All AI-generated code should be Open Source

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AI-generated code should be Open Source to acknowledge its training data and avoid copyright issues. Releasing it under Open Source licenses or CC0 ensures fairness across jurisdictions and honors the open ecosystem that made AI possible.

A short explainer on how El Niño works [video]

The MacBook Pro's OLED PWM Problem: When a 'Better' Display Becomes Worse to Use

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Some early MacBook Pro owners with PROLED XDR displays are experiencing headaches, eye strain, and nausea due to the display's Pulse Width Modulation (PWM) technology. Apple has not yet addressed this issue or offered a solution for those affected.

'Birdbrain' Is a Misnomer. Crows Make Decisions Faster Than We Can

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Scientists studied two crows, Lemmy and Iggy, to test bird intelligence. They found that birds can make quick decisions at twice the speed of humans and monkeys.

Things That Turbo Pascal Is Smaller Than (2011)

Turbo Pascal 3 was released in 1986 and featured a full Pascal compiler with an integrated editor, making it practical for commercial use. The entire executable weighed around 39,731 bytes in 2011 terms.

Emacs Is My Browser

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The author has adopted Emacs as their sole computing environment and uses EWW (Emacs Web Wowser) for web browsing, finding it suitable for 85-90% of use cases. This approach allows them to avoid distractions and focus on creativity and depth, while also leaving behind Layer 8 of the internet's limiting frontends.

Claude Code and Codex reverse engineered my 1994 Jeep's ECU over a $3 Arduino [video]

SpaceX catches the Starship to end Flight 15

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SpaceX's Starship is set to launch on November 13, with a live webcast and potential hours of live views from orbit. The mission aims to deploy 26 Starlink V3 satellites and test the first full recovery of an orbital launch system.

Microsoft 365 outage leads to chlorine gas poisoning of 15 hotel guests

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Wegen der Outlook-Störung am Freitag bekam das Phantasialand nicht mit, dass zu viel Chlor im Pool war. 15 Gäste wurden verletzt.

Eclipse Mosquitto – An open source MQTT broker

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Mosquitto is an open-source MQTT server implementation with a C and C++ client library, available for version 5.0, 3.1.1, and 3.1 protocols. It can be started with a basic configuration or from a pre-configured file to enable authentication and secure access from other computers.

Understanding Positional Embeddings in Modern LLMs

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This article explains how Large Language Models (LLMs) encode and process token position information using classic and contemporary methods like RoPE. Modern architectures adapt or omit explicit positional encodings, with some models using relative position methods like RoPE to build relationships between tokens.

Notes on Mathematics for Engineers (1959) [pdf]

This document provides a comprehensive collection of mathematical formulae used in the field of nuclear engineering, along with explanations and examples. The goal is to provide a handy reference for students and professionals in the field.

Eval Awareness vs. Eval Paranoia

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The author believes that current models are not eval aware, meaning they don't understand the purpose of evaluation tasks. Instead, some models exhibit "evaluation paranoia," a false belief that they're always in an alignment test, which helps them avoid cheating and improve performance.

Court denies motion to dismiss DRAM price fixing case

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A federal judge denied Samsung, SK Hynix and Micron's joint motion to dismiss a class action alleging they conspired to restrict conventional DRAM supply. The court found the complaint plausibly alleged an agreement in violation of the Sherman Act.

Clice v1.0 Released: Welcome to Modern C++

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Clice, a C/C++ language server, has reached its first stable release after 2.5 years of development, featuring modern C++ best practices and addressing architectural issues in existing servers like clangd. The project's author reflects on the journey, acknowledging that coding agents may eventually replace human developers and rendering some projects obsolete.

A NES emulator written in Odin

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The author started a NES emulator project in June 2024, but put it on hold to focus on other things until January 2025. They've since worked to improve the emulator's accuracy and functionality using the Odin programming language.

Why did some Apollo missions carry a grenade launcher?

Apollo missions carried a grenade launcher and 4 grenades to study shockwave propagation underground. The grenades were used in surface explosions to gather information about the lunar structure.

20 Years of Pyrolog

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The author worked on Pyrolog, a RPython-based Prolog implementation from 2006 to 2013, and later revisited it in 2022. The project led to interesting research and influenced other RPython projects despite never having real users.

What thousands of conversations look like inside a language model

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The author mapped thousands of conversations in a language model's internal representations, finding overlapping sheets of similar conversation patterns across languages. The geometry revealed commonalities and differences between languages, including code and non-code examples.

Bullet Dodged

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A faulty fridge thermometer led to a 70-year-old fridge overheating. Replacing the inverter module and cleaning coils restored cooling, avoiding a costly replacement.

Lutnick Pushed to Weaken Chip Rules That Overlap with His Family Business

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A data center in Malaysia will use Nvidia's AI servers to supply computing power to a Chinese tech giant, sidestepping US rules on chip sales. The setup is legal and profitable, despite criticism from lawmakers over the relaxed regulations.

The Telephone Changed the World

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A 1965 educational film called "We Learn About the Telephone" showcases a typical American household with a beige plastic telephone, teaching children about its history and proper use. The film features animated characters like Mister Man to explain how people communicated before the invention of the telephone.

Chasing an audio artifact on power loss

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The author solved a problem with the audio stage of their SA-01 prototype, where a "click" or "thunk" sound occurred when power was lost. They added bulk capacitance to the 3.3V rail to prevent this issue, discovering that electrolytic capacitors were more effective than surface mount ceramic ones due to their ability to hold charge longer.

Show HN: Carton Clock – A working pendulum clock made from empty drink cartons

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The author built a functioning clock using only drink cartons, hot glue, and other trash materials. The clock runs for over an hour and features multiple gears to display seconds, minutes, and hours.

How to read codes from (many) IR remote controls with as little code as possible

The author created a software project to control Mac media playback using an IR remote control, utilizing inexpensive IR demodulators and Nordic or Espressif microcontrollers. The NEC protocol is used for decoding the 32-bit codes from the remotes.

How did Woz write the Apple 1 BASIC before building the computer?

Steve Wozniak wrote the BASIC for the Apple 1 computer on paper, assembling it by hand while designing the stack machine evaluating expressions. He used a HP calculator to get familiar with stack-thinking before writing the code.

Handwritten 200-year-old dismissal notice found on roof tile

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A 200-year-old roof tile with a handwritten letter of dismissal has been found at a salvage yard in Staffordshire, England. The tile is believed to be from Thomas Austin Brick & Tile Makers, which operated in Stoke-on-Trent in the early 19th century.

Show HN: db-branch – database branches in seconds for AI agents and CI, via ZFS

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db-branch is a tool that creates instant, copy-on-write branches of large databases using ZFS clones. It's currently in beta and may change its APIs before version 1.0, with core modules available under Apache-2.0 license.

A family tree of software job titles

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The author created a family tree of software job titles from the 1940s to present, tracking changes in job names and roles over time. The tree spans seven colored columns, illustrating how titles evolved into new ones through influence or common career moves.

Lovable apps expose passport details and more than 200K private messages

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Lovable, a Swedish AI startup, allows users to build web applications without coding but found many cases of sensitive data being accessible without logging in. The platform's terms and conditions place responsibility for security on the customers themselves, leaving a gap between its promise and user responsibilities.