Published: 2025-10-06 | Origin: /r/ruby

The content features several announcements related to developments in the Ruby programming community, including launches, discounts, and events. Highlights include: 1. **Launches**: - **Navigator**: A lightweight web server for multi-tenant applications by Sam Ruby, offering features such as on-demand process management and regional routing. - **DevvMe**: A platform to showcase and connect developers, prelaunched by Gustavo Valenzuela. - **Decoded Rails**: A newsletter launched by Omar

Published: 2025-10-06 | Origin: /r/ruby

The author discusses the often-overlooked `Random` module in the Ruby standard library, describing it as an invaluable tool for web application development, particularly when it comes to creating deterministic and testable environments. Unlike `SecureRandom`, which is tied to the operating system's entropy source and thus non-deterministic, `Random` uses the Mersenne twister algorithm to generate a sequence of pseudorandom numbers based on a seed. This makes `Random` particularly useful for applications that require repeat

Published: 2025-10-06 | Origin: Hacker News

Scribe OCR is a free web application designed for text recognition from images, proofreading OCR data, and creating fully-digitized documents. It operates entirely in the browser, ensuring user privacy as data isn’t sent to remote servers. Users can access the live site at scribeocr.com, and local instances can be run using npm commands. The application focuses on efficient proofreading, helping users enhance OCR accuracy from 98% to 100% by allowing easy error correction directly on the source images. Documentation for

Published: 2025-10-06 | Origin: /r/programming

The author discusses the recent implementation of a powerful control mechanism in their programming language, Lone. This development allows for future features such as exception handling and generators. The author reflects on their journey, detailing the complex growth of Lone with various data types and collections, and acknowledges a past avoidance of addressing iteration, despite having implemented some iteration primitives inspired by Ruby. The process involved leveraging the C compiler to handle iteration, but this approach highlighted a significant limitation in Lone's ability to control program flow, relying solely on

Published: 2025-10-06 | Origin: Hacker News

The author developed a script called "usbi" to check USB connections on macOS after finding that some USB cables are slow and not suitable for charging or data transfer. The script uses macOS's `system_profiler SPUSBHostDataType` command to generate cleaner, more manageable output. Initially written in bash with the help of AI, the script was difficult to maintain, leading the author to rewrite it in Go for better structure and ease of modification. This process took only ten minutes thanks to

Published: 2025-10-06 | Origin: Hacker News

The author reflects on the rapid advancements in large language models (LLMs) and their perceived complexity, emphasizing a desire to bridge the knowledge gap regarding the foundational attention mechanism in neural networks. They explored the seminal 2017 paper "Attention is All You Need" by Google Brain, which introduced the transformer architecture that revolutionized neural networks. This exploration led to a broader understanding of themes related to LLMs, including neural network generalization and the effectiveness of simple, scalable methods over more complex approaches.

Published: 2025-10-06 | Origin: /r/programming

Reactive programming can provide significant advantages for Python applications, such as reducing bugs, simplifying complexity, and enhancing maintainability. Despite these benefits, many Python developers shy away from using it, primarily due to misunderstandings about existing tools like RxPY, which is more suited for event streams than state management. This has led to cognitive overload when trying to manage state within applications. Reaktiv, a new tool for Python, simplifies the implementation of state-synchronous reactive programming—allowing automatic updates of derived values when

Published: 2025-10-06 | Origin: /r/ruby

In this issue of Hotwire Weekly, readers get a concise roundup of key topics: 1. **Turbo Streams**: Sid Krishnan discusses how Turbo detects and applies updates using `<turbo-stream>` tags. 2. **Updating UI with Turbo Frames**: Radan Skorić offers a Rails technique to update UI elements outside a Turbo Frame during a frame update with a helper method. 3. **Detecting Safari and iOS Versions**: Evgeniy Valyaev shares methods for

Published: 2025-10-06 | Origin: /r/ruby

On October 5, 2025, the team behind rubygems.org announced the launch of a new gem server for the Ruby community called gem.coop. The governance policies for the new server are being developed with Mike McQuaid from Homebrew and will be released shortly. Current RubyGems and Bundler versions are compatible with the new server, allowing Ruby developers to start using it immediately. The team has plans to introduce new features and functionality soon.

Published: 2025-10-06 | Origin: /r/ruby

The former RubyGems.org team has launched a new gem server for the Ruby community at https://gem.coop. Ruby developers can now switch their primary source to this new server, which is designed to be simple and secure. The server is fully compatible with the current versions of RubyGems and Bundler, with plans to enhance security and packaging speed. The term “Co-op” signifies a cooperative model similar to that of REI or credit unions, promoting sustainable and fair Ruby packaging. While

Published: 2025-10-06 | Origin: /r/ruby

Gem.coop is a new community-driven server for gems in the Ruby ecosystem, designed for fast and simple hosting while being compatible with Bundler. Developed by former RubyGems.org maintainers, it offers real-time updates for all gems published on RubyGems.org. The project's governance resembles that of Homebrew, with guidance from Mike McQuaid, and is open for contributions from the Ruby community. Users can easily start using gem.coop by modifying their Gemfile. The goal is to provide

Published: 2025-10-06 | Origin: /r/ruby

This blog post is part of a series titled "Hanami for Rails Developers" and focuses on helping Rails developers get started with Hanami without discussing its advantages. It contrasts the MVC structure in Rails with Hanami’s approach, which emphasizes a more distinct separation of concerns through its use of repositories, relations, and structs, leading to easier long-term maintenance. The post begins with how Hanami applications interact with databases, highlighting that, like Rails, Hanami supports database migrations using ROM (the chosen database

Published: 2025-10-06 | Origin: Hacker News

The Internet Archive is hosting a series of events in October to celebrate its work since 1996 in preserving online history through digital libraries, aiming to maintain access to websites for future generations. Events include a musical celebration featuring the Del Sol Quartet, which will honor the achievement of archiving one trillion web pages. Additionally, Sir Tim Berners-Lee and Brewster Kahle will engage in a discussion on the internet's evolution and the importance of the Internet Archive. A virtual Library Leaders Forum will also discuss

Published: 2025-10-06 | Origin: Hacker News

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Published: 2025-10-06 | Origin: Hacker News

The content discusses the widespread belief in the existence of a seahorse emoji, which many language models (LLMs) and users recall vividly, despite its actual absence. This belief is reflected in the confident responses from various AI models upon inquiry and is corroborated by numerous online discussions and materials suggesting its existence. The root cause of this misconception may lie in the training data of LLMs, which reflect popular human beliefs, or it could be a generalization based on the presence of other aquatic animal

Published: 2025-10-06 | Origin: Hacker News

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Published: 2025-10-05 | Origin: Hacker News

The content summarizes a book published by Addison Wesley in 1984, focusing on the MYCIN program, a notable example of artificial intelligence (AI) development. The book comprises 754 pages with references and illustrations, but it is now out of print. It presents a critical analysis of various experiments related to MYCIN over nearly a decade, emphasizing that progress in AI has largely stemmed from experimental practices rather than purely theoretical inquiries. MYCIN is highlighted as a program that exemplifies programmable

Published: 2025-10-05 | Origin: /r/programming

The Modular Engine for microVM Orchestration simplifies complexity by focusing on user intent, utilizing real interfaces like VFIO, virtio, and vsock to establish clear boundaries between the control plane and hardware. It emphasizes a design philosophy driven by principles rather than expediency, ensuring quality and integrity in its architecture. This approach marks a shift away from restricted scalability, advocating for broader access and control in virtualization technologies.

Published: 2025-10-05 | Origin: /r/programming

In October 2025, Dr. Andrew Walsh announced the release of 33,891 Epstein court documents by the Department of Justice, which were provided as image files lacking text search capabilities, complicating analysis for researchers and journalists. Dr. Walsh invested over 200 hours developing a searchable database utilizing modern AI/OCR technology, achieving this at a cost of $100 per month, significantly lower than typical enterprise expenses. He advocates for public documents to be easily accessible and searchable to enhance transparency. The project

Published: 2025-10-05 | Origin: Hacker News

Ken Parker, 73, passed away peacefully at his home in Gloucester, MA, on October 5, 2025, with his partner Susan Kolwicz by his side. In a message dated October 3, Parker reflected on his life and work, acknowledging that his time is coming to an end. He expressed gratitude for the opportunity to share his knowledge and skills through his instruments and the Archtoppery community. Ken urged his followers to continue building on what he has taught, encouraging