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Archon: A GPT-5-Powered Copilot for Your Computer

2025-08-17

Archon: A GPT-5-Powered Copilot for Your Computer

Archon, a third-place winner at OpenAI's GPT-5 Hackathon, is a computer copilot controlled via natural language. It uses a hierarchical approach: GPT-5 plans actions, and a fine-tuned model, Archon-mini, executes them. Clever image processing and caching minimize cost and latency. Future development focuses on streaming control and self-learning, aiming for truly self-driving computer operation.

(prava.co)

AI

CRDTs: The Key to Strong Eventual Consistency

2025-09-09

CRDTs: The Key to Strong Eventual Consistency

CRDTs (Conflict-free Replicated Data Types) are data structures that can be replicated across multiple nodes, edited independently, and merged seamlessly. This article delves into how CRDTs achieve Strong Eventual Consistency (SEC), a more robust model than traditional eventual consistency. SEC ensures that even with independent updates across multiple nodes, conflicts are resolved automatically and deterministically, leading to low latency, high fault tolerance, and offline functionality. The author argues that CRDTs are fundamental building blocks for strongly eventually consistent systems, with applications extending far beyond collaborative editing and multiplayer to-do lists, into distributed databases and beyond.

(lewiscampbell.tech)

Development Strong Eventual Consistency Distributed Databases

Substandard Cancer Drugs Plague Africa: One in Six Found Defective

2025-06-30

Substandard Cancer Drugs Plague Africa: One in Six Found Defective

A shocking study reveals a widespread problem of substandard cancer drugs in several African countries. Researchers tested nearly 200 cancer drugs from hospitals and pharmacies in Ethiopia, Kenya, Malawi, and Cameroon, finding that roughly 17% had insufficient active ingredients, including drugs used in major hospitals. This could lead to tumor growth and spread. The study points to weak drug regulation in Africa, highlighting the need for stronger oversight, improved testing technologies, and training. While most drugs met standards, a few bad actors pose a significant health risk.

(www.dw.com)

Tech Fake Drugs

GribStream: A Fast and Efficient Historical Weather Forecast API

2024-12-20

GribStream: A Fast and Efficient Historical Weather Forecast API

GribStream is a fast, efficient, and easy-to-use historical weather forecast API leveraging the National Blend of Models (NBM) and the Global Forecast System (GFS). It provides access to massive historical weather data; a single HTTP request can retrieve tens of thousands of hourly data points for months in seconds. The API supports various output formats (CSV, Parquet, JSON, etc.) and location queries. Its cost-effective pricing and powerful features allow developers to easily access the data they need without downloading and archiving.

(gribstream.com)

Development historical data

DuckDB Now Has a Built-in Local UI!

2025-03-12

DuckDB Now Has a Built-in Local UI!

The DuckDB team and MotherDuck are thrilled to announce a built-in local UI for DuckDB! This powerful web interface runs locally, eliminating the need for extra software. It features interactive notebooks, database browsing, table data preview, and data analysis tools, making interacting with DuckDB significantly easier. All queries are processed locally for enhanced data security. The UI also offers optional connection to MotherDuck cloud services for seamless data sharing and collaboration.

(duckdb.org)

Development Local UI

Optimizing WMMA Kernels on AMD RDNA 4 Architecture

2025-07-21

Optimizing WMMA Kernels on AMD RDNA 4 Architecture

AMD RDNA 4 architecture GPUs, featuring 3rd-generation Matrix Cores, significantly improve Generalized Matrix Multiplication (GEMM) performance. This article delves into optimizing matrix operations using WMMA (Wave Matrix Multiply Accumulate) intrinsics within HIP kernels on RDNA 4 GPUs. It explains WMMA's functionality, the use of new intrinsics like `__builtin_amdgcn_wmma_f32_16x16x16_f16_w32_gfx12`, and key differences from RDNA 3. A simplified Multilayer Perceptron (MLP) implementation example showcases efficient matrix computation on RDNA 4.

(gpuopen.com)

Hardware

Francine Prose Remembers 1970s San Francisco: A Nostalgic Look Back

2025-06-22

Francine Prose Remembers 1970s San Francisco: A Nostalgic Look Back

In a recent podcast, author Francine Prose reminisces about her time in 1970s San Francisco. She paints a picture of a city before the tech boom, where the Mission District was wild and free. Prose describes artists carving out spaces in the Reno Hotel, a former boxer's residence, and recounts her involvement in anti-war protests, including her husband's daring climb of the Pentagon. The narrative evokes a strong sense of nostalgia for the idealism and freedom of the era, drawing intriguing parallels to her favorite film, Alfred Hitchcock's *Vertigo*.

(www.laphamsquarterly.org)

Misc san francisco

Asterinas: A Rust-based Linux-compatible Kernel Challenging Traditional Designs

2025-06-20

Researchers from Southern University of Science and Technology (SUSTech) in China have developed Asterinas, a new Linux kernel written in Rust using a "framekernel" architecture. This architecture combines the advantages of monolithic and microkernels, encapsulating unsafe Rust code within a library while the rest of the kernel services use safe abstractions. This improves kernel safety while maintaining the high performance of monolithic kernels. Asterinas aims for a system with a small, formally verifiable TCB, Linux ABI compatibility, and a simple shared-memory architecture. Currently supporting x86 and RISC-V, Asterinas is under active development, with future plans to expand architecture support and cloud computing applications.

(lwn.net)

Development

Iran's Internet Shutdowns: A Technical Deep Dive

2025-07-14

Iran's government employs the National Information Network (NIN) and the Iranian Great Firewall (IRGFW) for extensive internet control, enacting widespread shutdowns during protests. However, vulnerabilities exist due to dynamic IPv4 allocation and IRGFW's delayed updates. Tools like Pingtunnel exploit this by using the ICMP protocol. Starlink provides another bypass, with users sharing connections via NAT and WireGuard. When the NIN isolates the country, self-hosted encrypted communication services, such as Matrix-based systems, become crucial for internal communication.

(zola.ink)

Tech iran internet shutdowns

DOS APPEND Command: Bridging the Gap Between Old and New

2024-12-20

While reconstructing the DOS 2.11 source code, the author encountered a challenge: the ancient MASM 1.25 assembler lacked directory support, clashing with modern file organization using a tree structure. To avoid a monolithic directory, the author cleverly employed the DOS APPEND command. APPEND is a TSR (Terminate and Stay Resident) program that intercepts system calls like file opening and searches a predefined path list if the file isn't found in the current directory. This allowed MASM 1.25 to locate files within the hierarchical structure, resolving the incompatibility and highlighting APPEND's surprising utility in specific scenarios.

(www.os2museum.com)

Development

Intel's Skymont: A Deep Dive into the E-Core Architecture

2025-01-18

Intel's Skymont: A Deep Dive into the E-Core Architecture

Intel's latest mobile chip, Lunar Lake, features Skymont, a new E-core architecture replacing Meteor Lake's Crestmont. Skymont significantly improves both multi-threaded performance and low-power background task handling. This article provides an in-depth analysis of Skymont's architecture, covering branch prediction, instruction fetch and decode, out-of-order execution engine, integer execution, floating-point and vector execution, load/store, and cache and memory access. While Skymont excels in some benchmarks, its advantages over Meteor Lake's Crestmont cores and AMD's Zen 5c cores aren't always clear-cut. This highlights the crucial role of cache architecture in CPU performance and the challenges of designing a single core architecture to handle both low-power and high-performance multi-threaded workloads.

(chipsandcheese.com)

Hardware E-core

Goldman Sachs CIO: Managing AI Employees Will Be the Challenge of 2025

2025-01-22

Goldman Sachs CIO: Managing AI Employees Will Be the Challenge of 2025

Goldman Sachs CIO Marco Argenti predicts that managing AI employees will be a major challenge in 2025. AI models will mature to handle complex tasks, leading to hybrid human-AI teams. This will require corporate HR to manage both human and machine resources, potentially including AI 'layoffs'. Argenti also forecasts that top AI models will be akin to PhD graduates with specialized industry knowledge, thanks to advancements in retrieval-augmented generation and fine-tuning. Furthermore, the convergence of AI and robotics will enable AI to better understand and interact with the physical world.

(www.zdnet.com)

AI AI employee management AI trends Goldman Sachs prediction

Claude-Powered WordPress Blogging: A Custom MCP Server

2025-06-14

Claude-Powered WordPress Blogging: A Custom MCP Server

In three days, the author built a custom Model Context Protocol (MCP) server connecting Claude directly to their WordPress blog. This server handles the complexities of the WordPress REST API, enabling Claude to create well-formatted HTML blog posts, automatically manage categories and tags, and even retrieve blog information. The author considers this a significant leap forward in AI-assisted content creation while maintaining editorial control.

(val.demar.in)

Development

Automating IP Address and Network Changes in Kubernetes

2025-03-11

Automating IP Address and Network Changes in Kubernetes

The author's Kubernetes cluster relies on dynamically assigned IP addresses, creating vulnerabilities in its network configuration. To address this, a Kubernetes deployment was created to periodically check and update the public IP addresses of their Unifi gateway using the Unifi API. Upon detecting changes in IP addresses or IPv6 networks, it automatically updates Unifi firewall rules and Kubernetes service resources (including MetalLB configuration), and notifies the user via MQTT. The program is written in Python and leverages Kubernetes and Unifi APIs for automation.

(vegard.blog.engen.priv.no)

Development IP Address Management

Tmux Transformation: From Ugly Duckling to Swan

2025-08-05

Tmux Transformation: From Ugly Duckling to Swan

This article details the author's journey customizing tmux. Initially overwhelmed by the default UI, they meticulously crafted a visually appealing and efficient terminal environment by modifying the `.tmux.conf` file and leveraging a plugin manager. The guide covers key remapping, scrollback buffer adjustments, theme styling, and plugin management, culminating in a complete configuration file to enhance your tmux experience.

(evgeniipendragon.com)

Development terminal customization configuration file

Earth's Magnetic Field and Atmospheric Oxygen: A 500 Million Year Correlation

2025-06-20

Earth's Magnetic Field and Atmospheric Oxygen: A 500 Million Year Correlation

A new NASA study reveals a remarkable 500-million-year correlation between the strength of Earth's magnetic field and atmospheric oxygen levels. The research suggests that deep Earth processes may influence surface habitability. By analyzing paleomagnetic records and ancient oxygen levels, scientists found striking similarities in their fluctuation patterns, hinting at a common underlying process, such as continental movement. This discovery offers a new perspective on the link between life's evolution and Earth's internal processes, though the precise mechanisms require further investigation.

(science.nasa.gov)

Tech Earth's magnetic field atmospheric oxygen habitability

arXivLabs: Experimenting with Community Collaboration

2025-03-25

arXivLabs is a framework for collaborators to develop and share new arXiv features directly on the website. Participants embrace arXiv's values of openness, community, excellence, and user data privacy. Got an idea to improve the arXiv community? Learn more about arXivLabs.

(arxiv.org)

Development

From WWII Efficiency to Modern Government Failure: The Rise and Fall of Systematic Improvement

2025-02-11

From WWII Efficiency to Modern Government Failure: The Rise and Fall of Systematic Improvement

This article examines the history of US government efficiency reform, contrasting the success of the Bureau of the Budget's Work Simplification program during WWII (using flowcharts to improve processes) with the failure of the Clinton administration's National Performance Review (NPR). While the NPR achieved some technological advancements, its neglect of frontline worker participation and focus on short-term gains ultimately weakened institutional capabilities. The article argues that effective government reform requires systematic approaches, prioritizing frontline worker involvement and sustained capability building, rather than superficial changes.

(www.population.fyi)

Misc Government Reform Process Improvement

Wildcard: Spreadsheet-Powered Website Customization

2025-01-05

Wildcard: Spreadsheet-Powered Website Customization

Wildcard, a browser extension developed by MIT PhD student Geoffrey Litt, lets users modify websites to their liking using a familiar spreadsheet interface. The project, detailed in several academic papers and showcased in demo videos (like adding read times to Hacker News), is currently in development but offers a downloadable dev build. Explore its potential for personalized web experiences.

(www.geoffreylitt.com)

Development web customization

My Journey to Self-Hosting Music: Ditching Spotify for Jellyfin

2025-04-17

My Journey to Self-Hosting Music: Ditching Spotify for Jellyfin

Tired of Spotify, I embarked on a quest for the perfect replacement. I tried Winamp, foobar2000, even built my own web music player, before settling on Jellyfin. Jellyfin is a self-hosted media server, giving me access to my music library anytime, anywhere, without relying on streaming services. While it requires some technical setup, it's surprisingly easy, even on an older computer. Combined with mobile apps, offline listening is a breeze. This not only gave me digital autonomy but also opened the door to self-hosting other apps like Immich for photo management.

(coppolaemilio.com)

Development music player

Solid Protocol: Reclaiming Control of Your Digital Identity

2025-07-28

Our digital identities are fragmented and vulnerable. Solid, a protocol invented by Sir Tim Berners-Lee, offers a radical solution. It uses user-controlled "data wallets" to decouple data from applications, giving individuals ownership and control over their personal information. This addresses critical data integrity issues, preventing errors from leading to discrimination, while enhancing privacy and security. Solid revolutionizes sectors like healthcare, finance, and education, empowering individuals to become the masters of their own data.

(www.schneier.com)

Tech Solid Protocol

IOCCC 28: 23 Mind-Bending Winners!

2025-08-03

After a four-year hiatus, the 28th International Obfuscated C Code Contest (IOCCC) is back with a bang! This year saw a record-breaking number of high-quality submissions, resulting in 23 winners—a new record. The winning entries showcased incredible creativity, including a tiny LLM inference engine, a quirky UTF-8 editor, and even a program emulating the Intel 4004 processor. The contest highlighted the remarkable skill of C programmers in the art of code obfuscation.

(www.ioccc.org)

Development

Resurrecting a ZX Spectrum 128K+ "Toastrack": A Retro Computing Restoration

2025-07-01

Resurrecting a ZX Spectrum 128K+

The author reminisces about his childhood with the Sinclair ZX Spectrum 48K and details the restoration of a rare ZX Spectrum 128K+ "Toastrack". This vintage machine suffered from various issues, including unreliable power, poor video quality, and a failing keyboard. The author meticulously addressed these problems by replacing the 7805 voltage regulator with a more efficient DC-DC Buck converter, cleaning the edge connector, adding video filters, and replacing the worn-out keyboard membrane. Audio improvements were also made. Finally, using an RGB2HDMI converter, the author achieved crisp HDMI output, breathing new life into the old machine and allowing him to play classic games once more.

(celso.io)

Hardware

Hypermode's Model Router: Seamlessly Switching Between AI Models

2025-05-08

Hypermode's Model Router: Seamlessly Switching Between AI Models

The explosion of AI models presents developers with the challenge of choosing and integrating multiple models. Hypermode's new Model Router feature provides a unified API allowing developers to seamlessly switch between open-source and commercial language models like LLaMA, GPT, Claude, and Gemini, and even embedding models. Model Router simplifies development, reduces costs, improves reliability, and offers flexible access through OpenAI SDK, Vercel AI SDK, and Modus SDK, empowering developers to build smarter, more adaptable AI applications.

(hypermode.com)

Development AI Models Model Routing

Claude Code: Iteration as Magic, a New Era for AI?

2025-06-17

Claude Code doesn't enhance the underlying LLM's intelligence, but rather boosts user experience through iterative attempts. It's like Steve Jobs' description of simple instructions executed at incredible speed, resulting in seemingly magical outcomes. The author illustrates this with updating project dependencies, a task Claude Code automated in 30-40 minutes through dozens of iterations. The author speculates that with massive parallel computing, this could be reduced to a minute, potentially revolutionizing LLM interaction and unlocking new possibilities for automated tasks.

(omarabid.com)

AI

Microsoft Quietly Raises Prices on Surface Accessories and Xbox Games

2025-05-08

Microsoft Quietly Raises Prices on Surface Accessories and Xbox Games

Microsoft recently increased prices on several Surface accessories, including a $20 price hike for the Surface USB-C Travel Hub and a $10 increase for the Surface Arc Mouse. Simultaneously, Xbox console prices have also risen, and some game prices may reach $80 later this year. While Microsoft claims the starting price for new Surface Pro and Laptop models remains unchanged, the discontinuation of the 256GB versions represents a de facto price increase. Analysts suggest that Trump-era import tariffs and rising global supply chain costs are contributing factors to these price hikes.

(arstechnica.com)

Hardware

Steam for Chromebook Beta to Shut Down in Early 2026

2025-08-09

Steam for Chromebook Beta to Shut Down in Early 2026

Launched in 2022, the Steam for Chromebook Beta program will end in early 2026. Despite being a significant part of ChromeOS's gaming push, the program hasn't received updates in a long time. Google announced that installed games will no longer be playable after January 1st, 2026. However, Google hints at a future for Chromebook gaming, emphasizing continued support through Android apps and cloud gaming services.

(9to5google.com)

Game

Is Your X Feed Poisoning You? Free Social Media Feed Analysis

2025-01-19

IsMyFeedF*cked is an anonymous and private tool that analyzes your social media feed (e.g., X) without requiring an account. Simply upload a 2-minute screen recording of your typical scrolling, and receive a detailed report covering key metrics and insights, including overall feed health, political balance, vibe assessment, and violence level. The report reveals how your feed shapes your thoughts, emotions, and identifies blind spots, offering actionable recommendations to regain control.

(www.ismyxfeedfucked.com)

Misc feed analysis mental wellbeing

No More New Computers: A Decade-Long Hardware Plan

2025-01-12

The author reflects on the breakneck pace of computer hardware upgrades in the 90s and 2000s, contrasting it with the current state. He argues that even high-end CPU performance gains are no longer necessary for average users. Using personal experience, the author demonstrates how a 2011 i5 system still meets his needs, and his 2019 Ryzen 5 3600 upgrade remains highly efficient. He concludes that barring unforeseen circumstances, he will no longer buy new computers, instead relying on used, slightly older components from the secondary market, achieving a decade-long hardware plan.

(82mhz.net)

Hardware hardware upgrades computer performance cost-effectiveness

Serverless DNS Resolver: serverless-dns Takes Flight

2025-05-03

Serverless DNS Resolver: serverless-dns Takes Flight

serverless-dns is a Pi-Hole-esque serverless stub DNS-over-HTTPS (DoH) and DNS-over-TLS (DoT) resolver. It runs on Cloudflare Workers, Deno Deploy, Fastly Compute@Edge, and Fly.io, leveraging free tiers for low-traffic use cases. Boasting sub-millisecond response times, it efficiently manages ~13M entries from 190+ blocklists using a succinct radix trie. The open-source project allows for custom configurations, log uploading, and offers a lightweight, high-performance DNS solution.

(github.com)

Development DNS resolver content blocking

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