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Tiny C Compiler

https://bellard.org/tcc/
28•guerrilla•1h ago•11 comments

You Are Here

https://brooker.co.za/blog/2026/02/07/you-are-here.html
18•mltvc•1h ago•10 comments

SectorC: A C Compiler in 512 bytes

https://xorvoid.com/sectorc.html
141•valyala•5h ago•23 comments

The F Word

http://muratbuffalo.blogspot.com/2026/02/friction.html
69•zdw•3d ago•28 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...
33•gnufx•3h ago•35 comments

Speed up responses with fast mode

https://code.claude.com/docs/en/fast-mode
73•surprisetalk•4h ago•85 comments

Software factories and the agentic moment

https://factory.strongdm.ai/
112•mellosouls•7h ago•214 comments

Italy Railways Sabotaged

https://www.bbc.co.uk/news/articles/czr4rx04xjpo
51•vedantnair•1h ago•30 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...
23•randycupertino•33m ago•14 comments

Hoot: Scheme on WebAssembly

https://www.spritely.institute/hoot/
152•AlexeyBrin•10h ago•28 comments

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

https://openciv3.org/
861•klaussilveira•1d ago•263 comments

Stories from 25 Years of Software Development

https://susam.net/twenty-five-years-of-computing.html
110•vinhnx•8h ago•14 comments

LLMs as the new high level language

https://federicopereiro.com/llm-high/
10•swah•4d ago•2 comments

The Waymo World Model

https://waymo.com/blog/2026/02/the-waymo-world-model-a-new-frontier-for-autonomous-driving-simula...
1107•xnx•1d ago•621 comments

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

https://spillhistorie.no/2026/02/06/interview-with-sierra-veteran-al-lowe/
72•thelok•7h ago•13 comments

First Proof

https://arxiv.org/abs/2602.05192
73•samasblack•7h ago•57 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-...
17•mbitsnbites•3d ago•1 comments

Vocal Guide – belt sing without killing yourself

https://jesperordrup.github.io/vocal-guide/
249•jesperordrup•15h ago•82 comments

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

https://jonathanwhiting.com/writing/blog/games_in_c/
153•valyala•5h ago•132 comments

Start all of your commands with a comma (2009)

https://rhodesmill.org/brandon/2009/commands-with-comma/
527•theblazehen•3d ago•196 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
36•momciloo•5h ago•5 comments

Selection rather than prediction

https://voratiq.com/blog/selection-rather-than-prediction/
17•languid-photic•3d ago•5 comments

Reinforcement Learning from Human Feedback

https://rlhfbook.com/
96•onurkanbkrc•10h ago•5 comments

The AI boom is causing shortages everywhere else

https://www.washingtonpost.com/technology/2026/02/07/ai-spending-economy-shortages/
203•1vuio0pswjnm7•11h ago•308 comments

72M Points of Interest

https://tech.marksblogg.com/overture-places-pois.html
41•marklit•5d ago•6 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
51•rbanffy•4d ago•13 comments

France's homegrown open source online office suite

https://github.com/suitenumerique
640•nar001•9h ago•280 comments

Unseen Footage of Atari Battlezone Arcade Cabinet Production

https://arcadeblogger.com/2026/02/02/unseen-footage-of-atari-battlezone-cabinet-production/
128•videotopia•4d ago•40 comments

Coding agents have replaced every framework I used

https://blog.alaindichiappari.dev/p/software-engineering-is-back
266•alainrk•9h ago•444 comments

Show HN: Kappal – CLI to Run Docker Compose YML on Kubernetes for Local Dev

https://github.com/sandys/kappal
38•sandGorgon•2d ago•17 comments
Open in hackernews

Street-Fighting Mathematics (2008)

https://ocw.mit.edu/courses/18-098-street-fighting-mathematics-january-iap-2008/pages/readings/
59•mpweiher•1mo ago

Comments

stmw•1mo ago
This is a good book. Also, any time this kind of book becomes available (be it a 100 year old one or a new one), it is worth looking into - great improvements in isnight and simplicity are possible above the "baseline" of US math education today.

So for example, I posit that the engineers or scientists you might admire from the 1950's didn't learn calculus or linear algebra the way you did.

gpcz•1mo ago
Feynman learned calculus from the textbook "Calculus for the Practical Man".
nutjob2•1mo ago
Book PDF is here: https://direct.mit.edu/books/oa-monograph-pdf/2284035/book_9...
marci•1mo ago
This is the draft, not the current version.

edit: and for the current unfortunately there's only a dead dropbox link.

NooneAtAll3•1mo ago
what is it about?

how to distribute fighters so that your team defeats-in-detail your opponents?

slow_typist•1mo ago
It is about useful tricks you can usually not learn in university classes.
NooneAtAll3•1mo ago
tricks of what kind
wolfi1•1mo ago
fast multiplying for example
slow_typist•1mo ago
Also how to make good estimates, and how to work with units.

One example, the formula to get the speed of a thing after h meters of free fall must deliver an outcome of m/s. We also know the gravitational acceleration g is given in m/s^2. Then, height h in m must somehow be part of the formula. We can get rid of the squaresecond in the denominator by drawing the square root. But then we also need the height in meters. Also it is clear that both more height as well as a higher acceleration must lead to higher speed. Therefore, the speed must be proportional to sqrt(h x g). In fact it is v = 1/2 sqrt(h x g) but we can derive the important part only from knowing how to calculate with units.

brennanpeterson•1mo ago
I also quite liked https://ocw.mit.edu/courses/res-6-011-the-art-of-insight-in-...

Which is, I think, the successor and quite useful.

rm445•1mo ago
I've read this book. It's definitely one of the more interesting and readable maths texts out there. I wasn't exactly sure I'd use the methods. Working as a mechanical engineer I probably go straight to numerical methods, or approximate things even more crudely and approximately than a mathematician's 'rough' work. Though "replace a complicated function with a rectangle" definitely resonated. Overall the impression was that it was full of great techniques for mathematicians and scientists puzzling out every bit of meaning they can from a situation whose true features aren't yet known.
ErroneousBosh•1mo ago
That's kind of how I do maths, too. Working out the lengths of antenna feeders, for example, where a coil of cable is about 30cm across. One turn of that is about one metre, so a coil with ten turns is about ten metres. Roughly. Close enough. I can coil it up shorter but I can't coil it up longer.

If I'm doing really precise stuff, I'm either doing it on a computer already or it's something that's just going to have to be "adjusted" into place when it's done.

In high school my maths teacher said "You'll need to learn all this, you won't always have a calculator!"

My dude, I am walking around with a supercomputer the size of half a slice of bread in my pocket, that probably has a sizeable fraction of the total computing power available in the world when you told me that.

It turns out I don't need either of these things, I just need a good sense of "yeah that feels about right".

stefanfisk•1mo ago
Not to mention instant and searchable access to more subject matter than he’d seen in his whole lifetime.
groundzeros2015•1mo ago
Another book title aimed at getting people who haven’t read their pile of books to buy another.
jesuslop•1mo ago
I skimmed the chapter on operators (7) and always liked that way of thinking (plug things like the derivative operation D into things that expect numbers instead, and see what happens). So plugging into 1/x and getting integrals. Dattoli and Tom Copeland do serious stuff starting from that kind of considerations that go way beyond cocktail party tricks.