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A hidden "on switch" in human DNA has been decoded

https://www.sciencedaily.com/releases/2026/08/260823014943.htm
1•geox•1m ago•0 comments

How Much of the Internet Is Written with AI?

https://www.pewresearch.org/data-labs/2026/08/20/how-much-of-the-internet-is-written-with-ai/
1•champagnepapi•3m ago•0 comments

Nvidia Is Spending $6B to Build a Powerful U.S. Alternative to Chinese AI

https://www.wsj.com/tech/ai/nvidia-is-spending-6-billion-to-build-a-powerful-u-s-alternative-to-c...
1•bryan0•3m ago•0 comments

Why Sal Khan't: On Learning by Making but Teaching by Telling

https://punyamishra.com/2026/04/16/why-sal-khant-on-learning-by-making-but-teaching-by-telling/
1•the-mitr•4m ago•0 comments

Pisces V5 – Open-Source 65k-ALU Tensor SoC for Desktop X-Ray Lithography

https://github.com/rgpanday/PISCES-Architecture
1•romes12000•6m ago•0 comments

Fractals Without a Computer [video]

https://www.youtube.com/watch?v=koDCabeh5kQ
1•onemoresoop•7m ago•0 comments

PC Tweaker

https://pctweaker.app/
2•xn0time•8m ago•0 comments

LLM Watermarking from Scratch (Gist)

https://gist.github.com/jSwords91/2732ff6017213526da73e8dc2bd54770
1•protagonist_hn•8m ago•1 comments

History of the Filesystem

https://twitter.com/alezander9/status/2090991558145499607
2•gregpr07•9m ago•0 comments

Git Worktrees for AI Agents

https://lanes.sh/use-cases/git-worktrees-for-ai-agents
1•s-xyz•9m ago•0 comments

Securing sandboxes: What happens when AI agents escape containment?

https://thenewstack.io/securing-ai-agent-sandboxes/
1•Brajeshwar•10m ago•0 comments

AgentGuard – open-source firewall for inter-agent AI messages

https://github.com/nizba06/agentguard
1•Nizba06•10m ago•0 comments

Show HN: Libre WebUI 0.28, a watchable, teachable computer for local agents

https://github.com/libre-webui/libre-webui
2•rob-x-ai•10m ago•0 comments

Coconut Oil Jet Fuel Matches Kerosene's Efficiency in Engine Tests

https://studyfinds.com/coconut-oil-jet-fuel-matches-kerosenes-efficiency-in-engine-tests/
2•mdp2021•13m ago•0 comments

Using Models to Create Models of New York City

https://petersobot.com/blog/using-models-to-create-models-of-new-york-city/
1•psobot•13m ago•0 comments

The Feta War: U.S. Targets Greece's Cheese

https://www.thenationalherald.com/the-feta-war-u-s-targets-greeces-cheese/
2•dataflow•14m ago•0 comments

A free AI model is winning over developers. And nobody knows servers it runs on

https://thenextweb.com/news/ox-alpha-stealth-model-openrouter-anonymous-provider
1•colinprince•16m ago•0 comments

IBM PC XT (Model 5160) emulator in the browser

https://www.pcjs.org/machines/pcx86/ibm/5160/vga/
1•hliyan•16m ago•0 comments

Re: I turned my RSS feeds into an e-ink newspaper to stop reading on my phone

https://cailinpitt.com/blog/2026/8/23/reading-rss-feeds-on-my-xteink-x4
2•classictraffic•19m ago•0 comments

Wiki Is Not Enough

https://replicated.live/blog/wiki
4•gritzko•23m ago•0 comments

Building a Better Inner Loop

https://bradleygibbs.dev/posts/building-a-better-inner-loop/
3•bradleygibbs•25m ago•0 comments

Show HN: Job Seeker – open-source Markdown skills that automate your job search

https://github.com/galiprandi/job-seeker
3•galiprandi•27m ago•1 comments

Show HN: List your good SaaS for free

https://goodsaas.lol/
1•its_ajseven•29m ago•0 comments

I ran out of space extracting a RAR so I built ReclaimArc

https://github.com/harlixay7/ReclaimArc
1•harlixay7•30m ago•0 comments

Show HN: Dav-next – Nginx module – small and fast Nextcloud file server

https://codeberg.org/lunae/dav-next
2•mid1221213•31m ago•0 comments

Supplement 3 – Toril Johannessen: The Invention and Conclusion of the Eye

https://fillip.ca/content/the-invention-and-conclusion-of-the-eye
1•jruohonen•35m ago•0 comments

Field Notes: AI has a UX problem

https://luckyjajj.com/writing/ai-has-a-ux-problem/
1•luckyjajj•37m ago•0 comments

Gpuix: React Bindings for the GPUI UI Framework

https://github.com/remorses/gpuix
1•goranmoomin•37m ago•0 comments

Superhuman Docs (formerly Coda)

https://superhuman.com/docs
1•tillulen•37m ago•0 comments

So, You Found a Foden Steam Lorry in a Field. What Next?

https://hackaday.com/2026/08/23/so-you-found-a-foden-steam-lorry-in-a-field-what-next/
3•colinprince•37m ago•0 comments
Open in hackernews

Ask HN: Which function definition keyword do you prefer, def or fn?

1•winwang•1y ago
I'm curious about what people think of `def` vs `fn`, two short keywords for starting function definitions.

...Or maybe we should subscribe to the church of `df`, haha.

Comments

sitkack•1y ago
def could be for lots of things, fn is for functions. I don't think it matters much as long as you have one. C would have been so much easier to parse. Just copy Zig or Rust.
butlersean•1y ago
def means define, could be used to define all kinds of things

fn isnt a legitimate short form of function

fun doesnt work because of the amusement factor

func is the only alternative we have left

sitkack•1y ago
How about unicode or emojis?

These don't have the full fidelity as hn scrubs emojis

add = (a, b) -> a + b

a, b ⟹ a + b

λ add(a, b): ↪ a + b

johncoltrane•1y ago
"def" is too generic.

"fn" is too cryptic.

"function" is better than the two.

MultifokalHirn•1y ago
Agreed