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Tiny C Compiler

https://bellard.org/tcc/
91•guerrilla•2h ago•36 comments

The silent death of Good Code

https://amit.prasad.me/blog/rip-good-code
22•amitprasad•1h ago•3 comments

SectorC: A C Compiler in 512 bytes

https://xorvoid.com/sectorc.html
176•valyala•7h ago•31 comments

Speed up responses with fast mode

https://code.claude.com/docs/en/fast-mode
106•surprisetalk•6h ago•111 comments

Brookhaven Lab's RHIC concludes 25-year run with final collisions

https://www.hpcwire.com/off-the-wire/brookhaven-labs-rhic-concludes-25-year-run-with-final-collis...
41•gnufx•5h ago•43 comments

The F Word

http://muratbuffalo.blogspot.com/2026/02/friction.html
95•zdw•3d ago•44 comments

Software factories and the agentic moment

https://factory.strongdm.ai/
127•mellosouls•9h ago•269 comments

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

https://openciv3.org/
876•klaussilveira•1d ago•268 comments

Hoot: Scheme on WebAssembly

https://www.spritely.institute/hoot/
165•AlexeyBrin•12h ago•29 comments

Stories from 25 Years of Software Development

https://susam.net/twenty-five-years-of-computing.html
124•vinhnx•10h ago•15 comments

FDA intends to take action against non-FDA-approved GLP-1 drugs

https://www.fda.gov/news-events/press-announcements/fda-intends-take-action-against-non-fda-appro...
57•randycupertino•2h ago•63 comments

First Proof

https://arxiv.org/abs/2602.05192
93•samasblack•9h ago•62 comments

Al Lowe on model trains, funny deaths and working with Disney

https://spillhistorie.no/2026/02/06/interview-with-sierra-veteran-al-lowe/
82•thelok•8h ago•16 comments

Vocal Guide – belt sing without killing yourself

https://jesperordrup.github.io/vocal-guide/
263•jesperordrup•17h ago•84 comments

Show HN: A luma dependent chroma compression algorithm (image compression)

https://www.bitsnbites.eu/a-spatial-domain-variable-block-size-luma-dependent-chroma-compression-...
26•mbitsnbites•3d ago•2 comments

I write games in C (yes, C) (2016)

https://jonathanwhiting.com/writing/blog/games_in_c/
161•valyala•6h ago•144 comments

Start all of your commands with a comma (2009)

https://rhodesmill.org/brandon/2009/commands-with-comma/
546•theblazehen•3d ago•201 comments

Show HN: I saw this cool navigation reveal, so I made a simple HTML+CSS version

https://github.com/Momciloo/fun-with-clip-path
47•momciloo•6h ago•9 comments

Eigen: Building a Workspace

https://reindernijhoff.net/2025/10/eigen-building-a-workspace/
3•todsacerdoti•4d ago•1 comments

Show HN: Browser based state machine simulator and visualizer

https://svylabs.github.io/smac-viz/
8•sridhar87•4d ago•3 comments

The AI boom is causing shortages everywhere else

https://www.washingtonpost.com/technology/2026/02/07/ai-spending-economy-shortages/
239•1vuio0pswjnm7•13h ago•377 comments

Selection rather than prediction

https://voratiq.com/blog/selection-rather-than-prediction/
22•languid-photic•4d ago•6 comments

Microsoft account bugs locked me out of Notepad – Are thin clients ruining PCs?

https://www.windowscentral.com/microsoft/windows-11/windows-locked-me-out-of-notepad-is-the-thin-...
70•josephcsible•4h ago•97 comments

Reinforcement Learning from Human Feedback

https://rlhfbook.com/
107•onurkanbkrc•11h ago•5 comments

Unseen Footage of Atari Battlezone Arcade Cabinet Production

https://arcadeblogger.com/2026/02/02/unseen-footage-of-atari-battlezone-cabinet-production/
137•videotopia•4d ago•43 comments

A Fresh Look at IBM 3270 Information Display System

https://www.rs-online.com/designspark/a-fresh-look-at-ibm-3270-information-display-system
56•rbanffy•4d ago•15 comments

72M Points of Interest

https://tech.marksblogg.com/overture-places-pois.html
46•marklit•5d ago•6 comments

Where did all the starships go?

https://www.datawrapper.de/blog/science-fiction-decline
119•speckx•4d ago•169 comments

Coding agents have replaced every framework I used

https://blog.alaindichiappari.dev/p/software-engineering-is-back
299•alainrk•11h ago•473 comments

France's homegrown open source online office suite

https://github.com/suitenumerique
682•nar001•11h ago•293 comments
Open in hackernews

Domain Adaptation of Base Models + ShadowdarkQA Bench

https://gygaxtest.com/posts/continued_pretraining_for-rules/
17•pact_inference•8mo ago

Comments

palmfacehn•8mo ago
Isn't this a use case for a RAG?
pact_inference•8mo ago
definitely! However, my intuition is that correctly interpreting the rules pulled in context will require some basic understanding of the game system that pretraining would help with. Ultimately after training this base model for instruction-tuning and tool-use (to provide a search tool) I'll compare it against https://huggingface.co/Qwen/Qwen3-0.6B without any specific domain pretraining and see how it performs at rule adjudication. I expect the shadowdark-trained model will have better understanding of the rules, but there's only one way to find out.
palmfacehn•8mo ago
It is an interesting problem to solve. When reading, I noticed the model's ambiguity around terms like 4d6. At first I thought you might try editing your markup to describe the concept of dice more thoroughly. Ultimately I wonder if you might try having the model fill in data to be utilized by a hard coded combat system. Are you going to rely on the LLM for pseudorandom numbers? Concepts like turns and dice rolls could be abstractly defined in code and instantiated by the model.

The model might excel at creating character sheets, after you define a schema. From there you can validate the generated sheets against known lore. You could combine the story telling from the LLM with the formalized character schema to create campaigns. I'm not an expert here, but I suspect you might try asking the model to translate an existing fantasy story dataset into a series of narration/dialogue blocks and character sheets.

Without training, I've experimented with similar approaches for item generation using EBNF.

pact_inference•8mo ago
> Are you going to rely on the LLM for pseudorandom numbers?

Definitely! I'm going to start with instruction tuning it for basic question answering, and then add tools to allow it to search the markdown source to cite answers to rules questions. I think adding some dice tooling for proper character sheet creation would be an awesome task to test as well. I'm actually thinking a lot about what tasks I could try that are "trivially" programmatically verifiable in their correctness for stuff like GRPO, so I'm definitely going to use that idea.

> You could combine the story telling from the LLM with the formalized character schema to create campaigns. I'm not an expert here, but I suspect you might try asking the model to translate an existing fantasy story dataset into a series of narration/dialogue blocks and character sheets.

I think probably late this year I'll be able to work on that sort of thing. There's a really interesting approach to story generation https://arxiv.org/abs/2503.22828 here, but modifying ways to translate it into campaign relevant structured objects and "reward" that will take some experimentation.

jasonjmcghee•8mo ago
> I used the AdamW optimizer and selected a learning rate of 5e-5. I’ve seen learning rates of 5e-6 for pretraining and 5e-5 for finetuning. I would consider this closer to the latter - I don’t want to totally destroy the knowledge Qwen already had, I just want to add to it a bit.

Is this a typo? Maybe 5e-4 for pretraining?

Otherwise this goes against all the intuition I have around learning rates and catastrophic forgetting. (a smaller learning rate causing knowledge degredation)

pact_inference•8mo ago
whoops, definitely a typo! It should be 5e-4 for as the base "pretraining" LR, you're absolutely correct.

your intuition is sound, but my fingers are not.