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BreakerMachines: Shield Your Microservices from Cascading Failures

2025-07-06
BreakerMachines: Shield Your Microservices from Cascading Failures

In the world of microservices, cascading failures and retry storms are nightmares for developers. BreakerMachines, a Ruby library, acts as a guardian, protecting your system from these disasters using a sophisticated circuit breaker mechanism. Built on the battle-tested state_machines gem, it offers classic and Fiber modes, supports asynchronous operations, and provides flexible configuration options to adjust thresholds and timeouts based on service criticality and traffic. BreakerMachines effectively prevents cascading failures and helps quickly locate problems through visual dashboards and smart alerts, thus improving system stability and reliability.

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(github.com)
Development circuit breaker failure protection

Tracking the ISS with DNS: A Fun Experiment

2025-07-06
Tracking the ISS with DNS: A Fun Experiment

The author created where-is-the-iss.dedyn.io, a domain name that uses DNS LOC records to display the real-time latitude, longitude, and altitude of the International Space Station. By leveraging the N2YO API for location data and the deSEC API for DNS updates, the author updates the record every 15 minutes. This fun project demonstrates the flexibility and creative applications of DNS, showcasing the author's passion for DNS technology.

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(shkspr.mobi)
Tech

Snake Game in Four Integers: A Memory Minimization Challenge

2025-07-06

A developer took on the challenge of implementing a Snake game using only four integers (uint32_t*2, uint64_t, int8_t), cleverly packing game map, snake body, apple position, and direction into them. Macros are used extensively for bitwise operations, resulting in concise but less readable code. This project showcases extreme memory optimization at the cost of maintainability and readability. The code is open-source, and interested developers can try compiling and running it to experience this unique programming art.

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(www.andreinc.net)
Game Bit Manipulation

No-Code Hackathon Win: The AI Prodigy

2025-07-06
No-Code Hackathon Win: The AI Prodigy

Collin Turcios, a former professional Yu-Gi-Oh! player with an unconventional background, stunned the tech world by winning second place in a hackathon without writing a single line of code. Using ChatGPT and simple English prompts, he created a program to convert songs into lo-fi versions. His win highlights the transformative power of AI in development and challenges traditional notions of coding expertise.

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(sfstandard.com)
Development

Pure CSS Logic Gates: An Experimental CSS if() Function in Chrome 137+

2025-07-06

This blog post demonstrates the implementation of pure CSS logic gates using the experimental CSS `if()` function available in Chrome 137+. It covers basic gates like AND, OR, NOT, and XOR, and progresses to more complex circuits such as half-adders, full-adders, and multiplexers. By cleverly leveraging CSS variables and conditional statements, the author achieves functionality typically relegated to hardware or programming languages, showcasing the potential of CSS in computation.

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(yongsk0066.github.io)
Development Logic Gates if function

Making Everything Testable: Mitchell's GPU Testing Challenge

2025-07-06
Making Everything Testable: Mitchell's GPU Testing Challenge

HashiCorp co-founder Mitchell faced a significant challenge while developing his latest project, Ghostty, a GPU-rendered terminal emulator: testing the GPU rendering code. This article summarizes his BugBash presentation, exploring how to make seemingly untestable code testable. It highlights the lack of widely accepted solutions for GPU testing in the age of AI, making Mitchell's approach particularly valuable. His solution and the work at Antithesis demonstrate a commitment to pushing the boundaries of software testing.

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(antithesis.com)
Development GPU testing

Overthinking GIS: A Laplacian Approach to Terrain Usability

2025-07-06
Overthinking GIS: A Laplacian Approach to Terrain Usability

The author explores a novel approach to assessing terrain usability by calculating the rate of change of terrain slope. Using DEM data from the USGS, they leverage OpenCV's Laplacian operator to compute the rate of change of pixel values in an image, reflecting changes in terrain slope. A sliding window is then used to calculate area averages, and a threshold is set to generate a binary "usability" map. The author ultimately discovers this is effectively a complex downsampling method.

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(scottsexton.co)
Development Terrain Analysis

The Rise of China's Super Apps: Strategic Choice, Not Cultural Preference

2025-07-06
The Rise of China's Super Apps: Strategic Choice, Not Cultural Preference

The rise of super apps in China wasn't driven by user preference for convenience, but rather a confluence of unique market conditions. The article highlights China's mobile-first internet environment, where mobile apps dominated from the start, unlike the West's desktop-first approach. Tencent's WeChat and Alibaba's Alipay emerged to fill market gaps, not necessarily to optimize user experience. Fierce competition and a 'walled garden' strategy further incentivized integrating diverse services into single apps. Low consumer spending power also pushed companies to maximize revenue per user. Therefore, the super app model is a strategic response to specific market conditions, not cultural preference, and shouldn't be blindly copied by companies in other countries.

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(www.haebom.dev)
Tech super apps WeChat China's mobile internet

Tesla's Oasis Supercharger: A Decade in the Making, Finally Off-Grid

2025-07-06

Tesla has finally launched its long-promised Oasis Supercharger station in Lost Hills, California. This massive station boasts 11 MW of solar panels and 39 MWh of battery storage, enabling off-grid operation. While Tesla initially promised solar and battery-powered Superchargers years ago, this project represents a significant step towards sustainable energy. The 168-stall station (half currently operational) is one of the world's largest, but new legislation may hinder future similar projects.

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(electrek.co)
Tech Supercharger

Inflammaging May Not Be Inevitable: Study Challenges Conventional Wisdom

2025-07-06
Inflammaging May Not Be Inevitable: Study Challenges Conventional Wisdom

A new study challenges long-held beliefs about the body's natural response to aging. Researchers compared inflammation levels in two indigenous, non-industrialized populations (the Tsimane and Orang Asli) with those in Italy and Singapore. The study suggests that chronic inflammation, or 'inflammaging,' may not be directly linked to aging but rather influenced by diet, lifestyle, and environmental factors. Inflammation levels in the non-industrialized groups didn't increase with age, suggesting the current understanding of inflammaging is more complex than previously thought. The findings caution against blindly following trendy anti-inflammatory diets and lifestyles.

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(www.independent.co.uk)
Tech

Forced AI: Big Tech's Shady Tactics

2025-07-06
Forced AI: Big Tech's Shady Tactics

Big tech companies are forcefully integrating AI into our lives, from Microsoft bundling AI into its office suite to Google's mandatory AI-powered search results. Users have no choice. The reason isn't AI's excellence, but that only 8% of people would voluntarily pay for it. Therefore, tech giants bundle it with existing products to hide losses and pretend users embrace it. The author uses personal experiences and data to demonstrate that AI isn't a necessity, and is largely unpopular, calling for legislation to regulate the forced implantation of AI before it becomes ubiquitous 'spam'.

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(www.honest-broker.com)
Tech tech monopolies

Global Address Database: Countries, Zip Codes, and More

2025-07-06
Global Address Database: Countries, Zip Codes, and More

This dataset encompasses a vast amount of global address information, including US states, Canadian provinces, and nearly every country in the world. It also lists zip codes, providing a granular breakdown for geographical location data. This comprehensive database has applications in address verification, geolocation, logistics tracking, and much more.

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(www.postregister.com)
Misc geographical data address database global location

iOS 26 FaceTime's Surprise: Auto-Freezing Nudity in Video Calls

2025-07-06
iOS 26 FaceTime's Surprise: Auto-Freezing Nudity in Video Calls

An unexpected feature in the iOS 26 beta has surfaced: FaceTime automatically freezes video and audio when nudity is detected, displaying a warning message with options to resume or end the call. Initially intended for child account communication safety, this function seems to be active for adult accounts as well. While Apple emphasizes on-device machine learning, preventing content upload, this unintended application raises privacy concerns.

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(9to5mac.com)
Tech

Killer Whales Offer Food to Humans: A Study of Prosocial Behavior

2025-07-06
Killer Whales Offer Food to Humans: A Study of Prosocial Behavior

A new study reveals the surprising behavior of wild orcas sharing food with humans across the globe. Researchers documented 34 incidents spanning two decades, where orcas approached humans and offered them food. This prosocial behavior highlights the intelligence and social nature of orcas, suggesting an attempt to build relationships with humans. The study, published in the Journal of Comparative Psychology, provides new insights into the social behavior of marine mammals.

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(www.sciencedaily.com)
Tech Orcas Animal Behavior Prosocial Behavior

Xbow Reports Nearly 1,000 Vulnerabilities, Including a Zero-Day in Palo Alto Networks VPN

2025-07-06
Xbow Reports Nearly 1,000 Vulnerabilities, Including a Zero-Day in Palo Alto Networks VPN

Security research firm Xbow submitted nearly 1,060 vulnerabilities to HackerOne in the last 90 days, including critical flaws like remote code execution and information disclosure. They also discovered and reported a previously unknown vulnerability in Palo Alto Networks' GlobalProtect VPN, impacting over 2,000 hosts. While many have been addressed (130 resolved, 303 triaged), approximately 45% remain unpatched, highlighting the sheer volume and impact of the disclosed vulnerabilities.

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(www.csoonline.com)
Tech

GitHub Copilot Chat Goes Open Source: Transparency in AI Coding

2025-07-06
GitHub Copilot Chat Goes Open Source: Transparency in AI Coding

Microsoft open-sourced the GitHub Copilot Chat extension for VS Code, offering unprecedented transparency into its AI-powered code assistant. Copilot Chat understands codebases, helping developers clean up functions, add error handling, explain logic, and even refactor files. Its 'Agent mode' automates compilation, error fixing, test monitoring, and more. While the underlying models remain closed-source, the open-sourced VS Code extension allows auditing, customization, and even building new tools on top of it, significantly increasing trust and transparency in AI tools.

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(nerds.xyz)
Development

UK Fusion Firm Astral Systems Achieves First Tritium Breeding in Operational Reactor

2025-07-06
UK Fusion Firm Astral Systems Achieves First Tritium Breeding in Operational Reactor

Astral Systems, a UK-based private fusion company, has announced a groundbreaking achievement: successfully breeding tritium, a crucial fusion fuel, within its operational fusion reactor. This milestone, achieved in collaboration with the University of Bristol, overcomes a major hurdle in fusion energy development. Using their Multi-State Fusion (MSF) technology during a 55-hour Deuterium-Deuterium (DD) fusion irradiation campaign, they produced and detected tritium in real-time. This breakthrough, utilizing lattice confinement fusion and a unique reactor design, paves the way for sustainable fusion energy and opens doors to various applications, including medical isotope production and nuclear waste transmutation.

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(interestingengineering.com)
Tech Fusion Energy Tritium Breeding

KDE Plasma 6.4.0 Now in OpenBSD Packages

2025-07-06

KDE Plasma 6.4.0 is now available in OpenBSD packages thanks to the work of Rafael Sadowski and others. Significantly, the KDE Kwin team has split kwin into kwin-x11 and kwin (Wayland), signaling a reduced focus on X11 in favor of Wayland. This update also includes the Aurorae theme engine and bug fixes from June and July.

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(undeadly.org)
Development

Generative AI Shakes Up Computer Science Education

2025-07-06
Generative AI Shakes Up Computer Science Education

The rise of generative AI is forcing a rethink of computer science education. Tools like ChatGPT can now perform some coding tasks, challenging universities to adapt their curricula. Some are de-emphasizing programming languages in favor of computational thinking and AI literacy, focusing on critical thinking and communication skills. The tech job market is tightening, with fewer entry-level positions available due to AI automation. The future of computer science education may involve a greater emphasis on computational thinking, AI literacy, and interdisciplinary approaches to meet the demands of the AI era.

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(www.thestar.com.my)
AI

My Haskell Side Quest: RPN Calculator and Monadic Parsing

2025-07-06
My Haskell Side Quest: RPN Calculator and Monadic Parsing

In pursuit of a job, the author embarked on a journey into functional programming with Haskell, culminating in building a Reverse Polish Notation (RPN) calculator. The article details the shift from imperative to functional thinking, covering core Haskell concepts like recursive types, lambda functions, and curried functions. It delves into monadic parsing, ultimately resulting in a robust RPN parser. The author highlights the elegance and readability of functional code and the power of monads in handling complex parsing tasks.

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(mattwills.bearblog.dev)
Development Reverse Polish Notation

Bytebot: A Revolutionary Approach to Giving AI Agents 'Hands'

2025-07-06
Bytebot: A Revolutionary Approach to Giving AI Agents 'Hands'

Bytebot eschews traditional API integration, instead giving AI agents control of a keyboard, mouse, and screen, allowing them to operate like remote human workers. This approach is simpler, more robust, generalizable, and future-proof, solving the problems faced by current AI agents when dealing with complex, API-less software and workflows. This 'human-computer interaction' approach allows Bytebot to adapt to any application and OS without complex integration, saving companies significant time and cost and automatically improving efficiency as models improve.

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(www.bytebot.ai)
AI

178-Year-Old Anti-Slavery Scroll Unearthed in Massachusetts Archive

2025-07-06
178-Year-Old Anti-Slavery Scroll Unearthed in Massachusetts Archive

A retired teacher volunteering at the American Baptist archives in Groton, Massachusetts, stumbled upon a 178-year-old handwritten scroll, "A Resolution and Protest Against Slavery." Signed by 116 New England ministers in 1847, the 5-foot-long document had been presumed lost. Its discovery sheds light on the growing anti-slavery sentiment in the Northeast before the Civil War and highlights the Baptist church's internal divisions over the issue. The ministers' bold declaration, made at a time when many were hesitant to speak out, underscores their commitment to justice and freedom.

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(www.bostonherald.com)
Misc historical discovery anti-slavery US history

Freedom and Hobbies Trump Achievement in Pursuit of Happiness: A Cross-Cultural Study

2025-07-06
Freedom and Hobbies Trump Achievement in Pursuit of Happiness: A Cross-Cultural Study

A large-scale study across the UK, India, and Turkey reveals that prioritizing freedom and hobbies significantly boosts well-being. Participants valuing 'hedonism' and 'self-direction' reported increased happiness, while those emphasizing 'achievement' and 'conformity' saw no such gains. Prioritizing freedom correlated with a 13% increase in well-being and improved sleep; engaging in hobbies resulted in an 8% well-being boost and a 10% reduction in stress and anxiety. The research underscores the importance of balancing life pursuits for mental health, suggesting that happiness isn't solely derived from achievement but also from freedom and leisure.

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(neurosciencenews.com)
Misc

1947's Radioactive Cereal Prize: The Atomic Bomb Ring

2025-07-06
1947's Radioactive Cereal Prize: The Atomic Bomb Ring

In 1947, General Mills offered a promotional 'Atomic Bomb' ring with its KiX cereal. This adjustable gold-colored ring featured lightning-bolt designs and a removable red plastic tailfin concealing a secret compartment. The aluminum warhead contained a spinthariscope; viewing it in the dark revealed scintillations from polonium alpha particles interacting with zinc sulfide. While the inclusion of trace radioactive material would be unthinkable today, advertisements claimed it was 'perfectly safe.' The polonium-210's short half-life means any remaining rings are no longer radioactive.

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(toytales.ca)
Misc vintage toy radioactive

Photon Matrix: Laser Mosquito Killer Launches on Indiegogo

2025-07-06
Photon Matrix: Laser Mosquito Killer Launches on Indiegogo

The Photon Matrix, a laser-based mosquito killer, is seeking funding on Indiegogo. This Chinese-designed device uses LiDAR to detect mosquitoes within 3 milliseconds, then uses a second laser to eliminate them. While effective against slow-moving mosquitoes, it struggles with faster insects. The device boasts IP68 waterproofing, multiple range options, and millimeter-wave radar to avoid harming humans or pets. Although the concept isn't new, concerns remain about safety and the team's inexperience.

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(newatlas.com)
Tech laser mosquito killer

Measuring Latency in Algorithmic Trading: From Simple Timers to System-Level Simulation

2025-07-06
Measuring Latency in Algorithmic Trading: From Simple Timers to System-Level Simulation

In low-latency algorithmic trading, milliseconds—even microseconds—matter. This article explores the challenges of accurately measuring latency in algorithmic trading systems. Simple timing methods fall short, failing to capture network I/O and other crucial factors. The author proposes a more comprehensive approach: using simulated exchanges and ATS to model the complete trading process for precise latency measurement. The article clearly explains the pros and cons of various methods and highlights the challenges encountered in pursuing ultimate performance.

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(www.architect.co)
Development algorithmic trading latency measurement

pgstream: Cracking the Code on PostgreSQL Snapshot Performance

2025-07-06
pgstream: Cracking the Code on PostgreSQL Snapshot Performance

Recent pgstream releases have dramatically improved PostgreSQL snapshot performance. Initially, the write path was the bottleneck. By switching to bulk ingestion (COPY FROM) and deferring index creation, pgstream now outperforms pg_dump/pg_restore in snapshot speed. Further improvements to batch configuration ensure more stable and efficient snapshot handling across varied data sizes and table structures.

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(xata.io)
Development

macOS 26's Liquid Glass UI: A Dramatic Visual Overhaul

2025-07-06
macOS 26's Liquid Glass UI: A Dramatic Visual Overhaul

Apple's macOS 26 introduces a stunning new UI design: Liquid Glass. Solid material icons are replaced with softer, shinier, glass-like versions. Rounded rectangles are even more rounded, and Apple has removed the ability for icon elements to extend beyond the icon's boundaries (as seen in GarageBand, Photo Booth, Dictionary, etc.). This is one of the most significant visual overhauls in macOS history. To document this evolution, a collection chronicling the changes to system icons over the years is being created and will be updated throughout the summer.

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(basicappleguy.com)
Design

Stop Killing Games Movement Gains Momentum with Over a Million Signatures

2025-07-06
Stop Killing Games Movement Gains Momentum with Over a Million Signatures

The Stop Killing Games movement, advocating for the preservation of online games after server shutdowns, has surpassed one million signatures, becoming a European Citizens' Initiative. The Video Games Europe trade association counters that maintaining private servers is costly and legally risky. However, the movement argues players purchase the game itself, not a license, and that server shutdowns constitute planned obsolescence. While the initiative could lead to EU policy changes, its impact will likely be limited to the EU and potentially the UK, leaving games in other regions vulnerable to permanent closure.

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(www.pcgamer.com)
Game EU initiative
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