Published: 2025-04-21 | Origin: /r/ruby

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Published: 2025-04-21 | Origin: /r/programming

The author expresses a somewhat informal opinion on the suboptimal nature of free-standing function call syntax in programming. They highlight pipelining as a preferred feature, which allows the omission of a parameter by passing the previous value, resulting in more readable and structured code. The author contrasts two coding styles, arguing that the pipelining approach is clearer and easier to comment on. They emphasize that their argument is focused on syntax rather than semantics, acknowledging that syntax is less important than functional correctness in practice. Additionally

Published: 2025-04-21 | Origin: /r/programming

The author reflects on their experience with a team that developed Kubernetes clusters and encountered significant downtime due to dependency on image registries, particularly during high-traffic events like Black Friday. Traditional solutions, such as creating a stateful mirror for the registries, were not viable due to budgetary and timing constraints. This led to the idea for Spegel, a solution aimed at minimizing operational oversight and avoiding the need for a stateful component. As the sole maintainer of Spegel, the author was excited

Published: 2025-04-21 | Origin: /r/programming

The content discusses the ongoing debate between object-oriented and relational database structures in managing business data. Traditionally, business data is organized in normalized tables, which can sometimes be a poor fit, leading to the use of Object-Relational Mappers to bridge the gap, albeit with their own issues. Document databases emerged as an alternative, embracing the semi-structured nature of real-world data, but they often lack the consistency guarantees provided by relational databases, such as transaction and isolation levels. PostgreSQL introduced the

Published: 2025-04-21 | Origin: /r/programming

Vedran Bilopavlović provides an analysis of chapter 30, "THE DATABASE IS A DETAIL," from the book *Clean Architecture: A Craftsman’s Guide to Software Structure and Design*. He disagrees with the notion that the database is a trivial aspect of software architecture, likening its importance to that of a doorknob in home design. Bilopavlović emphasizes that selecting the right database is a critical decision with long-term implications for system design. He outlines various considerations

Published: 2025-04-21 | Origin: Hacker News

The content discusses the findings of two large randomized experiments that evaluated the emotional effects of social media deactivation prior to the 2020 U.S. election. Participants who deactivated Facebook for six weeks reported a 0.060 standard deviation improvement in emotional well-being, while those who deactivated Instagram reported a 0.041 standard deviation improvement compared to control groups. The Facebook improvements were particularly noted among users over 35, while the Instagram effects were more pronounced in women under 25. Additionally

Published: 2025-04-21 | Origin: /r/programming

Spectral Web is a fully browser-based text and code editor that features multi-cursor editing, regex-based highlighting, inline notes, styling, custom shortcuts, and S3 integration, requiring no installation or backend server. Initially designed for advanced editing workflows and educational purposes, it is now open-source and easily extensible. Users can access it by opening spectral.html in any modern browser, and it works offline without any build steps. Spectral Web is distributed under the Spectral Web Open License (SWOL

Published: 2025-04-21 | Origin: Hacker News

The project focuses on reverse engineering TikTok's custom Virtual Machine (VM), which is used for obfuscation and security. Feedback from users is valued, and comprehensive documentation on available qualifiers is provided. The process involves analyzing heavily obfuscated JavaScript files, such as webmssdk.js, where bracket notation is used to obscure variable indexing. Techniques are applied to decode this obfuscation, including using Regular Expressions (RegEx) to replace array references with readable dot notation. Additionally, function calls

Published: 2025-04-21 | Origin: Hacker News

The content discusses feedback mechanisms and introduces a method for hotswapping PyTorch training code without unloading large language models (LLMs) from VRAM, which can be time-consuming. This method allows developers to avoid waiting for model reloading by spawning a background process that retains model availability even after the training script exits. It utilizes Python's eval() for executing code on behalf of the target script and supports remote execution via VPN, which improves the development experience compared to existing tools like IntelliJ's remote

Published: 2025-04-20 | Origin: /r/programming

Traeger is a collection of libraries designed for building applications based on the Actor Model in both C++ and Python. It has some dependencies managed through CMake during the build process, which are compiled statically. The installation follows standard CMake procedures, typically in the directory ${HOME}/local. Testing also utilizes CMake, and Python bindings can be installed via pip. Traeger includes several libraries: - `traeger::value`: Efficiently manages types that can be copied and shared safely.

Published: 2025-04-20 | Origin: Hacker News

TikZJax is a tool that converts TikZ code within script tags into SVG images for use in web pages. To implement it, you need to include a specific script in the HTML head and then place your TikZ code in the body. The TikZ will be compiled to SVG format, replacing the original script tag with the generated SVG. This functionality extends to commutative diagrams as well. The tool operates by compiling Pascal source code to WebAssembly, loading the LaTeX format,

Published: 2025-04-20 | Origin: /r/programming

The content describes a minimalist web framework for Dart, inspired by Express.js. It emphasizes the importance of user feedback and invites contributions through Pull Requests. Key features include a Request class for handling requests, a Response class with various methods, and the ability to register routes with path patterns that include parameters. An example for a complete CRUD API implementation is provided in the documentation. The project is licensed under the BSD 3-Clause License.

Published: 2025-04-20 | Origin: Hacker News

The content instructs users to click on the disk that is a different color, using only their eyes and ensuring that any blue-light filters on their screens are disabled. It includes translations in French and Spanish. The message thanks participants and encourages them to play again to gather more data.

Published: 2025-04-20 | Origin: Hacker News

The content discusses the unique aspects of Zig's compile-time feature, known as "comptime," highlighting its generics, conditional compilation, subtyping, serialization, and ORM capabilities. While many languages offer robust compile-time evaluation, Zig's comptime is intentionally restrictive, allowing for expressiveness despite limitations. A key point made is that comptime code does not run on the developer's machine but rather in a cross-compiled environment, ensuring consistent behavior with runtime code. Unlike some languages, Zig does not

Published: 2025-04-20 | Origin: /r/programming

The content discusses various optimizers for TensorFlow and Keras, which are designed to enhance machine learning and deep learning applications. Key optimizers highlighted include: 1. **AdaBelief**: A modification of Adam that adjusts learning rates based on gradient variability, effective for noisy gradients and improving generalization. It includes features like rectification, weight decay, and gradient clipping. 2. **AdamP**: A variant of Adam that reduces the increase of weight norms in momentum-based optimizers to improve

Published: 2025-04-20 | Origin: /r/ruby

Ruby's Object#tap is a useful method that allows developers to "tap into" a method chain, perform operations, and still return the original object, regardless of the block's return value. This feature is beneficial for debugging, configuring, and inserting side effects without disrupting code flow. The method keeps the code tidy and fluent, as shown in examples that illustrate its use. Tap is implemented in C within Ruby's source and, when translated to Ruby, shows that it yields the object to a block

Published: 2025-04-20 | Origin: /r/programming

The article discusses the author's transition from traditional version control systems, specifically Git, to Jujutsu, highlighting Jujutsu's improvements over Git's limitations. Git is described as a "stupid content tracker," which merely stores snapshots and metadata without understanding content changes or history, requiring users to interpret and manage these themselves. In contrast, Jujutsu offers a more user-friendly experience by allowing users to work with arbitrary Git repositories while using both Git and Jujutsu simultaneously. The setup is straightforward

Published: 2025-04-20 | Origin: /r/programming

The content describes a sophisticated Formula 1 race simulation tool that predicts race outcomes using realistic parameters such as driver skills, team performance, track characteristics, and weather conditions. It features an interactive console interface, various visualization types (like race progress, tire degradation, and driver performance), and customizable simulation parameters. Detailed race results, including position changes and timing data, are provided, with visualizations saved in a specific folder format. The project is released under the MIT License and is based on fictional data for the

Published: 2025-04-20 | Origin: Hacker News

Last month, we introduced Gemma 3, our newest open model generation, which excels in performance and can operate on a single high-end GPU, like the NVIDIA H100, using BFloat16 (BF16) precision. To enhance accessibility, we're launching new versions optimized with Quantization-Aware Training (QAT), significantly reducing memory needs while preserving quality, enabling the powerful 27B version of Gemma 3 to run on consumer-grade GPUs like the NVIDIA RTX 3090. We

Published: 2025-04-20 | Origin: /r/ruby

The content discusses a Neovim plugin designed for quick navigation between Rails implementation files and their corresponding spec files. Users are encouraged to provide feedback, which is taken seriously. The plugin can be configured in the init.vim or init.lua files, with a default mapping of <Leader>s for toggling between files. Users can customize the plugin and create their own mappings, and contributions in the form of issues or pull requests are welcomed. For more details on available options and qualifiers, users are directed to