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Cook: Colliding with the SHA prefix of Linux's initial Git commit

Published: 2024-12-30 | Origin: Hacker News

The discussion revolves around a past event involving an individual named Case, who reportedly connected a personal WiFi router at a conference in San Diego to manipulate tracking databases. The original poster, mricon, mentions that this behavior aligns perfectly with Case's character. There's a humorous follow-up where mricon corrects a previous misstatement, mistakenly referring to someone named Kees as Case. Another commenter, Cyberax, humorously refers to the situation as an example of "namespace collision." The conversation highlights

I Wrote a Game Boy Advance Game in Zig

Published: 2024-12-30 | Origin: Hacker News

The Game Boy Advance (GBA) is a unique gaming console featuring a modern 32-bit ARM CPU while sticking to an old-fashioned tile-based rendering system reminiscent of the NES. It's a notable example of Nintendo's continued use of tile-based graphics, utilizing advanced features like affine transformations and sprite effects. The author, having a preference for simpler programming, decided to create their project for the GBA instead of the more complex Nintendo DS. Drawing from their extensive experience with puzzle games, they chose to develop

"A Course of Pure Mathematics" – G. H. Hardy (1921) [pdf]

Published: 2024-12-30 | Origin: Hacker News

The content is a portion of a PDF document structured with various objects corresponding to sections and chapters. It includes references to the front matter, boilerplate, transcriber’s notes, contents, and multiple chapters (I to X). Each section and chapter is identified using GoTo commands that allow navigation within the document, indicated by their respective object numbers. However, the specific details or text of these chapters and sections are not included in the provided content, as it appears to be a metadata representation rather than the

Dissecting Puma: Anatomy of a Ruby Web Server

Published: 2024-12-30 | Origin: /r/ruby

Puma is the leading web server for Ruby applications, particularly as the default server for Ruby on Rails. With over 15 years of history and compatibility across three major Ruby versions, it showcases robust design choices. It operates as a preforking, multi-threaded HTTP 1.1 server for Rack-compatible Ruby programs. This article aims to explore Puma’s internals, trade-offs, and interesting aspects for those interested in how HTTP servers function, socket programming, or Ruby web server design. A

Shmøergh Hog – The making of a simple analog synth

Published: 2024-12-30 | Origin: Hacker News

The creators of the Hog, a simple analog synthesizer designed for live performance, have finalized its first version, which features reworked circuitry and enclosure. Inspired by the limitations encountered with an earlier prototype, the Hog focuses on usability in a band setting, offering high-quality sound with a straightforward design that contrasts with the complexity of modern synthesizers. The project was a two-year collaboration between the author and their friend Flame, both of whom work in tech and are learning as they go. They aim to make

Dumping Memory to Bypass BitLocker on Windows 11

Published: 2024-12-30 | Origin: Hacker News

The article discusses a method for bypassing BitLocker encryption on Windows 11 (version 24H2) by extracting full volume encryption keys (FVEK) from memory. This can be achieved using a tool called Memory-Dump-UEFI if an attacker has physical access to the device. The attacker can force a system restart to dump the RAM, which may contain sensitive FVEK keys. However, the memory contents degrade quickly when power is lost, so techniques like cooling the RAM or

Very fast synchronous and asynchronous C++ logging library

Published: 2024-12-30 | Origin: /r/programming

The author expresses deep personal significance in their C++17 logging library, viewing it as a crucial part of their development as a software craftsman. Despite the abundance of logging libraries available, they emphasize their pride in the project's journey of growth, perseverance, and learning. The library represents not just technical achievement but also their passion for craftsmanship and ongoing self-improvement. They acknowledge that perceptions of quality may vary but remain committed to the values embodied in their work, focusing on the process and evolution inherent in development

AutoKitteh: Durable workflow automation in just a few lines of code

Published: 2024-12-30 | Origin: /r/programming

AutoKitteh is a developer platform designed for workflow automation and orchestration, providing a code-based alternative to no/low-code platforms like Zapier and Workato. Users can write workflows in vanilla Python while benefiting from durable execution capabilities based on Temporal. The platform can be self-hosted or accessed via a cloud offering and serves various functions including DevOps and productivity tasks. Key features include: - Scalable server for building and managing workflows. - An API-first design with services available via gRPC

Collection of insane and fun facts about SQLite

Published: 2024-12-30 | Origin: /r/programming

SQLite is the most widely used database, with over a trillion instances in active use, maintained by three people who do not accept external contributions. It is believed to be more utilized than all other database engines combined and ranks among the top five most deployed software modules. The company behind SQLite, Hwaci, has an interest in music as well. SQLite was developed by D. Richard Hipp while creating software for the USS Oscar Austin, a Navy destroyer. He sought a solution for a database that functioned

pglocklogger: real-time log of blocked processes in PostgreSQL

Published: 2024-12-30 | Origin: /r/programming

The document emphasizes the importance of user feedback and addresses how to create a log of blocked processes in PostgreSQL. It highlights the challenges of diagnosing locking issues with PostgreSQL logs and introduces a tool designed to provide live information about blocked transactions, including details about what those transactions are attempting to do. This tool aims to improve system observability by making it easier for users to understand the current state of activity related to locks, which is crucial for troubleshooting issues effectively. The document also mentions that locks in PostgreSQL

Writing Custom Software For Smart Bluetooth IoT Devices By Reverse Engineering On Mac And iPhone

Published: 2024-12-30 | Origin: /r/programming

The article discusses the increasing prevalence of smart devices that use Bluetooth Low Energy (BLE) technology, highlighting the challenges faced when using these devices due to immature software and reliance on multiple smartphones. The author, an indie developer, expresses interest in reverse engineering the BLE protocol to create a custom app for various Apple platforms (macOS, iOS, iPadOS, watchOS, and tvOS) using Xcode and Swift with SwiftUI. The focus will be on developing for Mac, known for its

The Cognitive Style of PowerPoint [pdf]

Published: 2024-12-30 | Origin: Hacker News

The content you provided appears to be a raw excerpt from a PDF file, which includes metadata and binary stream data that is not human-readable. Key elements include: - The document's metadata without specific author, title, or subject information. - Creation and modification dates, both set to February 15, 2008. - Page structure and resources such as fonts, but the actual text content is encoded and compressed, preventing direct comprehension. Overall, it consists of technical details related to the PDF format used

ts_sms: Short Message Compression using Large Language Models

Published: 2024-12-30 | Origin: /r/programming

The ts_sms function operates like ts_zip, utilizing a specialized padding system that is compatible with arithmetic coding, which eliminates the need for explicit encoding of the message length.

New release of actual_db_schema: UX improvements & full automation

Published: 2024-12-30 | Origin: /r/ruby

Failed to fetch content - HTTP Error - Failed to open TCP connection to :80 (Connection refused - connect(2) for nil port 80)

India's food shortage filled American libraries

Published: 2024-12-30 | Origin: Hacker News

In 1996, Ananya Vajpeyi, a doctoral student, discovered the extensive South Asia collection at the University of Chicago's Regenstein Library, which houses over 800,000 volumes related to the region, making it one of the premier collections globally. This remarkable accumulation of South Asian literature resulted from the PL-480 program, a U.S. initiative from 1954 known as Food for Peace. It allowed countries like India to purchase U.S. grain using local currency, which helped

Nvidia bets on robotics to drive future growth

Published: 2024-12-30 | Origin: Hacker News

The Financial Times offers a subscription service starting at $75 per month, providing complete digital access to their quality journalism on any device. Subscribers can cancel anytime during the trial period. A year-long subscription is available at a discounted rate of 20% off if paid upfront, with options tailored for organizations that include exclusive content. Terms and conditions apply, and the service has over a million readers.

Hidden Costs of Over-Abstracting Your Codebase

Published: 2024-12-30 | Origin: /r/programming

The article discusses the pitfalls of over-abstraction in software development, emphasizing that while clean and reusable code is appealing, excessive abstraction can complicate projects. The author reflects on their early career experience of creating a universal API client intended to simplify requests for various services. However, this endeavor turned into a maintenance challenge rather than a solution. The piece aims to share insights on avoiding similar mistakes in software development. ITNEXT is described as a platform for IT developers and software engineers to connect and share knowledge.

I keep turning my Google Sheets into phone-friendly webapps

Published: 2024-12-30 | Origin: Hacker News

During the pandemic, the author and their spouse began ordering more takeout to support local restaurants while managing their dish load. They found that popular delivery apps like DoorDash and Uber Eats weren't the best choice for supporting these businesses, leading them to prefer ordering directly from restaurants. Additionally, they wanted to diversify their takeout options and avoid repeating the same meals. To organize their takeout choices, the author created a shared, user-friendly webapp using Glide, a no-code tool that transforms spreadsheets into applications

Concurrencia en Erlang parte 3

Published: 2024-12-30 | Origin: /r/programming

El texto discute las limitaciones de Erlang en el ámbito de la programación y la resolución de problemas que requieren un alto procesamiento de datos, como los algoritmos numéricos. Si bien Erlang es eficiente para problemas que se pueden descomponer en entidades lógicas independientes que permiten un escalado casi lineal (por ejemplo, servidores de chat o sistemas de mensajería), no es adecuado para situaciones que requieren operaciones secuenciales centralizadas. Se utiliza la analogía de un centro

Created a simple Config API for C++ and Raylib! (Feedback much appreciated)

Published: 2024-12-30 | Origin: /r/programming

The content discusses Circ, an interpreter for raylib-compatible configuration files (with a .circ extension), aimed at simplifying the management of environment variables for advanced graphical applications. Version 0.0.1-alpha introduces a straightforward configuration language, allowing users to store variables (including doubles, strings, objects, and arrays) in plain text files. Variables are assigned with a "$" prefix and a colon for values. The Circ config loader API can parse these files, converting key-value pairs into a map for