Snow Signs: A Cross-Cultural Journey Through Time

2024-12-25
Snow Signs: A Cross-Cultural Journey Through Time

This article explores the diverse ways different cultures around the world have represented 'snow' in writing and symbolism, from the Shang oracle bone script in ancient China to the 'wind, flowers, snow, and moon' motif on ancient Chinese wine jugs, and from the Naxi Dongba script to the Inuktitut language's detailed descriptions of various snow types. The article also delves into snow-related words and symbols in ancient Greek, Egyptian, Hebrew, and Mayan civilizations, showcasing the unique understandings and expressions of snow across cultures, highlighting their cultural contexts and historical origins.

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Bogotá's Ciclovía: A 50-Year Legacy of Open Streets

2024-12-22
Bogotá's Ciclovía: A 50-Year Legacy of Open Streets

Bogotá's Ciclovía, a weekly program closing 75 miles of streets to cars for seven hours, celebrated its 50th anniversary. Born from a 1974 protest against traffic and pollution, Ciclovía has become a beloved tradition, drawing over 1.5 million people each Sunday. Its success has inspired over 400 cities worldwide to adopt similar programs. Ciclovía is more than just a recreational event; it's a testament to community building, improved public health, and a unique solution to urban challenges. The program's longevity and impact highlight its surprising power to foster social cohesion, promote equality, and even resolve political conflicts, demonstrating the potential for transformative urban interventions.

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Linux 6.13 Stable Released: AMD Optimizations, Broader Apple Support & More

2025-01-20

The Linux 6.13 stable kernel is here, bringing exciting features like AMD 3D V-Cache optimizations for Ryzen X3D processors, improved power efficiency for AMD EPYC 9005 "Turin" servers, support for older Apple devices, and AutoFDO/Propeller compiler optimizations. Initial Intel Xe3 graphics support, NVMe 2.1 support, and expanded Rust language infrastructure are also included. Marking the first major kernel release of 2025, Linux 6.13 significantly boosts performance and hardware compatibility.

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Development

Revolutionary Technique Cuts LLM Memory Costs by Up to 75%

2024-12-17
Revolutionary Technique Cuts LLM Memory Costs by Up to 75%

Sakana AI, a Tokyo-based startup, has developed a groundbreaking technique called "universal transformer memory" that significantly improves the memory efficiency of large language models (LLMs). Using neural attention memory modules (NAMMs), the technique acts like a smart editor, discarding redundant information while retaining crucial details. This results in up to a 75% reduction in memory costs and improved performance across various models and tasks, offering substantial benefits for enterprises utilizing LLMs.

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Kashmir's Frozen EV Dream: How Cold Weather Is Killing the Electric Revolution

2025-09-15
Kashmir's Frozen EV Dream: How Cold Weather Is Killing the Electric Revolution

Bashir Ahmad, an apple farmer in Kashmir, sold his wife's gold jewelry to buy an electric three-wheeler, hoping to revolutionize his business. However, winter arrived and brought his dreams crashing down. Extreme cold drained 60% of the vehicle's battery overnight, stranding tons of fruit and leaving customers frustrated. This highlights a global crisis: EVs lose significant range in cold temperatures, despite billions spent on technological advancements. The problem is particularly acute in cold regions with poor infrastructure, like Kashmir, where the $2 billion apple industry is significantly impacted. The story raises questions about the practicality and environmental impact of widespread EV adoption in cold climates, showcasing the need for cold-weather-optimized technology and supporting infrastructure before a true electric revolution can take place.

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Open Source Under Siege: AI Crawlers Unleash Chaos

2025-03-20
Open Source Under Siege: AI Crawlers Unleash Chaos

A wave of aggressive AI crawlers is crippling open-source projects. Ignoring robots.txt and consuming massive resources, these bots have caused outages at SourceHut, KDE GitLab, and GNOME GitLab. Communities are resorting to desperate measures, from implementing CAPTCHAs like GNOME's Anubis to blocking entire countries. This highlights the disproportionate burden placed on open-source communities and the unsustainable cost of maintaining free software in the age of rampant AI data scraping.

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Development AI crawlers

AWS Labs MCP Server Suite: Boosting Your Development Workflow

2025-04-03
AWS Labs MCP Server Suite: Boosting Your Development Workflow

AWS Labs has released a suite of specialized MCP servers that bring AWS best practices directly to your development workflow. This suite includes a core server for managing other AWS Labs MCP servers, as well as servers for accessing Amazon Bedrock Knowledge Bases, analyzing AWS CDK projects, performing AWS cost analysis, and generating images using Amazon Nova Canvas. Each server has specific installation instructions, generally involving installing uv, Python 3.10, and configuring AWS credentials. Detailed documentation and API references are available on the official website.

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Development MCP Servers Dev Tools

California's Housing Crisis After the Fires: Rebuild or Collapse?

2025-01-16
California's Housing Crisis After the Fires: Rebuild or Collapse?

Recent wildfires in California have destroyed thousands of homes, exacerbating an already dire housing crisis. Los Angeles and other areas have extremely low vacancy rates, making finding rental properties difficult even at high prices. The fires have also caused insurance premiums to skyrocket, leaving many homeowners facing exorbitant costs or losing coverage altogether. This could lead to widespread foreclosures and homelessness. While the government has taken some steps to speed up rebuilding, experts argue these measures are insufficient. The real solution lies in transforming urban planning, increasing high-density, fire-resistant housing, requiring significant policy changes.

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Existential Anxiety: A Journey Through Knowledge

2025-05-02
Existential Anxiety: A Journey Through Knowledge

This article explores existential anxiety, the unease stemming from incomplete and erroneous knowledge. Using the Wikipedia 'first link' phenomenon leading to philosophy, it reflects on information overload and the pursuit of truth. Combining Conway's Game of Life, the realities of late-stage capitalism, Plato's Allegory of the Cave, and the scientific journey of Dorothy Hodgkin, the article proposes methods for overcoming this anxiety: using the 'Axe of Satisfaction' to cut down self-consuming work patterns, the 'Torch of Curiosity' to illuminate the fog of ignorance, the 'Oars of Routine' to navigate the river of responsibilities, ultimately reaching the peaks of knowledge, and continuously learning and growing through building and joining communities.

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mbake: A Makefile Formatter and Linter After 50 Years!

2025-06-22
mbake: A Makefile Formatter and Linter After 50 Years!

After a 50-year wait (referencing the long history of Makefiles), mbake is finally here! This Makefile formatter and linter not only automatically fixes formatting issues such as indentation, spacing, and line breaks but also intelligently detects `.PHONY` targets and supports custom rules and plugin extensions. It offers a rich command-line interface for formatting, validation, and version management, seamlessly integrating into CI/CD workflows. Whether you're a beginner or an expert, mbake significantly improves Makefile writing efficiency and readability.

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Development linter

Absurd Math Error: Earth's Radius Only 4333 Feet?

2025-01-11
Absurd Math Error: Earth's Radius Only 4333 Feet?

A blogger discovered an unbelievable mathematical error in an image posted by a design and construction company. The image incorrectly calculated the Earth's radius when computing the lengths of two circular arcs at different altitudes, resulting in a radius of only 4333 feet, far less than the actual value. The blogger detailed the error in the calculation and pointed out the huge discrepancy between the actual Earth's radius and the calculated result. This erroneous calculation raises questions about the authenticity of information and highlights the importance of carefully verifying information in the information age.

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Simple Defer in C: Practical Implementations

2025-01-06
Simple Defer in C: Practical Implementations

This blog post explores practical ways to implement a `defer` keyword in C, enabling automatic cleanup actions (like memory deallocation or mutex unlocking) after a code block. The author first explains the purpose of `defer`, then demonstrates implementations using GCC extensions and C++ features. Finally, a new syntax proposal is presented to simplify `defer`'s implementation and usage, significantly improving C code readability and safety.

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Development

Meta's Fact-Checking Failure: The Limits of Truth in the Age of Disinformation 2.0

2025-01-14
Meta's Fact-Checking Failure:  The Limits of Truth in the Age of Disinformation 2.0

Meta's abandonment of its fact-checking initiative sparks debate. The author argues that fact-checking struggles against sophisticated disinformation 2.0, involving AI and algorithms. The LA wildfires serve as a case study: claims about budget cuts impacting the fire response are not simply true or false, but involve multiple assumptions and interpretations. Fact-checking, while valuable, isn't a silver bullet. We need to address deeper drivers like political biases and cognitive biases to effectively combat disinformation.

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The Rise of Post-Literate History: A Growing Gap Between Scholars and the Public

2024-12-26
The Rise of Post-Literate History: A Growing Gap Between Scholars and the Public

This article explores the widening gap between the findings of professional historians and public understanding of history. Using Darryl Cooper's controversial interpretation of World War II as an example, the author points out that the public's understanding of history often remains simplistic and one-sided, ignoring years of in-depth academic research. The article compares the different accounts of the Crusades by Runciman and Riley-Smith, highlighting how Runciman's more literary style resonated more with the public while Riley-Smith's rigorous scholarship remained largely unknown. The author argues that limitations of modern academic publishing, declining levels of public culture, and shrinking attention spans contribute to the difficulty of disseminating quality historical work, potentially leading to the decline of historical research.

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Revolutionizing Pollutant Detection: MassQL, the No-Code Programming Language

2025-05-27
Revolutionizing Pollutant Detection: MassQL, the No-Code Programming Language

Researchers at UC Riverside have developed MassQL, a new programming language that allows biologists and chemists to rapidly identify environmental pollutants without coding. Functioning like a search engine for mass spectrometry data, MassQL empowers researchers to find patterns previously requiring advanced programming skills. Already, it has identified flame retardants in waterways and unearthed previously unknown compounds. Overcoming the challenge of unifying chemist and computer scientist terminology, MassQL boasts over 30 applications, from detecting alcohol poisoning markers to finding ‘forever chemicals’ in playgrounds, revolutionizing environmental science research.

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Hyperspace: A Mac App That Reclaims Disk Space Using APFS Clones

2025-02-25
Hyperspace: A Mac App That Reclaims Disk Space Using APFS Clones

John Siracusa, a veteran developer, has released Hyperspace, a Mac app that cleverly leverages the cloning features of the APFS file system to free up valuable disk space. Unlike other apps that delete duplicate files, Hyperspace reclaims space losslessly by converting files with identical content into clones sharing a single data instance. The article details Hyperspace's development journey and the author's experiences and challenges using SwiftUI and Swift 6. While Hyperspace's method of manipulating files carries risks, its powerful functionality and ease of use make it a boon for Mac users.

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Development Mac app Disk space

One in Five Online Job Postings Are Fake or Unfilled: A 'Ghost Job' Epidemic

2025-01-14
One in Five Online Job Postings Are Fake or Unfilled: A 'Ghost Job' Epidemic

A new study reveals that a shocking one in five online job postings are either fake or never actually filled, leaving job seekers frustrated and wasting precious time. This 'ghost job' phenomenon, driven by companies potentially using inflated numbers to meet targets, is causing significant problems. To combat this, platforms like Greenhouse and LinkedIn are implementing job verification services to help identify legitimate opportunities amidst the deceptive postings.

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Say Goodbye to Cloud Services: A Local, Zero-Dependency Image Archiver

2025-03-19
Say Goodbye to Cloud Services: A Local, Zero-Dependency Image Archiver

Tired of complex cloud-based photo management? This project aims to simplify image archiving with a local, zero-dependency tool. It requires no server, database, or specific ecosystem—just files and folders. Think of it as a static site generator that lives within your image library. Built in Rust or Go, it will be a lightweight executable that automatically generates folder indices and thumbnails, with optional metadata (Markdown or plain text). Deleting the app leaves your images and structure untouched. It's a simple, powerful solution for local image management.

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AI Alignment: It's Not Just About the Tech

2025-05-22

This article argues that AI alignment is not solely a technical problem, but a significant societal selection problem. The author uses the analogy of pharmaceutical alignment – we don't just focus on lab work, but consider the entire medical-industrial complex. The author posits that how we, as a society, shape AI's development through purchasing decisions, regulation, and public discourse is paramount. Ignoring the societal aspect is a folly, and improving 'Selection' efficiency is the big work of AI alignment, not just the purely technical challenges.

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Where Does Developer Time Go? A 40-Year Study Reveals the Answer

2025-05-22

For decades, developers have spent most of their time figuring out systems. Research shows this remains consistently high, around 58% even when accounting for navigation time, from 1979 to 2018. The article argues that understanding a system is fundamentally a decision-making process, and reading code is merely a low-efficiency, non-scalable means of gathering information. The author introduces the concept of "Moldable Development," advocating for creating custom tools tailored to specific problems, reducing reliance on code reading, and thus boosting development efficiency. The article concludes by recommending Glamorous Toolkit, a moldable development environment designed to facilitate the "how not to read code" conversation.

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The Golden Age of Japanese Pencils: A Century-Long Rivalry

2025-03-03
The Golden Age of Japanese Pencils: A Century-Long Rivalry

In 1952, Tombow Pencil revolutionized the Japanese pencil industry with its HOMO pencil, featuring a homogenous core and high-quality incense cedar. Its significantly higher price point sparked a fierce competition with Mitsubishi Pencil, leading to a 'Golden Age' of innovation. Both companies released iconic pencils like Mitsubishi's Uni and Tombow's MONO, pushing the boundaries of pencil technology and design. This rivalry exemplifies the dedication to quality and innovation that defined Japanese manufacturing.

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The Time Wars: From Railroads to Daylight Saving Time

2025-03-08
The Time Wars: From Railroads to Daylight Saving Time

This article chronicles the evolution of human timekeeping, from subjective notions of time to the establishment of global standard time and the ongoing controversy surrounding daylight saving time. The rise of railroads spurred the creation of standard time zones, provoking strong resistance from the public who viewed it as a disruption of natural time and traditional lifestyles. Daylight saving time also faced similar controversies, adopted during the two World Wars and later abolished, remaining a contentious issue to this day. The article uses vivid stories and historical details to illustrate humanity's struggle for control over time and the interplay between different interest groups.

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arXivLabs: Experimenting with Community Collaboration

2025-02-06
arXivLabs: Experimenting with Community Collaboration

arXivLabs is a framework for collaborators to develop and share new arXiv features directly on the website. Individuals and organizations working with arXivLabs embrace our values of openness, community, excellence, and user data privacy. arXiv is committed to these values and only partners with those who share them. Got an idea for a project that will benefit the arXiv community? Learn more about arXivLabs.

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Development

Artificial Sweetener Erythritol May Impair Brain Blood Vessel Health

2025-06-13
Artificial Sweetener Erythritol May Impair Brain Blood Vessel Health

Researchers at the University of Colorado Boulder have found that the artificial sweetener erythritol may harm essential cellular functions maintaining brain blood vessel health. Erythritol was shown to increase oxidative stress, disrupt nitric oxide signaling, increase vasoconstrictive peptide production, and decrease clot-dissolving capacity in human brain microvascular endothelial cells. While popular in low-calorie foods due to its sweetness and negligible impact on blood sugar, epidemiological studies have linked higher erythritol levels to increased cardiovascular and cerebrovascular events. This new in vitro study provides a cellular mechanism for this association, showing adverse effects on brain endothelial cell function and potentially increasing stroke risk. Further long-term and in vivo research is recommended to clarify the cerebrovascular consequences of repeated erythritol consumption.

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Cascading Spy Sheets: Exploiting Modern CSS for Fingerprinting

2025-01-10

Researchers discovered that modern CSS's dynamic features, even with JavaScript disabled, enable fingerprinting in both browsers and emails. Three techniques leveraging container queries, arithmetic functions, and complex selectors achieve high accuracy in inferring application, OS, and hardware configurations. This fingerprinting works even in the restrictive environment of HTML emails. The researchers propose two defenses: browser resource preloading and an email proxy service.

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Tech

Castle Game Engine Web Target: First 3 Demos!

2025-01-21
Castle Game Engine Web Target: First 3 Demos!

Castle Game Engine proudly announces the release of its first 3 working web applications! Experience 3D scenes and a 2D game directly in your browser (Firefox, Chrome, etc.)—no installation needed. Powered by WebAssembly and WebGL, the cross-platform code offers a glimpse into future features like data loading, currently under development. Comprehensive documentation is available, even though the web target is still on a development branch.

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Game

Ace: Superhuman-Speed Computer Autopilot

2025-04-02
Ace: Superhuman-Speed Computer Autopilot

Ace is a computer autopilot that uses your mouse and keyboard to perform tasks on your desktop. It outperforms other models in a suite of computer use tasks and boasts superhuman speed. Trained on over a million tasks by software specialists and domain experts, Ace performs mouse clicks and keystrokes based on screen and prompts. While still under development and prone to occasional errors, its accuracy improves significantly with increased training resources. An early research preview is now available.

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AI

GlassFlow: Real-time Streaming ETL for ClickHouse

2025-05-11
GlassFlow: Real-time Streaming ETL for ClickHouse

GlassFlow is a real-time stream processor designed for data engineers to simplify creating and managing data pipelines between Kafka and ClickHouse. It boasts a user-friendly interface for building and managing real-time data pipelines, featuring built-in deduplication and temporal joins. Handling late-arriving events and ensuring exactly-once processing, GlassFlow scales to handle high-throughput data, delivering accurate, low-latency results without sacrificing simplicity or performance. The intuitive web interface simplifies pipeline configuration and monitoring, while its robust architecture guarantees reliable data processing. It supports local development and Docker deployment, and includes a comprehensive demo setup for quick onboarding.

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Development real-time processing

The Information Deluge: Coping with the News Overload

2025-02-12
The Information Deluge: Coping with the News Overload

Reflecting on a 45-year career in tech, the author laments the shift from singular news sources to highly personalized strategies in the age of information overload. From the initial era of TV, radio, newspapers, and magazines, to the explosion of USENET and the web, news sources have multiplied exponentially, exceeding human information processing capacity. Faced with a deluge of information that's often untrustworthy or irrelevant, people have developed coping mechanisms, including complete disconnection and digital sabbaths. The author argues we need a fundamental rethink of our relationship with information, cultivating better discernment skills and building psychological and cultural defenses to navigate the chaos. This isn't a problem solvable by technology or law; it requires individual effort to improve our capacity to manage information overload.

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Babylonian Eclipse Omens: Dark Predictions from Ancient Astronomy

2025-01-09
Babylonian Eclipse Omens: Dark Predictions from Ancient Astronomy

Newly deciphered Babylonian clay tablets from 1900-1600 BC reveal the earliest known records of lunar eclipse omens. These omens are overwhelmingly ominous, predicting everything from pestilence and famine to the death of kings. The Babylonians believed the sky mirrored the earth, making eclipses dire warnings of divine displeasure. While mostly foretelling doom, kings could attempt to avert fate through rituals and even using substitutes to bear the brunt of the ill omen. This discovery offers a fascinating glimpse into ancient worldviews and how celestial events were interpreted.

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