Adafruit: Arduino’s Rules Are ‘Incompatible With Open Source’
The article discusses the tensions between Adafruit's closed-source hardware and software policies, and the open-source ethos of the Arduino platform. It highlights the challenges faced by open-source projects when working with hardware vendors that impose restrictive licensing terms.
Avoid UUIDv4 Primary Keys
The article discusses the drawbacks of using UUID version 4 as primary keys in database tables, including performance issues and potential security risks. It suggests alternative approaches, such as using sequential integer IDs or UUID version 1, to address these concerns.
Roomba maker goes bankrupt, Chinese owner emerges
iRobot, the maker of the popular Roomba robot vacuum, has filed for Chapter 11 bankruptcy protection after over 35 years in business. The company cited supply chain issues and macroeconomic challenges as the primary reasons for its financial troubles.
Unscii
The article discusses the Unscii font, a high-quality monospace font designed for pixel art and retro gaming. It explores the font's creation, its unique features, and its applications in various digital mediums.
Arborium: Tree-sitter code highlighting with Native and WASM targets
Ask HN: What Are You Working On? (December 2025)
What are you working on? Any new ideas that you're thinking about?
Optery (YC W22) Hiring CISO, Release Manager, Tech Lead (Node), Full Stack Eng
Optery is hiring for various roles, including engineering, product, and design positions. The company focuses on developing privacy-preserving technologies to help individuals and businesses regain control over their personal data.
If AI replaces workers, should it also pay taxes?
The article discusses the potential impact of AI replacing human workers and the idea of AI systems paying taxes to offset the economic disruption. It explores the challenges and considerations around implementing such a tax system as automation continues to transform the job market.
$5 whale listening hydrophone making workshop
The article discusses the Dinacon 2025 conference, which focused on passive acoustic listening techniques for environmental monitoring. It highlights the conference's exploration of using sound recording devices to study natural habitats and animal behaviors without disrupting them.
Invader: Where to Spot the 8-Bit Street Art in London
The article explores the work of French street artist Invader, known for his iconic 8-bit-style mosaics found across London. It provides a guide to the various Invader artworks located throughout the city, offering a unique perspective on this artist's creative approach and the urban landscape.
Show HN: I wrote a book – Debugging TypeScript Applications (in beta)
The article provides strategies and techniques for effectively debugging TypeScript applications, including using the TypeScript compiler, leveraging IDE tools, and employing logging and debugging libraries to identify and resolve issues in TypeScript-based projects.
The Problem of Teaching Physics in Latin America (1963)
The article examines the history and challenges of science and technology development in Latin America, discussing the region's reliance on external knowledge, lack of sustained investment, and the need for comprehensive policies to foster domestic innovation capabilities.
The Java Ring: A Wearable Computer (1998)
The article discusses the JavaRing, an early wearable computer developed by IBM in the late 1990s. It explores the device's features, design, and limitations, as well as the challenges of incorporating computing technology into a ring-shaped form factor.
John Varley has died
The article is a tribute to the renowned science fiction author John Varley, who passed away in 2025 at the age of 78. It highlights Varley's significant contributions to the genre, his influential works, and the lasting impact he had on the science fiction community.
Common Rust Lifetime Misconceptions
This article addresses common misconceptions about Rust's lifetimes, explaining their purpose, the rules that govern them, and how they can be used effectively in Rust programming to ensure memory safety.
AI agents are starting to eat SaaS
The article discusses the rise of AI-powered agents that are beginning to encroach on the traditional Software-as-a-Service (SaaS) business model, as these agents can directly connect users to services and data, bypassing the need for SaaS platforms.
Rob Reiner has died
A trip through the Graphics Pipeline (2011)
This article provides an in-depth overview of the graphics pipeline, explaining the various stages involved in rendering 3D graphics, from vertex processing to rasterization and pixel shading, in a clear and accessible manner.
Hashcards: A plain-text spaced repetition system
HashCards is a plain-text spaced repetition tool that allows users to create and manage flashcards directly in their text editor. It provides a simple and efficient way to practice and retain information through a distributed, offline-first approach.
JSDoc is TypeScript
The article discusses the relationship between JSDoc and TypeScript, highlighting how JSDoc can be used to add type information to JavaScript code, effectively making it a precursor to TypeScript's type system.
CapROS: Capability-Based Reliable Operating System
The Whole App is a Blob
The article discusses the concept of the 'blob' in software development, where the entire application is treated as a single, monolithic unit. It explores the potential drawbacks of this approach and suggests alternative architectural patterns that may offer more flexibility and scalability.
Read Something Wonderful
Rio de Janeiro's talipot palm trees bloom for the first and only time
The History of Xerox
The article explores the history of Xerox, tracing the company's origins, technological innovations, and its rise to prominence as a leader in the photocopier industry. It highlights Xerox's pioneering work in developing groundbreaking technologies and its significant influence on the office equipment and information technology sectors.
Running on Empty: Copper
The article discusses the growing concern over copper supply shortages, which could impact the transition to renewable energy and electric vehicles. It explores the factors contributing to the supply crunch, such as rising demand, limited new discoveries, and production challenges, and highlights the need for increased investment and innovation to ensure a sustainable copper supply for the future.
Elevated errors across many models
The article discusses a recent incident where the status page for the AI language model Claude experienced a partial outage, leading to intermittent availability and delayed responses. The incident was quickly identified and resolved by the engineering team.
In the Beginning was the Command Line (1999)
The article discusses the history and use of command-line interfaces, highlighting their importance in computer science education and their continued relevance in modern computing environments.
An attempt to articulate Forth's practical strengths and eternal usefulness
The article discusses the programming language Forth, its history, and its unique approach to computing. It highlights Forth's simplicity, extensibility, and its use in a variety of applications, including embedded systems and scientific computing.
I'm Kenyan. I Don't Write Like ChatGPT. ChatGPT Writes Like Me
The article discusses the author's perspective as a Kenyan writer, highlighting the importance of maintaining cultural identity and authenticity in their writing, rather than conforming to perceived expectations or trends like ChatGPT-generated content.