Published: 2025-07-30 | Origin: Hacker News

The excerpt describes the author's experience with Lean, a programming language primarily utilized by mathematicians for formalizing mathematical concepts. Lean allows for the representation of mathematics as code, enabling the structuring of theorems and proofs, the sharing of mathematical knowledge via platforms like GitHub, and the eventual aim of making humanity's mathematical knowledge accessible and verifiable as code. The author provides a glimpse into how Lean operates through a simple theorem claiming 2 equals 2. The structure resembles that of a function within

Published: 2025-07-30 | Origin: /r/ruby

The Static Ruby Newsletter is a monthly update dedicated to type-safe Ruby programming, featuring news, insights, and tools related to static typing. This month's highlights include an article by Stan Lo from Shopify, discussing how AI coding agents are breaking down programming language barriers, enabling developers to contribute to various languages beyond Ruby. There are also updates on tools such as sord, which connects YARD documentation with static typing to generate RBI and RBS signatures, and Spoom, a utility suite for Sorbet users offering features

Published: 2025-07-30 | Origin: /r/ruby

The article, featuring insights from backend engineer Svyatoslav Kryukov and tech editor Travis Turner, critiques the complexity in front-end development. It argues that developers are burdened by excessive tooling and choices, often led by trends that prioritize client-side complexity over the simplicity of server-side frameworks like Rails. Despite DHH's advocacy for a simpler approach with tools like Hotwire, many Rails developers have adopted the more complex API + SPA architecture, which ultimately adds unnecessary maintenance tasks without delivering user value.

Published: 2025-07-30 | Origin: Hacker News

The concept of speed in software development is often overlooked, yet it plays a crucial role in enhancing user behavior and productivity. Fast software allows developers to deploy code more frequently and enables quick prototyping, which ultimately facilitates remote work. In contrast, slow software can hinder performance and lead to frustration, as evidenced by poor experiences with airplane WiFi. Speed in software eliminates cognitive friction, making tools feel seamless and intuitive. Examples like Raycast, Superhuman, and Mercury demonstrate how fast applications can transform user experiences

Published: 2025-07-30 | Origin: /r/programming

A recent survey by HostingAdvice.com, which involved 500 experienced software developers, revealed that over 71% of them were more influenced by industry hype than by actual outcomes when making decisions about language migration. Despite the data-driven nature of the industry, developers are prone to following trends, leading to a scenario where only half felt their migrations were beneficial, and 58% reported incurring new technical debt. This trend of adopting new front-end frameworks—like Svelte, React, and Tailwind—

Published: 2025-07-30 | Origin: Hacker News

Helsinki has achieved a significant milestone by completing an entire year without any traffic-related fatalities, with the last death recorded in July 2024. City officials attribute this success to long-term planning, infrastructure improvements, and reduced speed limits, particularly highlighting that over half of the streets now have a limit of 30 km/h. This change is part of broader safety measures, including redesigning street layouts to enhance safety for pedestrians and cyclists and expanding cycling and walking infrastructure. Improvements in traffic enforcement,

Published: 2025-07-30 | Origin: /r/programming

Python 3.14 will introduce several significant updates, including the removal of the Global Interpreter Lock (GIL) and the addition of template strings. Among these changes is the under-the-radar enhancement of the compression.zstd module, which offers built-in support for the Zstandard compression algorithm. Developed by Meta, Zstandard provides an effective balance of speed and compression ratio, making it ideal for handling large data volumes in real-time systems and storage pipelines. This new module will enable developers to easily compress

Published: 2025-07-30 | Origin: Hacker News

The author recently purchased an RTL-SDR dongle and antenna to receive unencrypted ADS-B messages, which are mandatory data broadcasts from aircraft containing information about their position, heading, and speed to prevent mid-air collisions. Using this inexpensive setup, anyone can listen in and process the data on their computer with software like readsb. Users can also share their data with servers like ADS-B Exchange, allowing for real-time visualization of aircraft and access to historical data. The content discusses the transmission of ADS-B messages

Published: 2025-07-30 | Origin: /r/programming

The article discusses the common challenge of decoupling a monolithic application, which arises frequently in startups due to "decision debt." This term describes the initial architectural choices made for rapid development that later hinder scalability and maturity. While monoliths can function effectively, they often evolve unintentionally, leading to limitations in performance and flexibility. The main goal of decoupling is to transition to a more efficient application architecture to enhance development speed, scalability, and reduce infrastructural risks. The author will illustrate this

Published: 2025-07-30 | Origin: /r/ruby

In this content, Julian Rubisch introduces a series focused on the architecture of ActiveStorage in Ruby on Rails, specifically examining how uploaded data is handled and how to extend its functionality. ActiveStorage acts as an adapter for storing user-generated files, allowing developers to easily attach files to database records using methods like `has_one_attached` and `has_many_attached`. ActiveStorage relies on two main database tables: `ActiveStorage::Attachment`, which connects records to their attachments, and `ActiveStorage

Published: 2025-07-30 | Origin: /r/ruby

The Ruby Terminal File Manager (RTFM) is a feature-rich terminal file management tool that has undergone significant updates, particularly with version 6.0, which enhances remote directory browsing and overall user experience. Version 5 marked a complete rewrite using the rcurses library, resulting in improved stability and extensive features, such as a trash bin, OpenAI integrations, and customizable plugins. Key functionalities include syntax highlighting, thumbnail support for images and videos, a system info panel, and integration with tools like git

Published: 2025-07-30 | Origin: /r/ruby

The content discusses Ruby SHell, a customizable Ruby-based shell project that allows for various enhancements and user controls. The project is ongoing and welcomes suggestions. Users can easily set it up by cloning the repository and configuring their environment with minimal external dependencies. Key features include tracking and navigating directories, creating and managing command shortcuts (nicks and gnicks), and the option to integrate local AI processing with Ollama. The shell supports tab completion for commands, directory navigation, and aliases, streamlining user interaction.

Published: 2025-07-30 | Origin: /r/programming

The content celebrates the 20th anniversary of MDN (Mozilla Developer Network), highlighting its importance as a valuable resource with over 14,000 pages of web platform documentation. The Chrome Developer Relations team expresses their admiration for MDN, noting their contributions to the site and frequent references in their own work. The anniversary celebration includes a tradition where browser teams exchange cakes during significant milestones, which was observed at the I/O Connect event in Berlin. The post concludes with licensing information and a note on the last

Published: 2025-07-30 | Origin: /r/programming

The page provides a structured introduction to Git concepts, minimizing the need for unfamiliar terminology by presenting them in a clear sequence. It illustrates command options and their interactions with practical examples, enhancing understanding. Upon clicking a command, options are displayed on the left panel and examples on the right. Commands are categorized intuitively for easier navigation, rather than just in alphabetical order. For any unlisted commands, users are directed to the official Git documentation. Key resources include links to various documentation portals and external references. The

Published: 2025-07-30 | Origin: /r/programming

The content discusses feedback regarding benchmarks created by PVS-Studio related to the performance of MethodHandle methods, which the author believes are flawed. Key criticisms of the benchmarks include: 1. MethodHandles and reflection objects should be defined as static final for JVM optimizations. 2. The benchmark inaccurately compares method invocation by using exact return values and parameters, making it misleading. 3. The timing measurement should be in nanoseconds, not microseconds, to adequately assess MethodHandle performance. 4. Using

Published: 2025-07-30 | Origin: /r/programming

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Published: 2025-07-30 | Origin: /r/ruby

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Published: 2025-07-30 | Origin: /r/ruby

At SINAPTIA, we utilized multi-modal Large Language Models to automate the categorization of over 1 million boat images for Rightboat, a leading boat marketplace, drastically reducing the time required from months to just a few days. Rightboat's platform features thousands of boats, with some having over 200 images each, but these images lacked proper categorization and descriptive information, negatively affecting user experience and operational efficiency. To address this, the product design team developed a new image gallery that organized images

Published: 2025-07-30 | Origin: /r/programming

The content discusses a simplified approach for managing application state in HTMX applications by using URL parameters instead of complex state libraries. This method allows developers to handle filters, sorting, pagination, and search elegantly, with the URL serving as the single source of truth. A specified URL structure (e.g., /?status=active&sortField=price&sortDir=desc&page=2) encapsulates the full state of the application, making it bookmarkable and shareable. The process involves three synchronized

Published: 2025-07-30 | Origin: Hacker News

The Earthquake Event Page application is compatible with most recent web browsers. Users can explore supported browsers or utilize features like Real-time Notifications, Feeds, and Web Services.