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Start all of your commands with a comma (2009)

https://rhodesmill.org/brandon/2009/commands-with-comma/
250•theblazehen•2d ago•83 comments

Hoot: Scheme on WebAssembly

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

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

https://openciv3.org/
705•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...
967•xnx•21h ago•558 comments

Vocal Guide – belt sing without killing yourself

https://jesperordrup.github.io/vocal-guide/
66•jesperordrup•5h ago•28 comments

Reinforcement Learning from Human Feedback

https://arxiv.org/abs/2504.12501
7•onurkanbkrc•43m 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
42•speckx•4d ago•34 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•6 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

Jeffrey Snover: "Welcome to the Room"

https://www.jsnover.com/blog/2026/02/01/welcome-to-the-room/
39•kaonwarb•3d ago•30 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
237•isitcontent•16h ago•26 comments

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

https://github.com/pydantic/monty
237•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•147 comments

Hackers (1995) Animated Experience

https://hackers-1995.vercel.app/
506•todsacerdoti•23h ago•247 comments

Sheldon Brown's Bicycle Technical Info

https://www.sheldonbrown.com/
389•ostacke•21h ago•97 comments

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

https://eljojo.github.io/rememory/
303•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

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

An Update on Heroku

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

The AI boom is causing shortages everywhere else

https://www.washingtonpost.com/technology/2026/02/07/ai-spending-economy-shortages/
25•1vuio0pswjnm7•2h ago•14 comments

Dark Alley Mathematics

https://blog.szczepan.org/blog/three-points/
96•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/
270•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/
305•surprisetalk•3d ago•44 comments
Open in hackernews

UNIX Fourth Edition

http://squoze.net/UNIX/v4/README
114•dcminter•1mo ago

Comments

dcminter•1mo ago
This is the result of the tape from 1973 found at the University of Utah being sent over to the Computer History Museum for retrieval by bitsavers.org

Prior discussion: https://news.ycombinator.com/item?id=45840321

zatkin•1mo ago
Has anyone managed to extract out the C source files and upload them into some browsable UI, e.g. GitHub or GitLab?
Someone•1mo ago
I think they’re in the Unix history repo. Browsing there, it may be https://github.com/dspinellis/unix-history-repo/commits/Rese...
userbinator•1mo ago
It still amazes me that even with all this functionality, it runs on a system with only 64k of RAM.
lproven•1mo ago
Just for what it's worth, I tried to explain the context and the historical importance when I wrote about the original discovery of the tape, and about the recovery:

https://www.theregister.com/2025/11/07/unix_fourth_edition_t...

https://www.theregister.com/2025/12/23/unix_v4_tape_successf...

aap_•1mo ago
Hi, this is me. I'm still hacking on it but ran into some hard to understand kernel bugs. once i mount more than the root filesystem (say /usr/man) there are issues with inode allocation/freeing. mixing and matching v4 and v5 stuff in various ways can also lead to other interesting bugs but often an allocated inode ends up on the freelist, and things break.

Otoh it's so much fun to hack and fiddle with the unix kernel :) very zen

yjftsjthsd-h•1mo ago
> but ran into some hard to understand kernel bugs

Are the bugs in the original, or somehow artifacts of how we got it? (Or, phrased differently: Were these bugs present at the University of Utah in 1974, or are they "new"?)

aap_•1mo ago
That's the puzzling thing. i find it hard to believe they sent out an operating system that can't deal with multiple file systems. yet i can't get them to work correctly. The pre-v4 nsys kernel is another piece in the puzzle. it doesn't have pipes implemented yet but aside from that (i put them in) it also shows these "busy i" bugs, but even when running on a single disk. Maybe there's more i'm doing wrong there since it's running on the fs from the v4 tape. But that i'm getting such similar bugs in different situations suggests there is something wrong that i'm not seeing yet. gotta debug more.

If it turns out to be a timing-related bug it may be that the bug was much less obvious on real hardware.

is_taken•1mo ago
a) Do these inode issues also happen with the supplied (v4) kernel? b) Do these inode issues also happen with a rebuilded kernel which uses the original lib1 and lib2?

I once had strange effects on V6 if lib1 and/or lib2 were rebuild by me.

Should be not hard to test.

aap_•1mo ago
In my experience, yes: always happens. So far i have not found a way to mount multiple disks without getting these inode errors. And this is just v4, the nsys kernel doesn't even work with a single disk. i hope i'll get to the bottom of this in the near future.
1vuio0pswjnm7•1mo ago
"There's a video of the recovery here. It's only slightly over five minutes long, but then, UNIX V4 wasn't very big yet: for instance, the kernel was some 27 kB of code."

"It's very small: it contains around 55,000 lines of code, of which about 25,000 lines are in C, with under 1,000 lines of comments."

Yesterday, HN front page:

https://fzakaria.com/2025/12/28/huge-binaries

"Responses to my publication submissions often claimed such problems did not exist; however, I had observed them during my time within industry, such as at Google, but I couldn't cite it!

One problem that is only present at these mega-codebases is massive binaries. What's the largest binary (ELF file) you've ever seen? I had observed binaries beyond 25GiB, including debug symbols."

It's funny that he could not publish about the laughably large binary sizes at Google

Meanwhile employees at the company have often published papers portraying the company's problems as interesting, perhaps as a recruiting technique