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Chemical-Hygiene

https://karpathy.bearblog.dev/chemical-hygiene/

1•varunr89•2h ago

Comments

varunr89•1h ago

The only thing I would disagree with in this is the RO water. RO has a very high waste ratio: one is to three, or at best one is to one i.e that is dumping out three gallons of water just to get one gallon of drinking water. <aybe makes sense for a place like Flint, Michigan But in a very wasteful for the majority of the United States.

Kotlin 2.3.0

https://blog.jetbrains.com/kotlin/2025/12/kotlin-2-3-0-released/

1•andrewstetsenko•1m ago•0 comments

Show HN: Previewcn – a Shadcn/UI theme previewer directly inside your NextJS app

https://github.com/taishikato/previewcn

1•taishikato•1m ago•0 comments

Tesla's fourth quarter sales fell more than expected, 15.6 percent drop

https://www.theverge.com/news/852649/tesla-q4-2025-sales-production-delivery-elon-musk

1•randycupertino•1m ago•0 comments

The Capybaras of Florida

https://storymaps.arcgis.com/stories/a029f491389241fd87ab7396862447e8

1•ohjeez•1m ago•0 comments

If You Meet ET in Space, Kill Him

https://nautil.us/if-you-meet-et-in-space-kill-him-917243/

1•amarble•3m ago•0 comments

Florida county introduces self driving patrol cars

https://www.cbsnews.com/video/florida-police-department-tests-nations-first-self-driving-patrol-car/

2•iamronaldo•4m ago•0 comments

Clicks Communicator, a Second Phone Built for Communication, Not Consumption

https://financialpost.com/globe-newswire/clicks-introduces-communicator-a-second-phone-built-for-...

1•ksec•4m ago•0 comments

Show HN: Software to calculate NAV of investment funds

https://navquant.com/

1•navquant•5m ago•0 comments

The Kabul Conversations That Could Rewire South Asia's Geopolitical Map

https://ajmals.substack.com/p/back-through-kabuls-gates-khalilzad

1•Gym-Berlin•5m ago•0 comments

Show HN: The Modern AI SEO Tech Stack: 7 Tools You Need to Rank in ChatGPT(2026)

https://www.genrankengine.com/blog/7-tools-you-need-to-rank-in-AI-searches/

1•arunkumars91•6m ago•0 comments

I wanted a camera that doesn't exist – so I built it

https://medium.com/@cristi.baluta/i-wanted-a-camera-that-doesnt-exist-so-i-built-it-5f9864533eb7

1•cyrc•6m ago•0 comments

The Analog Manifesto – For digital people who crave the analog era

https://theanalogmanifesto.com/

2•heshiebee•10m ago•0 comments

Do you know why your users are churning?

1•j_mao•11m ago•0 comments

Using LLMs to compare 500 Pages of Macro Research (with citations)

https://2026macro.vercel.app/about.html

1•OxfordOutlander•11m ago•0 comments

Show HN: CryDecoder – On-device ML for classifying baby cries (Swift, Core ML)

https://apps.apple.com/us/app/crydecoder-baby-translator/id6756557492

2•evanjusttrying•13m ago•0 comments

The rsync algorithm (1996) [pdf]

https://www.andrew.cmu.edu/course/15-749/READINGS/required/cas/tridgell96.pdf

2•vortex_ape•14m ago•0 comments

Memos – An open-source, self-hosted note-taking service

https://github.com/usememos/memos

1•the-mitr•14m ago•0 comments

Homeworld

https://www.filfre.net/2026/01/homeworld/

3•doppp•15m ago•0 comments

The CRQC Quantum Capability Framework (2018)

https://postquantum.com/post-quantum/crqc-quantum-capability-framework/

1•speckx•15m ago•0 comments

GR-Dexter Technical Report

https://byte-dexter.github.io/gr-dexter/

1•gmays•15m ago•0 comments

Why Big Tech Turns Everything into a Knife Fight

https://www.cloudrift.ai/blog/why-big-tech-turns-everything-into-a-knife-fight

1•PretzelFisch•16m ago•1 comments

Tui4j: Terminal User Interface Library for Java

https://github.com/WilliamAGH/tui4j

1•simonpure•16m ago•0 comments

Releasing Fjall 3.0

https://fjall-rs.github.io/post/fjall-3/

2•emschwartz•18m ago•0 comments

Show HN: Podtoc – LLM generated 10-minute podcast clips as a YouTube alternative

https://podtoc.com/app/

1•conradbez•19m ago•0 comments

Brief: ChatGPT in your terminal: slash commands, any OpenAI model, local tools

https://github.com/WilliamAGH/brief

1•simonpure•22m ago•0 comments

Public Domain 2026 Speed Library

https://speed-read-bay.vercel.app

1•ladidahh•22m ago•1 comments

Goals for 2026

1•ClaudeGustav2•26m ago•0 comments

Low-Overhead Parallelism for Large-Scale Data Scans Using Unix Pipes

https://world.hey.com/apetrov/low-overhead-parallelism-for-large-scale-data-scans-using-unix-pipe...

1•apetrov•28m ago•0 comments

Bfs: A breadth-first version of the Unix find command

https://github.com/tavianator/bfs

1•PaulHoule•29m ago•0 comments

Show HN: FounderBooster – expose local apps via Cloudflare Tunnel

https://github.com/founderbooster/founderbooster

3•founderbooster•29m ago•1 comments