Published: 2025-11-13 | Origin: Hacker News

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Published: 2025-11-13 | Origin: Hacker News

On November 12, 2025, Matthew Forsythe, Director of Product Management for Android App Safety, announced new developer verification requirements aimed at enhancing user safety on the Android platform. These measures are part of an ongoing effort to combat scams and digital fraud, which have become increasingly aggressive. The intention behind the early announcement was to engage with the community and address the concerns of different user groups, including students, hobbyists, and power users. Forsythe emphasized that keeping users safe is a

Published: 2025-11-12 | Origin: Hacker News

On November 12, 2025, Marble, a transformative multimodal world model for creating and interacting with 3D environments, was released for public use. Previously available to beta testers, Marble allows users to generate 3D worlds from various inputs, including text, images, videos, and basic layouts. Its expanded features enable fine-grained editing, exporting in different formats, and enhanced interactivity. Additionally, Marble Labs was launched as a creative hub for users to experiment and share ideas,

Published: 2025-11-12 | Origin: Hacker News

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Published: 2025-11-12 | Origin: Hacker News

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Published: 2025-11-12 | Origin: Hacker News

Project Euler is a collection of challenging mathematical and computer programming problems designed to engage users in solving complex issues through both mathematical insights and programming skills. It aims to provide a platform for learners eager to explore new concepts in an enjoyable manner. The audience includes students, adults with an interest in mathematics, and professionals aiming to enhance their problem-solving capabilities. Currently, it boasts over 1.3 million registered members globally, utilizing 113 programming languages to solve a diverse range of problems that encourage inductive learning.

Published: 2025-11-12 | Origin: Hacker News

The U.S. penny has officially been discontinued after 238 years, with the last coin minted in Philadelphia. President Donald Trump had announced the decision earlier this year due to the penny's production cost exceeding its value, as it costs nearly four cents to mint. Although the penny will remain legal tender, its removal from circulation is causing unexpected challenges, particularly for retailers who may need to round prices. Some businesses are struggling to manage the transition, with potential legal issues over rounding practices. The penny's discontinu

Published: 2025-11-12 | Origin: Hacker News

The author created a portable step-sequencer synthesizer as a birthday gift for their daughter, who was turning three. The synthesizer features four sliders that control the pitch of four notes in a looping sequence. This child-friendly toy aims to be tactile and creative, allowing sound to be produced without needing to hold down buttons. Inspired by a Montessori activity board received by their daughter at her first birthday, the author decided to embark on this project with no prior hardware experience, using it as an opportunity to

Published: 2025-11-12 | Origin: Hacker News

Perkeep, originally known as Camlistore, is an open-source system designed for managing and synchronizing data in the post-PC era. It supports various data types, including files, tweets, and large videos, accessible through phones, browsers, or FUSE filesystems. Currently, Perkeep is in active development, and users with technical skills can set it up and utilize its features, though they may encounter bugs and incomplete functionalities. The latest release, version 0.12 ("Toronto"), was

Published: 2025-11-11 | Origin: Hacker News

The .NET MAUI framework is being extended to support Linux and web browsers through an Avalonia-powered backend. This initiative has evolved from an experiment into a committed project, enabling MAUI applications to run on major desktop operating systems and in browsers. Users can experience a demo of a MAUI app running on WebAssembly, showcasing the capabilities of this early build. The Avalonia MAUI Backend allows developers to maintain a single MAUI codebase while enhancing performance and extending compatibility to additional platforms, including Linux

Published: 2025-11-11 | Origin: Hacker News

The content appears to be a navigation or overview section of a blog, providing various links and references. It includes options to access older posts, email the author, and follow the blog on Twitter and RSS. It lists a selection of related blogs and features quick reference sections showcasing activities in Outer London, waymarked walks, and an inner London toilet map. There is also an extensive archive of blog posts dating back to December 2010, organized by month and year. Overall, the content facilitates easy exploration

Published: 2025-11-11 | Origin: Hacker News

On November 11, 2025, the author, after receiving a flu vaccine at a pharmacy, had their blood pressure tested, which raised concerns for the pharmacist. As a result, the author was advised to wear a blood pressure monitoring device, specifically a Microlife WatchBP O3, for 24 hours to record measurements. The pharmacist disabled the display on the device to avoid causing stress. Curious about the device, the author researched it and attempted to download the accompanying software, Watch

Published: 2025-11-11 | Origin: Hacker News

On November 11, 2025, sunspot region 4274 produced a significant X5.1 solar flare, the strongest of its type since it emerged and the sixth strongest of the current solar cycle. This long-duration flare prompted a substantial coronal mass ejection (CME), characterized by an impressive coronal wave and notable coronal dimming. The CME is expected to arrive on Earth on November 13, potentially leading to a strong geomagnetic storm, prompting the NOAA SWPC

Published: 2025-11-11 | Origin: /r/programming

The provided content discusses the Go-lang-iter tools designed for simplifying the composition of complex asynchronous systems in Go programming. It emphasizes the importance of user feedback and offers a link to documentation for available qualifiers. The tool, Gliter, enables users to create async flows by defining data flow declaratively, thus alleviating concerns regarding race conditions, deadlocks, or goroutine leaks. It features capabilities for constructing branching async pipelines, managing worker pools, and configuring concurrency through various options, allowing for fine control over

Published: 2025-11-11 | Origin: Hacker News

The content discusses the limitations and potential improvements of terminal emulators in the context of modern computing. It highlights the outdated nature of current terminal infrastructure, rooted in design decisions from the 1980s. Julia Evans and Gary Bernhardt are quoted, emphasizing the need for comprehensive redesign rather than superficial fixes. The author notes that traditional terminal functions include input, which encompasses keystrokes and signals, and output, which involves ANSI Escape Sequences for formatting. While the author acknowledges the constraints of current terminals

Published: 2025-11-11 | Origin: /r/programming

The content discusses the challenges and importance of parallel computing in modern computing environments with multiple CPU cores. As traditional single-core performance improvements diminish, leveraging parallel processing becomes crucial. However, managing shared state across threads remains complex, and commonly used synchronization tools like mutexes and semaphores have not significantly advanced. The text introduces a practical example of a bank account system to illustrate synchronization issues faced when handling multiple concurrent operations, such as transferring money between accounts. The author provides example pseudo-code and emphasizes the need for

Published: 2025-11-11 | Origin: Hacker News

Knokke offers a modern 35 mm film scanner capable of digitizing an entire roll in minutes, capturing every frame at 4064 DPI with 48-bit color. It features high-quality custom optics and a state-of-the-art sensor for excellent performance at competitive pricing. The workflow is streamlined through its Korova software, compatible with Linux, macOS, and Windows, allowing users to customize scan settings for each frame and skip to specific frames for faster access. Key features include: - Backside

Published: 2025-11-11 | Origin: /r/ruby

Test-Driven Development (TDD) accelerates code delivery, minimizes errors, and provides quick feedback throughout the development process. A key component of TDD is the test double, which allows developers to test code with dependencies effectively. This content outlines the differences between five types of test doubles. 1. **Dummy**: A placeholder object or value required to satisfy a method’s parameters but not utilized during the test itself. Using dummies aids in meeting method signatures without focusing on their behavior during tests.

Published: 2025-11-11 | Origin: /r/programming

The author reflects on their journey into programming that began at age eight when they first attempted to hack Commodore-64 game intro screens. Initially overwhelmed by BASIC programming concepts, notably the equation "X equals X plus one," they dismissed the subject as nonsensical. Over the years, they engaged in gaming and tinkering until university introduced them to "The C Programming Language" book by Kernighan and Ritchie. Although they struggled to comprehend the material, they leaned into experimentation, leading to a

Published: 2025-11-11 | Origin: /r/ruby

The author, a freelancer, has recently been juggling multiple projects and struggling with work-life balance. Despite feeling overwhelmed by personal and professional challenges, they made progress, particularly with Papercraft, which has been updated to version 3.2.0, adding Tilt integration for Ruby template engines. The author prepared for a conference talk on Papercraft at Paris.rb, despite having little experience with public speaking. They aimed to focus on practical applications of functional programming in Ruby rather than theoretical discussions. However