Test-Driven Development with LLMs: Fun and Profit

2025-01-16

This blog post explores a novel approach to Test-Driven Development (TDD) leveraging Large Language Models (LLMs). The author demonstrates how LLMs significantly enhance TDD efficiency by generating unit tests and code implementations based on specifications, iteratively refining the code and reducing debugging overhead. An automated workflow integrating IDE, terminal, and chat interface is also presented to further boost productivity. While acknowledging the inherent unreliability of LLMs, the author emphasizes the importance of human review and supplementary test cases to mitigate risks. The approach is best suited for well-structured projects, prioritizing low cognitive load to promote maintainable code.

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VW's Budget EV, ID. EVERY1, to Launch with Rivian Software

2025-03-18
VW's Budget EV, ID. EVERY1, to Launch with Rivian Software

Volkswagen unveiled the ID. EVERY1, an ultra-cheap electric vehicle set to launch in 2027 with a starting price of €20,000. Significantly, the ID. EVERY1 will be the first VW vehicle to utilize Rivian's software and architecture, a result of a $5.8 billion joint venture between the two companies. This collaboration aims to reduce development costs and enhance VW's competitiveness in the EV market, while providing Rivian with crucial funding and business diversification. The ID. EVERY1 represents VW's push into a wider market segment, with a goal of becoming the world's leading high-volume electric vehicle manufacturer by 2030.

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Tech

Scsh Manual's Author's Self-Deprecating Acknowledgements

2025-01-08

Olin Shivers, author of the Scsh reference manual version 0.6.7, offers a darkly humorous take on acknowledgements. He satirizes his colleagues, students, parents, and department chair, confessing his reliance on Prozac and Jack Daniel's to get through the day, hinting at the stress and dissatisfaction he faced during the manual's creation. The entire acknowledgement is filled with negativity and self-deprecation; it's less a thank you and more a sardonic commentary on the academic environment and his personal circumstances.

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The Graveyard of Game Assets: A Plea for Reuse

2025-01-29

Game developer Garry Newman recently posted about the wasted potential of assets from failed games. Many games, despite years of development, fail to achieve commercial success, leading to their abandonment. Newman highlights the significant amount of high-quality sound effects, models, and animations that are simply discarded. He proposes a solution: developers with unused assets from defunct projects should consider sharing them for reuse in platforms like Garry's Mod or S&box, giving these assets a new life and preventing waste.

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5MB in 1966: The Story of 62,500 Punched Cards

2025-02-19
5MB in 1966: The Story of 62,500 Punched Cards

In 1966, storing a mere 5MB of data required a staggering 62,500 punched cards—a stark contrast to today's instant access to vast information. Each card held a few hundred bytes, and loading 5MB took four days. This compares dramatically to modern flash drives and cloud computing. Giant mainframe computers, primarily used by governments and large corporations, relied on this system. The shift from punched cards to magnetic tape and hard drives marked a giant leap in computing technology, highlighting the incredible progress made in modern computing.

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Liquid Shape Distortions: Free Psychedelic Animation Generator

2025-03-17
Liquid Shape Distortions: Free Psychedelic Animation Generator

Liquid Shape Distortions is a free, browser-based psychedelic animation generator that creates psychedelic art using liquid motion, distortion, shadows, and light. Inspired by drum & bass/acid techno music and 90s rave posters, this tool can be used to create art for music videos, concert posters, stylized animations in creative projects, or simply enjoyed alongside music. Users can utilize hotkeys and a control menu for randomization, pausing/playing, screenshots, video export, music playback, and customization of canvas size, animation speed, patterns, and colors. The animation is created with WebGL shaders, resulting in unique art each time it's run. This open-source project is free for personal and commercial use.

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Formalizing a Linear Algebra Proof with Lean

2025-01-24
Formalizing a Linear Algebra Proof with Lean

This article details the author's experience formalizing a simple theorem about the linear independence of eigenvectors in linear algebra using the Lean proof assistant. The article explains Lean's syntax, the use of the Mathlib library, and how automation tools simplify the proving process. The authors explore improving and generalizing the theorem and introduce Mathlib's version control and community collaboration. Finally, the article looks ahead to the role of proof assistants and AI in future mathematical research.

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Development Lean proof assistant

OCaml's Powerhouse Ecosystem: Dune & Essential Libraries

2025-02-25
OCaml's Powerhouse Ecosystem: Dune & Essential Libraries

This article showcases key components of the robust OCaml ecosystem. Dune (formerly Jbuilder) is a composable build system; Base replaces OCaml's standard library for improved performance and portability; Core extends Base with enhanced functionality; Async enables asynchronous programming; Bonsai builds declarative, incremental state machines; Incremental facilitates self-adjusting computations; Base_quickcheck provides randomized, property-based testing; and Patdiff is a diff tool optimized for code and config files. Together, these libraries form a powerful foundation for OCaml development, boosting efficiency and code quality.

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Development

Modernizing Web UI Controls: The Open UI Community Group's Mission

2025-03-12
Modernizing Web UI Controls: The Open UI Community Group's Mission

Web interactivity stems from HTML's form and UI controls. However, since HTML5, complex web projects require more powerful UI control capabilities, leading developers to rely on JavaScript frameworks. This results in poor accessibility, slow page speeds, and other issues. The Open UI Community Group aims to improve HTML, CSS, JavaScript, and Web APIs to empower developers to build modern custom user interfaces. Their goal is to make web UIs more flexible, efficient, and accessible.

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Development

Trinity Desktop Environment R14.1.3 Released: Lightweight, Efficient, and Ideal for Older Hardware

2024-12-13

The Trinity Desktop Environment (TDE) project team has released version R14.1.3, a lightweight, free desktop environment designed for users who prefer a lean and efficient experience. This release supports various Linux distributions, BSD, and DilOS, boasts low system requirements, making it ideal for older hardware. R14.1.3 includes numerous improvements, such as XDG Desktop Portal API integration, a new touchpad settings module, new themes and color schemes, and support for various applications and programming languages like Python 3.13. The project encourages donations to support its continued development.

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Qubes OS Templates: Secure, Efficient VM Management

2025-01-13
Qubes OS Templates: Secure, Efficient VM Management

Qubes OS utilizes a template system for managing virtual machines, enhancing security, storage efficiency, and boot speed. Each template shares its root filesystem, with applications running and storing data within qubes. Updating a template automatically updates all qubes based on it after a restart. Software should be installed in templates, not app qubes. Qubes offers templates based on Fedora, Debian, and more, plus community templates. Users can install, update, uninstall, or switch templates via command-line or GUI tools. Uninstall warnings are normal. Switching templates requires updating all qubes based on the old template. Template security is crucial; install software only from trusted sources.

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zxc: A Powerful Terminal-Based Intercepting Proxy Built with Rust, Vim, and tmux

2025-04-03
zxc: A Powerful Terminal-Based Intercepting Proxy Built with Rust, Vim, and tmux

zxc is a terminal-based intercepting proxy written in Rust, leveraging the power of tmux and vim as its user interface. It provides robust capabilities for intercepting, modifying, and forwarding network requests. Supporting HTTP/1.1 and WebSockets, zxc features history logging, request replay, and addon integration (e.g., ffuf and sqlmap). Users interact via vim commands and keybindings, customizing interception rules and encoding/decoding requests and responses. Extensibility through custom addons allows for integration with additional tools.

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Development network proxy

Hexagonal Architecture in Rails: A Path to Decoupling

2024-12-13
Hexagonal Architecture in Rails: A Path to Decoupling

This article explores implementing Hexagonal Architecture (Ports and Adapters pattern) in Rails applications. The author initially struggled with the pattern until realizing that 'adapter' directly refers to the Gang of Four Adapter Pattern. The article details inbound and outbound ports, and how adapters decouple application logic from external services (databases, logging, email, etc.). Rails controllers can serve as HTTP adapters, but the author stresses avoiding direct ActiveRecord usage. Instead, custom repositories access data, improving decoupling and maintainability. The article concludes by encouraging Rails developers to adopt Hexagonal Architecture for more robust and maintainable applications.

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Ledger Co-founder Kidnapped, Ransom Demanded in Crypto

2025-01-25
Ledger Co-founder Kidnapped, Ransom Demanded in Crypto

David Balland, co-founder of cryptocurrency hardware wallet firm Ledger, and his wife were kidnapped from their home in France. The kidnappers demanded a cryptocurrency ransom, and Balland suffered injuries during the 24-hour ordeal. French police successfully rescued both victims. The incident highlights the security risks faced by executives in the cryptocurrency industry, and underscores the dual nature of cryptocurrency's value and risk.

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Tech ransom

F-35: A Pricey Subscription Service or Military Might?

2025-03-20
F-35: A Pricey Subscription Service or Military Might?

The F-35 fighter jet isn't just a weapon; it's a subscription service to the US-led defense ecosystem. Buying an F-35 entails not only a hefty upfront cost but also continuous reliance on the US for software updates, intelligence support, and maintenance. Strained relations with the US can result in these services being cut off, rendering the F-35 practically useless, as seen with Turkey. Some nations like Japan and Israel have sought greater autonomy by developing indigenous modifications and upgrades. The decision to purchase the F-35 forces a difficult trade-off between advanced military capabilities and strategic autonomy.

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Tech

Ikemen GO: An Open-Source Fighting Game Engine in Go

2025-03-19
Ikemen GO: An Open-Source Fighting Game Engine in Go

Ikemen GO is an open-source fighting game engine written in Go, offering backwards compatibility with M.U.G.E.N version 1.1 Beta while adding numerous new features. Pre-built binaries are available for Windows, macOS, and Linux, with nightly builds also provided. Comprehensive documentation covers building, debugging (using Goland or VS Code), and cross-compilation with Docker. The engine's source code is MIT licensed, with certain assets under CC-BY 3.0.

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Game

From Hand-Coding HTML to Zola: My Blog Migration Journey

2025-02-12

Clayton Ramsey shares his experience migrating his personal blog from hand-coded HTML to the Zola static site generator. Initially, he found hand-coding HTML manageable, but the repetitive tasks of handling math formulas (using MathML), code highlighting, and maintaining navigation bars became overwhelming. He switched to Zola, leveraging a Python script to convert LaTeX to MathML, ultimately automating the deployment process. While encountering challenges with GitHub Actions' YAML configuration, he found the migration significantly improved efficiency and lowered the barrier to writing new posts.

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Development blog migration

Exbody2: High-Fidelity Whole-Body Motion Mimicry in Humanoid Robots

2024-12-18

Researchers have developed Exbody2, a generalized whole-body tracking framework enabling humanoid robots to perform expressive motions with human-like stability. Trained in simulation using Reinforcement Learning and then transferred to the real world, Exbody2 decouples keypoint tracking from velocity control. It leverages a privileged teacher policy to distill precise mimicry skills, achieving high-fidelity replication of dynamic movements such as running, crouching, and dancing. Experiments on two humanoid platforms demonstrate superior performance compared to state-of-the-art methods, providing practical guidelines for advanced whole-body control in humanoid robotics.

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The Right to Root: Why You Should Own Your Devices

2025-01-13

This article argues for a "right to root" – the consumer's right to install and modify software on any computing device they own outright, regardless of form factor. The author contends that manufacturers' restrictions, justified by security concerns, are anti-consumer, stifle competition, and lead to shorter device lifespans and limited repair options. Using Apple devices as a prime example (comparing the open nature of MacBooks to the closed nature of iPads), the article discusses potential legal solutions and emphasizes that manufacturers should bear the burden of proving the necessity of hardware locks, except in cases like critical medical devices.

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Boeing 777 Model Crafted from Manila Folders

2024-12-27
Boeing 777 Model Crafted from Manila Folders

Luca Iaconi-Stewart spent years painstakingly creating a 1:60 scale model of a Boeing 777-300ER airliner, using only manila folders. The project, born from a high school architecture class, showcases his mastery of paper's versatility. From initial simple designs to an incredibly detailed final product, he utilized Adobe Illustrator to design intricate parts, then meticulously cut, assembled, and glued them together. This stunning creation involved extensive research, design, printing, and assembly, demonstrating incredible craftsmanship and attention to detail.

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ggwave: A Tiny Data-over-Sound Library

2025-02-25
ggwave: A Tiny Data-over-Sound Library

ggwave is a lightweight open-source library enabling communication of small amounts of data between air-gapped devices using sound. It employs a simple FSK-based transmission protocol with a bandwidth of 8-16 bytes/sec, incorporating error correction codes for robust demodulation. Applications range from IoT and audio QR codes to device pairing. The library is cross-platform, offering examples and easy installation across various systems. Users can leverage different audio backends based on their needs.

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Development data transmission

Mirascope MCP Server: Securely Integrating LLMs with Local Services

2025-02-01
Mirascope MCP Server: Securely Integrating LLMs with Local Services

Mirascope's MCP (Model Context Protocol) Server lets you expose resources, tools, and prompts to LLM clients via a standardized protocol. This article demonstrates building a simple book recommendation server using MCP, showing how to register tools, resources, and prompts. It details two definition styles: decorator and function-first. MCP Server supports various features, including synchronous and asynchronous functions, flexible configuration options, and compatibility with standard Mirascope tools and prompts, enabling secure and reliable integration between LLM clients and local services.

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Development

Apple's Closed Ecosystem Holds Back AI-Powered iOS Development

2025-02-19
Apple's Closed Ecosystem Holds Back AI-Powered iOS Development

A veteran iOS developer laments Apple's closed-source ecosystem, hindering its ability to compete with AI-powered app building platforms like lovable.dev and a0.dev. The article highlights the complexities of iOS compilation, proprietary Xcode project formats, the closed-source nature of SwiftUI, and the challenges of deploying macOS servers at scale as significant roadblocks to developing robust AI-assisted iOS development tools. In contrast, Android's open-source nature provides a significant advantage in AI app development. The author argues that Apple's long-standing neglect of developer experience has ultimately left them behind in the AI race.

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Adaptable Text Editor 'ad': Blending Vim and Acme

2024-12-18
Adaptable Text Editor 'ad': Blending Vim and Acme

ad is a novel text editor that combines the modal editing interface of Vim and Kakoune with the extensibility approach of Plan9's Acme. ad allows users to execute text and serves as a playground for experimenting with implementing various text editor features. Currently, ad is stable enough and feature-complete enough to try out, though documentation is sparse and bugs may exist. ad's design philosophy blends Vim's modal editing, Emacs's mini-buffer, and Acme's editing commands and extensibility, aiming for a comfortable editing environment that supports direct interaction with external tools and programs.

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Boeing's Starliner Program: Over $2 Billion in Losses

2025-02-07
Boeing's Starliner Program: Over $2 Billion in Losses

Boeing reported a $523 million loss on its CST-100 Starliner program in 2024, bringing the total losses to over $2 billion. The losses are attributed to schedule delays, increased testing and certification costs, and higher post-certification mission costs. While NASA reported progress on resolving issues from a previous test flight, key problems, including thruster malfunctions, remain unresolved. The timeline for Starliner's next flight, whether crewed or uncrewed, remains uncertain.

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Tech

arXivLabs: Community Collaboration on New arXiv Features

2025-03-20
arXivLabs: Community Collaboration on New arXiv Features

arXivLabs is an open platform enabling developers to collaborate with the arXiv community to build and share new features directly on the website. Participants must adhere to arXiv's values of openness, community, excellence, and user data privacy. Have an idea to enhance the arXiv community? Learn more about arXivLabs!

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Development

Apple Paper Throws Shade on LLMs: Are Large Reasoning Models Fundamentally Limited?

2025-06-16

A recent Apple paper claims that Large Reasoning Models (LRMs) have limitations in exact computation, failing to utilize explicit algorithms and reasoning inconsistently across puzzles. This is considered a significant blow to the current push for using LLMs and LRMs as the basis for AGI. A rebuttal paper on arXiv attempts to counter Apple's findings, but it's flawed. It contains mathematical errors, conflates mechanical execution with reasoning complexity, and its own data contradicts its conclusions. Critically, the rebuttal ignores Apple's key finding that models systematically reduce computational effort on harder problems, suggesting fundamental scaling limitations in current LRM architectures.

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Quarto: Literate Programming Beyond R Markdown

2025-02-11

Quarto, built on Pandoc, elevates literate programming beyond R Markdown. It seamlessly integrates code (R, Python, Julia, etc.) with human-readable text using a simple Markdown syntax. Create rich documents with executable code blocks, figures, and tables, easily rendered into various formats (HTML, PDF, etc.). Customize your output with features like code folding and execution options for a polished final product. Quarto offers a powerful yet user-friendly approach to creating reproducible and shareable documents.

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Development

Boom Supersonic's XB-1 Breaks the Sound Barrier Silently

2025-03-04
Boom Supersonic's XB-1 Breaks the Sound Barrier Silently

Boom Supersonic's experimental supersonic jet, XB-1, successfully broke the sound barrier on its second flight, capturing stunning Schlieren photography of the shockwaves. Remarkably, the flight produced no audible sonic boom, a major breakthrough for the return of commercial supersonic travel. The XB-1 paves the way for Overture, Boom's planned commercial supersonic airliner, which boasts numerous pre-orders and aims to revolutionize air travel with faster, more efficient coast-to-coast flights by the end of the decade.

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Tech sonic boom
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