Published: 2025-03-03 | Origin: Hacker News

In part 2 of the Hacking the Xbox 360 Hypervisor blog series, the author details their journey in finding and exploiting bugs within the Xbox 360 hypervisor, culminating in the creation of the “Bad Update” exploit. They emphasize the hypervisor's strong security, noting it had only encountered one significant software bug likely due to compiler issues. The author, having gained extensive experience as a security engineer over seven years, aimed to apply new techniques to hack the hypervisor, viewing it as

Published: 2025-03-03 | Origin: /r/programming

GoatDB is a real-time, version-controlled database designed for Deno and React, suitable for prototyping, self-hosting, and lightweight multi-tenant applications. It operates entirely client-side, eliminating the need for server-side indexing, and offers resilience through offline functionality, meaning clients continue to work even if the server fails. Key features include edge-native processing, real-time collaboration with automatic state synchronization, and a simple setup for server clusters. Examples of projects utilizing GoatDB include a minimalist todo app

Published: 2025-03-03 | Origin: Hacker News

Rivet, a new open-source, self-hostable serverless platform, is focusing on the potential of SQLite-on-the-server, particularly its advantages at scale. While many view SQLite as suitable for small-scale applications due to its simplicity and cost-effectiveness, Rivet's perspective highlights its strengths in larger, more complex systems. Traditionally, developers have appreciated SQLite for personal projects and lightweight applications, often enhancing it with tools for replication and high availability. However, the discussion shifts to the challenges faced by

Published: 2025-03-03 | Origin: /r/programming

Charkoal is a beta tool designed for visual note-taking within your Integrated Development Environment (IDE). It allows users to create an infinite canvas where they can make nodes, edges, and connections to code and other canvases, helping to enhance code understanding and organization. Users can save and commit their canvases like regular files, track tasks and ideas, and capture code-related symbols. The canvases can be linked and nested to represent complex concepts and can support various programming languages compatible with VS Code. Feedback

Published: 2025-03-03 | Origin: Hacker News

Taiwan Semiconductor Manufacturing Co. (TSMC) has announced plans to invest at least $100 billion in chip manufacturing in the U.S. over the coming years. This investment, revealed in a joint announcement with President Trump, will focus on expanding operations in Arizona, where TSMC intends to build three new chip plants, two chip-packaging facilities, and a research and development center.

Published: 2025-03-03 | Origin: /r/ruby

The post discusses issues with Signed Exchanges (SXG) prefetching, specifically related to mutable subresources and performance problems associated with large files. It emphasizes that maintaining subresources as unchanged over time is crucial for a good SXG experience. The author notes that certain issues persist, particularly with the prefetching of large images and some JavaScript chunks generated by Next.js. While Cloudflare can handle SXGs up to 8 MB, Google has a stricter limit of around 1044 KB

Published: 2025-03-03 | Origin: Hacker News

The post from March 2, 2025, discusses ongoing frustrations with software issues in Apple's ecosystem, particularly with the iPad Air 11" M2 running iPadOS 18.1. The author describes a workflow involving handwritten note-taking that consistently leads to overheating and lag after filling about one page of notes. Despite being a long-time Apple user who values their hardware-software integration, the author is disappointed with the recent performance of Apple’s own applications, including Notes and Freeform.

Published: 2025-03-03 | Origin: /r/ruby

This content presents a curated collection of episodes designed to aid in learning, featuring videos on technology, infrastructure, hardware, and software that are not instructional. Additionally, it includes articles and tutorials about software. The message encourages engagement and offers support while highlighting a quality resource for Ruby screencasts. It invites readers to ask questions or discuss topics of interest.

Published: 2025-03-03 | Origin: /r/programming

The author is writing a post about their opinions on Rust, specifically highlighting its implementation of sum types and inductive types. They express a strong appreciation for Rust's enums, which serve as an example of sum types that can take on one of multiple values, like a DayOfTheWeek enum. The author contrasts Rust with languages like C and C++, where the implementation of sum types is less efficient and more cumbersome, often requiring tagged unions and complex matching mechanisms. They mention Lean as a language with robust

Published: 2025-03-03 | Origin: Hacker News

A newly discovered fresco from the 1st century BC, known as a “megalography,” has been unearthed in a spacious banqueting room at Insula 10 of Region IX in Pompeii. This almost life-size frieze depicts the procession of Dionysus, the god of wine, featuring various figures such as bacchantes, satyrs, and an initiating woman with Silenus. The artwork encircles three sides of the room, while the fourth opens to

Published: 2025-03-03 | Origin: Hacker News

The content describes a creative idea for replacing a traditional scrollbar with an animated stick figure that walks alongside the page as the user scrolls. The first prototype has been completed, and the creator aims to develop additional characters, such as a skateboarder, rock climber, or squirrel. They also invite suggestions for more "scroll buddies." There's a warning included for users with vestibular motion disorders to enable their device's "reduce motion" feature, as the animation may be problematic for them. The remaining text

Published: 2025-03-03 | Origin: /r/programming

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Published: 2025-03-03 | Origin: Hacker News

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Published: 2025-03-02 | Origin: /r/ruby

The content discusses a UI component library built with Phlex, Tailwind CSS, and daisyUI, emphasizing the importance of user feedback and providing a link to the full documentation of available components. The library aims to enhance the experience of building frontend components in Ruby, addressing challenges in customizing styles and attributes. It proposes a framework for reusable components that balances generality and specificity, allowing for minimal styling that's easy to customize. The components utilize CSS slots and a simple theming system for easier management of styles

Published: 2025-03-02 | Origin: Hacker News

Solarpunk is a literary and artistic movement that envisions a sustainable future harmonized with nature and community. Its "solar" aspect symbolizes renewable energy and an optimistic rejection of climate pessimism, while "punk" highlights DIY and countercultural, post-capitalist approaches. As a subgenre of science fiction and art, solarpunk explores how humanity can tackle contemporary challenges, emphasizing sustainability, environmental impact, and climate issues. Solarpunk contrasts with cyberpunk by promoting rebellion through eco-friendly and

Published: 2025-03-02 | Origin: Hacker News

In preparation for a post about a recently rediscovered obscure piece of Mac history, the author is exploring old Apple-branded SCSI hard drives from the 1990s, specifically models made by Quantum and Conner. Many of these drives, such as the Quantum ProDrive models (LPS, ELS) and the Conner CP30175E, are showing signs of failure. Typically, the Quantum drives spin up but fail to initialize, while the Conner drive attempts to start multiple times

Published: 2025-03-02 | Origin: Hacker News

Tangled is a new social-enabled Git collaboration platform built on the AT Protocol, aiming to provide developers with complete code ownership and foster self-governing open source communities. It combines aspects of different decentralized collaboration models, utilizing "knots," which are lightweight servers allowing easy hosting of Git repositories. Users can self-host these servers or use managed ones provided by Tangled for free. The platform features a consolidated App View for seamless access to, cloning, and contributing to various repositories across the network. Although

Published: 2025-03-02 | Origin: Hacker News

On March 2, 2025, a developer discussed the common issue of "hallucinations" encountered while using large language models (LLMs) for coding, where the model invents non-existent methods or libraries. While this can lower developers' confidence in LLMs, the author points out that such hallucinations are less harmful compared to undetected errors that can arise in the generated code. Running LLM-generated code usually reveals these issues immediately, allowing for quick fixes. The author emphasizes

Published: 2025-03-02 | Origin: Hacker News

In 1993, Intel launched the Pentium processor, which featured a complex multiplier circuit specifically designed to multiply by three. This multiplier, part of the Pentium's floating-point multiplication system, is significant because it handles multiplication in a base-8 system, which is more efficient than binary. The process of multiplying by 3 is treated as a special case, requiring a fast circuit, as it bottlenecks the overall multiplication process. The article explores how the ×3 circuit incorporates advanced digital design

Published: 2025-03-02 | Origin: /r/programming

The article by Utkarsh Bansal explores the role of client-side storage solutions in modern frontend development, beyond just creating visually appealing interfaces. It discusses various storage options such as cookies and IndexedDB, emphasizing their strategic use to improve performance, security, and user experience. Cookies are small files used for managing authentication tokens or session IDs but are limited in data storage capacity (up to 4 KB). Their secure configuration with HttpOnly, Secure, and SameSite flags makes them suitable for session