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99.26% storage reduction with exact reconstruction on 100-version repo

https://github.com/openzfs/zfs/discussions/19201
1•bamboozledlabs•1m ago•0 comments

Agdog – htop and nvitop, fused and agent-aware

https://github.com/dynaum/agdog
1•dynaum•2m ago•0 comments

RFPeptides: De novo design of protein-binding macrocycles using deep learning

https://www.nature.com/articles/s41589-025-01929-w
1•brandonb•2m ago•0 comments

Who is responsible for limiting global warming to 1.5 degrees?

https://www.universiteitleiden.nl/en/news/2026/09/phd-stephanie-cap
1•geox•7m ago•0 comments

What 'ferritin face' means – and how to tell if you may be iron-deficient

https://www.washingtonpost.com/wellness/2026/09/15/what-ferritin-face-means-how-tell-if-you-may-b...
1•brandonb•16m ago•0 comments

YouTube has a Propaganda Problem [video]

https://www.youtube.com/watch?v=H8YdOF1yXfM
2•justhw•20m ago•0 comments

The #2 x402 seller on Base funded its own buyers

https://chainward.ai/decodes/x402-on-base
1•saltxd•22m ago•0 comments

Night of Ten Thousand Lanterns – interactive dynamic painting

https://www.echohive.ai/experiments/lanterns
1•echohive42•23m ago•0 comments

Armada: Encrypted, Open-Source, Discord Alternative (Built on Nostr)

https://soapbox.pub/armada
8•long____cat•24m ago•0 comments

An open protocol for agent feedback

https://feedback.now/
1•iacguy•25m ago•0 comments

Debian 11 bullseye-security repos have gone missing after botched EOL process

https://lists.debian.org/debian-mirrors/2026/09/msg00001.html
4•superkuh•29m ago•2 comments

Roundup of October 2026 Bootstrapper Events

https://bootstrappersbreakfast.com/2026/09/22/roundup-of-october-2026-bootstrapper-events/
1•skmurphy•30m ago•1 comments

Microsoft drops Copilot+ branding from its new laptops

https://www.tomshardware.com/tablets/microsoft-surface/microsoft-quietly-drops-copilot-branding-f...
8•anthuswilliams•33m ago•2 comments

Build a Real‑Time Telemetry Pipeline for SpaceX Starship Launches

https://thelooplet.com/posts/how-to-build-a-real-time-telemetry-pipeline-for-spacex-starship-laun...
3•killme2008•33m ago•0 comments

You are a 1000x maker, and you can't think of how to make your stack 10x better?

https://twitter.com/josevalim/status/2103751481757216781
5•thunderbong•43m ago•2 comments

Nissan's third generation e-POWER powertrain

https://www.nissan-global.com/EN/INNOVATION/TECHNOLOGY/ARCHIVE/E_POWER_GEN3/
5•mroche•48m ago•4 comments

TabPFN and TabICL vs. tuned XGBoost: the model that doesn't train won 14/14

https://efraingaray.com/en/blog/tabpfn-vs-xgboost/
2•EfrainGaray•52m ago•0 comments

How to build a Jev-style classifier with DiffusionGemma and vLLM

https://medium.com/google-cloud/how-to-build-a-jev-style-classifier-with-diffusiongemma-and-vllm-...
1•teleforce•58m ago•1 comments

Russia hits Ukraine's largest mobile provider, strikes data centres

https://www.reuters.com/business/aerospace-defense/russia-hits-ukraines-largest-mobile-provider-s...
4•giuliomagnifico•1h ago•0 comments

Minecraft beat Minecraft after 2B years

https://www.pcgamer.com/games/survival-crafting/minecraft-beat-minecraft-after-2-billion-years/
4•morder•1h ago•0 comments

New Domain:)

https://www.base31.org/
1•notam•1h ago•2 comments

Ruby-lean: A Ruby semantics with a type soundness proof

https://samx.io/blog/topics/devlog/2026-09-26-ruby-lean.html
1•samxif•1h ago•0 comments

Musk, the Movie

https://bleeckerstreetmedia.com/musk
28•yablak•1h ago•2 comments

Emotional Well-Being on ChatGPT

https://arxiv.org/abs/2504.03888
2•lasky•1h ago•1 comments

The next AI breakout will come from a services firm

https://www.introspection.dev/manifesto
2•asasidh•1h ago•0 comments

Claude Generated Summary on Sri Lanka Batalanda Commission of Inquiry

https://claude.ai/artifact/4xzcAXCXwFTeMSopXhJjvk
2•kharon•1h ago•0 comments

Owed a billion dollars in Nvidia stock

https://colo.to/nvidia-stock-narrative.html
118•Eric_Gullichsen•1h ago•42 comments

Fool's Expertise

https://bcantrill.dtrace.org/2026/09/27/fools-expertise/
3•elffjs•1h ago•1 comments

Internal Weather

https://alearningaday.blog/2026/09/26/internal-weather-3/
2•JumpCrisscross•1h ago•0 comments

When Back-to-School Shopping Includes Bulletproof Backpacks

https://www.nytimes.com/interactive/2026/09/21/magazine/shooting-fears-school-equipment.html
3•bookofjoe•1h ago•1 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