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How AutoMQ Reduces Nearly 100% of Kafka Cross-Zone Data Transfer Cost Published: 2024-10-28 | Origin: /r/programming The article, co-written by Vu Trinh and Kaiming Wan from AutoMQ, discusses the growing adoption of Apache Kafka in cloud infrastructures and the challenges that users face in operating it, particularly regarding data transfer costs. It highlights that cross-AZ (Availability Zone) transfer fees can exceed 50% of total costs, a critical concern for companies using Kafka. The authors reference WarpStream's approach to mitigate these costs by ensuring client communication occurs within the same AZ. They then introduce AutoMQ, |
Letters by Oliver Sacks review Published: 2024-10-28 | Origin: Hacker News The content highlights the early life of Oliver Sacks, a prominent neurologist and writer, who moved to San Francisco in 1960. Disillusioned with English academia and facing personal challenges related to his sexuality, Sacks sought freedom and opportunity in America. His interest in literature, particularly poetry, played a significant role in his emotional development and identity. Upon arriving in San Francisco, he began his medical career while also pursuing writing, inspired by notable figures like poet Thom Gunn. The narrative touches on |
KmpEssentials (Kotlin Multiplatform) Api Documentation Site Published: 2024-10-28 | Origin: /r/programming KmpEssentials is a library offering over 35 APIs designed to enhance development across platforms such as iOS, Android, and Apple Watch. It facilitates tasks like battery management, file system operations, package information retrieval, and photo capture. To begin using KmpEssentials, import the library into your project, which can be found on MVN. For Android development, initialize the framework in your Activity's onCreate method. For projects using Android Compose, additional steps are needed, including installing |
Write code that is easy to delete, not easy to extend Published: 2024-10-28 | Origin: /r/programming The excerpt discusses the implications of code maintenance in software development, particularly emphasizing the challenges of code reuse and the complexity it introduces as projects grow. It presents a philosophy shift in how to regard lines of code—not as units produced but as costs incurred. By framing code as “lines spent,” deleting unnecessary code becomes a method for reducing maintenance burdens. The author advocates for creating disposable software rather than reusable code to facilitate easier modifications, suggesting strategies such as avoiding unnecessary dependencies, layering APIs for simplicity, and isol |
The Influence of Japanese Archaeology on the Legend of Zelda: Breath of the Wild Published: 2024-10-28 | Origin: Hacker News The article by Jean-François Cudennec examines the role of time in Nintendo's Zelda franchise, highlighting how it influences gameplay and player experience. In "Ocarina of Time" (1998), time is a gameplay mechanic that allows players to switch between a young Link and an adult Link, showcasing differing perspectives and the transformation of Hyrule from innocent to grim. "Majora’s Mask" (2000) restricts time travel to a three-day cycle, emphasizing the urgency |
ATL: A layer to run Android apps on Linux Published: 2024-10-28 | Origin: Hacker News Please provide the content you would like me to summarize. |
Ask HN: What Are You Working On? (October 2024) Published: 2024-10-27 | Origin: Hacker News The author is developing an integration between two ecommerce systems to optimize the delivery of boxes of coffee and organic produce in the Seattle region. The goal is to redirect coffee shipments away from traditional carriers like USPS/FedEx when deliveries go to the same area, saving the coffee company 50% on shipping costs while compensating the delivery company for extra space in their vans. The integration involves complex custom label generation and mapping/routing to align with existing workflows of both companies. This system allows multiple local stores to |
The Universal Relation Published: 2024-10-27 | Origin: Hacker News The author took a databases class and encountered the influential but elusive paper "On the Universal Relation" by Marc H. Graham from 1979, which is cited frequently but hard to find. After struggling to find a copy online or in local libraries, the author successfully ordered a physical copy from far away, scanned it, and shared it online for wider accessibility. Despite efforts to contact the university and the author, they received no response. The paper is now available in scanned form, though the quality is |
you-get: Dumb downloader that scrapes the web Published: 2024-10-27 | Origin: /r/programming The content discusses the command-line utility "you-get," which is designed for downloading media content (videos, audios, images) from the web when other options are not available. It emphasizes that user feedback is taken seriously and invites users to refer to documentation for available features. Notably, support for Python versions 3.5, 3.6, and 3.7 will be phased out. The utility can be installed via the PyPI package manager using pip, and users are encouraged |
An Evaluation of the Remote Viewing Program: Operational Applications (1995) [pdf] Published: 2024-10-27 | Origin: Hacker News The provided content is a snippet of a PDF file encoded in binary, specifically the portion that includes binary image data. As the text includes unreadable characters and is not structured in a comprehensible format, it doesn't contain any coherent information or narrative to summarize. If you have a specific part of the document or text, please provide that for summarization or clarification. |
NotebookLlama: An open source version of NotebookLM Published: 2024-10-27 | Origin: Hacker News The content emphasizes the importance of user feedback and outlines a guided series of tutorials to create a PDF to Podcast workflow, focusing on Text to Speech models. It assumes no prior knowledge of large language models (LLMs) and includes step-by-step instructions for the process. Key points include: 1. **Feedback Importance**: All user feedback is valued and considered. 2. **Guided Tutorials**: The tutorials can serve as a reference or course for the workflow. 3. **Model Usage**: |
rubocop-obsession: A RuboCop extension focused on higher-level concepts, like checking that code reads from top to bottom Published: 2024-10-27 | Origin: /r/ruby The content describes a RuboCop extension called "Obsession" that focuses on higher-level coding concepts, like ensuring code readability and unit testing of public methods, while also including some lower-level checks. Users can utilize the extension's predefined cops or create custom ones aligned with their project's standards. Installation involves adding the gem to the Gemfile and loading the extension through the .rubocop.yml configuration. The document notes that some cops are opinionated and disabled by default, allowing users to enable or disable them |
When having more CPUs froze a Netflix platform Published: 2024-10-27 | Origin: /r/programming The Netflix Technology Blog features a post by Hechao Li and Marcelo Mayworm, with contributions from their colleagues, discussing a product called Workbench. This remote development workspace, part of the Data Platform at Netflix, is designed for data practitioners to handle big data and machine learning projects, commonly using JupyterLab Notebooks. Recently, users reported that their JupyterLab interface became slow and unresponsive when running certain notebooks. To address this issue, they sought a way to quantitatively assess the |
NewPipe on Linux, Using Android_translation_layer Published: 2024-10-27 | Origin: Hacker News NewPipe is a privacy-focused frontend for YouTube that operates without using Google frameworks or the YouTube API, instead relying on website parsing. It is compatible with devices lacking Google Services and does not require a YouTube account. The tool is FLOSS (Free/Libre Open Source Software) and currently supports various services. This particular hotfix release addresses HTTP 403 errors encountered during video playback. Additionally, it is noted that this is an unofficial experimental Flatpak build based on the Android Translation Layer, |
A comparison of Rust's borrow checker to the one in C# Published: 2024-10-27 | Origin: Hacker News The document compares memory safety features in C# to Rust's borrowing and lifetime concepts, highlighting advancements in C# since version 7, when the language began incorporating more robust memory safety features. While C# does not implement "borrowing" in the same way as Rust, the article argues that it aims for similar static analysis to ensure memory safety. The author expresses amazement at the user-friendly design of C#, which allows for efficient and safe coding without requiring advanced type theory knowledge. Furthermore, C |
Infrastructure costs that might kill your app Published: 2024-10-27 | Origin: /r/programming The content discusses the often-overlooked financial implications of architectural decisions in software development, specifically regarding unexpected costs. Factors leading to high costs include insufficient protection against denial of service (DoS & DDoS) attacks, excessive logging, expensive storage usage, and unlimited auto-scaling. The author shares an example of a Reddit user who incurred a $104,000 hosting bill for a static website due to a DDoS attack, highlighting a pricing model that charged $55 per 100 GB after |
CQRS facts and myths explained Published: 2024-10-27 | Origin: /r/programming The content discusses the concepts of CQS (Command Query Separation) and CQRS (Command Query Responsibility Segregation), highlighting common misconceptions about them. It begins with an analogy about urban legends and misinformation, stressing how easily myths can develop, particularly in technical fields. CQS and CQRS are clarified: CQS, defined by Bertrand Meyer, emphasizes that a command, which alters state, should not return data, while a query, which returns data, should not alter state. The author points out |
A Chopin waltz unearthed after nearly 200 years Published: 2024-10-27 | Origin: Hacker News Failed to fetch content - HTTP Status - 403 |
A brief history of defragging Published: 2024-10-27 | Origin: /r/programming The introduction of internal hard disks in Macs in 1987 marked a significant advancement in storage technology, moving from 800 KB floppy disks to up to 80 MB of high-speed storage. By the 1990s, hard disk capacities increased to as much as 12 GB. As storage sizes grew, the importance of routine maintenance, specifically defragmentation, became apparent for optimal performance. The analogy of organizing a large library illustrates the importance of data storage efficiency; proper organization allows for quicker |
Using /tmp/ and /var/tmp/ Safely Published: 2024-10-27 | Origin: /r/programming In Linux, the directories /tmp/ and /var/tmp/ are designated for temporary files, with /tmp/ typically stored in RAM and cleared on reboot, and /var/tmp/ backed by persistent storage. Therefore, /tmp/ is suitable for small, short-lived files, while /var/tmp/ is for files that need to persist across reboots. Users should avoid placing important data in /tmp/ and, if the $TMPDIR environment variable is set, should use that instead. Both |