Published: 2025-01-22 | Origin: /r/programming

This project creates Julia and Mandelbrot fractals using parallel processing with MPI, running on a cluster of virtual machines to efficiently generate high-resolution PPM images. It offers both sequential and parallel execution. To run the code with MPI, users must compile with `mpicxx` and execute it using `mpiexec`, specifying the number of processes with the `-n` option. For testing, MPI can also be run locally to simulate multiple processes on a single machine. Users can enhance image details

Published: 2025-01-22 | Origin: /r/programming

Of course! Please provide the content you would like summarized.

Published: 2025-01-22 | Origin: /r/programming

Shopify has successfully transitioned all of its mobile applications to React Native (RN) over the past five years, having announced RN as the future for its mobile strategy. The decision to switch was based on three main reasons related to performance, agility, and leveraging RN's capabilities. Each team at Shopify chose their migration approach, allowing them to continue delivering features without disruption. Performance has been a primary focus, with CEO Tobi Lutke emphasizing the importance of speed in great software. Extensive prototyping was

Published: 2025-01-22 | Origin: Hacker News

Failed to fetch content - HTTP Status - 403

Published: 2025-01-22 | Origin: Hacker News

arXiv is seeking community input to enhance its platform, offering a collaboration framework called arXivLabs for developing and sharing new features. Both individual and organizational partners are expected to uphold arXiv's values of openness, community, excellence, and user data privacy. Those with project ideas that could benefit the arXiv community are encouraged to engage with arXivLabs. Additionally, users can receive operational status notifications via email or Slack.

Published: 2025-01-22 | Origin: Hacker News

The content discusses the idea that complexity in software development is inevitable and must be managed rather than eliminated. It emphasizes that complexity must be allocated to specific areas, such as well-defined code, supportive documentation, and training. If complexity is ignored or left unmanaged, it can spread throughout the system, leading to confusion and inefficiency among developers. The message encourages software developers to accept and control complexity, ensuring it resides in manageable locations to facilitate better understanding and organization in their projects, particularly in the context of using

Published: 2025-01-22 | Origin: Hacker News

Failed to fetch content - HTTP Error - HTTP redirects too deep

Published: 2025-01-21 | Origin: Hacker News

In 1980, three men discovered they were identical triplets separated at birth, all adopted by different families. Their joyful reunion soon revealed a darker truth: they were subjects of a covert psychological experiment aimed at studying the nature versus nurture debate. This long-standing debate questions whether behavior is primarily shaped by genetics (nature) or by the environment (nurture). Theories evolved over decades, initially emphasizing learning (nurture), but developments in brain and genetic research since the 1960s

Published: 2025-01-21 | Origin: Hacker News

Hunyuan3D 2.0 is an advanced system for generating high-resolution textured 3D assets, consisting of two main components: Hunyuan3D-DiT for large-scale shape generation and Hunyuan3D-Paint for texture synthesis. The shape model utilizes a flow-based diffusion transformer to create geometry that aligns with input images, while the texture model produces vibrant texture maps using geometric and diffusion principles. The system features Hunyuan3D-Studio, a user-friendly

Published: 2025-01-21 | Origin: /r/programming

Of course! Please provide the content you'd like me to summarize.

Published: 2025-01-21 | Origin: Hacker News

On January 21, 2025, President Donald Trump met with prominent tech leaders including Masayoshi Son (CEO of SoftBank), Larry Ellison (chairman of Oracle), and Sam Altman (CEO of OpenAI) in the Roosevelt Room of the White House. The discussions involved significant interactions and laughter among the attendees, highlighting the relationship between the government and major tech figures. The previous day, Trump signed executive orders in the Oval Office, although the specific content of those orders is not

Published: 2025-01-21 | Origin: /r/programming

Atul Jalan's article in Dev Journal discusses the evolution of Compose, a platform designed to transform backend logic into shareable web applications. Initially launched to help engineers create simple tools and dashboards with basic components, user demand for more complex applications led to enhancements in the platform. The article addresses the challenges of efficiently managing rapid UI updates while maintaining performance at scale. Frequent updates can overwhelm the server, necessitating a method to moderate requests—traditionally achieved through a debouncing technique. However, traditional debouncing

Published: 2025-01-21 | Origin: /r/ruby

The content discusses common questions regarding Rails testing, specifically focusing on what to test and what to avoid. The author suggests that while it's beneficial to write tests for most code, there are instances where skipping tests might be justifiable. They recommend asking three questions to determine whether to write a test: if a potential failure is obvious with minor consequences, infrequent, and costly to test, then a test may be skipped. Conversely, if a failure could be silent, have serious consequences, occur frequently, or

Published: 2025-01-21 | Origin: /r/ruby

The JRuby community has announced the release of JRuby 9.4.10.0, which aims for compatibility with Ruby 3.1. They expressed gratitude to the contributors who helped make this release possible.

Published: 2025-01-21 | Origin: /r/programming

Of course! Please provide the content you would like me to summarize.

Published: 2025-01-21 | Origin: Hacker News

**Session 7: Special Session on Electrostatic Considerations in Industry** **Moderator:** D. Swenson, 3M **Case Study:** Large Plastic Web Electrostatic Problems, Results, and Cure by D. Swenson, 3M Company David Swenson from 3M discusses an intriguing issue related to significant static charge buildup on a polypropylene film in a factory setting, which led to the creation of a strong, "invisible wall" effect. This phenomenon was so powerful

Published: 2025-01-21 | Origin: Hacker News

Daniel, a 15-year-old high school junior, recently discovered a significant 0-click deanonymization attack that can reveal a target's location within a 250-mile radius without their knowledge. This vulnerability exists in numerous popular applications, including Signal, Discord, and Twitter/X. Daniel published his findings to alert individuals, particularly journalists, activists, and hackers, about the risks posed by such undetectable attacks. Additionally, the content discusses Cloudflare, the leading content delivery network (CDN),

Published: 2025-01-21 | Origin: /r/ruby

On January 21, 2025, Paweł Dąbrowski shared insights on deploying Ruby on Rails applications on bare metal servers. He introduced Dokku as a simpler alternative to solutions like Kamal, Capistrano, Kubernetes, and Docker Swarm, likening Dokku to a self-hosted version of Heroku. Having utilized Dokku for years, Dąbrowski praised its efficiency and compatibility with various components like Sidekiq and ElasticSearch for easy production setup

Published: 2025-01-21 | Origin: /r/programming

The content emphasizes that all feedback is thoroughly read and valued. It also mentions that additional qualifiers can be found in the documentation and provides a link to the project page.

Published: 2025-01-21 | Origin: Hacker News

The content discusses the shortcomings of hotel rooms for work purposes, such as inadequate furnishings and inconvenient socket placement. The author suggests there is a market opportunity for creating a hotel chain specifically designed for business travelers. They relate this to the idea of using machine learning models to analyze hotel room photos for better future bookings, based on personal experiences. Additionally, there is commentary on the prevalence of business-oriented hotels in areas like airports and business districts versus tourist-oriented ones. A side note highlights the evolving perception of YOLO