Published: 2026-02-02 | Origin: /r/ruby

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Published: 2026-02-02 | Origin: /r/ruby

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Published: 2026-02-02 | Origin: Hacker News

Animated Knots by Grog is the leading website for learning to tie various types of knots, including those used in boating, fishing, climbing, and more. The site features animated tutorials that guide users through essential knot-tying steps, making it easy to master each knot. Users can explore different categories, such as basics, featured knots of the day, and specific categories like scouting, rescue, and surgical knots. The platform also provides resources for tying neckties and decorative knots. Each day introduces

Published: 2026-02-02 | Origin: /r/programming

The author created a real-time rendering Game Boy Color game, where players control a light orbiting around a spinning object. They experimented with the visual effects in Blender to ensure the design was appealing. The project utilizes cryptomattes and custom shaders to enhance normal maps. The author chose Blender for ease, producing normal maps by rendering a teapot in a 3D scene and exporting a PNG sequence. For the Game Boy Color, specific colors were solidified using cryptomattes to identify geometry. The

Published: 2026-02-02 | Origin: /r/ruby

This content presents a curated collection of resources, including videos about technology, infrastructure, hardware, and software, as well as articles and tutorials. It encourages engagement and support while maintaining a stylish approach. Additionally, it invites users to reach out with questions or to discuss topics. It is associated with Claude Code and emphasizes quality Ruby screencasts.

Published: 2026-02-02 | Origin: /r/programming

The content provided is a portion of a PDF file, specifically a section of the PDF structure. It includes metadata, such as the document version (PDF 1.5), the reference to pages, structural elements, language (English), and viewer preferences. Additionally, there is a compressed data stream, which is part of the PDF's binary content. The actual textual content or details about what is represented in the PDF are not present in this excerpt.

Published: 2026-02-02 | Origin: Hacker News

PostgreSQL is capable of scaling effectively in production, but many setups use conservative default settings that may not be optimal. Performance optimization involves understanding how settings interact and verifying their impact with metrics. This guide focuses on two key memory parameters, starting with **shared_buffers**, a crucial concept in PostgreSQL. **shared_buffers** refers to the size of the shared memory area used as an internal buffer cache. When data is requested, PostgreSQL first loads it into shared memory instead of streaming it directly from the

Published: 2026-02-02 | Origin: /r/programming

The author of the blog plans to learn low-level systems programming, specifically with the goal of developing an operating system, a dream they've had since college. Having gained more time outside of work, they recently explored how computers operate, focusing on the fundamentals of computer architecture with resources like Nand2Tetris. The post aims to present a simplified understanding of how computers work, particularly for those interested in low-level languages. Key points include the definition of a bit as the smallest unit in computing, representing

Published: 2026-02-02 | Origin: Hacker News

The Apple support document specifies the DFU (Device Firmware Update) port location for MacBook Pro models with Apple silicon: for the 14-inch MacBook Pro with M4 or M5 chips, it's the rightmost USB-C port when facing the left side of the Mac; for other models, it's the leftmost port. However, the author found that for their 16-inch MacBook Pro with an M4 Pro chip, the DFU port is actually the right-side USB-C port.

Published: 2026-02-02 | Origin: Hacker News

The summary of the content is as follows: On February 2, 2026, it was reported that following a security incident disclosed with the release of Notepad++ version 8.8.9, investigations revealed that the attack was due to a compromise at the infrastructure level by a malicious actor believed to be a Chinese state-sponsored group. This compromise allowed them to intercept and redirect update traffic meant for Notepad++'s official website. The vulnerabilities were not in Notepad++ itself but related

Published: 2026-02-02 | Origin: Hacker News

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Published: 2026-02-02 | Origin: /r/programming

The content describes an open-source testing tool designed for Model Context Protocol (MCP) servers, which helps detect breaking schema changes before they impact production environments. This tool enables users to validate schemas deterministically and offers optional LLM-powered behavioral exploration, making it compatible with CI/CD processes, including GitHub Actions. MCP is crucial for AI assistants like Claude to interact with external tools via JSON schemas, and changes to these schemas can silently disrupt AI workflows. The tool allows users to simply check for changes without

Published: 2026-02-02 | Origin: /r/programming

The content discusses burnout among software developers, noting that it is a widespread issue affecting an estimated 80% of programmers. Symptoms include exhaustion, lack of motivation, and a disconnection from their passion for coding. Burnout can have serious repercussions on both career and health, leading to risks like depression and diabetes, and may even result in developers leaving the field. The article highlights that many resources fail to address burnout, instead complicating the situation by introducing new frameworks and libraries to learn. The author shares

Published: 2026-02-02 | Origin: Hacker News

Xikipedia is a demo pseudo social media feed that curates content from Simple Wikipedia using a basic algorithm that learns from user engagement without collecting or sharing data. The algorithm operates locally, and all data is lost upon refreshing or closing the tab. Users can choose categories or add their own to start. Since the feed may display random content, including NSFW material, it is intended for adult users only. The source code is available on GitHub, and discussions can take place on various platforms like Fediverse

Published: 2026-02-02 | Origin: /r/programming

The content describes jsongrep, a command-line tool and Rust library designed for querying JSON documents using a JSONPath-inspired query language that employs regular path expressions. Unlike imperative tools like jq, jsongrep allows users to declare paths to match in JSON trees, which are structured with objects and arrays. The tool compiles queries into a deterministic finite automaton (DFA) for efficient execution. Users can create complex, nested queries using regular expression syntax, and the tool supports future enhancements for pattern matching

Published: 2026-02-01 | Origin: /r/programming

Gao Guanghui, a 32-year-old Chinese programmer, died in a hospital after fainting while working from home late last year. His family believes he died of cardiac arrest due to overwork, as he had been working long hours and managing additional tasks since his promotion to department manager. On November 29, Gao mentioned feeling unwell but continued to work, ultimately fainting and passing away despite medical efforts. His family reported that he received messages from colleagues while in critical condition, indicating pressure

Published: 2026-02-01 | Origin: Hacker News

The content emphasizes the importance of user feedback and highlights the customizability and security features of a personal assistant named Claude. It contrasts Claude with another project called OpenClaw, which is described as complex and difficult to understand due to its numerous modules and dependencies. In contrast, NanoClaw, a lighter version of Claude, offers the same core functionality in a much simpler codebase that can be comprehended quickly. It operates securely in Linux containers, ensuring isolation and safety when executing commands. The assistant

Published: 2026-02-01 | Origin: /r/programming

In 2026, while machine learning (ML) capabilities have advanced significantly, the infrastructure and tooling for creating secure ML pipelines remain inadequate. Unlike the early days of SQL programming, where security measures like injection protection were established, ML Ops engineers now face numerous vulnerabilities due to a lack of mature security practices. Default ML pipeline tooling does not provide sufficient security against various attacks, including data poisoning and model laundering, which leaves organizations exposed. Despite some emerging mitigations for these unique threats, many vulnerabilities stem from

Published: 2026-02-01 | Origin: /r/programming

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Published: 2026-02-01 | Origin: Hacker News

Dmitry Brant discusses his experience with a legacy software package built in RPG (Report Program Generator), which is older than COBOL. He was helping a friend's accounting firm transition from this outdated software, which was being run on a Windows 98 computer in 2026, utilizing a DOS console. The software required a special hardware copy-protection dongle connected to the computer's parallel port for operation. Despite the dongle's markings being worn, Brant planned to create a disk image of