techcrunch.com/wp-content/uploads/2025/02/honda-logo.jpg?w=1024
Honda has halted its electric vehicle programs citing US tariffs and Chinese competition, but lacks a viable EV strategy. This move will put Honda behind in electric drivetrains and software-defined vehicles, potentially leading to its decline in the automotive industry.

It Took Me 30 Years to Solve This VFX Problem – Green Screen Problem [video]

Leviathan (1651)

Thomas Hobbes wrote Leviathan in 1651, dedicating it to his friend Sidney Godolphin. He argues that a commonwealth is an artificial man, created by art, with the sovereign as its artificial soul.

Electron microscopy shows ‘mouse bite’ defects in semiconductors

https://news.cornell.edu/sites/default/files/styles/breakout/public/2026-03/semiconductor_defects.jpg?itok=JfiuHYNx
Cornell researchers used high-resolution 3D imaging to detect atomic-scale defects in computer chips. This method could improve debugging and fault-finding in modern electronics, including phones, AI data centers, and quantum computing.

Launch HN: Kita (YC W26) – Automate credit review in emerging markets

Carmel and Rhea, founders of Kita, automate credit review for lenders in emerging markets using VLMs to extract financial data from messy documents. Kita's document intelligence product, Kita Capture, is free to try and aims to improve lending workflows through automation and fraud detection.

I Simulated 38,612 Countryle Games to Find the Best Strategy

https://stoffregen.io/_nuxt/cardinal_direction_greece.DVljzecs.webp
The user created a solver for the geography game Countryle using feedback from the game to narrow down the search space and determine the most informative next guess, using a combination of modules including direction, temperature, and population. The solver was able to reach the target country in 2.85 guesses on average and identified Libya as the best starting guess, but further ...

SSH has no Host header

https://blog.exe.dev/assets/ssh-proxy-tuple.svg
We have a challenge with shared IPv4 addresses for multiple VMs on exe.dev, where SSH connections have no equivalent of a Host header. We use a pool of public IPv4 addresses and user-public key tuples to uniquely identify and route SSH connections to the correct VM.

Ryugu asteroid samples contain all DNA and RNA building blocks

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Launch an autonomous AI agent with sandboxed execution in 2 lines of code

The AgentExecutor pipeline from OnPrem.LLM creates autonomous agents for complex tasks using various tools, with options for cloud and local models. Custom tools can be defined as Python functions or callables for enhanced functionality.

Edge.js: Run Node apps inside a WebAssembly sandbox

https://wasmer.io/_next/image?url=https%3A%2F%2Fcdn.wasmer.io%2Fblog-images%2Fedgejs-safe-nodejs-using-wasm-sandbox-a03fe75b.png&w=1920&q=75
Wasmer's Edge.js is a JavaScript runtime that safely runs Node.js workloads for AI and Edge computing, preserving full Node compatibility and isolating unsafe parts of execution using WebAssembly. Edge.js aims to provide fast startup and runtime speeds comparable to other serverless providers, with a goal to make it the most friction-less and efficient runtime for Node workloads in sandboxed ...