Published: 2025-05-30 | Origin: Hacker News

The content discusses how addition and subtraction are performed on modern CPUs, particularly in the context of large integers (64-bit and above). It explains the traditional long addition method, which starts from the "ones" position and moves left due to the need to account for carries. This process can be limiting because it can’t easily be parallelized; later steps depend on earlier calculations. Modern CPUs operate on 64-bit integers, which simplifies operations for these numbers. However, to add larger integers, such

Published: 2025-05-30 | Origin: Hacker News

The content invites readers to explore various types of player piano rolls and their functionality by clicking on the designated pages. It also indicates the availability of previous and next sections for further navigation.

Published: 2025-05-30 | Origin: Hacker News

The content promotes the book "Practical SDR," which guides readers in mastering software-defined radio (SDR) fundamentals. Aimed at hobbyists, students, and engineers, the book covers building virtual radio receivers, extracting audio from AM and FM signals, and understanding amplitude modulation and signal filtering. Users will learn to manipulate radio frequencies (1 MHz to 6 GHz), process real-time IQ data, and design both AM/FM receivers and transmitters using GNU Radio Companion. Not only does it provide practical

Published: 2025-05-30 | Origin: /r/programming

The blog post from Instacart Engineering discusses advancements in their search infrastructure, specifically focusing on a "hybrid recall" approach that combines traditional full-text search and embedding-based retrieval. The authors, Ankit Mittal, Vinesh Gudla, Guanghua Shu, Akshay Nair, Tejaswi Tenneti, and Andrew Tanner, highlight the challenges faced with separate search stacks for the two methods, which impacted precision and recall in search results. They emphasize the importance of effective search in enhancing

Published: 2025-05-29 | Origin: /r/programming

The content emphasizes the importance of user feedback and directs readers to documentation for available qualifiers. It discusses a streaming camera designed for the TI-Nspire CX, includes a demo video link, and mentions an Esp32-cam and related software (NspireCx). Additionally, there are repeated notices about loading errors encountered on the page.

Published: 2025-05-29 | Origin: /r/ruby

The San Francisco Ruby Conference will take place on November 19-20, 2025, at Fort Mason, aimed at connecting Ruby authors, engineers, startups, and major companies. The event will feature fast-paced 10-minute presentations from innovative Ruby startups, discussions about new open-source tools, and insights from big organizations on scaling Ruby while addressing architecture and performance challenges. Attendees can learn from prominent Ruby community figures, including authors and creators of notable Ruby tools. The conference is recognized as a leading

Published: 2025-05-29 | Origin: /r/programming

Builder.ai, a startup founded in 2016, aimed to simplify software development by allowing non-engineers to create complex apps through an AI-powered platform. It successfully raised over $445 million, attracting major investors like Microsoft and the Qatar Investment Authority, and reached a valuation of $1.3 billion. However, by May 2025, the company went bankrupt. The London-based company's co-founder, Sachin Dev Duggal, was motivated by issues in traditional software development and sought to merge

Published: 2025-05-29 | Origin: /r/programming

The author, who has over a decade of coding experience, emphasizes the importance of adopting functional programming principles to enhance code reliability, readability, and maintainability, particularly while working with languages like Python and R that aren’t typically categorized as functional. They argue that even as AI reduces the amount of code we write, the quality and structure of the code are still human-centric tasks—requiring skills in reasoning, debugging, and architecture. The author notes the historical dominance of object-oriented programming (OOP)

Published: 2025-05-29 | Origin: /r/programming

The content discusses the decline of engagement on platforms like Stack Overflow and Super User, linking it to the aging of mainstream technology and overwhelming user experiences. Users express frustration with the strict terms of service and an overzealous community that often responds to queries with hostility and passive-aggressive remarks. These factors contribute to the diminishing number of active users and new contributions, as the once-inviting environment has become off-putting to newcomers. The conversation reflects a general disappointment in the direction of these tech communities and

Published: 2025-05-29 | Origin: Hacker News

The content discusses the "ovld" library for Python, which facilitates advanced multiple dispatch for functions. It allows developers to define multiple versions of a function for different type signatures using annotations, eliminating the need for cumbersome isinstance checks. Unlike Python's singledispatch, ovld supports multiple arguments. It can handle basic types, literals, and more complex types like Regexp, and is particularly effective for recursive functions like tree maps. The library enables the recursive calling of functions, where a variant of a

Published: 2025-05-29 | Origin: Hacker News

MCP Defender offers automated scanning and protection for all MCP tool calls, utilizing advanced LLM technology to detect malicious activity. Users can manage scanning signatures and observe real-time protection, whether using their preferred AI provider or MCP Defender's hosted service. The solution identifies and blocks common AI security threats, and it is available in both open-source and licensed versions.

Published: 2025-05-29 | Origin: Hacker News

The FLUX.1 Kontext suite is a new generation of models designed for image generation and editing, allowing for both text and image prompts. Unlike traditional text-to-image models, FLUX.1 Kontext supports in-context modification, enabling users to edit existing images with simple text instructions without requiring complex workflows or finetuning. Key features include: - Preservation of unique image elements across various scenes. - Targeted modifications to specific parts of images while leaving the rest intact. - Generation of new scenes that maintain

Published: 2025-05-29 | Origin: /r/programming

Qtap is an eBPF agent designed to capture pre-encrypted network traffic, allowing users to gain insights into egress connections and their originating processes. It operates by intercepting data at TLS/SSL functions before and after encryption, providing visibility into network traffic without the need for app modifications, proxies, or certificate management. Qtap enables users to see unencrypted data in real time, maintaining application performance and adding minimal overhead. The tool can enhance existing observability pipelines or serve as a foundation for

Published: 2025-05-29 | Origin: /r/programming

As of May 28, 2025, the Hypertext Transfer Protocol (HTTP) has evolved significantly since its inception by Tim Berners-Lee. Initially simpler, HTTP has become complex, with a large number of related RFCs—ranging from a dozen for core definitions to hundreds when considering various specific titles. HTTP/1.1, outlined in RFC2616 and later, is still widely supported as a baseline for clients and servers. Modern advancements like HTTP/2 (RFC911

Published: 2025-05-29 | Origin: /r/programming

The blog post discusses the author's contemplation about their declining creative output over the past few years, highlighting that their last blog post was over four years ago and their last talk nearly two years prior. The author reflects on their struggles with mental and physical health issues, which contributed to a significant drop in motivation for their hobbies. Although their mental health has since improved, they find that their previously strong passions are not returning. The post serves as a personal exploration and a means of processing thoughts, while also aiming to

Published: 2025-05-29 | Origin: /r/programming

The blog post discusses an upcoming significant change to the rust-lang/rust build system, focused on a redesign of the bootstrap sequence for the Rust toolchain. The change will not affect the distributed artifacts of rust-lang/rust but will alter how these artifacts are built. The standard library will now only support building with the current version of the toolchain, rather than both the current and previous versions. While the overall toolchain will still allow building with two minor versions of Rust, contributors working on the compiler

Published: 2025-05-29 | Origin: Hacker News

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Published: 2025-05-29 | Origin: Hacker News

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Published: 2025-05-29 | Origin: Hacker News

The content emphasizes the importance of community feedback and mentions that a thorough analysis of Linear's sync engine, which has been endorsed by Linear's CTO, has been created for educational purposes. A disclaimer is provided, stating that this research should not be utilized to develop competing software or disrupt Linear's systems, and the author is willing to remove the repository if requested by Linear. There is a summary available for readers who prefer a concise overview, as the full write-up is lengthy. The discussion revolves around collaborative software

Published: 2025-05-29 | Origin: Hacker News

The content discusses the typed-ffmpeg library, which provides a modern, Pythonic interface to FFmpeg with strong support for complex filters, enhanced typing, and comprehensive documentation. It builds upon ffmpeg-python by addressing limitations such as IDE integration and typing, and introduces features like JSON serialization of filter graphs and automatic FFmpeg validation. Users can install typed-ffmpeg via pip, ensuring FFmpeg is installed on their system. A compatible version for installing alongside ffmpeg-python is also available. Future