Astonishing Patterns of Prime Numbers in Polar Coordinates

2024-12-16

This article explores the phenomenon of prime numbers plotted on polar coordinates exhibiting spiral or linear patterns. The author uses Python code, employing SymPy to generate prime numbers and Matplotlib for visualization. Results show that as the number of primes increases, the pattern transitions from spirals to straight lines. This isn't unique to primes; it's related to rational approximations of $2pi$. The article explains the underlying mathematics and explores the connection between prime distribution and pattern sparsity.

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The Fall of Stereotype Threat: A Reckoning for Social Psychology

2024-12-19
The Fall of Stereotype Threat: A Reckoning for Social Psychology

This article revisits stereotype threat, a once-dominant theory in social psychology explaining how negative stereotypes impact the performance of marginalized groups. Author Michael Inzlicht recounts its rise and fall, detailing how groundbreaking initial research ultimately failed to replicate in large-scale studies. This led to a critical examination of the theory's validity and broader methodological issues within social psychology. Inzlicht candidly reflects on past questionable research practices, including data manipulation, and concludes that the stereotype threat effect is far weaker and less consistent than previously believed. The article calls for greater rigor and self-correction within the field.

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Polyamory Doesn't Liberate; Monogamy Doesn't Protect: A Bay Area Dating Retrospective

2024-12-19
Polyamory Doesn't Liberate; Monogamy Doesn't Protect: A Bay Area Dating Retrospective

This essay reflects on a decade of dating in the Bay Area, challenging the notion that polyamory is inherently liberating or monogamy inherently protective. Drawing on personal experiences and anecdotes from friends, the author argues that neither relationship style guarantees emotional fulfillment or prevents heartbreak. Statistical data on polyamory is analyzed, revealing complexities and contradictions. The author concludes that the key to successful relationships lies in self-awareness, communication, and addressing personal attachment issues, rather than solely relying on a specific relationship structure.

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ScyllaDB Shifts to Single Enterprise Edition, Offers Free Tier

2024-12-25
ScyllaDB Shifts to Single Enterprise Edition, Offers Free Tier

ScyllaDB announced a strategic shift to focus on a single release stream: ScyllaDB Enterprise, ending its AGPL-licensed open-source offering. A free tier of ScyllaDB Enterprise will be available to the community, including all performance, efficiency, and security features previously reserved for the Enterprise edition. The free tier is limited to 50 vCPUs and 10TB of total storage. This simplifies the product line while providing a powerful free option for users.

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Development

Guile-powered Emacs: A Bold Rewrite Project

2024-12-16

Emacs, renowned for its extensibility, faces performance and expressiveness limitations with its core language, Emacs Lisp (Elisp). To address this, the Guile-Emacs project aims to replace Elisp in Emacs with Guile Lisp. After years of development and dormancy, Guile-Emacs has been revived by developers Robin Templeton and Larry Valkama. The project aims to leverage Guile's compiler and performance advantages to improve Emacs' speed and extensibility while maintaining Elisp compatibility. The ultimate goal is to rewrite a significant portion of Emacs's C code in Lisp, significantly enhancing its customizability. While facing technical and political challenges, the project presents exciting possibilities for the future of Emacs.

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Development

US Fighter Jets Depicted on Russian School Wall Spark Controversy

2024-12-14
US Fighter Jets Depicted on Russian School Wall Spark Controversy

A new school in the Russian border town of Pechenga sparked controversy after images of F-16 fighter jets were painted on its walls. The images were quickly removed and replaced with Russian Su-57 jets. The school explained that the original drawings were of Su-27s, but the ambiguity led to the change. The incident, near the border with NATO members Norway and Finland, highlights regional tensions. A similar incident occurred at a naval base in Gadzhievo, where a US Los Angeles-class submarine was painted on a building before being replaced by a Russian submarine.

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School Smartphone Ban Improves Sleep and Mood

2024-12-15
School Smartphone Ban Improves Sleep and Mood

A three-week school smartphone ban experiment at the University of York showed significant improvements in students' sleep and mood. Students fell asleep 20 minutes faster on average, gained an hour of sleep nightly, and reported 17% less depression and 18% less anxiety. While cognitive improvements were modest, researchers suggest longer-term bans may yield greater benefits, informing policy decisions regarding smartphone use among young people.

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Jupyter Notebooks: E2E Testing and Documentation in One

2024-12-18

While developing a quantum computing library, the author leveraged Jupyter Notebooks as both user guides and end-to-end tests. By reading environment variables (like SERVER_URL) within the notebooks, they achieved parameterization, allowing execution by users and automated CI/CD pipelines. Two methods for running notebooks were explored: nbclient for simplicity, and nbconvert/jq for more control but increased complexity. The author opted for nbclient's ease of use, effectively integrating documentation maintenance and code testing, ensuring the integrity of both with every merge request.

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Development E2E testing

GitHub Copilot: Your AI Pair Programmer

2024-12-18
GitHub Copilot: Your AI Pair Programmer

GitHub Copilot is an AI-powered pair programmer that provides real-time code suggestions based on your code and natural language prompts. It supports multiple programming languages and IDEs, offering free and paid plans to suit various needs. Copilot boasts powerful debugging and security vulnerability fixing capabilities, along with multi-file editing and cross-platform support. While trained on public code repositories, it doesn't copy-paste code but generates suggestions probabilistically, offering an optional code referencing filter to mitigate copyright concerns.

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HyperEssays: An Ongoing Digital Project for Montaigne's Essays

2024-12-22
HyperEssays: An Ongoing Digital Project for Montaigne's Essays

HyperEssays is a project dedicated to creating a modern and accessible online edition of Michel de Montaigne's Essays. The website hosts four editions of the Essays, including the original French, early modern English translations, and a modern English translation, which are continuously updated and improved. The project aims to provide readers with a convenient reading experience and rich interpretive resources, including annotations, indexes, and downloadable PDFs.

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SVC16: The Simplest Virtual Computer Challenges Programmers

2024-12-15
SVC16: The Simplest Virtual Computer Challenges Programmers

SVC16 is a minimalist 16-bit virtual computer designed for ultimate simplicity. It features no CPU registers, performing all operations within a single memory chunk. The instruction set is extremely streamlined, lacking bells and whistles like sound or variable screen size. Programmers are challenged to write machine code and compilers themselves, creating amazing feats with the simplest of tools. The project provides an emulator to run user-created programs and even games. This is a perfect project for learning low-level computer principles and honing programming skills.

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Web Origami: A New Programming Language for Simplified Website Building

2024-12-13

Web Origami is a new programming language designed to simplify the creation of small- to medium-sized websites. Using a concise syntax that complements HTML and CSS, users can describe website structure using formulas similar to spreadsheets, transforming data and files into HTML and other website resources through simple programs. Even without JavaScript knowledge, features like full-text search and RSS feeds can be created. Origami provides a command-line interface, built-in functions, and an async-tree library, with support for JavaScript extensions. Its core concept is to abstract website building as data transformation, making site creation and deployment efficient, low-cost, and easy to understand.

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Principles of Educational Programming Language Design: Why the Lack of Consensus?

2024-12-16
Principles of Educational Programming Language Design: Why the Lack of Consensus?

This paper explores the evolution of principles in educational programming language design over several decades. While the work of Wirth and others emphasized principles like simplicity and modularity, disagreement persists among educators regarding suitable languages for novice programmers. The article analyzes how the interpretation of these principles shifts in the context of current technologies and why a common, globally used educational programming language hasn't emerged. The authors discuss the relative merits of pedagogical versus industry languages and argue that each generation of learners needs its own language.

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The Enigma of Luigi Mangione: A Bright Young Man and a Shocking Crime

2024-12-22
The Enigma of Luigi Mangione: A Bright Young Man and a Shocking Crime

This article recounts the author's interactions with Luigi Mangione, the alleged assassin of UnitedHealthcare CEO Brian Thompson. Luigi, a bright young man from a wealthy family, purchased a premium membership to the author's blog, leading to a two-hour video call. During their conversation, Luigi expressed concerns about the erosion of human agency in modern society, likening many to unthinking 'NPCs' manipulated by technology. He voiced frustration with high US healthcare costs. The author's shock at Luigi's subsequent arrest for murder forms the crux of the article, exploring the complexities of motivation, the coexistence of kindness and cruelty, and the multifaceted nature of human behavior. The article raises questions about free will and societal influences on individual actions.

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Programmer Creates Pseudo-3D Game in Bash

2024-12-20
Programmer Creates Pseudo-3D Game in Bash

A programmer, izabera, has developed a surprisingly impressive pseudo-3D game using the Bash scripting language. This project, a homage to the classic game Wolfenstein 3D, is open-source on GitHub. The code is concise yet the result is stunning, showcasing the power of Bash and the programmer's ingenuity. The repository includes the game source code and demonstration videos. Developers interested in learning more can check it out on GitHub.

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Development Game Development

Hyperbola GNU/Linux-libre: A Lightweight OS Committed to Freedom and Long-Term Support

2024-12-15

Hyperbola GNU/Linux-libre is a community-driven operating system project aiming to provide a fully free, stable, secure, simple, and lightweight long-term support distribution. It leverages Arch Linux's package management and Debian's security patches, adhering to the GNU Free System Distribution Guidelines. Supporting i686 and x86_64 architectures, Hyperbola plans to release a BSD-based system, HyperbolaBSD. Recent news includes continued support for 32-bit systems, discontinuation of Debian patchsets beyond version 12, and concerns expressed regarding the Free Software Foundation's statement on machine learning.

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Surfer Protocol: Open-Source Framework for Personal Data Control

2024-12-17
Surfer Protocol: Open-Source Framework for Personal Data Control

Surfer Protocol is an open-source framework that empowers users to export and build applications based on their personal data. Addressing the issue of data siloed across numerous platforms, Surfer Protocol offers a solution. It comprises a desktop application for exporting data from various apps and services, and a Python SDK for building applications using this data. Users can leverage Surfer Protocol to create personalized AI models, reclaim control of their data from big tech, or leave a digital legacy.

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Rec Room Releases Copyable Game: BonkysInferno

2024-12-21
Rec Room Releases Copyable Game: BonkysInferno

Rec Room has launched a new copyable game, ^BonkysInferno. Based on the 'Make it to Midnight' environment, the objective is to score the most points by knocking opponents into lava or past a laser fence with Bonky's hammer. The game features a collectible system, damage system, Bonky's hammer mechanics, a round system, and a HUD, all built using Circuits and Rec Room Studio, allowing for player replication and modification. Players are encouraged to explore the circuits with their Maker Pen and use Rec Room Studio for deeper customization.

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Apple Directs Spyware Victims to Nonprofit Security Lab

2024-12-23
Apple Directs Spyware Victims to Nonprofit Security Lab

Instead of conducting its own investigations, Apple directs victims of suspected government spyware attacks on iPhones to the nonprofit Access Now for assistance. This approach is supported by cybersecurity experts who believe Access Now is better equipped for systematic investigation and support. Access Now's digital helpline has received 4,337 requests in 2024, becoming a crucial tool in combating spyware. While Apple also employs other security measures like Lockdown Mode, this partnership provides invaluable support for those affected by government spyware.

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Tech Spyware

New Underwater Footage Raises Sabotage Suspicions Against Yi Peng 3

2024-12-19
New Underwater Footage Raises Sabotage Suspicions Against Yi Peng 3

New underwater footage obtained by TV2 reveals drag marks on the seabed near Læsø, Denmark, coinciding with the unusual maneuvers of the Chinese vessel Yi Peng 3 ten days before the Baltic Sea cable breaks. The footage shows a distinct mark aligning with the Yi Peng 3's path on November 7th, when the ship inexplicably slowed down significantly while passing over the cables. Experts are questioning this unusual behavior for a commercial vessel, citing suspicions of sabotage against three Danish-Swedish underwater cables. The ongoing investigation involves Danish, Swedish, and German naval vessels monitoring the Yi Peng 3, which remains anchored in the Kattegat. Authorities remain tight-lipped, prompting independent investigations by TV2 and its partners.

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Saturn's Rings: Older Than We Thought?

2024-12-19
Saturn's Rings: Older Than We Thought?

A new study challenges the long-held belief that Saturn's rings are relatively young. Previous research, based on data from the Cassini spacecraft, suggested an age of only a few hundred million years. However, a team led by planetary scientist Ryuki Hyodo used computer simulations to show that micrometeoroid impacts on the rings produce far less contamination than previously thought. This implies the rings could be billions of years old, as old as Saturn itself, predating even the dinosaurs. This finding significantly alters our understanding of early solar system evolution and points towards future missions for more detailed investigation.

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FastVideo: Open-Source Framework Accelerates Large Video Diffusion Models

2024-12-17
FastVideo: Open-Source Framework Accelerates Large Video Diffusion Models

FastVideo is an open-source framework designed to accelerate inference and training of large video diffusion models. Supporting models like FastMochi and FastHunyuan, it achieves up to 8x faster inference speeds. The framework leverages knowledge distillation techniques and supports distillation, fine-tuning, and inference for video DiT models based on PCM. Furthermore, FastVideo features scalable training capabilities with FSDP, sequence parallelism, and selective activation checkpointing, while enabling memory-efficient fine-tuning.

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Google Proposes Remedies in DOJ Search Distribution Case

2024-12-21
Google Proposes Remedies in DOJ Search Distribution Case

Google strongly disagrees with and will appeal the Department of Justice's (DOJ) ruling in the search distribution lawsuit. Ahead of an April 2025 hearing, Google submitted its own remedies proposal, focusing on contracts with browser and Android device makers. The proposal aims to give browser companies and device makers more flexibility in choosing default search engines, while ensuring compliance with the court's order and avoiding harm to consumer privacy and US tech leadership. In contrast, the DOJ's proposal is seen as overly interventionist and potentially harmful to consumers and US tech competitiveness.

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Tech

A Decade-Old Fileserver's Second Life: Cost-Effective Storage Solution

2024-12-17

A company is still running a production machine, a fileserver over a decade old. While outdated, with a BMC requiring Java for KVM-over-IP, its 16 disk bays and 10G Ethernet ports make it ideal for repurposing. Used as a bring-your-own-disk low-cost storage server, it fulfills the need for high-capacity, low-performance storage despite its age and limited RAM. This highlights the value of reusing old hardware when requirements align.

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Cancer Risk Decreases with Age: Study Unveils Key Protein NUPR1

2024-12-22
Cancer Risk Decreases with Age: Study Unveils Key Protein NUPR1

A new study sheds light on why cancer risk declines after age 80. Researchers found that elevated levels of a protein called NUPR1 in older mice caused cells to behave as if iron-deficient, limiting cell regeneration and thus suppressing both healthy and cancerous growth. The same mechanism was observed in human cells. Lowering NUPR1 or increasing iron levels boosted cell growth. This discovery could lead to new cancer therapies targeting iron metabolism, particularly in older individuals, and may improve lung function in those with long-term COVID-19 effects. The study also suggests that ferroptosis-based cancer treatments are less effective in older cells due to their functional iron deficiency, highlighting the importance of early intervention. Preventing carcinogenic exposures in younger individuals is even more crucial than previously thought.

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OpenAI Releases Realtime Embedded SDK for Microcontrollers

2024-12-20
OpenAI Releases Realtime Embedded SDK for Microcontrollers

OpenAI has released the openai-realtime-embedded-sdk, enabling developers to utilize its Realtime API on microcontrollers such as the ESP32. Supporting Linux and ESP32S3, the SDK allows for testing on Linux without physical hardware. After installing protobufc, setting the target platform, and configuring WiFi and OpenAI API keys, developers can build and deploy applications. This expands OpenAI's AI capabilities to embedded devices, opening doors for innovative IoT and edge computing applications.

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GitHub Open Sources Fully Documented Commodore 64 Elite Source Code

2024-12-20
GitHub Open Sources Fully Documented Commodore 64 Elite Source Code

A fully documented and annotated source code for the classic Commodore 64 game Elite has been open-sourced on GitHub. This repository provides four variants of the source code, catering to different hardware platforms and build processes. Developers can explore the meticulously commented source code to understand Elite's inner workings and even compile a playable D64 disk image on modern machines using the provided Makefile, runnable on emulators or real hardware. This project aims to help appreciate this iconic 8-bit game, offering significant educational and archival value.

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Geometry Clipmaps: Simple Terrain Rendering with Level of Detail

2024-12-12

This blog post details geometry clipmaps, a technique for rendering vast terrains in real-time. It leverages a mesh with varying tessellation density—finer near the camera, coarser further away—to achieve level of detail. The author meticulously explains implementation details, including mesh generation, rendering procedures, handling seams, and efficient heightmap storage. Mesh alignment is crucial, preventing shimmering artifacts. While complex, the technique shines for its simplicity, avoiding computationally expensive algorithms while maintaining high-quality terrain rendering.

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Xerox to Acquire Lexmark for $1.5 Billion

2024-12-23

Xerox Holdings Corporation announced it will acquire Lexmark International, Inc. for $1.5 billion. This acquisition strengthens Xerox's core print portfolio and builds a broader global print and managed print services business to better meet the evolving needs of clients in the hybrid workplace. The deal, expected to close in the second half of 2025, combines two industry leaders to create a more comprehensive offering and expand geographic reach, particularly in the APAC region.

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LLVM C Library Speeds Up GPUs: Running C Code on GPUs

2024-12-14

The LLVM project has released an exciting GPU C library enabling developers to run libc and libm functions directly on the GPU within C/C++ code. The library supports two main modes: as a supplementary library for offloading languages like OpenMP, CUDA, or HIP; and by directly compiling C/C++ code for the GPU. The article details how to use both modes, including compilation options, linking, and specific builds for AMD and NVIDIA GPUs. This library allows developers to leverage the parallel processing power of GPUs, significantly improving performance without needing deep knowledge of complex GPU programming models.

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