Published: 2025-05-13 | Origin: /r/ruby

The content appears to be a raw, binary representation of a PNG (Portable Network Graphics) file. It includes the typical structure of a PNG image, including metadata like the IHDR (image header) chunk and IDAT (image data) chunk, but does not contain descriptive or meaningful text about the image's content. The text is largely gibberish and related to binary data rather than a coherent summary.

Published: 2025-05-13 | Origin: Hacker News

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Published: 2025-05-13 | Origin: /r/ruby

On May 13, 2025, David Rodríguez announced the release of RubyGems 3.6.9, which features various enhancements, performance improvements, and updated documentation. Users can update to the latest version or install RubyGems manually by visiting the Download RubyGems page. RubyGems.org serves as the Ruby community's gem hosting platform, allowing users to publish, install, and interact with gems via an API, and encouraging contributions to the site. SHA256 checksums were

Published: 2025-05-13 | Origin: Hacker News

Webhook Tester is a lightweight platform designed for developers to create temporary webhook endpoints for inspecting and debugging HTTP requests in real-time. Users can capture various request details such as headers, query parameters, and request bodies without needing to write backend code. The tool allows for tailored responses, simulation of delays, and request replay to personal servers. Incoming webhook data is temporarily stored, and creating a free account enables users to retain request logs and access advanced features.

Published: 2025-05-13 | Origin: /r/programming

In "Understanding the Odin Programming Language," the author discusses how Odin integrates some preferred practices from C programming. Reflecting on their experience at Our Machinery in 2021, where they developed a game engine using C, the author highlights the comfortable and powerful programming strategies used there. They discovered Odin, which seemed to align perfectly with their programming style. A significant feature they implemented at their job was a custom Allocator interface for dynamic memory allocation, allowing functions to hint at dynamically allocated return values. Unlike C

Published: 2025-05-13 | Origin: /r/ruby

The Ruby Stack News article discusses the importance of automated testing in modern web development, specifically highlighting Capybara as an effective tool for user interaction testing in web applications. Capybara, a Ruby-based framework, provides a high-level API that, when paired with Selenium, enables the writing of end-to-end tests in actual browsers like Firefox and Chrome. The guide aims to help users get started with Capybara and RSpec for browser-driven tests, emphasizing its advantages over the verbose interface of Selenium.

Published: 2025-05-13 | Origin: /r/ruby

The content primarily focuses on the Baltic Ruby conference taking place on May 12, 2025, featuring discussions on code and Ruby, including updates on gems, libraries, and tools. Attendees are encouraged to purchase 1-day and 2-day passes, with discounts and accessibility options available to promote participation in Riga. Additional announcements include updates for the Ruby on Rails community, such as the upcoming Rails World 2025 event, new ticket types, and the introduction of the Rails at Scale Summit.

Published: 2025-05-13 | Origin: Hacker News

The content emphasizes the importance of user feedback, indicating that every piece of input is read and taken seriously. It also mentions the availability of qualifiers in the documentation and identifies the subject as the official repository of Mozilla's Firefox web browser.

Published: 2025-05-13 | Origin: Hacker News

arXivLabs is a collaborative framework for developing and sharing new features on the arXiv website, emphasizing values of openness, community, excellence, and user data privacy. Both individuals and organizations can participate, provided they align with these values. There is an invitation for project ideas that can benefit the arXiv community. Additionally, users can receive status notifications for arXiv's operational status via email or Slack.

Published: 2025-05-13 | Origin: Hacker News

The repository presents the official implementation of "FastVLM: Efficient Vision Encoding for Vision Language Models," which is associated with the CVPR 2025 conference. It utilizes the LLaVA codebase for training variants of FastVLM and provides instructions for training, finetuning, and running inference with the models. Details on model evaluations can be found in the related paper. Users can download pretrained checkpoints and run inferences on different platforms, including Apple Silicon, which requires specific export formats. The

Published: 2025-05-13 | Origin: /r/programming

On April 21, 2025, a report highlighted significant security vulnerabilities in the dating app Cerca. The author initially contacted the Cerca team on February 23, 2025, and participated in a video call the following day where the team acknowledged the issues and promised to address them and notify affected users. However, despite multiple follow-up emails, the author received no updates or confirmation of user notifications by the publication date. The author independently confirmed that the vulnerabilities had been patched, allowing for responsible disclosure

Published: 2025-05-13 | Origin: /r/programming

The content discusses the potential of machine learning, specifically embeddings, to enhance technical writing. It distinguishes embeddings from text generation models, focusing instead on how embeddings work and how they can be applied in the context of technical writing. The process begins with inputting text—ranging from a single word to entire documents—and results in an output of fixed-length numerical arrays, regardless of the input size. This characteristic allows for mathematical comparisons between different texts. The discussion is aimed at technical writers who may be encountering embeddings

Published: 2025-05-12 | Origin: /r/programming

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Published: 2025-05-12 | Origin: Hacker News

Jason Pruet is collaborating with teams at the Laboratory to prepare for the transformative impact of artificial intelligence (AI) on science and security. Initially viewing AI as a tool, Pruet now recognizes its potential for broad disruption in scientific methodologies and discovery processes due to advancements in large AI models. He emphasizes the global challenge of leveraging AI's benefits while mitigating associated risks. In 2025, the Laboratory made its largest investment in AI-related work to date. Pruet reflects on the historical context

Published: 2025-05-12 | Origin: /r/programming

Abhimanyu Saharan discusses the recent announcement of Redis 8, which has reverted to being fully open source under the AGPLv3 license after a year of controversy surrounding its licensing. This change comes after a switch in March 2024 from a BSD license to a dual-license model intended to prevent large cloud providers from monetizing Redis without contributing back. This earlier decision led to dissatisfaction in the community and the emergence of forks like Valkey, which many teams adopted. The return of Salvatore

Published: 2025-05-12 | Origin: Hacker News

The article discusses a correction regarding a previously mentioned vulnerability (CVE-2025-31250) that was believed to be patched in macOS Ventura 13.7.6 and macOS Sonoma 14.7.6. The author initially assumed all macOS releases included the patch but later realized these specific versions were not addressed. After reaching out to Apple for clarification and conducting personal tests using a virtual machine, the author confirmed the vulnerability still exists in those versions. They plan to provide updates

Published: 2025-05-12 | Origin: /r/ruby

A new feature proposal has been introduced to define virtual top-level namespaces in Ruby, replacing a previous suggestion (#19744). This feature allows different namespaces to load libraries independently, with dependencies also being managed within their respective namespace. Initially, it will be disabled by default and can be activated via the environment variable `RUBY_NAMESPACE=1`. The proposed design employs an "on read" approach, wherein namespaces are created prior to requiring or loading applications, facilitating incremental adoption without needing to alter existing libraries.

Published: 2025-05-12 | Origin: /r/programming

JavaScript developers often face challenges with reference types, particularly due to issues arising from unintentional object mutations. Deep copying objects has historically been complicated, with common methods like shallow copying through `Object.assign()` or the spread operator falling short for nested structures. The introduction of `structuredClone()` marks a significant improvement, providing a straightforward way to create deep copies of objects. This article explains how `structuredClone()` functions, compares it to other copying techniques, and highlights important considerations for developers. The core

Published: 2025-05-12 | Origin: Hacker News

USENIX has decided to discontinue its flagship Annual Technical Conference (ATC), which has been a significant venue for sharing ideas since its inception in 1975, prior to the widespread use of the Internet. The author reflects on their experiences with ATC, particularly recalling the excitement of presenting DTrace at the 2004 conference. However, the conference had shifted from a focus on practical systems work to a more academic approach dominated by PhD students, which led to concerns about the decline of industrial

Published: 2025-05-12 | Origin: Hacker News

Three years ago, the author discovered the Barbican estate while searching for Vitsoe setups and was surprised by its beauty, contrasting with their earlier opinion of it being ugly. Built between 1965 and 1976, the author became fascinated, watching videos and reading about the complex. When visiting London recently, the author prioritized a visit to Barbican and joined a two-hour architecture tour with friends, which was captivating and felt much shorter than its duration. The tour guide shared numerous intriguing details about the