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Start all of your commands with a comma (2009)

https://rhodesmill.org/brandon/2009/commands-with-comma/
256•theblazehen•2d ago•85 comments

Hoot: Scheme on WebAssembly

https://www.spritely.institute/hoot/
26•AlexeyBrin•1h ago•2 comments

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

https://openciv3.org/
706•klaussilveira•15h ago•206 comments

The Waymo World Model

https://waymo.com/blog/2026/02/the-waymo-world-model-a-new-frontier-for-autonomous-driving-simula...
969•xnx•21h ago•558 comments

Vocal Guide – belt sing without killing yourself

https://jesperordrup.github.io/vocal-guide/
69•jesperordrup•6h ago•31 comments

Reinforcement Learning from Human Feedback

https://arxiv.org/abs/2504.12501
7•onurkanbkrc•47m ago•0 comments

Making geo joins faster with H3 indexes

https://floedb.ai/blog/how-we-made-geo-joins-400-faster-with-h3-indexes
135•matheusalmeida•2d ago•35 comments

Where did all the starships go?

https://www.datawrapper.de/blog/science-fiction-decline
45•speckx•4d ago•36 comments

Unseen Footage of Atari Battlezone Arcade Cabinet Production

https://arcadeblogger.com/2026/02/02/unseen-footage-of-atari-battlezone-cabinet-production/
68•videotopia•4d ago•7 comments

Welcome to the Room – A lesson in leadership by Satya Nadella

https://www.jsnover.com/blog/2026/02/01/welcome-to-the-room/
39•kaonwarb•3d ago•30 comments

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

https://fosdem.org/2026/schedule/event/PEXRTN-ga68-intro/
13•matt_d•3d ago•2 comments

What Is Ruliology?

https://writings.stephenwolfram.com/2026/01/what-is-ruliology/
45•helloplanets•4d ago•46 comments

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

https://github.com/valdanylchuk/breezydemo
240•isitcontent•16h ago•26 comments

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

https://github.com/pydantic/monty
238•dmpetrov•16h ago•126 comments

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

https://vecti.com
340•vecti•18h ago•149 comments

Hackers (1995) Animated Experience

https://hackers-1995.vercel.app/
506•todsacerdoti•23h ago•248 comments

Sheldon Brown's Bicycle Technical Info

https://www.sheldonbrown.com/
389•ostacke•22h ago•98 comments

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

https://eljojo.github.io/rememory/
304•eljojo•18h ago•188 comments

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

https://github.com/microsoft/litebox
361•aktau•22h ago•186 comments

An Update on Heroku

https://www.heroku.com/blog/an-update-on-heroku/
428•lstoll•22h ago•284 comments

Cross-Region MSK Replication: K2K vs. MirrorMaker2

https://medium.com/lensesio/cross-region-msk-replication-a-comprehensive-performance-comparison-o...
3•andmarios•4d ago•1 comments

PC Floppy Copy Protection: Vault Prolok

https://martypc.blogspot.com/2024/09/pc-floppy-copy-protection-vault-prolok.html
71•kmm•5d ago•10 comments

Was Benoit Mandelbrot a hedgehog or a fox?

https://arxiv.org/abs/2602.01122
23•bikenaga•3d ago•11 comments

Dark Alley Mathematics

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

The AI boom is causing shortages everywhere else

https://www.washingtonpost.com/technology/2026/02/07/ai-spending-economy-shortages/
26•1vuio0pswjnm7•2h ago•16 comments

How to effectively write quality code with AI

https://heidenstedt.org/posts/2026/how-to-effectively-write-quality-code-with-ai/
271•i5heu•18h ago•219 comments

Delimited Continuations vs. Lwt for Threads

https://mirageos.org/blog/delimcc-vs-lwt
34•romes•4d ago•3 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/
1079•cdrnsf•1d ago•461 comments

Introducing the Developer Knowledge API and MCP Server

https://developers.googleblog.com/introducing-the-developer-knowledge-api-and-mcp-server/
64•gfortaine•13h ago•30 comments

Understanding Neural Network, Visually

https://visualrambling.space/neural-network/
306•surprisetalk•3d ago•44 comments
Open in hackernews

How we made v0 an effective coding agent

https://vercel.com/blog/how-we-made-v0-an-effective-coding-agent
29•MaxLeiter•1mo ago

Comments

themafia•3w ago
> A simple example is substituting long strings the LLM often refers to. For example, when a user uploads an attachment, we give v0 a blob storage URL. That URL can be very long (hundreds of characters), which can cost 10s of tokens and impact performance.

> Before we invoke the LLM, we replace the long URLs with shorter versions that get transformed into the proper URL after the LLM finishes its response.

So, instead of fixing your blob URLs, you effectively run a regex to search and replace on the prompt before you feed it to the LLM? That does not seem like high quality engineering.

> In addition to text injection, we worked with the AI SDK team to provide examples in the v0 agent’s read-only filesystem. These are hand-curated directories with code samples designed for LLM consumption. When v0 decides to use the SDK, it can search these directories for relevant patterns such as image generation, routing, or integrating web search tools.

Curated or created? If you "curated" them what is the copyright license on those examples? Are they just copied into the project?

Remember when programming was about creating useful libraries of code? Now it's about sequestering them inside of an LLM and then charging insane amounts of money to convince a machine to sometimes copy them into your code for you.

Just.. wow... what are we even doing? Prepare for a very fragile future.

Aurornis•3w ago
> Curated or created? If you "curated" them what is the copyright license on those examples?

Given that they’re talking about their own SDK that they created in this article, the examples are probably from their own docs and engineers.

> Are they just copied into the project?

No, v0 doesn't copy and paste snippets into projects. LLM coding tools don't work like that.

Providing example code or patterns for LLMs to follow is a very effective technique. They don't copy and paste or clone the code. They're good at identifying patterns, especially when you give them hints. What they did is not new or novel, it's just a well-known and effective technique for accomplishing various things with LLMs. Providing similar or generic examples goes a long way.

aziaziazi•3w ago
> They don't copy and paste or clone the code

That’s not how I understand his post, instead "read-only filesystem" seems to reference the LLM working directory and not it’s outpost directory. He’s asking what’s the licences of the code sample which is fair.

It’s forbidden for Toyota to use a process protected by BID even if they only sell the result of that process (the car) and not the process itself.

I might have misunderstood the original article or themafia message though.

Aurornis•3w ago
The article is about their AI SDK. So this isn’t taking from someone else and using it as an example. They literally wrote the SDK, the docs for it, and the examples.
MaxLeiter•3w ago
v0 actually can directly copy files out of its examples and then apply edits. This saves it from having to write out the long examples verbatim. The rest of your comment is accurate
roncesvalles•3w ago
Although your criticisms are totally contrived, if it makes you feel better, nobody considers this real programming. Things like v0 are just an evolution on the no-code front, which has some utility but will always remain a niche without possibility of serious scale.
ramon156•3w ago
Depends what you consider an "effective coding agent"
llmslave3•3w ago
Doesn't everyone use OpenCode or Claude Code these days? I haven't heard about V0 in a long time.
atonse•3w ago
Whatever their secret sauce is (model, system prompt, or harness), v0 creates some of the most beautiful designs and mockups when I ask it to. And it looks really polished.

Even better than anything I’ve seen from Claude Code.

So I use it a lot for inspiration for screens and even have used it for proposals.

pxheller•3w ago
I feel like using sequential transformers generating code feels like a brute-force solution for UI generation.

The "obvious" path forward for frontend assistants is to move away from raw code generation toward some domain-specific language. UI is inherently structural - it should be expressed through component hierarchies that implement pre-defined design guidelines (with colors, margins, border radius etc being defined outside of the core model, and applied as a kind of theme to the model's output).

If we define the UI as a composition of VStacks/HStacks and predefined components, we can use diffusion models to generate the layout, and consistently apply the 'theme' afterwards. It's a much cleaner abstraction than asking an LLM to hallucinate valid CSS classes.