Japan Launches World's First Hybrid Quantum Supercomputer

2025-02-15
Japan Launches World's First Hybrid Quantum Supercomputer

Japan has activated Reimei, the world's first operational hybrid quantum supercomputer, integrating a 20-qubit quantum computer with Fugaku, the world's sixth-fastest supercomputer. Reimei utilizes trapped-ion qubits and advanced error correction, addressing challenges in quantum computing stability and scalability. Primarily focused on physics and chemistry research, this breakthrough represents a significant advancement in high-performance computing, paving the way for future innovations.

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Trump's Tax Plan Unexpectedly Reshapes the Creator Economy

2025-09-11
Trump's Tax Plan Unexpectedly Reshapes the Creator Economy

A provision in President Trump's tax plan has inadvertently reshaped the creator economy. The US Treasury Department now allows digital content creators (podcasters, social media influencers, streamers, etc.) to deduct tip income up to a certain limit. This could significantly alter how creators generate revenue, potentially leading platforms to more prominently feature tipping options. The policy reflects the rise of the creator economy and may incentivize more individuals to join the content creation field.

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How I Program with LLMs: A Year of Experience

2025-01-10
How I Program with LLMs: A Year of Experience

A seasoned programmer shares his experiences using large language models (LLMs) for programming over the past year. He categorizes LLM usage into three areas: autocomplete, code search, and chat-driven programming. He found significant productivity gains from autocomplete and code search. Chat-driven programming, while requiring adaptation, significantly speeds up code writing, especially for complex environments and rapid prototyping. He emphasizes that LLMs excel at well-defined tasks and stresses the importance of compiling and testing LLM-generated code. He also introduces sketch.dev, a tool his team is building to provide a streamlined LLM-integrated development environment for Go programmers.

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arXivLabs: Experimenting with Community Collaboration

2025-05-20
arXivLabs: Experimenting with Community Collaboration

arXivLabs is a framework enabling collaborators to develop and share new arXiv features directly on our 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

I Licked Honda's Mouse Tape

2025-02-11
I Licked Honda's Mouse Tape

After rodent damage to his car wiring, the author bought Honda's capsaicin-coated mouse tape. Curiosity led him to lick the tape, prompting him to contact Honda PR for ingredient confirmation. Honda responded, confirming the presence of DEHP, a plasticizer, but the author calculated that a massive amount would need to be ingested for harm. The author concluded that it tasted like a Band-Aid and energy drink with a hint of capsaicin, suggesting potential culinary uses.

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Misc mice tape

S3's 19th Birthday: From Simple Object Store to Sophisticated Data Platform

2025-03-14
S3's 19th Birthday: From Simple Object Store to Sophisticated Data Platform

Amazon S3 celebrates its 19th birthday! This post chronicles S3's evolution from a simple object store to a sophisticated data platform. Driven by customer feedback, S3 continuously improves, exemplified by the launch of S3 Tables for enhanced tabular data handling and addressing limitations like increased bucket limits. The S3 team emphasizes 'simplicity,' aiming to let developers focus on business logic, not infrastructure, while continuously improving performance and elastic scalability to meet growing demands.

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Tech

A Scavenging Trip: Low-Spec Planet Exploration Game Built with Rust

2025-09-17
A Scavenging Trip: Low-Spec Planet Exploration Game Built with Rust

A Scavenging Trip is a short, challenging simulation game where you explore an unknown planet, collect samples, and escape in time. Three missions are included, each with three difficulty levels. A speedrun takes 10-15 minutes, while a first playthrough might take 1-2 hours, especially on the hardest difficulty. There's no save feature; missions are unlocked and played without progression. Controls are minimal and rebindable (default WASDQE), with no mouse input needed. System requirements are incredibly low; any modern browser and a Pentium M processor or better will suffice. The game utilizes a custom software renderer and engine written in Rust, with the CPU handling all graphics calculations and the GPU only displaying the final image.

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Game

Radicle 1.3.0 Released: Enhanced Collaboration and Windows Support

2025-08-12
Radicle 1.3.0 Released: Enhanced Collaboration and Windows Support

Radicle 1.3.0 is here, boasting a range of improvements. Key updates include: canonical reference rules for enhanced collaboration security; the introduction of the radicle-protocol crate for streamlined protocol implementation; initial Windows support, enabling rad CLI usage; improved log rotation; and enhanced node ID display. This release boosts Radicle's stability and usability, providing developers with a smoother collaborative experience.

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Development P2P Collaboration

Moving Objects in 3D Space with Math

2025-08-20
Moving Objects in 3D Space with Math

This article explores moving objects in 3D space, specifically along a spherical helix path. Starting with simple circular motion, the author explains how sine and cosine functions can control an object's x, y, and z coordinates to create spirals and more complex trajectories. The core concept is using parametric equations, defining the object's 3D position as a function of time. What appears as complex dynamic effects are ultimately derived from simple mathematical functions.

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Development 3D graphics

Recovering from Accidental Deletion of /lib on Linux

2025-03-22

This post details how to recover a Linux system after accidentally deleting the crucial `/lib` directory. The author explores several methods, from leveraging existing tools like a static busybox to creating and transferring a minimal, statically compiled C program to replace essential files. The step-by-step guide covers techniques using bash built-ins and network transfers, providing a solution to avoid reinstalling the OS.

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Trump Tariffs: The Impact on Tesla – Debunking the Myths

2025-03-06
Trump Tariffs: The Impact on Tesla – Debunking the Myths

Despite the rosy outlook painted by some Tesla fans, the reality is that President Trump's tariffs on Mexico and Canada will negatively impact Tesla. Data reveals that Tesla sources over 20% of its parts from Mexico, with additional components coming from Canada. This means the recently delayed (again, for another month) tariffs will inevitably increase Tesla's production costs, affecting vehicle prices and profitability. Tesla's stock reaction to the tariff delay further underscores this impact. Elon Musk's close relationship with Trump, and his seeming inaction against the tariffs, adds a layer of complexity. The long-term effects may extend beyond mere cost increases, potentially damaging US business relationships with Canada and Mexico.

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Tech Trade War

Microsoft's Time Travel Debugger: A Deep Dive into TTD

2025-03-13
Microsoft's Time Travel Debugger: A Deep Dive into TTD

Microsoft's Time Travel Debugging (TTD) is a powerful user-mode record-and-replay framework enabling developers to debug programs as if traversing a timeline. It injects a DLL to capture every state of a process's execution, storing this in a .trace file. The core is the Nirvana runtime engine, which emulates CPU instructions for fine-grained control. Even with challenges like floating-point operations, memory models, peripheral emulation, and self-modifying code, Nirvana uses dynamic binary translation and code caching for efficiency and accuracy. The article describes a bug encountered while debugging an obfuscated 32-bit PE file using TTD, highlighting the advantage of using the TTD trace file for debugging.

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Development Code Replay

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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Apple Sues Ex-Employee for Stealing Vision Pro Secrets

2025-07-02
Apple Sues Ex-Employee for Stealing Vision Pro Secrets

Apple is suing former Vision Pro product design engineer Di Liu for allegedly stealing confidential files related to Apple's augmented reality headset and giving them to Snap. Liu claimed he left Apple for family and health reasons, but had already accepted a job at Snap two weeks prior. Apple discovered Liu copied thousands of files, including confidential product code names, to his personal cloud storage and deleted files to cover his tracks. Apple is seeking the return of the stolen data and damages.

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Weekend Hack: Building a ChatGPT Client for Apple Watch with AI

2025-05-19
Weekend Hack: Building a ChatGPT Client for Apple Watch with AI

This post details the author's experience building a ChatGPT client for Apple Watch in a single weekend using OpenAI's API, SwiftUI, CloudKit, and Swift Data. The author leveraged AI to generate initial code, which provided a surprisingly good starting point despite some limitations in understanding watchOS specifics. The process highlighted the strengths and weaknesses of AI in modern development: while AI can quickly generate functional code, human intervention is crucial for refining the design, handling platform-specific quirks, and optimizing performance. The resulting app, WristGPT, is now available on the App Store, showcasing the potential of AI to accelerate the development process while emphasizing the enduring role of human developers in product creation.

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Development

Murex: An Easy-to-Install Command-Line Tool

2025-09-17
Murex: An Easy-to-Install Command-Line Tool

Murex is a powerful command-line tool easily installed on various operating systems, including macOS, Arch Linux, and FreeBSD. Users can install it effortlessly through package managers like Homebrew, MacPorts, or the AUR. Comprehensive language tutorials and an interactive shell guide are available to help users get started quickly. A Rosetta Stone cheat sheet is also provided for those wanting to jump straight in.

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Development easy installation

From Curiosity Cabinets to Public Museums: A Multi-Century Evolution

2025-04-10
From Curiosity Cabinets to Public Museums: A Multi-Century Evolution

This article recounts the origin story of the modern museum, starting with the 17th-century craze among wealthy individuals for collecting curiosities in 'cabinets of curiosities'. It begins with a literary feud between poets Shadwell and Dryden, leading to a satirical portrayal of the 'virtuoso' Gimcrack, representing the obsessive collectors of the time. These private collections, initially driven by personal interests, gradually evolved into rigorously categorized scientific displays, ultimately transforming into publicly accessible museums like the Basel Kunstmuseum and the Ashmolean Museum, laying the foundation for our rich museum culture today.

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Nepenthes: A Web Crawler Tarpit

2025-01-16

Nepenthes is a tool designed to trap web crawlers, particularly those scraping data for LLMs. It generates an endless sequence of pages, each with dozens of links leading back into the tarpit. Pages are randomly generated deterministically, appearing as unchanging static files. Intentional delays prevent crawlers from bogging down your server and waste their time. Optional Markov babble can be added, giving crawlers data to hopefully accelerate model collapse. Warning: This consumes significant CPU, especially with the Markov module enabled. Use with caution.

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Development anti-crawler

Pacific Ocean Car Carrier Sinks After Fire

2025-06-25
Pacific Ocean Car Carrier Sinks After Fire

The Morning Midas, a car carrier carrying approximately 3,000 vehicles (800 of which were EVs), sank in the Pacific Ocean after a fire. The fire, which began in early June, initially produced smoke from the deck carrying electric vehicles. Heavy weather exacerbated the damage, leading to flooding and the vessel's eventual sinking. The incident highlights the shipping risks posed by lithium-ion batteries in EVs, especially on large car carriers. The response was hampered by the ship's distance from land (approximately 360 miles).

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The Philosophy of Coroutines: A Programmer's Musings

2025-03-27

This article delves into the philosophy of coroutines through the lens of the author's personal journey. From early days simulating coroutines in C with preprocessor tricks to the advent of native C++20 coroutines, the author shares insights into their use and advantages. A comparison of coroutines versus state machines and threads highlights their flexibility, debuggability, and ease of cleanup, particularly beneficial for sequential tasks like network protocols and data stream processing. The author explores various coroutine implementations, optimization techniques using queues and pre-filters, and offers a glimpse into the future of coroutines.

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Development

Building iximiuz Labs: A Hands-On DevOps Learning Platform

2025-03-26
Building iximiuz Labs: A Hands-On DevOps Learning Platform

This post details the creation of iximiuz Labs, a learning platform for DevOps, SRE, and platform engineers. It features a unique learning-by-doing approach, combining theoretical learning with interactive practice using Firecracker-based microVMs. The author dives into design goals, architecture, technology choices (including frontend framework, backend language, containerization, and infrastructure), and challenges encountered. The resulting platform is cost-effective, reliable, secure, and scalable, with future plans including IDE integration, multi-node playgrounds, and a Kubernetes visualizer.

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Development Learning Platform

Halide's Revolutionary Single-Shot HDR: Busting the Myths of HDR Photography

2025-05-14
Halide's Revolutionary Single-Shot HDR: Busting the Myths of HDR Photography

The Halide camera app developers delve into the misconceptions surrounding HDR photography. Traditional HDR modes (like the iPhone's 'HDR mode') are actually tone-mapped composites of multiple photos, not true HDR, leading to detail loss and artificial artifacts. The article introduces Halide's new single-shot HDR processing, inspired by traditional darkroom techniques like dodging and burning. This gives users granular control over tone mapping, preserving detail and offering various HDR display options. The article also discusses the current state and challenges of HDR display technology.

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Flipper Zero Gets a Geiger Counter App!

2025-09-18

The Flipper Zero, a versatile handheld device, now boasts a Geiger counter app! Using third-party firmware like unleashed or Momentum, the Flipper Zero can measure radioactivity, displaying data in CPS and CPM. The app includes features like recording, zooming, and unit conversion. Additionally, it features an atomic dice roller using the Geiger counter's randomness for games or decision-making. Note: This app is for educational purposes only and should be used responsibly.

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RedNote Scrambles for English Moderators Amid TikTok Exodus

2025-01-19
RedNote Scrambles for English Moderators Amid TikTok Exodus

An influx of American users fleeing a potential TikTok ban has overwhelmed RedNote's English content moderation capabilities. Numerous job postings on Chinese recruitment sites reveal a desperate search for English-speaking moderators to handle the surge in English-language videos and posts. Some listings even highlight the urgency, offering short-term contracts. The high demand underscores the challenges faced by Chinese social media platforms in balancing rapid user growth with strict content moderation requirements imposed by the Chinese government. The situation highlights the difficulty of quickly scaling content moderation, particularly for nuanced language understanding beyond simple translation.

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Tech

Mysterious `d4d4` Instructions in LLD: Not a Trap, But a Conditional Branch

2025-08-21

A programmer discovered numerous `d4d4` instructions in disassembled ARM code, always unreachable and identified by LLVM's objdump as a relative branch to -0x58. Experiments and analysis revealed these weren't added by the LLVM compiler, but by the LLD linker during object file boundary alignment. LLD uses `d4d4` as padding, intending it as a trap instruction. However, it's actually a conditional branch, acting as a relative jump in the Thumb instruction set. This seems like an LLD bug; it's not a true trap, potentially causing unpredictable jumps. The GNU linker uses zeros for padding, avoiding this issue.

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Development

Colossal Secures $200M to De-Extinct Woolly Mammoths, Thylacines, and Dodos

2025-01-16
Colossal Secures $200M to De-Extinct Woolly Mammoths, Thylacines, and Dodos

Colossal BioSciences raised $200 million to bring back extinct species like the woolly mammoth, thylacine, and dodo. The company uses genetic engineering, AI, and computational biology to achieve its ambitious goals. Significant progress has been made, including assembling complete genomes for several target species. Beyond de-extinction, Colossal is also focused on species preservation and human healthcare. The funding will expand the team, support technology development, and broaden the list of species targeted for de-extinction.

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Phaser v4 Beta 5: Million Sprites Rendered with GPU Acceleration

2025-01-31
Phaser v4 Beta 5: Million Sprites Rendered with GPU Acceleration

Phaser 4 engine's Beta 5 release introduces the groundbreaking Sprite GPU Layer game object. This object can effortlessly handle over a million animated sprites on the GPU, dramatically boosting rendering performance. The article showcases its power through several demos, demonstrating its capabilities in handling massive backgrounds, animated characters, and particle effects, such as the 'Big Forest' demo with 1.4 million smoothly animated sprites. While lacking interactivity, its built-in animation features allow for rich visual effects. Beta 5 fixes issues from Beta 4 and marks significant progress towards a February final release.

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Analyzing npm Package Version Numbers with a Bun Script

2025-09-15

This Bun script analyzes npm package version numbers. It fetches all package IDs from the npm replicate API and then retrieves version information for each package from the npm registry API. The script calculates the total number of versions and the largest number within the version numbers for each package, filtering out known problematic packages. It then outputs lists of packages with the most versions and the largest numbers in their versions. This helps identify patterns and potential issues in npm package version management.

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Development version numbers

Rye Language: A Higher-Level Programming Language Based on Spreadsheets

2024-12-24

Rye is a novel programming language that treats spreadsheets as first-class citizens, aligning more closely with human thinking. This article demonstrates how Rye creates, loads, and manipulates spreadsheets, supporting data import from CSV, SQL, and Excel files. It provides a rich set of functions for data manipulation, including filtering, sorting, and selection. By using spreadsheets as a fundamental data structure, Rye simplifies data operations and provides a more intuitive programming experience, especially when dealing with tabular data, resulting in concise and efficient code that outperforms other languages.

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Development spreadsheet

The Sophie Germain Prime Project: A Database for Special Primes

2025-06-11

The Sophie Germain Prime Project is a database dedicated to collecting, analyzing, and distributing Sophie Germain primes. These special primes p satisfy the condition that 2p + 1 is also prime (a safe prime). The project also categorizes safe primes ((p-1)/2 is also prime) and Blum primes (p ≡ 3 (mod 4)). Sophie Germain primes are widely used in public-key cryptography and primality testing. Maintained by Kamila Szewczyk, it supports research into algorithms like the Blum-Blum-Shub random number generator. An API allows users to submit and query primes, but rate limits apply.

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Development
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