Chernobyl Radiation Crashed a Soviet Rail System

2025-08-20

In the 1980s, programmer Sergei encountered mysterious crashes on an SM-1800 microcomputer at a Soviet rail station. The system, used for routing trains, would randomly fail at night. Investigation revealed the crashes only occurred when processing livestock from northern Ukraine and western Russia. Suspecting Chernobyl radiation, Sergei confirmed his theory: high radiation levels flipped bits in the SM-1800's memory. The Soviet government mixed contaminated and uncontaminated meat to avoid waste. Upon discovering this, Sergei immediately filed immigration papers. The computer crashes resolved themselves as radiation levels dropped.

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Tech

AI Adoption in the US: Younger Generations Embrace AI, But Limitations Remain

2025-07-30
AI Adoption in the US: Younger Generations Embrace AI, But Limitations Remain

A recent poll reveals that most US adults utilize AI for information searches, yet its application in work tasks, email drafting, and shopping remains limited. Younger adults are significantly more likely to integrate AI into their lives, employing it for brainstorming and work-related activities. The survey highlights that 60% of Americans (74% of those under 30) use AI for information retrieval at least occasionally. However, only about 40% employ AI for work tasks or idea generation, suggesting that the tech industry's promises of highly productive AI assistants haven't yet materialized for most. Younger Americans demonstrate a notably higher AI adoption rate, especially for brainstorming, with those under 30 twice as likely to use it compared to those aged 60 and older. Individuals like 34-year-old Courtney Thayer selectively utilize AI, such as using ChatGPT for meal planning and nutritional calculations, but avoid it for crucial information, particularly medical advice, due to concerns about AI inaccuracies. In summary, while information search is the most prevalent AI application, its adoption in work, email, and shopping lags, with the younger generation's greater acceptance potentially signaling a future shift in broader AI usage.

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Florida's Python War Reaches a Staggering Milestone

2025-06-17
Florida's Python War Reaches a Staggering Milestone

Florida's battle against invasive Burmese pythons has reached a startling milestone. The Conservancy of Southwest Florida has removed 20 tons of pythons since 2013, including a record 6,300 pounds this past breeding season. This massive haul, from a relatively small 200-square-mile area, highlights the scale of the problem within the larger Everglades ecosystem, estimated to harbor tens of thousands of these snakes. These pythons are decimating native wildlife, preying on 85 species of birds, mammals, and reptiles. The Conservancy's success stems from technological advancements, including radio telemetry trackers on male pythons to locate females during mating season. This proactive approach has prevented over 20,000 python eggs from hatching, and long-term monitoring shows promising results. Despite progress, the pythons are expanding their range, posing an ongoing threat to Florida's ecosystem.

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Prevent Common Go Bugs with Custom Types

2025-07-25
Prevent Common Go Bugs with Custom Types

In Go development, mixing up integers, strings, or UUIDs representing different things leads to subtle bugs. This post introduces a simple yet effective technique: define distinct types for different meanings. For instance, use AccountID and UserID for account and user IDs respectively; the compiler will catch type mismatches, preventing errors. The author demonstrates this in their libwx weather library, avoiding errors from using generic types like float64. This simple yet often overlooked technique is worth adopting.

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Development Coding Best Practices

The Zombocom Problem: From 'Anything' to 'Something Specific' in Software Development

2024-12-29
The Zombocom Problem: From 'Anything' to 'Something Specific' in Software Development

This article explores the 'Zombocom Problem' – the failure of many low-code/no-code platforms, super apps, etc., due to their inability to meet specific user needs. The author argues that success hinges on solving a specific problem for a specific user, finding product-market fit. Amazon's success story illustrates this: it started as an online bookstore, gradually expanding into other areas. Similarly, Excel succeeded because it initially targeted small business owners and accountants. The author emphasizes that platforms should emerge from products, not the other way around; build great standalone products first, then consider platformization. Ultimately, the author concludes that the key to success lies in combining systems thinking and product thinking—understanding system-level opportunities while identifying the first best customer, thus transforming from a 'single-purpose product' to a 'platform'.

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Chrome Kills uBlock Origin, Firefox Rises?

2025-07-22

Chrome's Manifest V3 crippled the powerful ad-blocker uBlock Origin, pushing many users towards Firefox. The author details Firefox's advantages: fully open-source, effective ad-blocking, an excellent Android version supporting the full uBlock Origin extension, and high customizability. They share their Firefox setup, including using uBlock Origin with custom filters for enhanced privacy and ad-blocking, and leveraging Firefox's container feature for managing multiple accounts. The article concludes by highlighting hidden Firefox features like quick find, bypassing right-click disabling, and URL search shortcuts. The author champions Firefox as a way to reclaim a cleaner, more beautiful web experience.

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(kau.sh)
Development

Savile Row Tailors Face Ozempic-Induced Crisis

2025-01-31
Savile Row Tailors Face Ozempic-Induced Crisis

Savile Row, the home of bespoke tailoring, is facing an unprecedented crisis, not from high rents or taxes, but from the popular weight-loss drug Ozempic. The drug's dramatic weight loss effects are forcing clients to have their expensive, custom-made suits drastically altered or remade. Tailors are facing a double challenge: time constraints and staffing shortages. Altering a suit can cost £1,600, while a replacement is £5,000-£7,000. Many clients own numerous suits and are reluctant to discard them, further increasing the tailors' workload. The issue extends beyond suits to shirts, which lack the internal space for adjustments. Tailors worry about weight rebound once clients stop using the drug, creating a potential 'Part 2' to this story.

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Perceptually-Aligned Dynamic Facial Projection Mapping: High-Speed Tracking & Co-axial Setup

2025-02-03
Perceptually-Aligned Dynamic Facial Projection Mapping: High-Speed Tracking & Co-axial Setup

Researchers developed a novel high-speed dynamic facial projection mapping (DFPM) system that significantly reduces misalignment artifacts. This is achieved through a high-speed face-tracking method using a cropped-area-limited interpolation/extrapolation-based face detection and a fast Ensemble of Regression Trees (ERT) for landmark detection (0.107ms). A lens-shift co-axial projector-camera setup maintains high optical alignment with minimal error (1.274 pixels between 1m and 2m). This system achieves near-perfect alignment, improving immersive experiences in makeup and entertainment.

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Germany's Isar Aerospace Launches Spectrum Rocket, Marking a Pivotal Step Towards European Space Independence

2025-04-01
Germany's Isar Aerospace Launches Spectrum Rocket, Marking a Pivotal Step Towards European Space Independence

Germany's Vice Chancellor and Economy Minister, Robert Habeck, lauded the successful launch of Isar Aerospace's Spectrum rocket, highlighting Germany's advancements in innovative space technology and its crucial role in securing Europe's independent access to space. Spectrum, Germany's largest domestically built launch vehicle since WWII, represents a significant leap. The launch employed SpaceX's iterative development model, contrasting sharply with Europe's traditional approach. This marks a shift in European space ambitions, aiming to break free from reliance on other nations for space technology.

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Level Up Your Coding: The Infinite Canvas Advantage

2025-03-15

A game developer shares how using a graphics tablet and Milton software revolutionized his note-taking process. Milton's infinite canvas and zoom capabilities allow for clear visualization of complex algorithms. Even when days pass with minimal code written, reviewing notes reveals the thought process and planning, maintaining momentum. The author advocates for graphics tablets, suggesting even entry-level models significantly boost efficiency.

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Amsterdam's Fair Fraud Detection Model: A Case Study in Algorithmic Bias

2025-06-14

Amsterdam attempted to build a 'fair' AI model for fraud detection in its welfare system, aiming to reduce investigations while improving efficiency and avoiding discrimination against vulnerable groups. The initial model showed bias against non-Dutch and non-Western applicants. While reweighting the training data mitigated some bias, real-world deployment revealed new biases in the opposite direction, along with significant performance degradation. The project was ultimately shelved, highlighting the inherent trade-offs between different fairness definitions in AI. Attempts to reduce bias in one group can inadvertently increase it in others, demonstrating the complexities of achieving fairness in algorithmic decision-making.

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Gift Card Site Leaks Hundreds of Thousands of Identity Documents

2025-01-03
Gift Card Site Leaks Hundreds of Thousands of Identity Documents

A US online gift card store, MyGiftCardSupply, suffered a massive security breach exposing hundreds of thousands of customer identity documents. Security researcher JayeLTee discovered an unsecured server containing over 600,000 images of driver's licenses, passports, and selfies from around 200,000 customers. MyGiftCardSupply claimed the data was collected for anti-money laundering compliance ('know your customer' checks), but its founder admitted the security lapse, stating the data is now secured. However, the company hasn't disclosed the duration of the exposure or plans to notify affected users. This incident highlights the ongoing risks associated with KYC procedures and data breaches.

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Tech

HTTPX Fiber Concurrency Plugin: Seamlessly Share Connections Across Fibers

2025-09-05

The HTTPX :fiber_concurrency plugin allows a single session's connections to be used across fibers managed by a fiber scheduler, ideal for long-lived connections. It's required by default when using the :persistent plugin. Example code shows launching multiple fibers within a thread, each concurrently using `http.get()` to access a URL. This plugin is essential for programs using fiber schedulers, such as those built with the async gem.

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Development

Germany's Zeitenwende: A Military Resurgence?

2025-03-23
Germany's Zeitenwende: A Military Resurgence?

The war in Ukraine has spurred Germany's Zeitenwende, a significant shift towards increased defense spending. Facing challenges like budget shortfalls, an aging military, and outdated infrastructure, Germany is striving to rebuild its Bundeswehr, aiming to meet NATO's 2% defense spending target and bolster troop numbers. Newly elected Chancellor Merz is committed to accelerating this process, but overcoming internal resistance and achieving the ambitious goals remains to be seen.

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TopoSort: A Highly Efficient Zig Library for Topological Sorting

2025-04-01
TopoSort: A Highly Efficient Zig Library for Topological Sorting

TopoSort is a highly efficient Zig library for performing topological sorting on dependency graphs. It boasts features like dependency graph building, topological sorting, generation of dependency-free subsets for parallel processing, cycle detection and reporting, and support for various node types. A command-line interface tool, `toposort-cli`, simplifies usage. Performance is optimized by setting the `max_range` parameter, potentially speeding up dependency tree building by 3-4 times. TopoSort is MIT licensed.

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Development Topological Sort

Rubin Observatory's First Images Reveal a Universe of Treasures

2025-06-23
Rubin Observatory's First Images Reveal a Universe of Treasures

The Vera C. Rubin Observatory has released its first images, showcasing a breathtaking view of the cosmos. The images, focused on the southern region of the Virgo Cluster, 55 million light-years away, reveal a stunning array of objects: from blue to red stars, nearby blue spiral galaxies, and distant red galaxy groups. The observatory's ten-year Legacy Survey of Space and Time will provide scientists with a vast amount of data to tackle fundamental questions about the formation of the Milky Way, the nature of dark matter and dark energy, and the detailed inventory of Solar System objects.

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Mozilla's Continued Partnership with Onerep: A Year After Broken Promises?

2025-02-13

In March 2024, KrebsOnSecurity revealed that Onerep's founder also runs numerous people-search companies, including the data broker Nuwber. Following this revelation, Mozilla announced it would end its partnership with Onerep. However, nearly a year later, Onerep remains bundled with Firefox. Despite Mozilla's assurances of user data safety, the continued partnership raises questions about its commitment to its stated values. Further complicating matters, Onerep appears to be collaborating with another problematic people-search service, Radaris. This situation highlights the complexities and challenges within the personal data removal industry and prompts ethical considerations regarding data broker business models.

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Tech

The Rise of the Full-Stack Chip Designer: An AI-Driven Revolution?

2025-07-07
The Rise of the Full-Stack Chip Designer: An AI-Driven Revolution?

This article explores how AI could revolutionize chip design by enabling a 'full-stack' approach. Traditionally, front-end (RTL design) and back-end (GDS generation) teams work in isolation, leading to inefficiencies. The author argues that AI, particularly LLMs, can bridge this gap by creating knowledge bases, improving RTL generation, and enhancing documentation. This will shorten iteration cycles, potentially allowing single individuals or small teams to handle the entire chip design flow. This increased efficiency is crucial for navigating rising manufacturing and EDA tool costs, and will become a key competitive advantage for chip design companies.

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Development full-stack

Small Plane Crash in Northeast Philly Causes Multiple Fires

2025-02-01
Small Plane Crash in Northeast Philly Causes Multiple Fires

A small plane crashed in a Northeast Philadelphia residential area shortly after 6 p.m. Friday, resulting in multiple casualties. The plane is believed to have struck several buildings and cars. The Learjet 55, carrying two people on a medical assignment, departed from Northeast Philadelphia Airport en route to Springfield-Branson National Airport in Missouri. The FAA and NTSB are investigating the incident.

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Internet Archive Designated as Federal Depository Library

2025-07-26

Senator Alex Padilla announced that the Internet Archive has been designated a federal depository library. This means the Internet Archive will now house and provide access to US government publications, expanding access to information for the public. Internet Archive founder Brewster Kahle sees this as strengthening the internet ecosystem and making government materials more readily available to digital learners.

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Dark Energy's Demise? A New Cosmology Suggests Time Itself is to Blame

2025-01-03
Dark Energy's Demise? A New Cosmology Suggests Time Itself is to Blame

A new study challenges the standard model of cosmology, ΛCDM, which relies on the existence of dark energy and dark matter. The alternative 'timescape cosmology' proposes that time flows at different rates in different regions of the universe, creating the illusion of accelerated expansion. Analyzing over 1,500 Type Ia supernovae, researchers found timescape cosmology provides a better fit to observations than ΛCDM. This suggests a potential need to rethink the foundations of cosmology; dark energy might be a misinterpretation of non-uniform expansion rates.

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The Evolution of the Telephone Ring: From Pencil Thumps to Dual-Tone Ringing

2025-02-07
The Evolution of the Telephone Ring: From Pencil Thumps to Dual-Tone Ringing

After the invention of the telephone in 1876, notifying someone of an incoming call was a challenge. Early methods involved crudely thumping a pencil on the diaphragm, which was inefficient and damaging. Thomas A. Watson then invented a 'hammer' device, followed by a 'buzzer,' but the sound was harsh. Finally, in 1878, Watson developed the dual-tone ringer, which became the global standard for telephone signaling, solving the incoming call notification problem. This narrative showcases the evolution of early telephone technology.

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Go 1.24 Boosts Wasm Capabilities: WASI Reactors and Exported Functions

2025-02-14

Go 1.24 significantly enhances WebAssembly (Wasm) support with the introduction of the `go:wasmexport` directive and the ability to build WASI reactors. This allows Go developers to export functions to Wasm, enabling seamless integration with host applications. The new WASI reactor mode facilitates continuously running Wasm modules that can react to multiple events or requests without re-initialization. While limitations exist, such as Wasm's single-threaded nature and type restrictions, Go 1.24's improvements pave the way for more powerful and versatile Go-based Wasm applications.

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(go.dev)
Development

arXivLabs: Experimenting with Community Collaboration

2025-06-12
arXivLabs: Experimenting with Community Collaboration

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

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Development

Backblaze's 2024 Hard Drive Failure Rate Report: 24TB Drives Shine

2025-02-11
Backblaze's 2024 Hard Drive Failure Rate Report: 24TB Drives Shine

Backblaze released its Q4 2024 hard drive failure rate report, covering over 300,000 drives. The overall failure rate dropped to 1.35%, with 24TB Seagate drives boasting zero failures in Q4. 4TB drives are nearing extinction, being replaced by 20TB, 22TB, and 24TB models. The report analyzes failure rate trends across manufacturers and drive capacities, offering insights for users. The author also announced their retirement, with a new team taking over future reports.

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Revolutionary Cooling Tech: Eco-Friendly Refrigerators via Thermogalvanic Cells

2025-02-01
Revolutionary Cooling Tech: Eco-Friendly Refrigerators via Thermogalvanic Cells

Researchers from Huazhong University of Science and Technology in China have developed a groundbreaking cooling technology poised to revolutionize refrigeration. Utilizing a thermogalvanic cell, the technology achieves a 1.42°C temperature drop by using electricity to drive a heat-absorbing chemical reaction – a significant improvement over previous attempts which only managed 0.1°C. While currently modest, the researchers believe this technology has immense scaling potential. Future work involves improving performance, developing refrigerator prototypes, and collaborating with companies to commercialize this eco-friendly innovation.

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Task Explorer: A Powerful Cross-Platform Task Manager

2025-02-13
Task Explorer: A Powerful Cross-Platform Task Manager

Task Explorer is a powerful task management tool that not only monitors running applications but also provides deep insights into their activity. Its UI prioritizes speed and efficiency, delivering real-time process data with minimal interaction. Information is displayed in accessible panels; selecting a process reveals detailed information in the lower half of the screen, easily navigable with arrow keys. Dynamic data refresh offers real-time insights into system performance and behavior.
Advanced features include a Thread Panel showing stack traces, a Memory Panel for viewing and editing process memory, a Handles Panel displaying open handles, a Sockets Panel showing connections, and a Modules Panel listing loaded DLLs. Robust system monitoring features real-time graphs of CPU, handles, network traffic, and disk access. System information panels allow control over system services.
Built with the Qt Framework, Task Explorer is compatible with Windows 7+ (32/64-bit) and plans to support Linux.

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Development task manager

Bouncing Balls in a Spinning Hexagon: A Pygame Implementation

2025-05-12

This is a Pygame program simulating multiple balls bouncing inside a rotating hexagon. The program creates several balls with random initial velocities and positions, simulating gravity and friction. Balls bounce off the rotating hexagon using reflection laws. Vector calculations are used to handle collisions and reflections. The game updates and renders at 60 frames per second, resulting in a smooth visual experience.

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I Reverse-Engineered Waffle House's Website During a Hurricane

2025-05-28
I Reverse-Engineered Waffle House's Website During a Hurricane

During Hurricane Helene in late September 2024, while my university was closed and people were boarding up their homes, I reverse-engineered Waffle House's website. Using hidden JSON data within their Next.js site, I built a live map tracking Waffle House closures to help gauge the hurricane's impact. The site unexpectedly went viral, attracting attention from Waffle House itself and even Frank Luntz. Ultimately, trademark issues forced me to take it down, but the experience was a fun and unexpected adventure.

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Development
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