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4 mains or nothing at all Published: 2025-03-01 | Origin: /r/programming The author discusses their experience using Binaryen's Asyncify to implement the setjmp function in WebAssembly, allowing ExifTool to run in the browser despite limitations with larger files due to WASI libc's reliance on an unsupported exception handling feature. Files over 2GB can't be processed due to browser memory restrictions, leading the author to propose a memory file system that uses pointers to files instead of loading entire files into memory. The File API and Blob type enable slicing files to access specific data ranges without |
When eBPF pt_regs reads return garbage on the latest Linux kernels, blame Fred Published: 2025-03-01 | Origin: Hacker News In Linux kernel version 6.9 for x86_64, a new configuration option called CONFIG_X86_FRED has been introduced, which adds 16 bytes of padding to the start of a task's kernel stack area. This change requires updates to any code handling raw kernel stack and pt_regs lookups. The author has been using Ubuntu 24.04 with the original kernel version 6.8.0 for eBPF development without issues. However, after upgrading to the optional kernel |
Self-Hosting a Firefox Sync Server Published: 2025-03-01 | Origin: Hacker News The author switched from Firefox to LibreWolf and became interested in setting up a self-hosted Firefox Sync server. Although they had previously heard of this possibility, they only decided to explore it now. They found Mozilla’s syncserver repository, which combines both the authentication and storage components needed for a sync server but encountered some challenges. Instead, they opted for syncstorage-rs, a modern Rust-based version, yet struggled with the lack of a ready-to-use Docker image and complicated Docker documentation. Eventually, |
Why it's so hard to build a jet engine Published: 2025-02-28 | Origin: Hacker News Civilization faces significant technical challenges that demand high performance at low costs. Achieving extraordinary performance often involves complex technologies that operate near their limits. For example, constructing a 500-story building requires advanced building technologies, unlike a simpler five-story structure. Balancing cost with performance complexity poses additional challenges, necessitating strategies to reduce maintenance costs, avoid expensive materials, and ensure designs can be produced cheaply with minimal expert labor. Examples of such challenges include building advanced semiconductor fabrication plants, developing new commercial aircraft, and |
Ohio One Construction Timeline Update Published: 2025-02-28 | Origin: Hacker News Intel is making significant progress on its Ohio One campus in New Albany, where it plans to invest over $28 billion in two advanced chip factories. Construction has been ongoing since 2022, with completion dates recently announced by Naga Chandrasekaran, Intel's Foundry Manufacturing leader. He expressed appreciation for the team's efforts, highlighting the successful milestone of completing the building's basement level and beginning work on the above-ground structure. The site is also designed to blend with Ohio's natural beauty. Additionally |
How to gain code execution on hundreds of millions of people and popular apps Published: 2025-02-28 | Origin: Hacker News The author explored the installation process of the AI text editor cursor and discovered that the installer was managed by an Electron app bundler called todesktop. After creating an account on todesktop, they noticed the application used Firebase, specifically Firestore as its database, and conducted reconnaissance using developer tools. They found an insecure Firestore collection named "temporaryApplications," which was later clarified by todesktop to contain no sensitive data. The author also looked into the npm package @todesktop/cli, which manages |
400 reasons to not use Microsoft Azure Published: 2025-02-28 | Origin: Hacker News Failed to fetch content - HTTP Status - 404 |
Programming without pointers Published: 2025-02-28 | Origin: /r/programming Of course! Please provide the content you'd like summarized, and I'll be happy to help. |
Announcing TypeScript 5.8 Published: 2025-02-28 | Origin: /r/programming TypeScript 5.8 has been officially released, enhancing the JavaScript experience by adding type syntax to the language. This allows developers to clarify their code's intent and enables tools to detect errors such as typos and null/undefined issues. The release includes improved editorial features like auto-completion and code navigation in environments such as Visual Studio and VS Code. While some advancements related to conditional return types were postponed for TypeScript 5.9, the current version includes more precise checks for return |
DragonRuby Game Toolkit - Last day to get it for free Published: 2025-02-28 | Origin: /r/ruby The message promotes a sale that encourages participation in a game development Jam using the DragonRuby Game Toolkit. It suggests downloading the provided starter template for quick setup. Users are invited to obtain a free commercial license for the toolkit, join the Discord Server for support, and start building their game. |
Order Stamps – A String-Based Trick for Effortless List Ordering Published: 2025-02-28 | Origin: /r/programming Orderstamp is a lightweight TypeScript utility designed for efficient management of ordered lists in databases, providing O(1) insertions and reordering. Initially developed for GoatDB, this standalone package addresses common challenges in maintaining list order, allowing only minimal write operations. Key features include: - String-based ordering based on the principle of continuity, enabling easy insertion, deletion, or reordering by assigning new order stamps with just one write operation. - Functions to generate order stamps at the beginning and end of |
3,200% CPU Utilization Published: 2025-02-28 | Origin: Hacker News The author encountered a severe issue with their machine, experiencing 3,200% CPU utilization across all 32 cores, compared to a prior case of 100% usage on a single core. Using Java 17, they analyzed thread dumps to identify a problematic section in the code located at BusinessLogic:29, where a loop incorrectly iterated over an unrelated object instead of the relevant one. They suspected that refactoring had made the unrelated object redundant. To test their hypothesis, they ran unit |
Valence: borrowing from natural language to expand the expressive power of code Published: 2025-02-28 | Origin: /r/programming The content discusses a highly interactive web application that requires JavaScript, emphasizing that it is not a simple HTML interface. It mentions Bluesky, with links to bsky.social and atproto.com for more information. Daniel Temkin shares his excitement about Valence, a new programming language introduced at #FOSDEM 2025, which draws inspiration from natural language to enhance coding expression. Users can try Valence in a browser and access its repository on GitHub via provided links. |
Another Conflict Between Privacy Laws and Age Authentication–Murphy v Confirm ID Published: 2025-02-28 | Origin: Hacker News The opinion discusses a case involving the Adult Friend Finder (AFF) service, focusing on its age authentication process that requires users to upload government IDs and selfies, which are then face-scanned by an affiliated vendor, Confirm ID. Plaintiffs are suing Confirm ID for allegedly violating the Illinois Biometric Information Privacy Act (BIPA) due to the use of biometric data for age verification. This legal challenge highlights the tension between privacy laws and governmental pressures on online services to authenticate users’ ages, often relying on |
Microservices, Where Did It All Go Wrong • Ian Cooper Published: 2025-02-28 | Origin: /r/programming Sure! Please provide the content you'd like me to summarize. |
Reimagining Fluid Typography Published: 2025-02-28 | Origin: Hacker News In her article, Miriam Suzanne emphasizes the importance of using relative units like em and rem for text sizing in web design, highlighting their role in ensuring compatibility with user preferences and maintaining consistent typography. She discusses how the default text size set by browsers can be leveraged by establishing a root font-size with em values, which allows for a scalable relationship across various font sizes. Suzanne also introduces the concept of fluid typography, which incorporates viewport or container-relative units and the clamp() function to create responsive text sizing within defined |
The Dino, the Llama, and the Whale (Deno and Jupyter for Local AI Experiments) Published: 2025-02-28 | Origin: Hacker News On February 27, 2025, a Principal Technologist at CTO Labs detailed their exploration into locally hosting and interacting with large language models, inspired by the release of the DeepSeek R1 reasoning model. In their role, they advise on the impact of emerging technologies, particularly AI, which is a significant focus area currently. Although they acknowledge Python as the primary language for AI and ML, they are more familiar with TypeScript/JavaScript, stemming from their past work as a core contributor to |
Why We Designed TigerBeetle's Docs from Scratch Published: 2025-02-28 | Origin: /r/programming Fabian Rühle, Fabio Arnold, and matklad discuss the complete reconstruction of TigerBeetle's documentation site, emphasizing a desire to apply their design philosophy, TigerStyle, and prioritize user experience through first principles thinking. Initially, the documentation was created using Docusaurus for prototyping due to its quick setup, but they found limitations that necessitated a change. The goal was to create a clean, simple, and fast reading experience with minimal distractions, resembling a book layout. To achieve |
fish shell 4.0.0 released Published: 2025-02-28 | Origin: /r/programming The feedback from users is valued and taken seriously. Significant updates have been made to the fish shell, including a transition of core code from C++ to Rust, which alters dependencies and building procedures, though it won't impact users directly. Key changes include: - A new key notation for bindings due to a binding rework, with legacy notation still functional in most cases. - The `ctrl-c` command now invokes `clear-commandline`, while the previous behavior can be accessed via `cancel-commandline |
Turning my ESP32 into a DNS sinkhole to fight doomscrolling Published: 2025-02-28 | Origin: /r/programming Of course! Please provide the content you'd like me to summarize. |