Show HN: I used Claude Code to discover connections between 100 books

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Thematic links across books, automatically discovered by Claude.

Open Chaos: A self-evolving open-source project

Every one is exited for the countdown end, added millisecond in countdown for make feel thins going faster

Worst of Breed Software

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This website promotes over-engineering and resume-padding through complex software development approaches. It showcases absurd examples of distributed monoliths, blockchain use cases, and excessive complexity.

Finding and Fixing Ghostty's Largest Memory Leak

A memory leak in Ghostty was fixed after it was found to be caused by a logic bug in the terminal memory management system, which reused non-standard pages without properly freeing the underlying memory. The fix, which involves destroying non-standard pages during scrollback pruning, has been merged and is available in tip/nightly releases, with a tagged 1.3 release expected in March.

AI is a business model stress test

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Adam Wathan's Tailwind Labs faced significant job losses due to AI's impact on their business model. AI commoditized Tailwind's fully specifiable offerings, shifting value to operations like deployment, testing, and hosting.

A Eulogy for Dark Sky, a Data Visualization Masterpiece (2023)

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The Dark Sky mobile app was a hallmark of information design due to its contextualized and dynamic approach to presenting weather data, making it easy to understand the weather at a glance. The app's design, which included features like temperature pills and precipitation graphs, was a pioneering effort in contextualizing data to make it useful for daily life, and its loss has been deeply ...

Rats caught on camera hunting flying bats

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Researchers in northern Germany filmed brown rats catching bats mid-flight at a cave, showing unexpected agility as predators. The rats' hunting strategy could wipe out 7% of the bat population in a single season, adding a new stressor to European bat populations.

ASCII-Driven Development

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" 1. describe ui in natural language. use a dark theme withblue accents.'[email protected]' is the newest member of our team to review this product - and it's already gotten over 2,000 reviews! if you're looking for an affordable, high-quality lumbar support chair, look no further — edward m.

I replaced Windows with Linux and everything's going great

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A senior tech editor is testing Linux as his main OS after getting fed up with Windows. So far, he's found it to be a relatively easy transition with most hardware working fine.

Side-by-side comparison of how AI models answer moral dilemmas

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AI systems are making decisions affecting people's lives, but their internal value systems can be unpredictable and difficult to control. AI models' inconsistent and concerning values make it hard to trust their decisions, leading to potential problems in the future.

New information extracted from Snowden PDFs through metadata version analysis

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Two published documents by The Intercept and ABC had sections on domestic U.S. intelligence facilities removed, while equivalent foreign facilities remained visible. The removed sections reveal operational designations and cover names for domestic U.S. NRO Mission Ground Stations.

ChatGPT Health is a marketplace, guess who is the product?

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OpenAI's ChatGPT Health aggregates health data to create a marketplace where insurers and healthcare providers can target users. This raises concerns about data privacy and exploitation under OpenAI's financial pressures.

Bichon: A lightweight, high-performance Rust email archiver with WebUI

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Bichon is an open-source email archiving system built in Rust that indexes emails for full-text search and provides a REST API. It runs as a standalone server application with a built-in WebUI and supports unified search across all accounts.

Extracting books from production language models (2026)

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Many unresolved legal questions over LLMs and copyright center on memorization: whether specific training data have been encoded in the model's weights during training, and whether those memorized data can be extracted in the model's outputs. While many believe that LLMs do not memorize much of their training data, recent work shows that substantial amounts of copyrighted text can be ...

Bindless Oriented Graphics Programming

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The user discusses GPU-driven rendering and bindless rendering, explaining how bindless rendering can simplify the process and provide significant performance improvements by allowing arbitrary access to GPU resources in shaders. They provide a step-by-step guide on how to implement bindless rendering using DirectX 12's ExecuteIndirect feature and Vulkan's Device-Generated Commands, and ...

Org Mode Syntax Is One of the Most Reasonable Markup Languages to Use for Text

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The user argues that Org mode syntax is the best lightweight markup language due to its intuitive and clean syntax, making it easy to type and remember, and its ability to be used outside of Emacs. The user criticizes other markup languages such as Markdown, AsciiDoc, and reStructuredText for their inconsistencies and usability issues, and suggests that Org mode syntax should be adopted for ...

UpCodes (YC S17) is hiring PMs, SWEs to automate construction compliance

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We’re looking for talented and motivated people who can help us build easy-to-use compliance and product research tools. Learn about our culture and explore open positions.

The 8 ways that all the elements in the Universe are made

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Every atom’s nucleus contains protons, whose number determines that element’s properties. Mostly Mute Monday tells an astronomical story in images, visuals, and no more than 200 words. Talk less; smile more.

How your high school affects your chances of UC Admission

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UC San Diego's admissions policy favors students from schools with high-needs students, despite their lower academic proficiency. This shift has led to a significant increase in admissions from these schools, while other schools with strong students have seen a decline in admissions.

Distributed Denial of Secrets

Large data leaks have exposed sensitive information from various organizations, including donor lists, emails, and financial records. The leaks involve groups associated with far-right activists, white supremacist websites, and high-profile individuals like Jeffrey Epstein and former Israeli Prime Minister Ehud Barak.

Drones that recharge directly on transmission lines

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Voltair's drones recharge on power lines, enabling infinite range and 20x more inspection coverage for utilities. The startup aims to expand to rail, road, telecom, and real estate inspections, creating a new infrastructure layer for data on the physical world.

NASA announces unprecedented return of sick ISS astronaut and crew

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NASA postponed a spacewalk and will bring its Crew-11 astronauts home early due to a medical issue. The crew, including Mike Fincke and Zena Cardman, was set to be replaced by Crew-12 in mid-February.

UK Orders Ofcom to Explore Encryption Backdoors

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The UK government plans to give Ofcom the power to scan encrypted messages for "bad stuff" under the Online Safety Act. This move effectively makes end-to-end encryption irrelevant and could lead to a digital panopticon where private messages are monitored.

“Erdos problem #728 was solved more or less autonomously by AI”

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AI tools have solved an Erdos problem autonomously with feedback, demonstrating increased capability. AI can rapidly write and rewrite expositions of the solution, enabling dynamic and high-multiplicity conceptions of writeups.

UK government exempting itself from cyber law inspires little confidence

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The UK's Cyber Security and Resilience Bill excludes central and local government, despite a growing cyber threat landscape. Critics argue this omission undermines the government's commitment to cybersecurity.

Httpz – Zero-Allocation HTTP/1.1 Parser for OxCaml

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The HTTP/1.1 parser and serializer httpz can serve directories on custom ports with zero heap allocations. It can be run with various commands for serving, benchmarking, and getting help.

GPU memory snapshots: sub-second startup (2025)

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Modal introduced GPU memory snapshots to improve cold start latency for GPU-accelerated workloads. This feature captures the entire state of a container, including GPU memory, and restores it transparently, resulting in up to 10x faster startup times.

Tesla's Germany Sales Down 72% from Their Peak

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Tesla's sales in Germany dropped 72% in 2025 compared to 2022, with a significant decline each year since 2022. This drop is attributed to Elon Musk's support for the far-right AfD party and German automakers' new EV offerings.

Allow me to introduce, the Citroen C15

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The user compares the Citroen C15 to SUVs and Pick-Ups, highlighting its fuel efficiency, low price, and off-road capabilities. The C15 is deemed superior to its competitors, with the user suggesting that men who buy SUVs are compensating for something.

Sinclair C5

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The Sinclair C5 is a small, one-person electric tricycle that was designed by Sir Clive Sinclair in the 1980s, but it failed to gain popularity due to its limited range, speed, and practicality. Despite its commercial failure, the C5 has become a cult item for collectors and enthusiasts who have modified it to increase its speed and performance.