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Start all of your commands with a comma

https://rhodesmill.org/brandon/2009/commands-with-comma/
193•theblazehen•2d ago•56 comments

OpenCiv3: Open-source, cross-platform reimagining of Civilization III

https://openciv3.org/
679•klaussilveira•14h ago•203 comments

The Waymo World Model

https://waymo.com/blog/2026/02/the-waymo-world-model-a-new-frontier-for-autonomous-driving-simula...
954•xnx•20h ago•552 comments

How we made geo joins 400× faster with H3 indexes

https://floedb.ai/blog/how-we-made-geo-joins-400-faster-with-h3-indexes
125•matheusalmeida•2d ago•33 comments

Jeffrey Snover: "Welcome to the Room"

https://www.jsnover.com/blog/2026/02/01/welcome-to-the-room/
25•kaonwarb•3d ago•21 comments

Unseen Footage of Atari Battlezone Arcade Cabinet Production

https://arcadeblogger.com/2026/02/02/unseen-footage-of-atari-battlezone-cabinet-production/
62•videotopia•4d ago•2 comments

Show HN: Look Ma, No Linux: Shell, App Installer, Vi, Cc on ESP32-S3 / BreezyBox

https://github.com/valdanylchuk/breezydemo
235•isitcontent•15h ago•25 comments

Vocal Guide – belt sing without killing yourself

https://jesperordrup.github.io/vocal-guide/
39•jesperordrup•5h ago•17 comments

Monty: A minimal, secure Python interpreter written in Rust for use by AI

https://github.com/pydantic/monty
227•dmpetrov•15h ago•121 comments

Show HN: I spent 4 years building a UI design tool with only the features I use

https://vecti.com
332•vecti•17h ago•145 comments

Hackers (1995) Animated Experience

https://hackers-1995.vercel.app/
499•todsacerdoti•22h ago•243 comments

Sheldon Brown's Bicycle Technical Info

https://www.sheldonbrown.com/
384•ostacke•21h ago•96 comments

Microsoft open-sources LiteBox, a security-focused library OS

https://github.com/microsoft/litebox
360•aktau•21h ago•183 comments

Show HN: If you lose your memory, how to regain access to your computer?

https://eljojo.github.io/rememory/
292•eljojo•17h ago•182 comments

Where did all the starships go?

https://www.datawrapper.de/blog/science-fiction-decline
21•speckx•3d ago•10 comments

An Update on Heroku

https://www.heroku.com/blog/an-update-on-heroku/
413•lstoll•21h ago•279 comments

ga68, the GNU Algol 68 Compiler – FOSDEM 2026 [video]

https://fosdem.org/2026/schedule/event/PEXRTN-ga68-intro/
6•matt_d•3d ago•1 comments

Was Benoit Mandelbrot a hedgehog or a fox?

https://arxiv.org/abs/2602.01122
20•bikenaga•3d ago•10 comments

PC Floppy Copy Protection: Vault Prolok

https://martypc.blogspot.com/2024/09/pc-floppy-copy-protection-vault-prolok.html
66•kmm•5d ago•9 comments

Dark Alley Mathematics

https://blog.szczepan.org/blog/three-points/
93•quibono•4d ago•22 comments

How to effectively write quality code with AI

https://heidenstedt.org/posts/2026/how-to-effectively-write-quality-code-with-ai/
260•i5heu•17h ago•202 comments

Delimited Continuations vs. Lwt for Threads

https://mirageos.org/blog/delimcc-vs-lwt
33•romes•4d ago•3 comments

Female Asian Elephant Calf Born at the Smithsonian National Zoo

https://www.si.edu/newsdesk/releases/female-asian-elephant-calf-born-smithsonians-national-zoo-an...
38•gmays•10h ago•13 comments

I now assume that all ads on Apple news are scams

https://kirkville.com/i-now-assume-that-all-ads-on-apple-news-are-scams/
1073•cdrnsf•1d ago•459 comments

Introducing the Developer Knowledge API and MCP Server

https://developers.googleblog.com/introducing-the-developer-knowledge-api-and-mcp-server/
60•gfortaine•12h ago•26 comments

Understanding Neural Network, Visually

https://visualrambling.space/neural-network/
291•surprisetalk•3d ago•43 comments

I spent 5 years in DevOps – Solutions engineering gave me what I was missing

https://infisical.com/blog/devops-to-solutions-engineering
150•vmatsiiako•19h ago•71 comments

The AI boom is causing shortages everywhere else

https://www.washingtonpost.com/technology/2026/02/07/ai-spending-economy-shortages/
8•1vuio0pswjnm7•1h ago•0 comments

Why I Joined OpenAI

https://www.brendangregg.com/blog/2026-02-07/why-i-joined-openai.html
154•SerCe•10h ago•144 comments

Learning from context is harder than we thought

https://hy.tencent.com/research/100025?langVersion=en
187•limoce•3d ago•102 comments
Open in hackernews

Designing a Passive Lidar Detector Device

https://www.atredis.com/blog/2025/11/20/designing-a-passive-lidar-detection-sensor
82•speckx•1mo ago

Comments

MezzoDelCammin•1mo ago
I admit it's a nice experiment, but I guess the title should be "detecting iPhone Lidar".

Both the 60Hz frequency and 940nm wavelength are fairly specific. There's a whole world of different wavelengths (1550nm is fairly common) and frequencies (up to 1MHz isn't particularly exceptional).

There's been a whole thread on the topic here:

https://news.ycombinator.com/item?id=46110395

MPSimmons•1mo ago
Agreed, I immediately thought of vehicles, but this is cool too.
aidenn0•1mo ago
Right, I wonder if they considered a pulse-detector with a dichroic filter and a 555?
vzaliva•1mo ago
If you are sensitive to flashing - do not try to open this link. It is impossible to read because of videos of flashing lights.
BrianGragg•1mo ago
Reader view ftw!
elric•1mo ago
Makes me wonder about how safe lidar is for humam and animal eyeballs?
garbagewoman•1mo ago
The videos are of invisible wavelengths of light transformed into visible light. Why does that make you ponder the safety of the infrared light?
estimator7292•1mo ago
I have some very bad news for you about the kinds of light emitted by the sun and also your oven