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Anthropic CEO Amodei Warns UN Security Council on AI Risks

https://www.youtube.com/watch?v=u-u8gOgNA9o
1•Betelbuddy•3m ago•0 comments

Show HN: Trader News – Hacker News for Finance

1•FailMore•4m ago•0 comments

Meta deletes this satirical video about its smart glasses from Instagram

https://www.youtube.com/watch?v=dHKhYL3is5o
1•HelloUsername•4m ago•0 comments

Show HN: Wl-pick – a live window picker for Sway

https://mil.ad/blog/2026/wl-pick.html
1•playnext•14m ago•0 comments

New facial recognition store checkout system piloted by Revolut

https://www.independent.co.uk/news/uk/home-news/revolut-facial-recognition-system-london-b3055475...
1•thm•16m ago•0 comments

Parsing JSON Objects Without Intermediate ASTs in Haskell

https://arthi-chaud.github.io/posts/json-ir/
2•fanf2•16m ago•0 comments

iOS 27 Trust Insights API [video]

https://developer.apple.com/videos/play/wwdc2026/379/
1•bfm•20m ago•1 comments

Don't we require emotions for doing research?

1•tesnorindian•20m ago•0 comments

The Lost Atomic Update on Loongson CPU

https://jia.je/hardware/2026/09/24/loongson-cpu-erratum-en/
1•jiegec•22m ago•0 comments

Kerberized MCP Server with Delegation

https://github.com/overpassconnect/mcp-krb-server
1•overpassconnect•23m ago•0 comments

We ported the original Doom to SQL

https://cedardb.com/blog/sqldoom/
2•kciter•29m ago•0 comments

Bring Back the Nokia Lifestyle

https://nokiaretrophone.mr-ahhk1412.chatgpt.site/
2•ahhk•32m ago•0 comments

Meta takes down a critical video about meta AI Glasses after filming at Meta

https://www.reddit.com/r/facebook/comments/1wotwrk/meta_takes_down_a_critical_video_about_meta_ai/
40•pieterr•35m ago•5 comments

Show HN: ListenIn – Mac dictation tuned for mixed Chinese-English speech

https://listenin.dev/
1•nomorefish•36m ago•0 comments

Show HN: Muro: Free Native Live Wallpapers for macOS

https://murowallpaper.com
2•rockyxsl•37m ago•0 comments

Show HN: La Machine – a useless box running Erlang on an ESP32 via AtomVM

https://github.com/pguyot/la_machine
2•oliviermevel•38m ago•0 comments

MCP server for Mario Paint. It draws and composes inside the real SNES game

https://github.com/TheLiux/MCPaint
2•TheLiux•40m ago•0 comments

DAWO: Working together on a digitally autonomous workplace for Dutch government

https://www.dawo.community/en/
1•TechTechTech•45m ago•0 comments

IKEA set to open supermarket sized stores in the Netherlands next year

https://nltimes.nl/2026/09/24/ikea-set-open-supermarket-sized-stores-netherlands-next-year
1•TechTechTech•45m ago•0 comments

Rails World 2026 Opening Keynote

https://www.youtube.com/watch?v=vDjW_dRyKXY
2•edu•48m ago•0 comments

Ideas on modernizing the open-source desktop

https://lwn.net/Articles/1095425/
2•rwmj•49m ago•2 comments

The current CSS-Tricks situation

https://chriscoyier.net/2026/09/21/13985/
1•Flimm•49m ago•1 comments

GCC and Clang performance changed over 10 years: my experiment

https://medium.com/@kostya27/gcc-vs-clang-10-years-of-evolution-396cd90881c0
1•birdculture•51m ago•0 comments

Code shouldn't know which LLM provider you're using

https://github.com/BerriAI/litellm
1•yyyysa•52m ago•0 comments

Vfkit: CLI tool to start virtual machines using macOS Virtualization framework

https://github.com/crc-org/vfkit
1•rguiscard•52m ago•0 comments

Researcher finds that cats lie around for a ridiculous amount of time

https://www.newscientist.com/article/2590148-researcher-finds-that-cats-lie-around-for-a-ridiculo...
2•XzetaU8•53m ago•2 comments

Show HN: compaction.dev makes cc/codex/cursor resend less, per run

https://github.com/philipppohlmann/compaction
2•philippadrian•55m ago•0 comments

Dopamine sites – The thrill of shopping without paying

https://www.bbc.co.uk/news/articles/cwn741v5rdpxo
4•mulhoon•57m ago•0 comments

Show HN: Full-page screenshots with free annotation and PDF export

https://chromewebstore.google.com/detail/fullpage-screenshot/oancbefogdnnbfclaimdkplonkpgdpdj
1•vinyasvi•58m ago•0 comments

The First Microbe for Mars

https://blog.pioneer-labs.org/p/announcing-the-first-microbe-for
1•rbanffy•59m 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