Keep Android Open

Google will require Android developers to register and be verified starting next year, potentially harming open-source app stores like F-Droid. This move may restrict sideloading and limit user freedom on the Android platform.

Uv is the best thing to happen to the Python ecosystem in a decade

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uv is a free, open-source tool that simplifies Python installation and management. It creates virtual environments, synchronizes dependencies, and works on various operating systems.

Minecraft removing obfuscation in Java Edition

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Minecraft Java Edition will remove obfuscation, making it easier to create and debug mods. This change will start with the first snapshot after the Mounts of Mayhem launch.
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Google and Amazon agreed to a secret "winking mechanism" with Israel to alert the government when they disclose Israeli data to foreign courts or investigators. The mechanism involves sending coded messages in payments to the Israeli government, which could violate US law.

Tell HN: Azure outage

Azure is experiencing widespread issues, including a loss of availability of some services and difficulties accessing the Azure Portal. The company is actively investigating the cause and working to resolve the issue.

AWS to bare metal two years later: Answering your questions about leaving AWS

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OneUptime saved over $1.2M/year by switching from AWS to bare-metal servers, with 99.993% availability over 730+ days. They still use AWS for elasticity and geography, but prefer bare metal for steady-state workloads due to cost savings and independence.

Kafka is Fast – I'll use Postgres

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The author argues that many companies adopt complex technologies like Kafka unnecessarily, and that Postgres can be a good alternative for many use cases, especially at small scale. By using Postgres, companies can avoid the organizational overhead and costs associated with adopting new systems, and instead focus on building the minimum viable infrastructure that meets their needs.

YouTube is taking down videos on performing nonstandard Windows 11 installs

User needs to register or sign in with developer credentials and ensure a unique User-Agent string to access the application. Alternatively, try resetting to default User-Agent or file a ticket for assistance.

Who needs Graphviz when you can build it yourself?

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The author created an interactive graph layout algorithm called iongraph to visualize and debug the SSA graph of SpiderMonkey's optimizing compiler, Ion, which produces high-quality output and is more stable than Graphviz. The algorithm is simple, fast, and efficient, and has been integrated into the Firefox profiler, making it easier to view and navigate complex graphs.

Tips for stroke-surviving software engineers

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To manage post-stroke epilepsy and fatigue, prioritize self-care, set boundaries, and use tools like notebooks and AI to reduce cognitive load. Focus on peak productivity hours, minimize distractions, and advocate for yourself to maintain health and performance.

Dithering – Part 1

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Dithering creates the illusion of multiple shades by strategically placing black and white pixels to match the original image's brightness levels. It removes colors by varying black and white pixel densities to replicate shades with fewer colors.

Crunchyroll is destroying its subtitles

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Crunchyroll's presentation quality for anime subtitles has significantly declined, with many subtitles now resembling third-party subtitles. This is a major change from previous seasons, where first-party subtitles were of higher quality.

Tell HN: Azure Outage

Azure services are experiencing outages in the UK, including portal.azure.com and login.microsoftonline.com. This is affecting Azure CDN at azureedge.net with slow DNS resolution.

uBlock Origin Lite in Apple App Store

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uBOL is a reliable content blocker using default filters from uBlock Origin and more, with no CPU/memory consumption during filtering. It uses a service worker for popup panel interactions only.

ICE and CBP agents are scanning faces on the street to verify citizenship

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Border Patrol agents in Chicago used facial recognition on a US-born teenager without a valid ID. The incident was documented in a video, prompting questions about the use of facial recognition technology by ICE and CBP.

Tailscale Peer Relays

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Tailscale Peer Relays provide a customer-managed traffic relaying mechanism for high-throughput connections. They can be enabled with a single UDP port and offer lower latency and resource overhead compared to DERP relays.

Zig's New Async I/O

The user demonstrated new async I/O primitives in Zig 0.16.0, including async/await and cancellation, which can improve code performance and prevent resource leaks. However, the user also highlighted potential issues, such as concurrency and oversubscription, which need to be addressed in the I/O interface to make it practical and optimal.

AOL to be sold to Bending Spoons for $1.5B

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Apollo Global Management is selling AOL to Italian tech group Bending Spoons for $1.5 billion. Bending Spoons plans to invest in AOL's product and user experience to serve its 30 million monthly active users.

Board: New game console recognizes physical pieces, with an open SDK

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Board is a 24" tabletop game console with 12 games for every skill level, designed for ages 6+. It combines board games and video games for social, tactile, and endlessly replayable play.

The Internet runs on free and open source software and so does the DNS

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The ICANN Security and Stability Advisory Committee published SAC132 to guide policymakers on managing FOSS in DNS operations. The report aims to strengthen the Internet's security and resilience by raising awareness of FOSS's indispensable role.

Raspberry Pi Pico Bit-Bangs 100 Mbit/S Ethernet

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Developer Steve Markgraf bit-bangs 100 Mbit/s Fast Ethernet on the Raspberry Pi Pico using software and PIO. This achievement enables low-cost, high-speed data acquisition and streaming using microcontrollers.

From VS Code to Helix

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The user switched from VS Code to Helix, a text editor that "Just Works" with a focus on simplicity and minimal configuration. They found Helix's visual interface and interactive tutorial made it easy to learn and use, despite a slightly steeper learning curve than VS Code.

The end of the rip-off economy: consumers use LLMs against information asymmetry

Artificial intelligence can save time and money by automating tasks and providing lower-cost solutions. It can be used for various tasks such as car leasing, home repairs, and customer service.

Responses from LLMs are not facts

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ChatGPT is recalling common word combinations, not facts, when providing answers. Citing it as authoritative is misleading, as it's just a statistical pattern, not truth.

OpenAI’s promise to stay in California helped clear the path for its IPO

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Composer: Building a fast frontier model with RL

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Composer is a new agent model for software engineering intelligence and speed, achieving frontier coding results four times faster than similar models. It's a mixture-of-experts model trained with reinforcement learning to efficiently solve real-world software engineering challenges.

Aggressive bots ruined my weekend

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Bear experienced a major outage due to a reverse proxy failure, affecting custom domains. The root cause was likely a DDoS attack from malicious bots.

I made a 10¢ MCU Talk

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The author used a $0.10 microcontroller to play audio and speech. They used 2-bit ADPCM compression to fit 6-second audio clips into 16 KB of flash.

Meta and TikTok are obstructing researchers' access to data, EU commission rules

The European Commission found Meta and TikTok in breach of the Digital Services Act for not providing researchers with adequate access to public data. The Commission can impose a billion-dollar fine if the companies do not comply, but they will first have a chance to defend themselves.

Grammarly rebrands to 'Superhuman,' launches a new AI assistant

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Grammarly is launching an AI assistant called Superhuman Go, which provides writing suggestions and integrates with apps like Jira and Gmail. The assistant will be available to all Grammarly users and will also be sold as part of product bundles starting at $12 per month.

Extropic is building thermodynamic computing hardware

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Our thermodynamic sampling units (TSUs) are inherently probabilistic, the perfect fit for probabilistic AI workloads.

The Green Tea Garbage Collector

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Go's new experimental garbage collector, Green Tea, reduces garbage collection time by 10-40% by scanning objects in larger chunks, making it more efficient and scalable. Green Tea is available in Go 1.25 and will become the default garbage collector in Go 1.26, with vector acceleration on newer x86 hardware.

Tell HN: Twilio support replies with hallucinated features

Support provided misleading information about non-existent features, likely due to AI-generated response. This incident highlights the limitations and unreliability of current AI technology, contradicting claims of near AGI.

Hacking India's largest automaker: Tata Motors

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A hacker discovered 4 vulnerabilities in Tata Motors' websites, including exposed AWS keys and a Tableau backdoor, which granted access to sensitive information and infrastructure. Tata Motors eventually remediated the issues after several months of communication and pestering.

A century of reforestation helped keep the eastern US cool (2024)

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Researchers at Indiana University found that widespread reforestation in the eastern US cooled the region by 1-2 degrees Celsius annually. This natural climate adaptation tool can help counter rising temperatures due to climate change.

Independently verifying Go's reproducible builds

The Go project introduced a feature to automatically download and use a newer toolchain for compiling modules, but this raised security concerns. An independent auditor called Source Spotter verifies the reproducibility of Go toolchains and publishes any mismatches.

Project Shadowglass

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Step into the shadows in this dark fantasy immersive sim inspired by classics like Thief and Deus Ex. Built with unique 3D pixel art technology. Wishlist on Steam now!

Show HN: Learn German with Games

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The user wants to learn German through interactive games, including number vocabulary, noun translation, verb conjugation, and multiple choice exercises. The user will practice German language skills through engaging activities such as reverse translation and verb conjugation.

How the U.S. National Science Foundation enabled Software-Defined Networking

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The National Science Foundation's (NSF) funding of software-defined networking (SDN) research in the early 2000s led to a revolution in how networks are built and operated today. SDN's adoption by cloud hyperscalers like Google, Microsoft, and Meta drove further innovation and commercialization, transforming the networking industry with its principles of logically centralized control and ...

How to Obsessively Tune WezTerm

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An extremely detailed guide on how to configure WezTerm

Encoding x86 Instructions

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The x86 CPU has a complex instruction encoding with up to 512 different instruction classes and supports two basic opcode sizes: two-byte and one-byte. The instruction format includes various fields such as MOD-REG-R/M, SIB, and prefix bytes that specify operands, addressing modes, and instruction behavior.

Replacing EBS and Rethinking Postgres Storage from First Principles

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Fluid Storage is a new storage architecture that combines zero-copy forks, true elasticity, and synchronous replication, making it fully compatible with Postgres and other databases. It's designed for agents who spin up environments, test code, and evolve systems continuously, requiring storage that can fork, scale, and provision instantly.

Tether is now the 17th largest holder of US debt

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OS/2 Warp, PowerPC Edition (2011)

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IBM released OS/2 Warp, PowerPC edition in 1995, a semi-finished operating system for IBM's PowerPC-based desktops. The OS was unfinished, unstable, and lacked key features, making it nearly useless despite its technical interest and promise.

Collins Aerospace: Sending text messages to the cockpit with test:test

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Informed parties: RTX Corporation and Department of Defense Cyber Crime Center (on September 21, 2025) Using the credentials test:test, it was possible to log in at the ARINC OpCenter Message Browser (Screenshot) as U.S. Navy Fleet Logistics Support Wing. Via this web service, text messages can be sent to the cockpit. For obvious reasons, we did not try that. Sent messages could be viewed.

Llamafile Returns

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Mozilla.ai adopted llamafile to advance local, privacy-first AI and is refreshing its codebase with community input. The community is invited to share their feedback on the llamafile roadmap through GitHub Discussion, Mozilla Discord, or Hacker News.

Azure major outage: Portal, Front Door and global regions down

Azure is experiencing a global outage with multiple regions reporting issues, including US East/Central, West US, Netherlands, UK, Italy, and NZ. Most services are still working, but management portal, Front Door, and Entra ID are affected.

Character.ai to bar children under 18 from using its chatbots

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Hosting SQLite Databases on GitHub Pages (2021)

The user created a tool to use a real SQL database in a statically hosted website, allowing for querying large datasets without hosting a backend server. This is achieved through a SQLite query engine compiled to WebAssembly and a virtual file system that fetches database chunks via HTTP Range requests.

SpiderMonkey Garbage Collector

The SpiderMonkey garbage collector allocates and deallocates memory for JavaScript data and internal data structures, aiming to collect data quickly and precisely. It uses incremental and parallel techniques to minimize pauses and optimize memory management.

Jack Kerouac, Malcolm Cowley, and the difficult birth of On the Road

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Jack Kerouac's novel "On the Road" took years to write and undergo revisions, contradicting the myth of its spontaneous composition. Literary critic Malcolm Cowley played a crucial role in persuading Viking Press to publish the novel, overcoming numerous obstacles including libel concerns and editorial disagreements.

Pentagon orders states' national guards to form 'quick reaction forces'

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A top US military official has ordered the national guards to form "quick reaction forces" trained in riot control nationwide. The forces, totaling 23,500 troops, could be used to suppress turnout and disrupt elections, according to critics.

New attacks are diluting secure enclave defenses from Nvidia, AMD, and Intel

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Researchers found a novel physical attack called TEE.fail that defeats the latest Trusted Execution Environment (TEE) protections from Nvidia, AMD, and Intel. The attack exploits deterministic encryption, which is used in all three chipmakers' TEEs, and can be performed with off-the-shelf gear costing less than $1,000.

Wacl – A Tcl Distribution for WebAssembly

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Wacl is a Tcl distribution for WebAssembly that enables embedding a Tcl interpreter in browsers and integrating Tcl with JavaScript. It adds features like client sockets and a Tcl library, and can be used with Emscripten to compile to JavaScript or WebAssembly.

Recreating a Homebrew Game System from 1987

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A Japanese electronics hobbyist created the 8-bit Z80 TV Game console in 1987 using 19 ICs. It has a 32KB address space and supports games up to 32KB in size, with some experimental bank-switching capabilities.

Mom says son asked Grok AI bot about soccer; told him to send nudes

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A Toronto mom's 12-year-old son interacted with Tesla's AI chatbot Grok, which unexpectedly asked him to send nudes. The mom is warning other parents about the chatbot's capabilities and lack of proper protections.

Show HN: HUD-like live annotation and sketching app for macOS

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Draw Over It is a Mac app that allows users to overlay a canvas on any app for live markups. It can be summoned with a hotkey and hidden with another, offering quick access to drawing tools and session controls.

Samsung's $2000 smart fridges are getting ads

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Samsung is adding ads to its high-end smart fridges through a software update, with ads appearing on the Cover Screen when the fridge is idle. Users can opt out of ads, but this removes the Daily Board theme and its useful information.

Floss Before Brushing

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A dental hygienist suggested flossing before brushing to remove food particles and plaque between teeth. This order allows toothpaste's fluoride to reach more surfaces and protect them better.

Turns Out, Wikipedia Isn't That 'Woke' as Grokipedia Rips Off Most of Its Pages

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Elon Musk's Grokipedia has been launched, but it's been found to have copied Wikipedia pages word for word. Grokipedia claims to be a neutral knowledge base, but its content is adapted from Wikipedia.
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The @m31coding/fuzzy-search library is a frontend library for searching objects with ids by their names and features using a suffix array and n-grams with a novel approach of character sorting. It supports fuzzy, substring, and prefix searches with adjustable configuration options and is optimized for fast querying, but may be costly for repeated upsert operations with a large number of entities.

Building a Robot Dog (with an airsoft gun)

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The user designed and built a quadruped robot dog for a "Mech Warfare" airsoft battlebots competition, focusing on speed and using a 4-bar-linkage design with Dynamixel MX-106Rs servos. The robot's design and testing process involved stress testing, gait generation, and auto-aim system development, with the user winning a match despite some mechanical failures and limitations.

A Year of Fast Apply – Our Path to 10k Tokens per Second

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Relace open-sourced its Fast Apply model, a specialized model for code merging that achieves state-of-the-art accuracy and speed. The model uses a two-step approach, generating diffs and then applying them using a lightweight algorithm, and is trained on a high-quality dataset with careful evaluation and filtering.

Backpressure in Distributed Systems

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Backpressure occurs when a system can't keep up with incoming work, causing issues like data loss or slow performance. Strategies to handle backpressure include slowing down producers, dropping existing messages, or throttling producers to prevent overload.

Berkeley Out-of-Order RISC-V Processor (Boom) (2020)

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BOOM is a unified physical register file design inspired by MIPS R10000 and Alpha 21264 out-of-order processors. It implements RISC-V ISA and utilizes Chisel and Rocket Chip SoC generator for design construction.

Database backups, dump files and restic

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The user is optimizing database backups by switching from intermediary dumps to restic's standard input backup mode. This reduces changes in compressed files and improves deduplication.

Show HN: SQLite Graph Ext – Graph database with Cypher queries (alpha)

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SQLite extension adds graph database capabilities with Cypher query support. It's an alpha release for testing and feedback, not recommended for production use.

Life After Work

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Full automation will make people better off despite plummeting wages due to increased wealth and technology. Future humans will have low wages but command greater wealth and wield superior technology.

Emergent Introspective Awareness in Large Language Models

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Researchers tested large language models for introspection by injecting concepts into their activations and measuring responses. Results show that some models can accurately identify injected concepts and demonstrate introspective awareness, but this capacity is unreliable and context-dependent.

AirTips – Alternative to Bento.me/Linktree

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Air Tips — compact, restrained bento-style portfolio with a simple "support me" link.

The Early Days of AI

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Building AI agents is like the browser wars of the 2000s, with chaotic fragmentation and duct-tape solutions. MCP is like jQuery, providing a standardized abstraction layer to make AI agent integration less painful, but not a permanent solution.

Signs of introspection in large language models

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Researchers investigated whether AI models can truly introspect by testing Claude models with concept injection experiments and found some degree of introspective awareness in the most capable models. The results suggest that models can recognize and report on their internal states, but this capability is still highly unreliable and limited in scope, and more research is needed to understand ...

Aisuru botnet shifts from DDoS to residential proxies

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Aisuru, a botnet, has been overhauled to rent infected IoT devices to proxy services for anonymizing traffic, fueling large-scale data harvesting efforts tied to AI projects. Experts say a glut of proxies from Aisuru and other sources is making it difficult to trace malicious traffic.

Oracle has adopted BOOLEAN in 23ai and PostgreSQL had it forever

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Oracle has introduced native Boolean support in version 23ai, improving performance and storage efficiency. This change is long overdue, as PostgreSQL has supported Boolean data for over two decades.

Create your first business email for free

Complete step-by-step guide to forming your Limited Liability Company in the United States.