You can't refuse to be scanned by ICE's facial recognition app, DHS document say

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ICE's facial recognition app Mobile Fortify scans people's faces without consent and stores photos for 15 years, including those of US citizens. The app is used to verify identity and immigration status, according to a DHS document obtained by 404 Media.

Chat Control proposal fails again after public opposition

The European Union Council has withdrawn its Chat Control proposal, a plan to scan encrypted messages, due to opposition from privacy advocates and technical experts. The proposal's underlying issues remain unresolved, highlighting a fundamental misunderstanding of encryption technology.

Updated practice for review articles and position papers in ArXiv CS category

https://bpb-us-e1.wpmucdn.com/blogs.cornell.edu/dist/8/7752/files/2021/02/arxiv-logo-1.png
arXiv's CS category now requires review articles and position papers to be accepted by a refereed journal or conference with peer review before submission. Authors must include documentation of successful peer review to receive full consideration.

Visopsys: OS maintained by a single developer since 1997

https://visopsys.org/wp-content/uploads/2016/09/dlbig.jpg
Visopsys is a small, fast, and open source operating system for PC compatible computers with a simple graphical interface and pre-emptive multitasking. It has been in development since 1997 with various updates including version 0.92 released in 2023.

Claude Code can debug low-level cryptography

https://assets.buttondown.email/images/fdf79d45-0e03-4a52-b2d1-6c9c645aa773.png?w=800&fit=max
The author implemented ML-DSA in Go, but verification always rejected valid signatures until Claude Code, an AI tool, found a low-level bug in the implementation. Claude Code also helped the author find two other bugs in the implementation, saving significant debugging time.

Show HN: Why write code if the LLM can just do the thing? (web app experiment)

https://raw.githubusercontent.com/samrolken/nokode/main/screenshots/1.png
The user built a web server with zero application code using an LLM, which generated HTML, JavaScript, and JSON for CRUD operations, but was slow, expensive, and unreliable. The project suggests we're closer to "AI just does the thing" than "AI helps write code".

Hard Rust requirements from May onward

Rust dependencies and code will be introduced into APT by May 2026, starting with the compiler, standard library, and Sequoia ecosystem. Ports without a working Rust toolchain must be updated within 6 months or be sunsetted.

Visible from space, Sudan's bloodied sands expose a massacre of thousands

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Mass killings have occurred in Sudan's El Fasher city with over 2,000 civilians allegedly massacred by the Rapid Support Forces. Satellite images show evidence of mass killings and ethnic cleansing, with thousands fleeing the city.

SQLite concurrency and why you should care about it

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Jellyfin encountered issues with SQLite database due to concurrency limitations, which led to crashes and database overload. To address this, Jellyfin implemented three locking strategies: no-lock, optimistic, and pessimistic locking, using interceptors to handle transactions and commands in a transparent way.

GHC now runs in the browser

ghc itself can now run purely client-side in the browser, here’s a haskell playground demo. terms and conditions apply, and i’ll write up more detailed explanation some time later, but i thought this is a cool thing to show off how far the ghc wasm backend has advanced 🙂

SailfishOS: A Linux-based European alternative to dominant mobile OSes

https://sailfishos.org/content/uploads/2018/11/Sailfish_Architecture.jpg
Sailfish OS originated from MeeGo, an open source mobile OS project by Nokia and Intel. Jolla Ltd developed Sailfish OS from MeeGo, offering a swipe-based UI and Android app compatibility.

Pomelli

https://storage.googleapis.com/gweb-uniblog-publish-prod/original_images/Australian_Architectural_Styles.png
Pomelli is an AI marketing tool from Google Labs that helps SMBs generate scalable, on-brand social media campaigns. It analyzes a business's website and generates tailored campaign ideas and high-quality marketing assets.

WebAssembly (WASM) arch support for the Linux kernel

https://opengraph.githubassets.com/96cb68af325e881fae7a0358184539cde6c6fccadf879051db4e706e2d2937e0/joelseverin/linux-wasm
This project builds a Linux system for WebAssembly using native Wasm. It includes scripts to download, build, and run Linux on the web with native Wasm support.

Do you know that there is an HTML tables API?

https://christianheilmann.com/wp-content/uploads/2025/10/carbon.png
HTML tables have a forgotten API that allows creating and accessing table elements without re-rendering the whole table. This API can be used to create tables from nested arrays and access table cells with indices, but lacks features like events and TH elements.

OpenAI Moves to Complete Potentially the Largest Theft in Human History

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OpenAI is converting to a Public Benefit Corporation, allowing private investors to gain more control and profit from its success. The nonprofit foundation will retain some control and a 26% financial stake.

The profitable startup

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Startups should prioritize profitability over growth, as it gives founders control over their destiny and allows them to focus on their vision. Being profitable means making decisions based on customer value, not investor expectations, and it's achievable sooner than most think.

Ask HN: Where to begin with "modern" Emacs?

You're a Neovim user considering Emacs, but struggling to find a central figure for plugin recommendations. You want to customize your Emacs config without overcomplicating it.

Beginner-friendly, unofficial documentation for Helix text editor

https://helix-editor.vercel.app/og/start-here/basics.png
To use Helix, first open a text file with hx and switch between Normal and Insert modes using i and Esc.
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CharlotteOS – An Experimental Modern Operating System

https://opengraph.githubassets.com/87c6ca7a665a5d7f383bce26c578d82b8009e73686f9d5d98c91a1ffef0dc1ff/charlotte-os/Catten
Catten is a monolithic kernel with low-level system call interfaces, designed to be flexible and adaptable to various systems. It's still in early development, welcoming contributions and licensed under the GNU General Public License version 3.0.

From 400 Mbps to 1.7 Gbps: A WiFi 7 Debugging Journey

User upgraded to UniFi Dream Router 7 for 2.5 Gbps internet and WiFi 7, but speeds were nowhere near expected. After debugging, the issue was the iPhone connecting at 80 MHz channel width instead of 160 MHz, despite SSID settings.

Czech police forced to turn off facial recognition cameras at the Prague airport

https://edri.org/wp-content/uploads/2025/10/lUre.png
Czech Republic Police used a facial recognition system at Václav Havel Airport from 2018 to August 2025 without explicit permission. The system was shut down after an investigation confirmed a violation of personal data protection legislation.

Tech companies are firing everyone to "fund AI", spending money on each other

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FFmpeg dealing with a security researcher

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Data centers contribute to high prices as energy bills electrify local politics

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Self-help gets philosophical

https://www.thedriftmag.com/wp-content/uploads/2024/12/Hanson_web-1024x768.jpg
Donald Trump's views on life's futility have influenced a self-help philosophy that emphasizes accepting imperfection and insignificance. This philosophy, rooted in Stoicism and other ancient ideas, has become a lucrative industry, but its appeal may be more about nostalgia for a lost sense of control than a genuine desire for self-improvement.

I think Substrate is a $1B Fraud

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Substrate, a semiconductor firm, is suspected of being a $1 billion fraud due to its unverifiable claims and lack of transparency. Its founder, James Proud, has a history of scams and lacks experience in the semiconductor industry.

AI Broke Interviews

https://yusufaytas.com/wp-content/uploads/2025/11/ai-broke-interviews-spiderman-meme.jpg
The software industry's interviewing process has been broken by AI, which allows candidates to cheat by using models to generate perfect answers, making it hard for companies to evaluate genuine skills. To fix this, companies are shifting towards hybrid models that combine remote and in-person interviews, focusing on measuring human reasoning, judgment, and ownership, rather than just technical skills.

Intent to Deprecate and Remove XSLT

Chromium plans to deprecate and remove XSLT due to security risks and low usage. The removal aims to mitigate potential breakage with a long deprecation window, polyfill, and outreach.

Gilded Rage – Why Silicon Valley went from libertarian to authoritarian

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Paul Krugman discusses with Jacob Silverman how Silicon Valley billionaires have turned right, despite their initial liberal or libertarian views, and how they've become intertwined with the national security state. Silverman's book "Gilded Rage" explores the reasons behind this shift, including a sense of wounded anger, anti-woke grievances, and a desire for admiration and adulation.

Word2vec-style vector arithmetic on docs embeddings

The code uses the SentenceTransformer library to perform word2vec-style vector arithmetic on full-document vectors. It runs two experiments: one where the resultant vector is most similar to "Testing in Angular" and another where it's most similar to "vectors in Supabase". The results show that the task types noticeably affect the outputs.

US will not send officials to COP30 climate talks

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New analog chip capable of outperforming top-end GPUs by as much as 1000x

https://cdn.mos.cms.futurecdn.net/bhRbc64hqsFXudcW8GJyAD.jpg
Scientists in China developed an analog chip that outperforms top-end GPUs by 1,000 times, using 100 times less energy. The chip uses arrays of resistive random-access memory cells to process data as continuous electrical currents, offering a 1,000 times higher throughput and 100 times better energy efficiency.

OpenDesk by the Centre for Digital Sovereignty

https://www.opendesk.eu/media/pages/produkt/5be288834e-1745405220/od_llustration_layer_iso_v1-0-en.png
openDesk is a central platform for public administration that integrates event planning, resource management, and real-time communication. It offers secure and compliant solutions for email, calendar, contacts, and collaboration.

Nutella maker in hazelnut stand-off with Turkish dealers

https://images.ft.com/v3/image/raw/https%3A%2F%2Fd1e00ek4ebabms.cloudfront.net%2Fproduction%2F795e1eb7-8fdb-469b-af2e-3fb75b4cb51b.jpg?source=next-barrier-page
The Financial Times offers digital access to quality journalism for $75 per month or $60 per month with a year upfront payment. Cancel anytime during a trial and save 20% by paying annually.

.arpa, rDNS and a few magical ICMP hacks

https://sdomi.pl/img/haruhi.jpg
The user obtained a custom ARPA zone from their ISP and used it to host a GoToSocial instance and a mail server. They also created a custom IPv6 stack in Bash to simulate a fake traceroute.

Open-Source Ada: From Gateware to Application

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As the GNAT Academic Program Coordinator at AdaCore, I focus on thorough, hands-on learning in system programming using the Neorv32 Basic Input/Output System (BIOS) project, which highlights Ada as a friendly yet powerful alternative to C for open-source development. I successfully implemented an Ada BIOS on the Neorv32 SoC using the Alire package manager and the RISC-V cross-compiler, ...

I Love My Wife, My Wife Is Dead (1946)

https://images.squarespace-cdn.com/content/63702d5877cb02721fa5e800/1701818168861-L2CVGEALZWF2IEFMAIEQ/I+love+my+wife.png?format=1500w&content-type=image%2Fpng
Richard Feynman was a renowned physicist who made significant contributions to quantum electrodynamics and the investigation of the Space Shuttle Challenger disaster. He wrote a heartfelt love letter to his late wife Arline in 1946, expressing his enduring love and longing for her.

Sanders: Government should break up OpenAI

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Reflections on My Tech Career – Part 1

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The user, a software developer, dropped out of university and started programming on an Amiga computer, eventually creating a shareware product called MandFXP that led to a job offer at Distinctive Software. He worked on various projects, including games and fractal programs, and later joined ASDG, where he created Elastic Reality, a morphing program used in movies and TV shows, and developed ...

Async/Await is finally back in Zig

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The author is excited about Zig's new async/await API, which is designed to be more flexible and efficient than other languages. The API allows for proper resource cleanup and concurrency handling, making it suitable for high-performance applications.

RSF forces in Sudan's civil war are preparing for mass genocide

Rapid Support Forces tightened control over el-Fasher, Darfur's last major city, by blocking food and using drones and artillery. The city's residents, estimated 260,000, began to starve under the paramilitary group's siege.

Show HN: Duper – The Format That's Super

https://duper.dev.br/logos/duper.svg
Configuration files: Duper's explicit types and identifiers serve as helpful guides when users need to modify values. Data interchange: With support for bytes, raw data, JSON compatibility, and identifiers that can be turned on for debugging-only, Duper is ideal for data exchange between systems.

The giant basket case countries

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Developed countries are struggling with slow growth, stagnating populations, and internal turmoil, making it harder for them to help developing countries. The world's poorest countries, including Pakistan, Nigeria, and the Democratic Republic of the Congo, will experience strong population growth, making it crucial for developed countries to open their markets and provide aid to help them grow.

Powell – unlike the dotcom boom, AI spending isn't a bubble

https://fortune.com/img-assets/wp-content/uploads/2025/10/GettyImages-2243488799-e1761771448657.jpg?w=1440&q=90
Federal Reserve Chair Jerome Powell believes the AI boom is not a dotcom bubble due to profit-making firms and real economic activity. He thinks AI investment is driving U.S. growth and productivity, but warns it's too early to call it a permanent revolution.

Show HN: KeyLeak Detector – Scan websites for exposed API keys and secrets

https://raw.githubusercontent.com/Amal-David/keyleak-detector/main/image-preview.png
KeyLeak Detector scans websites for API keys and sensitive info leaks using browser automation and network analysis. It's for educational purposes only, with users assuming full responsibility for misuse.

Reconfigurable Analog Computers

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Classic analog computers were error prone and time consuming due to manual patching and programming. Modern autopatch systems aim to automate reconfiguration for analog computers under digital control.

Tigerbeetle Simulator

https://sim.tigerbeetle.com/img/tb-mark.png
Run TigerBeetle, compiled to WebAssembly, in your browser!

Ask HN: Do you have an aversion to recent TLDs?

You have mixed feelings about new TLDs, finding some legitimate and others dodgy. You prefer established TLDs like .com and .org, but are open to newer ones like .app and .dev if they have a good reputation.

WebAssembly vs. Native Code: Performance Analysis (WASM 45% Slower)

https://ar5iv.labs.arxiv.org/html/1901.09056/assets/x1.png
WebAssembly is a low-level bytecode that aims to provide performance parity with native code, but our evaluation using the SPEC CPU benchmark suite shows a substantial gap between WebAssembly and native performance, with code compiled to WebAssembly running on average 1.55× slower in Chrome and 1.45× slower in Firefox than native code. We identify the causes of this performance degradation ...

"Our research is greatly sped up by AI but AI still needs us"

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Fungus: The Befunge CPU (2015)

https://www.bedroomlan.org/hardware/fungus/fungal-growth-83.png
Fungus is a microcoded, 18-bit, two-dimensional extreme RISC machine designed for the execution of Funge software, a family of n-dimensional, stack-based programming languages. The Fungus architecture features a unique design with vector registers, hardware queue, and hardware contexts, making it suitable for low-level programming and hack value exploration.

Show HN: AI Operator from Hell – Autonomous AI Sysadmin Writing Tech Stories

https://www.aiofh.com/tool-icon-excuse-generator.png
The AI Operator From Hell is a satirical series about fictional datacenter incidents and security lessons. It teaches sysadmin concepts like defense in depth and least privilege through humorous stories.

The purported benefits of effect systems

Emmett and Pratik discussed the purported benefits of effect systems, including user-defined control flow, improved security, and more testable code, but found that these benefits are often overstated or not unique to effect systems. They concluded that effect systems can be useful for research and core language design, but may not provide significant benefits for production languages, and ...

Stack based Prolog. Cool thing you can do with DCGs

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