Published: 2025-11-26 | Origin: /r/ruby

The content appears to be a binary file or data stream, rather than coherent textual information. It contains a series of non-readable characters, numbers, and symbols, which suggests it is not intended for direct comprehension as written text. If this is part of an encoded or compressed file, it may require the appropriate decoding software to interpret its meaning or extract useful data.

Published: 2025-11-26 | Origin: /r/ruby

On November 26, 2025, Hiroshi Shibata announced the release of RubyGems 4.0.0.beta2 and Bundler 4.0.0.beta2, both of which include various deprecations, enhancements, and bug fixes. Users can update RubyGems and Bundler using specific commands. A section on how to install RubyGems manually is available on the Download RubyGems page. RubyGems.org serves as the Ruby community’s gem

Published: 2025-11-26 | Origin: /r/ruby

**Summary:** The content discusses a Black Friday sale offering 20% off on a product using the code TWENTYOFF2025, valid until December 31, 2025. It also outlines the development journey of Broadcast, a self-hosted email marketing platform released in 2024. Key challenges included ensuring ease of installation and maintenance for users unfamiliar with Ruby on Rails. Instead of distributing source code, Broadcast is delivered as a Docker image, with a setup that includes a Rails app

Published: 2025-11-26 | Origin: /r/programming

Anthropic has unveiled its latest AI model, Claude Opus 4.5, which it describes as the most powerful and cost-effective version to date, claiming it can outperform human engineers while reducing costs by 67%. This model is now available across Claude’s web and mobile apps, APIs, and major cloud platforms like AWS, Google Cloud, and Microsoft Azure. One of the key highlights is its performance on the SWE-bench Verified test, where it achieved an accuracy of 80.9%,

Published: 2025-11-26 | Origin: /r/programming

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Published: 2025-11-26 | Origin: Hacker News

Ridley Scott, in a 1979 interview, discussed his influences for the Nostromo and its claustrophobic design in "Alien," citing "2001: A Space Odyssey" and John Carpenter's "Dark Star." While "2001" presents a clean, clinical view of space, "Dark Star" offers a more comedic and gritty perspective, showcasing a rundown spaceship to illustrate a sense of reality in space living. Scott valued the idea of a "used universe," as expressed by Dan O

Published: 2025-11-26 | Origin: /r/ruby

Jon Sully discusses the development of a new "Utilization"-based autoscaling option, elaborating on the challenges faced in tracking process utilization for web servers. Following two previous articles outlining use-cases and high-level concepts, this post dives into the practical difficulties encountered while attempting to measure utilization metrics directly in a real application. The approach involved creating a background thread that periodically checks if a process is handling requests, but issues arose with this method. Key challenges included aliasing, where rapid bursts of traffic

Published: 2025-11-26 | Origin: Hacker News

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Published: 2025-11-25 | Origin: Hacker News

The content focuses on the design and development of engine control systems, firmware, and embedded solutions. It highlights expertise in ECU (Engine Control Unit) development, data analysis, and engineering leadership within the field of electronics and embedded systems.

Published: 2025-11-25 | Origin: /r/programming

Unison 1.0 signifies a major milestone for the Unison programming language, showcasing the team's dedication and the contributions of developers, maintainers, and early adopters. This release indicates a stabilization of the language, its distributed runtime, and the developer workflow. Unison is based on a unique principle: identifying definitions by their actual contents rather than just by their names, which allows for benefits like avoiding redundant compilations and minimizing versioning conflicts. The code in Unison resides in a database

Published: 2025-11-25 | Origin: /r/programming

The content discusses the challenges product managers face in balancing technical debt and architectural improvements with conventional product development. Maintaining a strong technical foundation is essential for long-term product success; however, focusing too much on technical improvements can detract from delivering significant user value. Technical debt, which includes outdated technologies and poor code quality, can result in slower development, higher maintenance costs, and a diminished user experience. This debt accumulates over time, similarly to financial debt, compounding its negative effects. The piece references Martin

Published: 2025-11-25 | Origin: Hacker News

An editorially independent publication supported by the Simons Foundation reported on a recent development in the field of set theory and computer science. Traditionally, set theory serves as a foundational element in mathematics, with most mathematicians not needing to engage deeply with it in their work. However, a niche group known as descriptive set theorists focuses on the nature of sets, particularly infinite ones. In 2023, mathematician Anton Bernshteyn uncovered a surprising link between descriptive set theory and computer science, demonstrating

Published: 2025-11-25 | Origin: Hacker News

The content emphasizes the importance of user feedback and outlines the features of Flowglad, a service for open-source payments and billing infrastructure. It highlights that setting up Flowglad is straightforward, requiring minimal coding and integration with existing authentication systems. Users can quickly create pricing models through a dashboard with customizable templates. Flowglad allows B2C and B2B applications to utilize their internal user IDs for billing without the need for separate customer ID management. The message encourages users to get started and explore available

Published: 2025-11-25 | Origin: /r/programming

The core skill that differentiates senior engineers from their mid-level counterparts is their ability to reduce ambiguity in engineering tasks. While mid-level engineers excel at solving well-defined problems, they struggle with vague challenges like improving performance or enhancing user experiences. Senior engineers, on the other hand, excel at breaking down these ambiguous issues, transforming them into clear, actionable plans, and thus reducing project risks. Their effectiveness often appears effortless, as the resulting projects run smoothly with fewer surprises. Unfortunately, many companies fail to assess

Published: 2025-11-25 | Origin: /r/programming

The author discusses their experience using the NimbleParsec library in Elixir for parsing SQL-like predicate strings in a project involving Delta Sharing protocol and Apache Parquet data format. Initially, they attempted to parse these strings using a simple `String.split/2` method but recognized its limitations, as the code was inefficient and prone to errors. A reviewer suggested exploring NimbleParsec, which led the author to consider its advantages over regex—namely, better readability, clearer error messages, and more

Published: 2025-11-25 | Origin: Hacker News

The content discusses the introduction of "subgrid" in CSS Grid layout, which allows extended grid functionality beyond just direct children, enabling a more complex and interesting UI design. Initially perceived as a simple convenience, subgrid has proven to significantly enhance layout possibilities. The tutorial aims to explore the functionality and benefits of subgrid, while also addressing common challenges associated with its use. It is assumed that the reader has a basic understanding of CSS Grid layout. To provide practical examples, the author references resources from Kevin

Published: 2025-11-25 | Origin: /r/ruby

The author is an experienced full-stack Ruby on Rails engineer with over four years of expertise in developing and scaling web applications. Their technical skills cover various technologies, including Rails, Hotwire/Stimulus, PostgreSQL, Redis, MySQL, modern JS/TS, and hands-on DevOps experience in AWS. They are currently learning React and Next.js. The content discusses improvements in Rails 8.1 regarding the management of temporary files in ActiveStorage, which frequently deal with large files like CSVs

Published: 2025-11-25 | Origin: /r/programming

Vladimir Makarov expresses his long-standing interest in hash functions, stemming from his 40 years of experience with compilers and programming language processors. He notes that hash tables are the most efficient data structures for search, insert, and delete operations, performing better than balanced trees in practice, despite potential quadratic complexity in the worst case. Makarov has previously contributed to the design of fast hash tables, utilized in GCC and Ruby, and has shifted his focus to crafting efficient non-cryptographic hash

Published: 2025-11-25 | Origin: /r/programming

Confidential computing is an emerging technology that addresses a critical security gap by protecting data while it is being processed in memory. It utilizes hardware-based "trusted execution environments" to create a secure "black box" around applications, ensuring that sensitive data remains private and inaccessible to the host system or cloud provider during processing. With advancements overcoming historical challenges related to performance, cost, and availability, confidential computing is now practical and essential for organizations handling regulated or sensitive data. It is also positioned to become the standard

Published: 2025-11-25 | Origin: /r/programming

BTreePlus is a high-performance, file-backed B+Tree engine for .NET, designed to significantly outperform SQLite, achieving speeds of 2.8 to 4.0 million insertions per second on NVMe drives, particularly in handling large workloads of up to 1 billion rows. It is characterized by zero dependencies, is embeddable, and offers deterministic performance, making it ideal for various applications such as POS systems, ERP secondary indexes, and IoT devices. The engine features a