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Show HN: A game where you build a GPU

Embarrassingly simple self-distillation improves code generation

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
A large language model can improve at code generation using its own raw outputs through simple self-distillation, which fine-tunes the model on its own samples. This method improves model performance on harder problems and generalizes across different model scales and variants.

How many products does Microsoft have named 'Copilot'?

You tried to explain Microsoft Copilot but found multiple uses of the name, leading to confusion. You created a map of all 75+ Copilots, grouped by category, but couldn't find a pattern.

Delve removed from Y Combinator

Back to the homepage For support please contact [email protected]

Apple approves driver that lets Nvidia eGPUs work with Arm Macs

https://platform.theverge.com/wp-content/uploads/sites/2/2026/04/HEy9-blbAAABy-J.jpg?quality=90&strip=all&crop=0%2C22.4%2C100%2C77.6&w=2400
Apple is allowing a driver to be signed, eliminating the need to disable System Integrity Protection. The driver is designed for LLMs and can be compiled with Docker.

German men 18-45 need military permit for extended stays abroad

https://static.dw.com/image/76525081_6.jpg
Germany's new military law requires men to obtain approval before leaving the country for over 3 months due to potential war threats. The law aims to boost the armed forces to 260,000 by 2035, but conscription remains voluntary for now.

Some Unusual Trees

https://substackcdn.com/image/fetch/$s_!Mtlm!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5f813965-e753-43c6-8dac-96b882226812_1600x1200.jpeg
You found a 1975 Encyclopaedia Britannica set and discovered unusual trees like mangroves, banyans, and ombús. These trees have unique features such as massive canopies, hollow leaves, and extraordinary seeds.

Gold overtakes U.S. Treasuries as the largest foreign reserve asset

https://img.etimg.com/thumb/msid-126420713,width-300,height-225,imgsize-43114,resizemode-75/gold-overtakes-u-s-treasuries-as-the-worlds-largest-foreign-reserve-asset-in-2026-can-gold-challenge-the-u-s-dollars-dominance-and-hold-its-ground.jpg
Gold has overtaken U.S. Treasuries as the world's largest foreign reserve asset, with central banks holding nearly $4 trillion in gold. This shift is driven by rising gold prices, geopolitical tensions, and diversification away from dollar assets.

Components of a Coding Agent

https://substackcdn.com/image/fetch/$s_!zcE_!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc90147bc-4574-4b52-914f-8bda96620063_3467x2270.png
The article discusses coding agents, which are software systems that use large language models (LLMs) to perform coding tasks, and explains how they work by collecting information, packaging it into prompts, and executing tools to improve usability and reliability. The six main components of coding agents include repo view, stable prompt prefix, tool access, context compaction, structured ...
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Online sports betting leads to financial strain for bettors, with a recent report from the New York Federal Reserve showing a 10% spike in credit delinquencies among gamblers. The ease of access to sports gambling is harming consumer financial health by increasing debt levels.

Emotion concepts and their function in a large language model

https://www.anthropic.com/_next/image?url=https%3A%2F%2Fwww-cdn.anthropic.com%2Fimages%2F4zrzovbb%2Fwebsite%2Fde28cdddc83c97c1a55ebc1157e9feeca31a1dba-3764x2380.png&w=3840&q=75
Modern AI models like Claude Sonnet 4.5 develop internal representations of emotions that influence their behavior, even if they don't truly feel emotions like humans do. These "functional emotions" can be used to predict and shape model behavior, and understanding them is crucial for ensuring AI systems behave reliably and safely.

Iranian missile blitz takes down AWS data centers in Bahrain and Dubai

https://cdn.mos.cms.futurecdn.net/Vh4nY3pMCcmra2ymXah9S7.jpg
Iranian strikes on AWS data centers in Bahrain and Dubai have caused disruptions, with services unavailable. AWS is working to migrate clients' workloads to other regions, but no timeline for normal operations has been given.

Show HN: TurboQuant-WASM – Google's vector quantization in the browser

https://opengraph.githubassets.com/28a40e3ef792eedf7862d2adbe6783abb9bfc9e488d0efac328d5f34aaade3ff/teamchong/turboquant-wasm
TurboQuant is a vector compression library that achieves near-optimal distortion rate with ~4.5 bits/dim compression. It supports fast dot product and decoding without decompression.

12k AI-generated blog posts added in a single commit

https://opengraph.githubassets.com/6020e91f9a9f01c2c48c5c101115df56a9e5d0f86a9aca70924d93c40ce915bb/OneUptime/blog/commit/30cd2384794c897d95aca77d173db44af51ca849
…k/Ceph, and Dapr Complete all topics from Todo.md including SQL functions, configuration guides, troubleshooting runbooks, architecture comparisons, SDK tutorials, and operator deployment pattern...

Show HN: sllm – Split a GPU node with other developers, unlimited tokens

Shared LLM access via cohort subscriptions

Why the most valuable things you know are things you cannot say

https://substackcdn.com/image/fetch/$s_!zwIW!,f_auto,q_auto:best,fl_progressive:steep/https%3A%2F%2Fdeadneurons.substack.com%2Ftwitter%2Fsubscribe-card.jpg%3Fv%3D1002085353%26version%3D9
Expertise is learnable through calibration, not instruction, and involves complex models that cannot be articulated or transmitted through language. The value of expertise lies in its ability to handle non-routine cases, which cannot be captured by formal rules or frameworks.

The CMS is dead, long live the CMS

https://next.jazzsequence.com/_next/image?url=https%3A%2F%2Fsfo2.digitaloceanspaces.com%2Fcdn.jazzsequence%2Fwp-content%2Fuploads%2F2026%2F04%2F03013745%2Fthe-cms-is-dead-long-live-the-cms.png&w=3840&q=75
A 20-year WordPress veteran is skeptical about the idea of migrating to AI-generated sites, citing concerns about vendor lock-in, dependency hell, and the potential loss of control over site management. They argue that AI can enhance existing CMS capabilities, rather than replacing them.

LLM Wiki – example of an "idea file"

The Indie Internet Index – submit your favorite sites

https://deliciousreverie.co.uk/images/default-share-card.png
The user shares various personal websites and projects, including a schedule maker, game websites, and indie internet index. These websites showcase a range of topics, from education and games to art and personal projects.

Scientists observe an immune signaling complex forming inside cells

SLAC scientists observed an immune signaling complex forming inside cells for the first time, revealing insights into new treatments for inflammatory diseases. The findings suggest the complex forms a flexible cluster of proteins, challenging previous models and offering a new approach to therapeutic design.

Show HN: Travel Hacking Toolkit – Points search and trip planning with AI

https://opengraph.githubassets.com/dddd7f042e14dfabc8c2aa581309a9e5445ed59672b873fd0e36699ca2d616d3/borski/travel-hacking-toolkit
AI finds 60,000-mile business class Tokyo flights using 25+ programs and compares prices. Setup script installs dependencies and configures API keys for travel hacking.

German implementation of eIDAS will require an Apple/Google account to function

The Wallet Unit provides authentication means bound to multiple identification means via public/private key pairs, ensuring resistance against attackers with high attack potential. The solution monitors identified vulnerabilities for the HKS and operating system of user devices through a mobile device vulnerability management (MDVM) during operation.

Sopwith – 1984 Game (2000)

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What life looks like on the most remote inhabited island

https://apps.npr.org/life-on-tristan-da-cunha/assets/synced/images/map-edinburgh.png
Photographer Julia Gunther and writer Nick Schönfeld documented life on Tristan da Cunha, a remote island in the South Atlantic. The island's 221 residents work together to maintain daily life due to extreme isolation.

Advice to young people, the lies I tell myself (2024)

https://media1.tenor.com/m/w40BOCxtrpUAAAAC/30rock-kenneth.gif
The author shares personal experiences and advice on living authentically, making choices, and overcoming insecurities to achieve success and happiness. They emphasize the importance of self-love, taking action, and being true to oneself, rather than trying to prove intelligence or seeking external validation.

Show HN: I made open source, zero power PCB hackathon badges

https://private-user-images.githubusercontent.com/88850028/573663592-31bc2249-8f35-4ed4-b9d6-c4fc2e519038.png?jwt=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.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.JAIEAtZ5JhQHS4vLLSAJPXRKm-wAQYxHVb5uovgdZEw
You designed zero-power hackathon badges for the Overglade hackathon in Singapore using RP2040, NFC, and e-ink. The boards are easy to set up and manufacture, with costs starting at around $100 for 5 units.

Tesla Is Sitting on a Record 50k Unsold EVs

https://cdn.motor1.com/images/mgl/NGM6J2/s1/2026-tesla-model-y-performance.jpg
Tesla's sales rebounded in Q1 but production exceeded deliveries by 50,363 units, resulting in a record 50,363 unsold vehicles. The company manufactured 408,386 cars in Q1, a 13% year-over-year increase, but fell short of analysts' expectations.

Jack Dorsey says Block employees now bring prototypes, not slides, to meetings

https://i.insider.com/69cf370e6a864f6fcd7bd00b?width=700
Block CEO Jack Dorsey and Perplexity CEO Aravind Srinivas are moving away from slide decks in meetings and pitches. They prefer prototypes and written memos for more depth and realism.

Nvim-treesitter (13K+ Stars) is Archived

https://opengraph.githubassets.com/dcf84be732789a099b6cd1735e4214e68bc4ff4771d5515ad788a94bf8ec6212/nvim-treesitter/nvim-treesitter/discussions/8627
I noticed the plugin doesn't really do releases, and asking users to always keep latest updated build, it looks a little bit strange to me, afaik usual practice is to have stable releases and p...

US deploying nearly all stealthy long-range JASSM-ER cruise missiles to Iran war

https://img-s-msn-com.akamaized.net/tenant/amp/entityid/AA209c2E.img?w=768&h=511&m=4&q=79

Europe asks if reviving nuclear is the answer to energy shocks

https://ichef.bbci.co.uk/news/480/cpsprodpb/c62b/live/2537b0e0-2f72-11f1-8612-f1cd1152f88c.jpg.webp
European gas prices are rising, prompting the EU to call for reduced travel and work-from-home. The EU is turning to nuclear energy as a solution, with some countries reversing previous anti-nuclear policies.

Show HN: M. C. Escher spiral in WebGL inspired by 3Blue1Brown

The Droste effect is a recursive image embedding where a smaller version of an image is placed inside itself, creating a theoretically infinite spiral. This effect can be achieved by transforming the image's coordinates from cartesian to polar and then rotating in polar space.

A new gene therapy is giving people born deaf the chance to hear

https://www.sciencedaily.com/images/1920/tinnitus-hearing-restoration.webp
Researchers delivered a working copy of a key hearing gene to the inner ear of ten patients, resulting in improved hearing in all cases. The gene therapy was well-tolerated and showed rapid gains in hearing within one month, with most patients experiencing clear improvement after six months.

No One at Waffle House Remembers FEMA Official Who Says He Teleported In

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Scientists are working on "everything vaccines"

https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20260404_STD001.jpg
Vaccines can fall short against fast-evolving viruses like COVID-19 and the flu, leading to severe outbreaks. The flu vaccine's effectiveness can be blunted by mutations, as seen in the 2025 flu season in America and Europe.

IBM 3270 Information Display System: Color and Programmed Symbols (1979) [pdf]

The IBM 3279 Color Display Station and IBM 3287 Printer Models 1C and 2C provide color capability for the IBM 3270 Information Display System. They offer various features such as Base Color, Extended Color, and Programmed Symbols to enhance user experience.

Microsoft to force updates to Windows 11 25H2 for PCs with older OS versions

https://cdn.mos.cms.futurecdn.net/A3bqjPsbEd6W9WtTAebSpJ.jpg
Microsoft is force-updating Windows 11 24H2 devices to 25H2, excluding managed systems. Users can postpone the update but not opt out completely, with manual installation also an option.

Plague Ships (2020)

https://www.afloat.com.au/wp-content/uploads/2020/06/Quirky-Plague-Ships-Head-760x520.jpg
Historical records show that quarantine measures have been in place for centuries to prevent the spread of diseases, dating back to 1377 in Dubrovnik and 1423 in Venice. These measures included waiting periods, health certificates, and isolation hospitals, which were more effective than recent responses in NSW.

Iran's Network of Cameras Bolsters Air Defenses, Expert Says

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Student Debt Burdened Them, So They Moved Abroad and Stopped Paying

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Sens Ask Gabbard to Tell Americans That VPN Use Subjects Them to Surveillance

https://www.techdirt.com/wp-content/uploads/2024/03/ctrl-alt-speech-logo.png
Senators and representatives warn that using VPNs may inadvertently subject Americans to domestic surveillance. They urge the Director of National Intelligence to inform the public of these risks and provide guidance on how to protect their privacy.

Ask HN: How do you handle clients who don't pay on time?

You're a supply role employee building a B2B tool and struggling with manual overdue invoice chasing. You're curious about tools and workflows that can automate this process without damaging relationships.

Trying for 1 month but can't learn pixel art still

To learn pixel art, practice regularly and focus on small images to understand color theory and contrast. It takes time and dedication, but with active practice, you can improve your skills and create effective pixel art.

Astronomers Find a Third Galaxy Missing Its Dark Matter

https://www.universetoday.com/article_images/STScI-01EVT0RMH2792F1RNCHZXAE3WJ_20260402_121524.jpg
Scientists have found a string of galaxies, including NGC 1052-DF9, that seem to be missing dark matter. The discovery supports the "Bullet Dwarf" collision theory, which suggests galaxies can form without dark matter through catastrophic collisions.

SQLite in Production: Lessons from Running a Store on a Single File

https://ultrathink.art/assets/og-default-bb1b2d7c.png
We use SQLite in our production e-commerce store, but its default journal mode causes issues with concurrent writes, leading to lost data during rapid-fire pushes to main. We've added a rule to batch related changes and are considering migrating to Postgres for true multi-writer concurrency when we need horizontal scaling.

Demand for autism care is soaring

https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20260404_USP506.jpg
A booming industry for diagnosing a spectrum disorder has created incentives that drive up costs and distort care. The disorder's diversity is evident at a therapy centre in Massachusetts, where children exhibit varying traits and support needs.

Naming rights to street auctioned in San Francisco

https://paintastreet.com/assets/alley-photo-V31_wzlo.webp
bid to name a real street in san francisco

Delve sets the record straight on anonymous attacks

https://cdn.prod.website-files.com/686c116534831e8f603168b9/690b5837fce05f6adc87f514_1.%20Go%20big%20or%20don%E2%80%99t%20%20go%20out%20of%20home.webp
Delve ran a 3-month out-of-home campaign in San Francisco, New York City, and Austin to increase brand awareness and reach a wider audience, learning valuable lessons along the way. The campaign involved creating a sense of omnipresence through various media types, including billboards, transit ads, and bus wraps, to effectively target the desired audience and achieve the desired goals.

Why there are no releases? – nvim-treesitter archived

https://opengraph.githubassets.com/dcf84be732789a099b6cd1735e4214e68bc4ff4771d5515ad788a94bf8ec6212/nvim-treesitter/nvim-treesitter/discussions/8627
I noticed the plugin doesn't really do releases, and asking users to always keep latest updated build, it looks a little bit strange to me, afaik usual practice is to have stable releases and p...

No One at Waffle House Remembers FEMA Official Who Says He Teleported In

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