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Open-Source Ada: From Gateware to Application

Published: 2025-02-25 | Origin: /r/programming

The content discusses the GNAT Academic Program (GAP) at AdaCore, focusing on hands-on learning in system programming using a fully open-source stack, which allows exploration from hardware to high-level applications. The Neorv32 Basic Input/Output System (BIOS) project, created by Stephan Nolt­ing, utilizes a VHDL-based RISC-V softcore, showcasing Ada as a robust alternative to C for open-source development. RISC-V is highlighted as a flexible and scalable open

Introducing GitHub Copilot agent mode (preview)

Published: 2025-02-25 | Origin: /r/programming

GitHub Copilot has introduced a new "agent mode" for VS Code, allowing it to function as an autonomous coding assistant. This mode can perform complex coding tasks, including analyzing codebases, making edits, and executing terminal commands. It is available for VS Code Insiders and will soon be accessible in the stable version. Users can activate the Copilot agent mode through the Edits view and leverage its capabilities to create applications, refactor code, write tests, migrate old code, generate documentation,

Evaluating modular RAG with reasoning models

Published: 2025-02-25 | Origin: Hacker News

Kapa.ai is an AI assistant that leverages Large Language Models (LLMs) to answer technical questions about products through a Retrieval-Augmented Generation (RAG) system. Maintaining an effective RAG system is challenging due to various interacting parameters, such as prompt templates and reranking methods, which require ongoing refinement and expertise. Recent advancements in reasoning models like DeepSeek-R1 and OpenAI’s o3-mini show promise, as they utilize Chain-of-Thought (CoT) prompting to tackle complex

Debugging: The Secret Emotional Gym Where Developers Forge Mental Muscle

Published: 2025-02-25 | Origin: /r/programming

The content discusses the emotional challenges and experiences that programmers face during the debugging process. It emphasizes that debugging is not solely about fixing code but also involves navigating a psychological journey that contributes to personal growth as a developer. The author, Terrance Craddock, reflects on the often overlooked emotional toll of debugging and hints at a universal emotional arc that developers experience over time. Additionally, the content promotes Mr. Plan ₿ Publication as a platform for writers to share their articles and connect with a community.

GitHub - davidesantangelo/yll: YLL is a lightweight and secure URL shortener built with Ruby on Rails. It provides a simple way to generate short links, track clicks, and optionally set expiration times or password protection for added security.

Published: 2025-02-25 | Origin: /r/ruby

YLL is a lightweight and secure URL shortener developed with Ruby on Rails, allowing users to easily create short links, track clicks, and utilize features like expiration dates and password protection. Users can generate shortened URLs through a web form and manage their links securely. The application supports deployment via Kamal and continuous deployment with GitHub Actions. YLL includes features such as password protection using Rails' has_secure_password, rate limiting to prevent abuse, and follows best practices for security and performance. It is licensed

How Core Git Developers Configure Git

Published: 2025-02-25 | Origin: /r/programming

The article discusses various `git config` settings that should potentially be default values in Git, highlighting changes that even core developers have made. The author reflects on these lesser-known settings, inspired by a previous discussion about Git’s `help.autocorrect` feature and a mailing list thread called "Spring Cleaning." In this thread, Git contributors examined which settings they felt should be changed based on their experiences and proposed a concise list of nine config settings and three aliases that could be considered for default status. The

On How We Moved to Kubernetes

Published: 2025-02-25 | Origin: /r/programming

Radosław Miernik shares insights and experiences following a migration from AWS Elastic Container Service (ECS) to AWS Elastic Kubernetes Service (EKS) in a post celebrating Kubernetes' 10th anniversary. He emphasizes the complexity of managing a Kubernetes cluster and acknowledges the expertise of a DevOps Engineer in successfully implementing their current setup, which results in better app performance and lower costs. Miernik outlines their previous ECS deployment, managed with AWS CDK and TypeScript, and explains their choice of

Spotify's Beta Used 'Pirate' MP3 Files, Some from Pirate Bay

Published: 2025-02-25 | Origin: Hacker News

Spotify has successfully attracted millions of former file-sharers, adapting to a 'pirate' mentality in the music industry. Initially, the platform even included pirate MP3s in its beta version, some sourced from The Pirate Bay. Over the past decade, while some users remain committed to piracy, many have transitioned to Spotify, which offers a legal alternative. CEO Daniel Ek, who previously worked on uTorrent, aimed to create a service that surpasses piracy by enhancing the music experience. Spotify's

Simulating Time in Square-Root Space

Published: 2025-02-25 | Origin: Hacker News

The Computational Complexity Foundation (CCF) has presented a new simulation technique showing that any multitape Turing machine operating within time \( t(n) \geq n \) can be simulated in space \( O(\sqrt{t \log t}) \). This marks a significant enhancement over the previous method by Hopcroft, Paul, and Valiant, which required \( O(t/\log t) \) space. The new results imply that bounded fan-in circuits of size \( s \)

Winners of the $10k ISBN visualization bounty

Published: 2025-02-25 | Origin: Hacker News

Annas Archive announced a $10,000 bounty to create the best visualization of their data regarding the ISBN space, focusing on which books have been archived and the rarity of ISBNs based on library holdings. The response was impressive and showcased a lot of creativity from participants. The goal was to understand global book availability, archived titles, and future focus areas. They began with an initial, compact visualization representing a comprehensive list of books, including various data sources. Encouraged by the enthusiasm, the

Company as Code

Published: 2025-02-25 | Origin: /r/programming

The content expresses the author's reflections on various topics, including code, data, business, and sound. The author hopes that their insights will be beneficial to the reader.

RBS comments support in Sorbet

Published: 2025-02-25 | Origin: /r/ruby

This content outlines the experimental feature in Sorbet for supporting RBS (Ruby type signatures). Users can enable it by using the --enable-experimental-rbs-signatures option or by updating the sorbet/config. Sorbet translates RBS comments (preceded by #:) into comparable Sorbet syntax during type checking. Most RBS features can be utilized, and attributes can be annotated with RBS types. However, RBS does not support certain modifiers, which can be specified using @ annotations. R

A16Z AI Voice Update 2025

Published: 2025-02-25 | Origin: Hacker News

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DeepSeek open source DeepEP – library for MoE training and Inference

Published: 2025-02-25 | Origin: Hacker News

DeepEP is a specialized communication library designed for Mixture-of-Experts (MoE) and expert parallelism (EP), offering high-throughput and low-latency all-to-all GPU kernels. It supports low-precision operations like FP8 and includes optimized kernels for efficient data forwarding between different domains, making it suitable for training and inference tasks. For latency-sensitive inference decoding, DeepEP features low-latency kernels that prioritize minimizing delays and employs a communication-computation overlapping method that conserves streaming

DigiCert: Threat of legal action to stifle Bugzilla discourse

Published: 2025-02-25 | Origin: Hacker News

DigiCert, in a response related to Bug 1910322, claimed they were not using their legal team to evade accountability, yet they sent a letter through their lawyers, Wilson Sonsini, to Sectigo concerning remarks made by their Chief Compliance Officer, Mr. Callan. This letter requested that Sectigo ensure Mr. Callan cease his "disparaging public statements," hinting at potential legal action if the statements continued. Brian Holland, General Counsel for Sectigo, expressed his concern

It's still worth blogging in the age of AI

Published: 2025-02-25 | Origin: Hacker News

The author reflects on the value of blogging, particularly in light of rising AI tools like ChatGPT that provide quick answers. Although many commenters on their Hacker News post questioned the relevance of blogging with AI's prevalence, the author argues that blogging serves important functions beyond readership—specifically, personal learning and critical thinking. They emphasize that the act of writing enhances one's understanding, regardless of whether anyone reads it. While acknowledging that AI may use and reference blog content without giving due credit, the author also details personal

Smart Pointers Can't Solve Use-After-Free

Published: 2025-02-25 | Origin: /r/programming

The article discusses why C++ cannot be as "safe" as languages like Circle or Rust, even with extensive use of smart pointers. It highlights that the fundamental issue is the presence of internal raw pointers in types that programmers do not control. The author provides an example of an iterator invalidation mistake in `std::vector`, which results in a heap-use-after-free error. This occurs because when an element is added to a vector and it reallocates its storage, the existing iterators point to the

Clean Code vs. A Philosophy Of Software Design

Published: 2025-02-24 | Origin: Hacker News

The content discusses a discussion between Robert "Uncle Bob" Martin and John Ousterhout about software design philosophies, specifically comparing Martin's "Clean Code" and Ousterhout's "A Philosophy of Software Design" (APOSD). Both authors recognize their differing views on certain aspects such as test-driven development (TDD) and abstraction. Ousterhout emphasizes that the primary goal of software design is to reduce complexity, making systems easier to understand and modify. He points out that the more information

There Isn’t Much Point to HTTP/2 Past The Load Balancer

Published: 2025-02-24 | Origin: /r/ruby

The author discusses their intention to write a post about Pitchfork, beginning with a mental model related to HTTP/2. They address the common complaints about the lack of HTTP/2 support in Ruby HTTP servers like Puma, questioning the necessity of this feature and noting that they have not encountered a compelling use case for it. The author believes that exposing Ruby HTTP directly to the internet without a load balancer or reverse proxy is not worth the potential complications. They explain that HTTP/2 originated from SPDY

“The closer to the train station, the worse the kebab” – a “study”

Published: 2025-02-24 | Origin: Hacker News

The post discusses a hypothesis from a French subreddit indicating that kebabs are worse the closer they are to train stations. The author, inspired by this idea and feeling aimless as a recently diagnosed autistic individual, decides to conduct an informal study to investigate the claim, focusing on kebab shops in Paris. They believe Paris provides ample data due to its density of train stations and kebab shops. Using OSMnx to analyze walking networks, they aim to explore the relationship between kebab quality and proximity to