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Show HN: Alley Cat Band – An Android rhythm game starring a punk band of cats

https://play.google.com/store/apps/details?id=net.mrlatte.alleycatband&hl=en
1•jongha•9m ago•0 comments

Librepaper – Free Collaborative Platform for HTML, LaTeX, Typst, MD, Quarto

https://github.com/LibrePaper/librepaper
1•the-mitr•9m ago•0 comments

Tech Journalist Robert X Cringely Has Died

https://www.hillandwood.com/obituaries/Mark-Stephens?obId=49806651
2•jnord•14m ago•0 comments

Show HN: A bored button with a timer that only runs while your phone lies still

https://atitb.com/en/bored
1•azure_raven•14m ago•0 comments

World of Warcraft, but it's Isometric 2D [video]

https://www.youtube.com/watch?v=MRD4Yi_bqJs
1•skibz•21m ago•0 comments

Florida woman uses Claude as her diary. The diary tipped off the FBI

https://maccus.fr/en/claude-diary-police-arrest/
1•MarcellusDrum•22m ago•0 comments

CVE-2026-111391 PoC?

https://www.patchcve.com/reference/cve/CVE-2026-111391
1•PatchCVE•29m ago•1 comments

Vibecession: More Than You Wanted to Know

https://www.astralcodexten.com/p/vibecession-much-more-than-you-wanted
1•harporoeder•29m ago•0 comments

Show HN: Connecting Captions Local Private AI Interpreter

https://local-host.ai/connectingCaptions/
1•chrisswimlee•30m ago•0 comments

Show HN: PG Manager – A free Android app for rooms, residents, and rent

https://play.google.com/store/apps/details?id=com.herhaven.women_pg&hl=en_US
1•bhattattreya•37m ago•0 comments

Negotiating Post-Quantum TLS Handshakes

https://amongbytes.com/posts/rfc-10024-negotiating-pq-tls-handshakes/
1•hdc•43m ago•0 comments

Dsaenf

1•RevisePulseAI•45m ago•0 comments

Can't bear to say goodbye to your pet? Biotech's got you covered

https://www.technologyreview.com/2026/10/16/1146766/pet-biotech-longevity-cloning-cryonics/
1•joozio•46m ago•0 comments

AgentBlackBox – a policy gate and tamper-evident audit log for AI agents

https://agent-blackbox-five.vercel.app/demo
1•sontoshbhn•47m ago•0 comments

Show HN: Fast, secure JSON Formatter with side-by-side JSON diffing

https://instantjsonformatter.com
4•UmangPawar•48m ago•2 comments

Single Propeller Drone

https://github.com/jyjblrd/single-propeller-drone
1•_kb•49m ago•2 comments

15 NHS staff sacked after accessing medical records of Valdo Calocane victims

https://www.theguardian.com/society/2026/oct/17/fifteen-nhs-staff-sacked-after-accessing-medical-...
1•Symbiote•52m ago•0 comments

Show HN: SongFlip – Zero-click music link redirector for Android and iOS

https://github.com/thefraggle/songflip
1•thefraggle•54m ago•0 comments

ArXiv versus AI slop: will capping preprint submissions work?

https://www.nature.com/articles/d41586-026-03194-w
1•XzetaU8•56m ago•1 comments

Russia and US are discussing joint deals including on data centres

https://www.reuters.com/world/dmitriev-says-russian-wealth-fund-will-work-with-us-payment-diesel-...
5•vrganj•59m ago•0 comments

If you don't run your own LLM proxy how the fuck do you even know whats going on

https://jrdsgl.com/if-you-dont-run-your-own-llm-proxy-how-the-fuck-do-you-even-know-whats-going-on/
2•hnaccount93•59m ago•0 comments

Weights AI – AI Song Cover Generator

https://weightsai.net/
1•gregzeng95•1h ago•0 comments

The McGurk effect: what you see changes what you hear

https://www.transitivebullsh.it/projects/the-mcgurk-effect
1•transitivebs•1h ago•0 comments

ADAM17 is a broad HIV-1 restriction factor targeted by Nef

https://www.nature.com/articles/s41467-026-78949-0
1•frostbyte7•1h ago•0 comments

X11appjail v2.0.0: Testing D-Bus proxy and Linux-brave

https://www.youtube.com/watch?v=aGONzFRxeTY
2•DtxdF•1h ago•1 comments

We poisoned an agent's procedural memory and every test still passed

https://thewariend.com/papers/proof-before-reuse.pdf
2•maaaz•1h ago•0 comments

Jetson Thor Orin Nano devices and 1000s of prebuilt models

https://embedl.com/
1•hibijibies•1h ago•1 comments

Show HN: JSynth – Visual Programming Editor for Julia

https://github.com/ozanbora/JSynth
3•ozanbora•1h ago•0 comments

Integrals and Shapes

https://hidden-phenomena.com/articles/fourier
1•nill0•1h ago•0 comments

The Case for Ownership-First Development

https://twitter.com/i/status/2111574407814803936
1•Michelangelo11•1h 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