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Server CPU Utilization: Don't Be Fooled by the Numbers!

2025-09-03

Server CPU Utilization: Don't Be Fooled by the Numbers!

Do you rely on server CPU utilization to assess server performance? This author ran a series of stress tests and discovered that CPU utilization isn't linearly correlated with actual work efficiency. Especially above 50% utilization, hyperthreading and Turbo Boost significantly skew the relationship, leading to much higher actual throughput than the reported utilization suggests. Instead of relying on CPU utilization, the author recommends benchmarking to measure actual work completed for a more accurate assessment of server performance.

(www.brendanlong.com)

Development server performance CPU utilization hyperthreading

EngineAI's PM01: World's First Humanoid Robot Front Flip?

2025-02-26

EngineAI's PM01: World's First Humanoid Robot Front Flip?

Chinese robotics firm EngineAI has released a video showcasing its PM01 humanoid robot performing what's claimed to be the world's first robot front flip. Unlike backflips, front flips present significantly greater challenges in terms of perception, balance, and motor control. The PM01, boasting 23 degrees of freedom and impressive torque, successfully executes the maneuver, highlighting rapid advancements in Chinese robotics. Available for $13,700, the PM01 features 5 DoF per arm and 6 DoF per leg, and its remarkably human-like gait is equally impressive.

(newatlas.com)

AI Front Flip

17th-Century Priory Transformed into a Medieval-Inspired Topiary Garden

2025-01-11

17th-Century Priory Transformed into a Medieval-Inspired Topiary Garden

A Parisian, Thierry Juge, transformed a dilapidated 17th-century French priory into a breathtaking medieval-style garden. Using meticulously clipped boxwood, he created geometric patterns and unique sculptures, resulting in a peaceful and contemplative 'hortus conclusus'. Featuring a labyrinth, orchard, and potager, the garden reflects the owner's passion for plants and spiritual aspirations. The garden has received the prestigious 'Jardin Remarquable' award from the French Ministry of Culture, signifying its exceptional merit.

(www.houseandgarden.co.uk)

Design gardening design medieval style french garden

Mastering Attention: Crafting Effective Prompts for LLMs

2025-08-19

Mastering Attention: Crafting Effective Prompts for LLMs

This article delves into the attention mechanism of Large Language Models (LLMs) and how to leverage it through carefully crafted prompts. It explains that LLMs don't read sequentially like humans, instead weighting relationships between all tokens simultaneously. Prompt structure, therefore, is more impactful than word choice. The article contrasts structured and unstructured prompts, illustrating how a step-by-step approach guides the model's reasoning. It simplifies the attention mechanism: calculating each word's influence on others to generate output. Heuristics for effective prompts are offered: prioritizing key information, using structured formatting, employing personas, and avoiding vagueness. The article concludes by emphasizing the economic benefits of efficient prompting—saving engineer time, improving efficiency, and reducing costs.

(alexchesser.medium.com)

Development

Training-Free Image Editing: Stable Flow Revolutionizes the Field

2025-01-28

Training-Free Image Editing: Stable Flow Revolutionizes the Field

Stable Flow is a training-free image editing method leveraging the Diffusion Transformer (DiT) model. It achieves various image editing operations, including non-rigid editing, object addition, removal, and global scene editing, by selectively injecting attention features. Unlike UNet-based models, DiT lacks a coarse-to-fine synthesis structure. The researchers propose an automatic method to identify "vital layers" crucial for image formation within DiT. By injecting features from the source image's generative trajectory into the edited image's trajectory, Stable Flow enables consistent and stable edits. Furthermore, it introduces an improved image inversion method for real-image editing. Experiments demonstrate Stable Flow's effectiveness across diverse applications.

(omriavrahami.com)

AI training-free

UK Watchdog to Issue New Guidance on Smart Device Data Privacy

2024-12-16

UK Watchdog to Issue New Guidance on Smart Device Data Privacy

The UK's Information Commissioner's Office (ICO) will issue new guidance addressing data privacy concerns surrounding smart home devices. A Which? report revealed that some air fryers and other smart devices sent user data to servers in China. The ICO stated that consumers feel overwhelmed by the amount of data collected and lack control over its use. New guidelines, launching Spring 2025, will cover consent procedures, privacy information provision, and tools enabling users to exercise their rights.

(news.sky.com)

Tech data privacy information security

Magic Todo: AI-Powered Smart To-Do List

2025-03-24

Magic Todo is a smart to-do list app that not only lets you record tasks like a regular to-do list but also automatically breaks down tasks into steps based on a spiciness level (🌶️) you set. The spicier, the more detailed the breakdown. It auto-categorizes top-level tasks with emojis and offers filtering by category or completion status. Each item provides edit, delete, add subtask, and estimation features, with drag-and-drop reordering. Additional features include device synchronization, export options, undo/redo, and bulk actions.

(goblin.tools)

Development To-Do List Task Management

Meta AI's Privacy Nightmare: Your Private Chats Are Public

2025-06-13

Meta's new standalone AI app is facing a major privacy backlash. Conversations with the AI, including text, audio, and images, are publicly shared by default, unbeknownst to many users. Sensitive information, such as tax evasion inquiries, family members' potential involvement in crimes, and even home addresses and court details, have been exposed. Meta has not commented. This highlights a significant design and security failure by Meta and serves as a stark warning about the risks of publicly sharing AI conversations. Despite only 6.5 million downloads, the negative impact is spreading, fueled by online trolling.

(techcrunch.com)

Tech Privacy Leak

Say Goodbye to Tedious API Key Management: Streamlining Your API Authentication

2025-08-02

This article critiques the cumbersome process of current API key management and proposes a simpler and more efficient solution. The author demonstrates how using the `jose` library to easily generate JWK key pairs allows developers to generate their own API keys without tedious steps like account registration and email verification. The solution uses JWTs with claims and public keys for authorization and provides a payment URL-based charging mechanism, along with a key derivation method for B2B2C scenarios. This simplifies API authentication, improves development efficiency, and offers more secure key management.

(www.selfref.com)

Development API keys

NZ Service Provider Pwned: A Responsible Disclosure Story

2025-03-27

A security researcher discovered a critical database vulnerability in a New Zealand app, KiwiServices, during a penetration test. By manipulating a simple HTTP request, they bypassed authentication and accessed the entire user database, exposing sensitive information like names, emails, and phone numbers. The researcher responsibly disclosed the vulnerability, and KiwiServices fixed it within 30 days. This highlights the importance of security testing and prompt patching.

(mrbruh.com)

Development

Utah's App Store Age Verification Bill Sparks Constitutional Concerns

2025-03-06

Utah's App Store Age Verification Bill Sparks Constitutional Concerns

Utah's legislature passed the "App Store Accountability Act," mandating age and identity verification for all app store users. This bill raises serious privacy and free speech concerns, potentially disproportionately harming at-risk youth. While passed by both houses, the bill now awaits the governor's signature. Critics argue it infringes on privacy rights and jeopardizes First Amendment protections, echoing concerns raised when a similar bill was blocked by a federal judge last year.

(progresschamber.org)

Tech

Docker Hub Usage Limits and Abuse Rate Limiting Explained

2025-02-21

Docker Hub Usage Limits and Abuse Rate Limiting Explained

Docker Hub will enforce new usage limits starting March 1, 2025. Free users have limitations on the number of image pulls per month, while paid users enjoy higher quotas and on-demand options. The article details the quota limits for different user types, including monthly pulls, hourly pull rate limits, and public and private repository storage. Additionally, Docker Hub has abuse rate limiting to prevent malicious requests. Exceeding limits will result in throttling or additional charges.

(docs.docker.com)

Development usage limits quotas

Intel Cancels Falcon Shores GPU, Pivots to System-Level AI Solutions

2025-01-31

Intel Cancels Falcon Shores GPU, Pivots to System-Level AI Solutions

Intel has announced the cancellation of its next-generation high-performance computing and AI GPU, Falcon Shores, shifting focus to Jaguar Shores. This strategic adjustment comes after a series of disappointing product launches and substantial losses, as Intel attempts to regain its footing. Intel acknowledges that a standalone chip isn't enough; customers demand a complete system-level solution. This move also reflects Intel's challenges in the AI data center market, facing stiff competition from AMD and Nvidia, and acknowledges the underperformance of its Gaudi 3 chip.

(techcrunch.com)

Tech

Psychedelic Compound Shows Promise in Extending Lifespan

2025-07-12

Psychedelic Compound Shows Promise in Extending Lifespan

Emory University researchers have discovered that psilocybin, the active compound in psychedelic mushrooms, significantly delays cellular aging and extends lifespan. In a preclinical study, psilocybin increased the lifespan of human cells by over 50% and boosted survival rates in aged mice by 30%. The compound's benefits appear linked to reduced oxidative stress, improved DNA repair, and telomere preservation. This groundbreaking research suggests psilocybin could revolutionize anti-aging therapies, potentially enhancing both lifespan and quality of life in older populations.

(neurosciencenews.com)

Tech cellular longevity

Walmart Pilots Body Cameras for Employee Safety

2024-12-20

Walmart Pilots Body Cameras for Employee Safety

Walmart is testing body cameras for its employees in select stores to deter conflict and theft. While the company won't disclose specifics, photos have emerged showing employees wearing the cameras and charging stations in stores. The initiative, currently a pilot program in one market, prioritizes employee safety over loss prevention. This follows a trend among retailers to enhance security, with companies like TJX and Greggs also adopting similar measures. The move comes after over 200 violent incidents at Walmart stores in 2023, according to a worker rights group.

(petapixel.com)

Tech Walmart body cameras employee safety

London Police Storm Quaker Meeting House, Arresting Climate Activists

2025-03-30

London Police Storm Quaker Meeting House, Arresting Climate Activists

Over 20 Metropolitan Police officers forcibly entered a Quaker meeting house, arresting six women who were discussing climate change and Gaza. This is believed to be the first time in the history of the pacifist Quakers that police have breached one of their places of worship. The women, attending a welcome meeting for a non-violent protest group, were handcuffed, their belongings confiscated, and their student accommodation subsequently raided. The police action has drawn widespread criticism.

(www.thetimes.com)

Misc climate activism Quakers

Fast Hash Tables and Dynamic Arrays in C

2025-01-22

This article demonstrates how to quickly implement C equivalents of C++'s `std::unordered_map` and `std::vector`. By crafting a custom allocator, counted strings, and an efficient hash function, the author presents flat and hierarchical hash table implementations, alongside a dynamic array. The article also covers string concatenation, environment variable manipulation, and enhanced hash table security, using Address Space Layout Randomization (ASLR) to improve collision resistance.

(nullprogram.com)

Development Data Structures Hash Tables

Populist Strongmen: Threat or Remedy to Democracy?

2025-09-01

This paper investigates the relationship between populist attitudes and support for strongman leaders. It argues that populist attitudes are not monolithic, but rather encompass distinct forms: anti-establishment populism and authoritarian populism. While the former favors more direct democracy, the latter leans towards strongman leadership, even at the cost of democratic institutions and economic stability. Analyzing survey data from nine countries, the study finds that in most cases, support for populist leaders stems primarily from authoritarian populist attitudes, not anti-establishment ones. This suggests the appeal of populist strongmen lies not in democratic ideals, but in the allure of authoritarian governance.

(www.frontiersin.org)

Misc strongman politics

Missile Strike Confirmed as Cause of Azerbaijan E190 Crash

2024-12-28

Missile Strike Confirmed as Cause of Azerbaijan E190 Crash

An Azerbaijan Airlines Embraer E190 passenger plane crashed on Christmas Day, killing 38 people. The Azerbaijani government confirmed that a Russian Pantir-S1 surface-to-air missile caused the crash. The aircraft was attempting an emergency landing when it went down. Russian air defense forces were engaged in shooting down Ukrainian drones in the area, but civilian airspace wasn't closed. Despite pilot requests for an emergency landing, the plane was denied access to Russian airports and crashed near Aktau, Kazakhstan.

(aeroxplorer.com)

Misc missile strike international incident

A Month-Long Digital Detox: Reclaiming My Time and Focus

2025-07-24

A Month-Long Digital Detox: Reclaiming My Time and Focus

A blogger is undertaking a month-long experiment to reduce their reliance on large internet platforms like Meta products, Reddit, and YouTube. To combat the allure of echo chambers and infinite scrolling, they've set rules limiting social media, news consumption, and replacing mindless browsing with activities like building their website and RSS reader, and pursuing offline hobbies such as painting and baking. The goal is to improve focus and well-being.

(smallcypress.bearblog.dev)

Misc internet addiction

Clever Workaround for Conflicting Blanket Implementations in Rust

2025-07-04

Clever Workaround for Conflicting Blanket Implementations in Rust

Rust's trait system is powerful but strict about avoiding ambiguity in blanket implementations. The author encountered this while building Joydb, needing to support two mutually exclusive implementations of the `Adapter` trait: `UnifiedAdapter` and `PartitionedAdapter`. A direct approach using blanket implementations failed. The solution, detailed in this post, uses marker structs (`Unified` and `Partitioned`), a helper trait (`BlanketAdapter`), and an associated type within the `Adapter` trait. This cleverly allows for both behaviors without violating Rust's coherence rules, maintaining good code ergonomics and maintainability.

(www.greyblake.com)

Development Blanket Implementations

Developer's Block: Practical Strategies to Overcome Coding Impasse

2025-08-23

Developers often experience 'developer's block,' a frustrating inability to code. This article explores two common scenarios: the paralysis of starting a new project perfectly and the stagnation of working on existing projects. Perfectionism in new projects leads to over-engineering, while existing projects can suffer from a lack of understanding, burnout, or demotivation. The article offers practical solutions such as incremental learning, recognizing fatigue and taking breaks, incremental development, prototyping, drafting documentation first, avoiding premature optimization, and releasing early and often. These strategies help developers overcome coding blocks and boost productivity.

(underlap.org)

Development

MapTCHA: A Novel CAPTCHA Leveraging AI Uncertainty to Combat Bots

2025-02-13

Traditional CAPTCHAs leak user data and are costly to maintain. This paper introduces MapTCHA, a novel CAPTCHA that leverages the uncertainty of AI-powered computer vision in image interpretation to combat bots and spam. MapTCHA presents users with a mix of images containing AI-predicted objects (known positives, known negatives, and unknowns), asking them to identify correctly interpreted building outlines and other objects. User votes determine the truth of unknown images, providing new data sources for OpenStreetMap. The system uses the open-source AI-assisted mapping system fAIr for image recognition. Future plans include expanding to more objects and image types and integrating MapTCHA into various login systems.

(fosdem.org)

Development

Airo: Effortless Self-Hosted Server Deployments

2025-03-08

Airo: Effortless Self-Hosted Server Deployments

Tired of complex CI/CD pipelines? Airo is a command-line tool that simplifies deploying projects from your local machine to your self-hosted server. No need to configure complex pipelines or services; just define your `compose.yml` and `env.yml` files, including a Dockerfile and Caddyfile, and deploy with a single `airo deploy` command. It supports automatic HTTPS and reverse proxy setup. Airo lets you focus on building your product, not managing infrastructure, making it ideal for smaller projects.

(github.com)

Development deployment

Adorable Dog Sim: Blender Studio's Free Open-World Game

2025-07-15

Adorable Dog Sim: Blender Studio's Free Open-World Game

Blender Studio released 'Dogwalk,' a free, open-world game where you play a big dog helping a child build a snowman in a winter wonderland. The game features a unique aesthetic built from scanned and recreated real-life paper models. Explore camping grounds, forests, creeks, and a frozen pond, interacting with the child in various ways. There are no fail states, only player-driven moments. 'Dogwalk' was used to test and improve Blender and the Godot Game Engine; all source files and documentation are open-source.

(blenderstudio.itch.io)

Game

HOPE_16: Hacking the Future, One Talk at a Time

2025-07-28

HOPE_16, a vibrant hacker conference, explored a wide range of topics from ATM hacking techniques and AI security to digital activism and data sovereignty. Speakers, including experts and industry leaders, offered insightful perspectives on technological advancements, societal shifts, and future trends. Presentations ranged from historical accounts of breaking the Enigma code to in-depth analyses of vulnerabilities in large language models; from practical experiences in building community tech ecosystems to discussions on resisting online censorship and digital repression. HOPE_16 wasn't just a tech showcase; it was a profound dialogue on technology and social responsibility, prompting reflection on the future direction of technological development.

(hope.net)

Tech hacker conference digital activism

Record Seizure of Viagra-Laced ‘Erectile Honey’ in France

2025-01-20

Record Seizure of Viagra-Laced ‘Erectile Honey’ in France

French customs officials announced a record seizure of illegally imported "erectile honey" laced with Viagra and other medications in 2024. The honey, primarily sourced from Turkey, North Africa, and Southeast Asia, is sold on the black market and in night shops as a natural sexual stimulant. However, it often contains hidden pharmaceuticals like sildenafil or tadalafil, the active ingredients in Viagra and Cialis, which can be dangerous when interacting with other medications, such as those for high blood pressure. A single seizure in Marseille last November confiscated 13 tons from Malaysia. The U.S. Food and Drug Administration (FDA) also issued warnings in 2021 and 2022 about honey-based supplements promising "sexual enhancement."

(www.politico.eu)

Misc smuggling Viagra

Revitalizing Your Mavericks: Giving an Old System New Life

2025-08-21

This guide shows you how to breathe new life into your aging OS X Mavericks system. It involves a simple script to update the system, replacing the outdated browser with a modern Firefox (Firefox Dynasty), using Aqua Proxy to fix HTTPS compatibility issues, adding new emojis, and setting up Time Machine backups. The guide also instructs users on deleting unwanted pre-installed apps such as Chess, iTunes, and iBooks for a personalized experience. The entire process is straightforward, making your Mavericks system run smoother and more tailored to your needs.

(mavericksforever.com)

Development

Nvidia's H20 AI Chips Flood Back into China, Spurring a Rush of Orders

2025-07-16

Nvidia's H20 AI Chips Flood Back into China, Spurring a Rush of Orders

Reuters reports that Chinese firms are scrambling to order Nvidia's H20 AI chips as the company prepares to resume sales to mainland China. Nvidia expects imminent US government licenses to restart shipments of the restricted processors, just days after CEO Jensen Huang met with President Trump, potentially adding $15 billion to $20 billion in revenue this year. This surge follows the 2022 launch of ChatGPT, highlighting the link between Nvidia's financial success and the demand for specialized hardware to efficiently power AI models. While the H20 chips are Nvidia's most powerful legally available in China, they are less potent than versions sold elsewhere due to 2022 export restrictions; Nvidia remains banned from selling its most powerful GPUs in China.

(arstechnica.com)

Tech

Modernizing Web UI Controls: The Open UI Community Group's Mission

2025-03-12

Modernizing Web UI Controls: The Open UI Community Group's Mission

Web interactivity stems from HTML's form and UI controls. However, since HTML5, complex web projects require more powerful UI control capabilities, leading developers to rely on JavaScript frameworks. This results in poor accessibility, slow page speeds, and other issues. The Open UI Community Group aims to improve HTML, CSS, JavaScript, and Web APIs to empower developers to build modern custom user interfaces. Their goal is to make web UIs more flexible, efficient, and accessible.

(github.com)

Development

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