Published: 2026-03-17 | Origin: /r/programming

Java 26 has been released, offering a more modest set of features compared to previous versions, signaling preparations for larger updates in the future, particularly with Project Valhalla. The article outlines the new features in Java 26, focusing on JEPs (JDK Enhancement Proposals) and their enhancements over Java 25. Notably, the release introduces two new features related to the HotSpot JVM, which optimizes application performance, particularly for low-latency responses, crucial in environments like

Published: 2026-03-17 | Origin: /r/programming

The author has created a minimal proof of concept for a time-sharing operating system kernel on RISC-V, aimed at those interested in low-level system software. This project, which revisits an undergraduate exercise, emphasizes modern tools and the RISC-V architecture, known for its simplicity and popularity in new systems. The implementation is done in Zig instead of C, making it easier for others to reproduce without complicated installation processes. The post will cover various aspects, including the kernel's goals, high-level implementation,

Published: 2026-03-17 | Origin: Hacker News

Ross and Hugo Turner, identical twins and professional adventurers, are conducting a unique A/B test on outdoor gear by comparing modern technical apparel with 100-year-old heritage clothing during challenging expeditions. Their contrasting appearances—a modern mountaineer in high-tech gear and his brother in vintage attire—raise questions about the evolution and efficacy of adventure gear. Both share the same DNA and are exploring how advancements in textiles have improved, or perhaps overlooked, key aspects of outdoor gear. Their journey into exploration was sparked

Published: 2026-03-17 | Origin: Hacker News

Eric Lengyel reflects on the success of the Slug Algorithm, developed in 2016 for rendering fonts from Bézier curves on the GPU, marking a decade since its inception. Published in a 2017 JCGT paper, the Slug Library quickly gained traction across various industries, including video games, scientific visualization, and more, with notable clients like Activision and Adobe. Initially designed to enhance text rendering for the C4 Engine, Slug has also been employed in creating the Radical Pie

Published: 2026-03-17 | Origin: Hacker News

As of March 17, 2026, the CPython Just-In-Time (JIT) compilation project has surpassed its performance goals for macOS AArch64 and x86_64 Linux ahead of schedule. The 3.15 alpha JIT shows an 11-12% speed improvement over the tail calling interpreter on macOS AArch64 and 5-6% faster than the standard interpreter on x86_64 Linux. While the observed performance can vary significantly, the JIT

Published: 2026-03-17 | Origin: /r/ruby

The content describes a service created by a developer named kinduff that converts Ruby Gemfile.lock files into RSS feeds. Users can upload their lockfiles to receive notifications in their favorite RSS readers whenever their dependencies release new versions, eliminating the need to subscribe to each gem individually. The service includes features like caching, version filtering, and production-grade optimizations. Users can choose to track different types of updates (patch, minor, major, or all), ignore pre-release versions, and filter out older releases.

Published: 2026-03-17 | Origin: Hacker News

A recent breakthrough at the RE//verse 2026 conference revealed a significant hack for Microsoft's Xbox One, a console that has remained highly secure since its release in 2013. Markus ‘Doom’ Gaasedelen presented the 'Bliss' double glitch, akin to the previous Reset Glitch Hack for the Xbox 360, marking the first successful breach of the Xbox One's defenses. Despite Microsoft's claims of the Xbox One being their most secure product, Gaasedelen noted that a "fort

Published: 2026-03-17 | Origin: /r/programming

The post expands on a comic strip discussing misconceptions regarding "agentic coding," which advocates for generating code directly from specification documents. The author initially relied on the comic to explain the idea but feels the need to provide deeper commentary due to misleading claims from agentic coding proponents. They highlight two primary misconceptions: 1. **Simplification of Specifications:** Advocates suggest that specification documents are simpler than the corresponding code, promoting the idea that engineers can focus on writing specifications to be handled by agents, which only works

Published: 2026-03-17 | Origin: Hacker News

The content emphasizes the importance of user feedback and encourages users to refer to the documentation for additional information. It introduces a feature involving sub-millisecond VM sandboxes for AI agents, utilizing copy-on-write forking, where each sandbox operates as a real KVM virtual machine ensuring hardware-enforced memory isolation. The project is in a working prototype stage with real functionalities, but it's not yet hardened for production. Users are invited to report issues or express interest in the project, which is licensed under Apache-2

Published: 2026-03-17 | Origin: /r/programming

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Published: 2026-03-17 | Origin: Hacker News

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Published: 2026-03-17 | Origin: Hacker News

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Published: 2026-03-17 | Origin: Hacker News

The article discusses the significant impact of approval layers on productivity within teams, asserting that each layer of approval makes processes ten times slower. This observation highlights that as teams grow, coordination and communication become increasingly cumbersome, resulting in substantial delays. The author provides examples illustrating how various tasks, such as code reviews and design document approvals, can escalate from minutes to weeks or even months due to bureaucratic processes. The premise is that the waiting time contributes far more to these delays than the actual effort involved. The author

Published: 2026-03-17 | Origin: Hacker News

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Published: 2026-03-16 | Origin: Hacker News

Leanstral is the first open-source code agent designed for Lean 4, aimed at enhancing the efficiency of AI-driven code generation in high-stakes domains like math and critical software. Traditional AI models often require extensive human review, which slows down engineering processes due to the complexity and expertise needed for manual verification. Leanstral addresses this by allowing users to specify their needs rather than debugging machine-generated code. With 6 billion active parameters, Leanstral is optimized for formal verification tasks and operates

Published: 2026-03-16 | Origin: Hacker News

Building a software system is analogous to constructing a skyscraper, where the visible product relies on a robust, hidden foundation. Jemalloc, a high-performance memory allocator, plays a crucial role in Meta's software stack, adapting alongside hardware and software changes to provide reliable infrastructure. However, leveraging such foundational components requires strict adherence to core engineering principles, as neglecting these can lead to technical debt and hinder progress. Recently, Meta recognized a growing departure from these principles in jemalloc's development, leading to short

Published: 2026-03-16 | Origin: Hacker News

The content discusses various initiatives aimed at reclaiming parts of the Internet for non-commercial, personal use, referred to as the "small web." This term denotes the use of standard web browsers and servers for private, ad-free websites, while also mentioning the adoption of the Gemini protocol. Gemini operates on different protocols and is highly limited, reducing opportunities for commercial use, which adds to its appeal. Though there are around 6,000 Gemini "capsules" (websites), many are inactive, and

Published: 2026-03-16 | Origin: Hacker News

The text discusses the significant disparity in healthcare spending between the US and other countries, with the US spending approximately $14,570 per person compared to Japan's $5,790, despite having lower life expectancy outcomes. This project aims to identify and address specific healthcare issues in the US, analyzing waste and proposing policy fixes based on primary federal data, with all code being open-source. Key findings include: - Commercial insurers pay 254% of Medicare rates for hospital procedures, with proposals to cap commercial payments

Published: 2026-03-16 | Origin: Hacker News

The author shares their journey of transitioning from Google Home with Nest Minis to using HomeAssistant with a fully local assistant based on local first + llama.cpp. They highlight various hardware tests, particularly modern discrete GPUs, detailing how performance and response times vary based on the model used. The author runs HomeAssistant on an UnRaid NAS and presents a table comparing GPUs and their capabilities for specific commands and advanced features. They emphasize the utility of llama.cpp for optimal performance and mention several Speech to Text options they've tested.

Published: 2026-03-16 | Origin: Hacker News

The author has recently rediscovered a passion for creating things, largely influenced by the capabilities of large language models (LLMs) in programming. They realized that their enjoyment lies in making rather than just programming, and with LLMs' advancements, they've been able to produce a significant amount of code with high reliability. The author shares their workflow to assist others in leveraging LLMs to enhance creativity and efficiency. They observed that, unlike before, they can maintain low defect rates in software development without compromising