Published: 2025-03-10 | Origin: /r/ruby

On March 10, 2025, a major announcement was made regarding the launch of Sidekiq 8.0, a widely-used tool for processing jobs in Ruby applications. The update follows six months of development, during which Sidekiq has facilitated the processing of over 1.8 trillion jobs, with the largest customer executing up to 250,000 jobs per second. The new version introduces several improvements, including enhanced job profiling capabilities that allow users to analyze code performance directly in production

Published: 2025-03-10 | Origin: /r/programming

Chip Huyen revisited his analysis of the open-source machine learning ecosystem, focusing specifically on foundation models. He compiled an updated list of open-source AI repositories, hosted at llama-police and updated every six hours. In his GitHub searches using keywords like "gpt," "llm," and "generative ai," he found an overwhelming number of repositories—118K for "gpt" alone. Huyen filtered this down to repositories with at least 500 stars, resulting in 896

Published: 2025-03-10 | Origin: /r/programming

The GOTO podcast features interviews and talks with prominent experts and language creators in software development. The content includes a discussion where Charles Humble interviews Dr. Gail Murphy, a Vice-President and Professor at the University of British Columbia. They address current challenges in software engineering, emphasizing that productivity relies more on focus than mere lines of code. Murphy discusses the necessity for ongoing restructuring to manage evolving system architectures and warns about the brittle dependencies created by open-source components. The conversation also touches on the changing role of technical

Published: 2025-03-10 | Origin: /r/ruby

This post explains how to handle the response object in Rails controllers, focusing on inspecting response bodies and headers, setting status codes and content types, and using key methods such as body, status=, content_type, and cookies, along with practical examples. It begins by outlining the HTTP request-response cycle, where a browser sends a request to a Rails application, which then generates and sends back an HTTP response, usually an HTML page. While most responses are managed by Rails automatically, there are situations when

Published: 2025-03-10 | Origin: /r/ruby

The article discusses optimizing the deployment of AI models using the Informers and Transformers.rb gems in Ruby on Rails applications, specifically within a Kamal Docker-based setup. These gems are useful for generating document embeddings for various applications like search and chatbots. However, the challenge is that model files are large and are automatically downloaded on first use, which can be problematic in production as this leads to constant re-downloading with each release. To resolve this, the article suggests implementing a process to download the models once

Published: 2025-03-10 | Origin: Hacker News

The introduction of automatically focusing lenses has revolutionized photography by enhancing the reliability and accuracy of capturing fast-moving subjects. Since Canon released its first autofocus lens in 1981, the technology has made photography more accessible to a broader audience. Canon has continued to innovate, developing seven different autofocus motor technologies for their lenses. Autofocus technology allows lenses to automatically focus on a subject by determining the ideal position through a detection system within the camera. In 1987, Canon introduced the EOS camera system along with EF

Published: 2025-03-10 | Origin: /r/ruby

The author is transitioning from Medium to WordPress and reflects on their experience moving from Spring Boot to Ruby on Rails. Having worked with Spring Boot, Java, and JavaScript for four years, they express dissatisfaction with Java's complexity and overengineering, which often hindered straightforward development. Although they had dabbled in Rails previously, it wasn't until about a year ago that they began using it for actual projects, leading to a positive experience. They appreciate Rails' code-generating capabilities, reduced boilerplate

Published: 2025-03-10 | Origin: /r/programming

Stack traces are valuable debugging tools that provide detailed information about errors in programming, including the location of the issue in the code and the call stack. While they are common in many programming languages, their availability is inconsistent. Some languages, like C, Go, and Rust, handle errors differently by returning special values instead of raising exceptions, which can result in a lack of stack trace information. Go, for instance, gives a simpler error message without a true stack trace unless additional context is added, while Rust

Published: 2025-03-10 | Origin: /r/programming

Codyssi's 2025 Contest Round starts on March 17th, with daily problem releases at 10:00 AM GMT. Participants can register and find sample questions on the challenges page. In a narrative, a lab celebrates the discovery of Atlantis after analyzing drone data. During summer vacation, a character is diverted from their plans to assist a team on a secret mission. Codyssi focuses on coding skills, emphasizing originality in submissions and discouraging the use of AI-generated code. The website offers

Published: 2025-03-10 | Origin: /r/programming

El contenido discute la importancia de Spring Native, que se presenta como una solución a los problemas de velocidad de arranque y uso de memoria de las aplicaciones Spring debido a la inyección de dependencias y proxies. A través de GraalVM y Spring Native, se pueden lograr tiempos de inicio más rápidos y un menor consumo de recursos. Los beneficios de Spring Native se destacan en contextos de microservicios y despliegues en la nube. Se menciona también que existe la necesidad de considerar

Published: 2025-03-10 | Origin: /r/programming

UnifyDoc is an efficient file converter designed to simplify the management of various file types, catering to users like coders, teachers, and students. It consolidates multiple text files and images into a single PDF quickly and without any software installation, making it user-friendly and free. Created by a student, this tool focuses on delivering quick results while addressing gaps left by other converters. Last updated on March 9, 2025, by N&T Development.

Published: 2025-03-10 | Origin: Hacker News

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Published: 2025-03-10 | Origin: Hacker News

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Published: 2025-03-10 | Origin: Hacker News

This content is part seven of a non-fiction work by Raoul Pop about the National Radio Astronomy Observatory (NRAO) in Green Bank, West Virginia. It discusses the unique characteristics of the cars used on the NRAO campus, which are primarily older diesel models. The choice to use these specific vehicles stems from the need to minimize radio frequency interference (RFI) that can disrupt research. Gasoline-powered cars generate more RFI due to their spark plugs, while the original diesel fleet has no

Published: 2025-03-10 | Origin: /r/programming

The Engineer’s Codex discusses the strengths of Anthropic's Claude 3.7 and Claude Code in real-world software engineering tasks. Anthropic has shifted its focus in developing these models away from purely competitive programming challenges, optimizing instead for tasks that reflect actual business needs. Early testing indicates that Claude excels in coding capabilities, outperforming competitors like ChatGPT and Google's Gemini in practical applications. As Jeff Bezos noted, when there's a discrepancy between data and user experiences, the users' anecdotes are often more reliable

Published: 2025-03-09 | Origin: Hacker News

Modern operating systems operate in two main protection domains: user mode (unprivileged) and kernel mode (privileged). Most software runs in user mode, where it cannot perform high-level operations like file access or network communication directly. To execute these functions, software makes system calls to switch to kernel mode, allowing the kernel to handle the requested operations after verifying permissions. Operating systems commonly utilize a monolithic kernel design, granting the kernel full access to hardware, memory, and user data. While this design

Published: 2025-03-09 | Origin: Hacker News

arXivLabs is a platform for collaborators to create and share new features on the arXiv website, guided by values of openness, community, excellence, and user data privacy. Only partners who align with these values are involved. There is an invitation for project ideas that could benefit the arXiv community. Additionally, users can receive operational status notifications via email or Slack.

Published: 2025-03-09 | Origin: /r/programming

The content emphasizes the importance of user feedback and outlines the functionality of a regex optimizer that transforms Oniguruma patterns into optimized versions while ensuring they match the same strings. The optimizer focuses on minification and performance improvements, avoiding changes that could potentially lead to issues in edge cases. It's been tested with tm-grammars on numerous regex patterns, and while it considers flags, it does not alter top-level flags in a way that changes regex meaning. Some optimizations are always enabled and result from the parser

Published: 2025-03-09 | Origin: /r/programming

Dmap is a simple and efficient zero-friction hashmap for C, designed to outperform popular hashmaps like uthash and std::unordered_map. It supports 64-bit platforms, including Linux and Windows (macOS is untested), and allows users to store complex structs directly without the need for memory allocation or pointer indirection. Dmap uses a dynamic array to store values, facilitating efficient iteration and cache-friendly lookups. It is inspired by Per Vognsen's dynamic array implementation and is licensed

Published: 2025-03-09 | Origin: Hacker News

The content introduces a series of programming puzzles aimed at teaching internationalization. New puzzles will be released from March 7 to March 26, 2025. Users are encouraged to engage in discussions on Discord or Reddit and can sign up for email updates.