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Writing by hand is good for your brain

https://nealstephenson.substack.com/p/writing-by-hand-is-good-for-your
507•dwwoelfel•4h ago•246 comments

What happened to TheNumbers.com

https://stephenfollows.com/p/what-just-happened-to-thenumberscom-should-worry-us-all
104•nickthegreek•1h ago•21 comments

Why Software Factories Fail (or: harness engineering is not enough)

https://github.com/humanlayer/advanced-context-engineering-for-coding-agents/blob/main/wsff.md
48•dhorthy•3h ago•28 comments

Software rendering in 500 lines of bare C++

https://haqr.eu/tinyrenderer/
152•mpweiher•4h ago•25 comments

Learn OpenGL, extensive tutorial resource for learning Modern OpenGL

https://learnopengl.com/
103•ibobev•3h ago•55 comments

Startup founders urge U.S. government not to shut off Chinese open weight AI

https://www.politico.com/news/2026/07/22/startup-founders-urge-trump-not-to-shut-off-chinese-open...
398•theanonymousone•3h ago•404 comments

Astronomers may have found the first exomoon

https://www.eso.org/public/news/eso2610/
149•MarcoDewey•4h ago•53 comments

Launch HN: Screenpipe (YC S26) – Power your agents by your 24/7 screen recording

25•louis030195•1h ago•19 comments

JEP 540: Simple JSON API (Now in Incubator)

https://openjdk.org/jeps/540
51•theanonymousone•2h ago•38 comments

Building on ATProto

https://lukekanies.com/writing/building-on-atproto/
5•speckx•9m ago•0 comments

The arguments against open source AI are bad

https://tombedor.dev/arguments-against-open-source-ai-are-very-bad/
49•jjfoooo4•1h ago•24 comments

Show HN: Palmier Pro – open-source macOS video editor built for AI

https://github.com/palmier-io/palmier-pro
38•harrisontin•3h ago•9 comments

Show HN: OneCLI – OSS credential gateway that keeps secrets out of AI agents

https://github.com/onecli/onecli
34•Jonathanfishner•2h ago•15 comments

Learn WebGPU for C++

https://eliemichel.github.io/LearnWebGPU/
37•ibobev•3h ago•6 comments

Free way to get your data out of ChatGPT Business accounts

https://github.com/Conradqh/scrapemychats
46•conradqh•2h ago•3 comments

Hybrid-Electric Aicraft Engine Targeting 30% Fuel Efficiency

https://www.rtx.com/news/news-center/2026/07/21/rtxs-pratt-whitney-canada-advances-hybrid-electri...
59•r2sk5t•4h ago•41 comments

DARPA, U.S. Air Force fly AI-controlled F-16

https://www.darpa.mil/news/2026/darpa-us-air-force-fly-ai-controlled-f-16
55•r2sk5t•4h ago•50 comments

Show HN: Remux – an open-source tmux workspace designed for iPhone

https://github.com/h3nock/remux
53•bitwise42•4h ago•17 comments

AI Companies Are Trying to Hide a Staggering Amount of Debt

https://futurism.com/artificial-intelligence/ai-companies-hide-debt-off-balance-sheet
402•technewssss•5h ago•190 comments

OpenStreetMap: Admin_level for All Countries

https://wiki.openstreetmap.org/wiki/Tag:boundary%3Dadministrative#Table_:_Admin_level_for_all_cou...
68•ivanjermakov•4d ago•9 comments

Show HN: Claude-thermos – keeps your Claude session warm for you

https://github.com/izeigerman/claude-thermos
12•s0ck_r4w•1h ago•10 comments

Encryption and Globalization 15 Years Later: E2EE and the "Going Dark" Debate

https://papers.ssrn.com/sol3/papers.cfm?abstract_id=6959699
35•iamnothere•3h ago•13 comments

A solid-state "atomic channel" for separating rare earth elements

https://pme.uchicago.edu/news-events/news/cleaner-route-purifying-rare-earth-elements
3•MarcoDewey•20m ago•0 comments

Geekbench 7

https://www.geekbench.com/blog/2026/07/geekbench-7/
3•ilreb•21m ago•1 comments

Emacs Is a Lispboard

https://en.andros.dev/blog/06bfd107/emacs-is-a-lispboard/
40•andros•4h ago•9 comments

Meta Garbage Collection: Using OCaml's GC to GC Rust

https://soteria-tools.com/blog/meta-garbage-collection
6•annieversary•3d ago•0 comments

Fields Medals 2026

https://www.mathunion.org/imu-awards/fields-medal/fields-medals-2026
48•nill0•4h ago•14 comments

Show HN: Whetuu – a zero-config cross-shell prompt written in Zig

https://yamafaktory.github.io/whetuu/
33•yamafaktory•3h ago•16 comments

What happens when the information runs out

https://blog.jimgrey.net/2026/06/30/what-happens-when-the-information-runs-out/
39•mooreds•4h ago•12 comments

OpenAI’s accidental attack against Hugging Face is science fiction that happened

https://simonwillison.net/2026/Jul/22/openai-cyberattack/
271•abhisek•17h ago•235 comments
Open in hackernews

Path is a utility for working with paths

https://gitlab.com/SpyrjaGaldr/path
60•spyrja•1y ago
A recent post here got me thinking about my own personal gripes with OS path handling offerings. So I've basically spent the passed couple of days working on a little project in an attempt to rectify the situation somewhat (in the spirit of cross-platform development). It should also work pretty well with existing tools. Let me know what you think, and feel free to open an issue or a pull-request if you have any problems getting it running it on your system. Enjoy!

Github link: https://github.com/SpyrjaGaldr/path

https://simonsafar.com/2025/path_as_system_call/

https://news.ycombinator.com/item?id=43788728

Comments

vesinisa•1y ago
What can this do that standard Unix find can not do?
autobodie•1y ago
cross platform support, according to the description.
indemnity•1y ago
fd exists https://github.com/sharkdp/fd
spyrja•1y ago
Looks like it has a pretty good interface as well. It does however seem a just a bit too top-heavy (lot's of dependencies) not to mention a few more bugs than I particularly care for. But sheesh, 37K stars, it must be good for something!
blooalien•1y ago
> ... "it must be good for something!"

It's good for finding files fast, and piping the resulting file paths into other tools for further action / handling. It does what it claims to do and does it well. :)

spyrja•1y ago
I would say the default behaviour just isn't very ergonomic. Suppressing warnings for example requires piping to /dev/null (whereas `path` supresses permission warnings by default), if you want to limit the number of results you have to pipe the output to another command, getting xargs-like behaviour (obviously), or putting quotes around lines with embedded spaces, there are simply more hoops to jump through. It's much easier to type "path -sf .jpg .jpeg .png" than whatever would be required to get the `find` utility to do the same. (Or, say, finding all node_modules folders with "path -z n_m", it's just so much more satisfying.) But yes, these are mostly just syntactic-sugar kinds of issues. Aside from that (and perhaps the lack of cross-platform compatibility), I would say there is nothing inherently deficient about the `find` command. It's a work-horse which probably has more features than `path` does. But the latter really is growing on me. It is actually quite fun to use, if I may say so myself!
jimbokun•1y ago
“A more ergonomic find command” is a nice elevator pitch.
pimlottc•1y ago
From the name and description, I expected this to perform operations on file path strings, like convert relative to absolute (and vice versa), expand symlinks, convert unix paths to dos, etc. This is more like a find command.
spyrja•1y ago
I don't see why it necessarily couldn't, my only question would be if there are really many actual use cases for such things? As far as symlinks go, I suppose being able to expand them (but not following them!) might be somewhat useful. But converting to DOS paths and vice-versa? That just doesn't seem very useful. Nevermind converting to-and-fro relative and absolute paths, I can't even imagine what the point of that would be. But perhaps I'm just not seeing the forest for the trees, as they say.
qrobit•1y ago
As a rule of thumb I always make paths absolute when handling files in scripts. But then sometimes I need to copy a directory tree relative to $CWD somewhere else, so I convert them back to relative

Fish, being a great shell, provides this via `path` command[0]

[0]: https://fishshell.com/docs/current/cmds/path.html

jl6•1y ago
> for the primary purpose of helping other programs know where to find stuff

Potential footgun to make a program rely on this to locate, say, a shared library (as in one of the examples), if there’s a possibility that someone has smuggled a malware’d version of it into, say, /tmp, since it defaults to searching the root directory.

spyrja•1y ago
Kind of, but also kind of not. I mean if someone can smuggle a file into some random directory, chances are they have enough access to write directly to the "correct" folder to begin with. Personally I wouldn't execute or otherwise load any sort of executable content from a non-root directory (although certainly there are many people who wouldn't even think twice before doing such a thing). So it really just boils down to having a sane security-policy. Restrict searches with something like "path -d /usr *" and you are guaranteed not to scoop-up something that was world-writable in the first place. In fact in the example given in the README, that is precisely how that would have worked. Both /lib32 and /lib64 are owned by "root" and hence not a concern.
jl6•1y ago
Naturally every footgun is guaranteed to be safe as long as you use it right :)

I wonder if a safer default would be to start searches at the current directory rather than the root directory?

spyrja•1y ago
I did actually consider that at one point, but eventually decided against it because I felt would have meant a sacrifice in performance; first you'd do the local search, then start at the very top and recurse back down, checking every single entry against the local path to be sure that you don't do the local traversal all over again. Fortunately the code base is very clean and straight-forward, so it would be a fairly trivial excercise to just fork the repo and make those changes yourself to get that kind of behaviour.
account-5•1y ago
I've been finding nushell's `ls` with a where clause is pretty good for this. There's also the `find` command too.
spyrja•1y ago
Well I ran a bunch of tests and it turns out that the performance wasn't actually impacted very much after all. So the changes are official. I also made some other adjustments to the default behaviour; if no pattern is specified then it just matches everything. In other words, "path -f" prints every regular file in the filesystem (starting in the current one). Anyway, thanks for the suggestion, otherwise I may not gone down that (decidedly satisfying) rabbit-hole!