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On the cruelty of really teaching computing science (1988) Published: 2025-04-21 | Origin: /r/programming The talk explores the implications of viewing computers as a radical novelty in the field of computing science and highlights the challenges that arise from this perspective. The speaker argues that traditional methods for planning and understanding new developments often rely on outdated vocabulary and concepts, which can be inadequate when faced with significant change. The reliance on metaphors and analogies to bridge the gap between past experiences and future innovations can lead to misconceptions, particularly in cases of sharp discontinuities. To effectively cope with such radical novelty, the speaker suggests |
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TableTennis - new gem for printing stylish tables in your terminal Published: 2025-04-21 | Origin: /r/ruby It seems like your message got cut off, and I can't see the content you'd like summarized. Please provide the full text or details you'd like summarized, and I'll be happy to help! |
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Python's new t-strings Published: 2025-04-21 | Origin: /r/programming Template strings, or t-strings, have been accepted as a feature in Python 3.14, set to be released in late 2025, enhancing safe and flexible string processing. Since the introduction of f-strings in Python 3.6, developers have embraced them for their conciseness and readability, often using them extensively—even inappropriately. This has led to vulnerabilities, such as SQL injection and cross-site scripting, when f-strings are used to format strings containing user input |
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Show HN: Dia, an open-weights TTS model for generating realistic dialogue Published: 2025-04-21 | Origin: Hacker News The content discusses the Dia model, a text-to-speech (TTS) model developed by Nari Labs that features 1.6 billion parameters. Dia is designed to generate ultra-realistic dialogue from transcripts, allowing for control over emotional tone and nonverbal sounds. Currently, it only supports English and offers pretrained models and inference code through Hugging Face. A demo page is available for users to compare Dia's performance with other TTS models. The model can produce varying voices unless audio prompts |
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How does OAuth work: ELI5? Published: 2025-04-21 | Origin: /r/programming The content emphasizes the importance of user feedback and provides an overview of OAuth as a solution to the security risks involved in allowing users to share their Google contacts with LinkedIn. The text explains that OAuth resolves authorization issues rather than authentication issues. It highlights the necessity for LinkedIn to prove its identity to Google when requesting access to user data, using a client_secret to authenticate its identity after initial user authorization. The text emphasizes that OAuth 2.0 relies on HTTPS for securing sensitive data and includes a discussion |
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Launch HN: Magic Patterns (YC W23) – AI Design and Prototyping for Product Teams Published: 2025-04-21 | Origin: Hacker News Magic Patterns is a tool focused on "AI-assisted designing," enabling users to visually communicate ideas, receive customer feedback, and test new features. Created by founders Teddy and a co-founder, both former frontend engineers, Magic Patterns evolved from earlier design tool attempts after an internal hackathon inspired the integration of a UI library catalog with GPT 3.5. The tool has found its primary user base among product managers, designers, and leadership who appreciate its ability to facilitate communication and rapid idea testing, rather |
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Rescue a Rails 4 App (and Help a Nonprofit Heal Lives) Published: 2025-04-21 | Origin: /r/ruby Failed to fetch content - HTTP Error - Failed to open TCP connection to :80 (Connection refused - connect(2) for nil port 80) |
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Pipelining might be my favorite programming language feature 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 |
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Getting Forked by Microsoft 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 |
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PostgreSQL JSONB - Powerful Storage for Semi-Structured Data 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 |
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Critical Clean Architecture Book Review And Analysis — THE DATABASE IS A DETAIL 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 |
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The Effect of Deactivating Facebook and Instagram on Users' Emotional State 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 |
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A browser-based text editor optimized for ease of reading (on Github) 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 |
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Reverse engineering the obfuscated TikTok VM 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 |
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Show HN: Keep your PyTorch model in VRAM by hot swapping code 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 |
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Announcing Traeger: A portable Actor System for C++ and Python 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. |
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TikZJax: Embedding LaTeX Drawings in HTML 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, |
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Dart is not just for Flutter, it's time we start using it on the server. I built wailuku an open source web framework inspired by express.js to help those who want to transtition from js to dart. 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. |
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Find the Odd Disk 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. |
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Things Zig comptime won't do 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 |