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Rust on Every GPU

https://rust-gpu.github.io/blog/2025/07/25/rust-on-every-gpu/
196•littlestymaar•3h ago•47 comments

Bringing a decade old bicycle navigator back to life with open source software

https://raymii.org/s/blog/Bringing_a_Decade_Old_Bicycle_Navigator_Back_to_Life_with_Open_Source_Software_and_DOOM.html
57•mtlynch•2h ago•4 comments

Do not download the app, use the website

https://idiallo.com/blog/dont-download-apps
1038•foxfired•15h ago•547 comments

Breaking the WASM/JS communication performance barrier

https://github.com/ealmloff/sledgehammer_bindgen
41•weinzierl•3d ago•4 comments

Open Sauce is a confoundingly brilliant Bay Area event

https://www.jeffgeerling.com/blog/2025/open-sauce-confoundingly-brilliant-bay-area-event
166•rbanffy•3d ago•69 comments

It's time for modern CSS to kill the SPA

https://www.jonoalderson.com/conjecture/its-time-for-modern-css-to-kill-the-spa/
551•tambourine_man•16h ago•335 comments

The append-and-review note

https://karpathy.bearblog.dev/the-append-and-review-note/
16•vinhnx•3d ago•5 comments

Simon Tatham's Portable Puzzle Collection

https://www.chiark.greenend.org.uk/~sgtatham/puzzles/
71•sogen•6h ago•10 comments

CCTV footage captures the first-ever video of an earthquake fault in motion

https://www.smithsonianmag.com/smart-news/cctv-footage-captures-the-first-ever-video-of-an-earthquake-fault-in-motion-shining-a-rare-light-on-seismic-dynamics-180987034/
197•chrononaut•10h ago•27 comments

Yes, the Book of PF, Fourth Edition Is Coming Soon

https://bsdly.blogspot.com/2025/07/yes-book-of-pf-4th-edition-is-coming.html
33•turtleyacht•3d ago•6 comments

The rise and fall of the Hanseatic League

https://worksinprogress.co/issue/the-rise-and-fall-of-the-hanseatic-league/
63•loeber•3d ago•17 comments

Keep Pydantic out of your Domain Layer

https://coderik.nl/posts/keep-pydantic-out-of-your-domain-layer/
22•erikvdven•3d ago•39 comments

It's a DE9, not a DB9 (but we know what you mean)

https://news.sparkfun.com/14298
394•jgrahamc•23h ago•251 comments

Never write your own date parsing library

https://www.zachleat.com/web/adventures-in-date-parsing/
210•ulrischa•19h ago•256 comments

Why I do programming

https://esafev.com/notes/why-i-do-programming/
45•artmare•7h ago•16 comments

I am a SOTA 0-shot classifier of your slop

https://christopherkrapu.com/blog/2025/i-know-you-didnt-write-that/
9•ckrapu•28m ago•2 comments

Why MIT switched from Scheme to Python (2009)

https://www.wisdomandwonder.com/link/2110/why-mit-switched-from-scheme-to-python
239•borski•20h ago•190 comments

Efficient Computer's Electron E1 CPU – 100x more efficient than Arm?

https://morethanmoore.substack.com/p/efficient-computers-electron-e1-cpu
215•rpiguy•21h ago•83 comments

The natural diamond industry is getting rocked. Thank the lab-grown variety

https://www.cbc.ca/news/business/lab-grown-diamonds-1.7592336
18•geox•1h ago•17 comments

The future is not self-hosted

https://www.drewlyton.com/story/the-future-is-not-self-hosted/
355•drew_lytle•1d ago•339 comments

Animated Cursors

https://tattoy.sh/news/animated-cursors/
204•speckx•19h ago•41 comments

Experimental surgery performed by AI-driven surgical robot

https://arstechnica.com/science/2025/07/experimental-surgery-performed-by-ai-driven-surgical-robot/
101•horseradish•16h ago•108 comments

Vanilla JavaScript support for Tailwind Plus

https://tailwindcss.com/blog/vanilla-js-support-for-tailwind-plus
265•ulrischa•19h ago•148 comments

Steam, Itch.io are pulling ‘porn’ games. Critics say it's a slippery slope

https://www.wired.com/story/steam-itchio-are-pulling-porn-games-censorship/
523•6d6b73•21h ago•681 comments

Developing our position on AI

https://www.recurse.com/blog/191-developing-our-position-on-ai
218•jakelazaroff•2d ago•69 comments

Users claim Discord's age verification can be tricked with video game characters

https://www.thepinknews.com/2025/07/25/discord-video-game-characters-age-verification-checks-uk-online-safety-act/
68•mediumdeviation•9h ago•57 comments

CO2 Battery

https://energydome.com/co2-battery/
144•xnx•21h ago•125 comments

Programming vehicles in games

https://wassimulator.com/blog/programming/programming_vehicles_in_games.html
285•Bogdanp•22h ago•64 comments

What is X-Forwarded-For and when can you trust it? (2024)

https://httptoolkit.com/blog/what-is-x-forwarded-for/
38•ayoisaiah•3d ago•11 comments

Women dating safety app 'Tea' breached, users' IDs posted to 4chan

https://www.404media.co/women-dating-safety-app-tea-breached-users-ids-posted-to-4chan/
480•gloxkiqcza•21h ago•617 comments
Open in hackernews

Claude Code introduces specialized sub-agents

https://docs.anthropic.com/en/docs/claude-code/sub-agents
116•tekkertje•18h ago

Comments

T0Bi•15h ago
So everything claude-flow¹ already does but worse (I guess?).

¹ https://github.com/ruvnet/claude-flow

nazgul17•14h ago
Except it's not in alpha phase
dchuk•13h ago
I’ll admit this looks comprehensive, but man oh man does this seem complicated and over doing it
himeexcelanta•12h ago
This looks like a yarn ball (in not a good way)
SOLAR_FIELDS•11h ago
That guy doesn't even understand how his own software works. Is anyone actually using this thing and putting their code into production?
lubujackson•8h ago
It's extreme dogfooding where he is making a mashed potato volcano where Claude agents are the potatoes and your sanity is the gravy.
AbstractH24•1h ago
Not only are people using them, they are building startups based on them. And then selling said startups.
jampa•10h ago
> IMPORTANT: Claude Code must be installed first:

> [...]

> # 2. Activate Claude Code with permissions

> claude --dangerously-skip-permissions

Bypassing all permissions and connecting with MCPs, can't wait for "Claude flow deleted all my files and leaked my CI credentials" blog post

data-ottawa•8h ago
I would like a simple tool to run Claude in a container with only read/write access to provided folders.

I’ve set it up bespoke but the auth flow gets broken.

oarsinsync•7h ago
Have you considered asking Claude code to write this for you?
T0Bi•4h ago
I use the .devcontainer¹ from the claude-code repository. It works great with VSC and let's you work in your docker container without any issues. And as long as you use some sort of version control (git) you cannot really lose anything.

¹ https://github.com/anthropics/claude-code/tree/main/.devcont...

T0Bi•4h ago
There are already several of such blog posts.

I use the .devcontainer¹ from the claude-code repository. It works great with VSC and let's you work in your docker container without any issues. And as long as you use some sort of version control (git) you cannot really lose anything.

¹ https://github.com/anthropics/claude-code/tree/main/.devcont...

dazzaji•7h ago
Ruv (of Claude Flow) seems to like the new Claude Agents a lot, and already is leveraging them in Claude Flow. He waxes positively on the topic here: https://www.linkedin.com/posts/reuvencohen_spent-the-afterno...
lvl155•2h ago
What did you make me read. Right off the bat, it says v2 alpha.

Bro…

bomewish•14h ago
Has CC become much stupider in recent weeks, or is it me? Any anecdata out there?
illusive4080•13h ago
Not for me. It gets worse when context is nearly full. I like to compact or clear context more often than it does automatically.
nico•13h ago
Do you do this via settings or just keep track of it and manually ask it to do it more often?
nico•13h ago
I don’t know about stupider, but definitely less reliable/available

A couple days ago I was getting so many api errors/timeouts I decided to upgrade from the $20 to the $100 plan (as I was also regularly hitting rate limits as well)

It seemed to fix the issue immediately. But today, the errors came back for about half an hour

SOLAR_FIELDS•11h ago
It goes down usually around 1400-1500 UTC. Europeans are still awake and once the west coast joins in the fray Anthropic falls over.

Pretty rare to get a 529 outside of that time window in my personal experience, at least during the USA day.

data-ottawa•8h ago
Their status page for the week is rough. They’re down to 98% uptime.

Hopefully they work out whatever issue is going on.

https://status.anthropic.com/

_--__--__•12h ago
People speculate somewhat seriously that Claude (especially given its French name) picked up at some point that you aren't supposed to work as hard in July and August.
madrox•11h ago
How long before we hire psychiatrists instead of engineers to debug AI
OrsonSmelles•10h ago
Well, we could start with some ELIZA instances.
lubujackson•8h ago
I see that you feel we could start with some ELIZA instances. Can you tell me more about that?
nialse•6h ago
To be frank psychiatrists, being MDs, would likely prescribe medication and I’m not sure how that would help. As a licensed psychologist I have ideas on how to debug AI though.
AbstractH24•1h ago
Why, we'll just have specialized agents for ingesting Prozac and that'll magically solve everything.
taneq•1h ago
Robopsychologists, you say?
sunaookami•5h ago
That one guy on Twitter that posted this wrote it as a joke and everyone took it seriously. It's not true. It works the same for me.
oc1•4h ago
How do you know? It acts much lazier in the recent summer months for me..
stavros•3h ago
How have you disproved the hypothesis that it recently got dumber and it just happens to be summer?
AbstractH24•1h ago
Clearly, it compared performance to last summer

(Just to be clear, I have no idea what on this thread to take seriously and not and who is. I'm joking at least.)

stavros•1h ago
That won't do it, though, you'd have to observe it being dumber on June 1 and smart again on September 1 for years.
laborcontract•10h ago
Insert something to the tune of: “never read files in slices. Instead, whenever accessing a file, you must read a file in entirety[..]” at the beginning of every conversation or whenever you’re down to burn more credits/get better results.

A great deal of claude stupidity is due to context engineering, specifically due to the fact that it tries its hardest to pick out just the slice of code it needs to fulfill the task.

A lot of the annoying “you’re absolute right!” come from CC incrementally discovering that you have more than 10 lines of code in that file that pertains to your task.

I don’t believe conspiracies about dumbed down models. Its all context pruning.

oc1•4h ago
so claude code does the same shit like cursor?
slantaclaus•10h ago
I feel like it’s gotten better recently
audinobs•1h ago
I think it is like with a gambling game that you get on hot and cold streaks, runs based on chance.

The model feels like it has got stupid when you get on a cold streak after a hot hand.

Dlanv•10h ago
I wonder if this is also a good way to create experts for specific tasks/features of a codebase.

For example, a sub-agent for adding a new stat to an RPG. It could know how to integrate with various systems like items, character stats component, metrics, and so on without having to do as much research into the codebase patterns.

pjm331•8h ago
I've made a few attempts at manually doing this w/ mcp and took a brief look at "claude swarm" https://github.com/parruda/claude-swarm - but in the short time I spent on it I wasn't having much success - admittedly I probably went a little too far into the "build an entire org chart of agents" territory

the main problem I have is that the agents just aren't used

For example, I set up a code reviewer agent today and then asked claude to review code, and it went off and did it by itself without using the agent

in one of anthropic's own examples they are specifically telling claude which agents to use which is exactly what I don't want to have to do:

> First use the code-analyzer sub agent to find performance issues, then use the optimizer sub agent to fix them

My working theory is that while Claude has been extensively trained on tool use and is often eager to use whatever tools are available, agents are just different enough that they don't quite fit - maybe asking another agent to do something "feels" very close to asking the user to do something, which is counter to their training

but maybe I just haven't spent enough time trying it out and tweaking the descriptions

conception•8h ago
Roo code does this really well with their orchestration mode, there’s probably a way to have a claude.md to do this as well. The only issue with roo is it’s “single threaded” but you do get the specific loaded context and rules for a specific task which is really nice.
oc1•5h ago
the same problem with mcp. as well as claude md. most of the time they aren't used when it would be appropriate. what's the point of this agents and standards when you can't make them reliably being used by your model..
Garlef•6h ago
One nice realization I had when using a similar feature in roo:

You don't need a full agent library to write LLM workflows.

Rather: A general purpose agent with a custom addition to the system prompt can be instructed to call other such agents.

(Of course explicitly mamaging everything is the better choice depending on your business case. But i think it would be always cheaper to at least build a prototype using this method.)

lvl155•2h ago
Here my main problem with sub-agents WITHIN Claude Code. They don’t allow you to use other models. Let’s be honest it’s 99% Sonnet.