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AI Could Shrink Income Tax Revenue and Threaten Economies

https://www.bloomberg.com/news/features/2026-07-16/how-ai-could-shrink-income-tax-revenue-and-thr...
1•littlexsparkee•2m ago•1 comments

Converting Files into Minecraft Worlds

https://wuemeli.com/blog/sulfur-part-1/
1•wuemeli•5m ago•0 comments

Multi-Agent Design Patterns – Part 1: Separating Coder and Tester

https://medium.com/@Koukyosyumei/understanding-multi-agent-design-patterns-part-1-agentcoder-sepa...
1•syumei•5m ago•0 comments

Italy passes obesity law to prevent cardiovascular disease across Europe

https://academic.oup.com/ehjqcco/advance-article/doi/10.1093/ehjqcco/qcag094/8704145?login=false
2•simonebrunozzi•6m ago•0 comments

Show HN: Follow primary sources, and know first

1•jaredwiener•6m ago•0 comments

Show HN: Codex Micro on Your Phone

https://github.com/maxxspotter/codex-micro-app
1•cvaman•7m ago•1 comments

RubyGems Supply Chain Attack

https://www.aikido.dev/blog/sleepergem-rubygems-supply-chain-attack
1•knappe•7m ago•0 comments

Potential AI futures would play out in the current tax system

https://budgetlab.yale.edu/research/how-potential-ai-futures-would-play-out-current-tax-system
3•atlasunshrugged•8m ago•0 comments

Miss the old web? Join us haywood.computer

https://www.haywood.computer
1•scooterbooper•8m ago•0 comments

Projects every RC live races and results

https://rc-replay.dev/lr/vmrc/r/6912053
1•apokly•9m ago•0 comments

Trinket Box Purveyors Are Melting Down

https://defector.com/trinket-box-purveyors-are-melting-down
2•pavel_lishin•10m ago•0 comments

Show HN: Memento, Shared Agentic Memory

https://rcarmo.github.io/projects/memento/
1•rcarmo•10m ago•0 comments

Cape Grim Air Archive

https://research.csiro.au/acc/capabilities/cape-grim-air-archive/
1•toomuchtodo•10m ago•0 comments

Show HN: Riace – a hands-free interval timer I built while getting back in shape

https://apps.apple.com/it/app/riace/id6760669387
1•mrdobelina•10m ago•0 comments

Show HN: Linguin, a live multilingual dictionary for 120 languages

https://linguin.xyz/
1•astroscout•11m ago•0 comments

Ports – see what's running by project, and kill it by name

https://github.com/pyjeebz/ports
1•pyjeebz•12m ago•0 comments

Far above the Earth, NASA's Apollo lunar lander put astronauts on the moon

https://apnews.com/article/apollo-lunar-lander-moon-nasa-ded0b6a8271940c1966a64fb9d78d7de
3•billybuckwheat•12m ago•0 comments

Catnip essential oil-based mosquito repellent

https://pmc.ncbi.nlm.nih.gov/articles/PMC13106807/
1•simonebrunozzi•12m ago•0 comments

The World Hum Map and Database Project

https://www.thehum.info/
1•bookofjoe•16m ago•0 comments

Sixty: A 60-second daily puzzle circuit

https://sixty.redvectorgames.com/
1•alishaikha•17m ago•0 comments

Show HN: Recallfox – remember everything you learn

https://recallfox.com
1•manthan1674•19m ago•0 comments

Ask HN: If you're running LLM bots on HN, can you at least report results?

2•shtack•19m ago•0 comments

South Korean SMR-powered container ship design certified

https://www.world-nuclear-news.org/articles/korean-smr-powered-container-ship-design-certified
3•eatonphil•21m ago•0 comments

A New Storytelling Tool

https://ab.neudice.eu/
1•zebike•21m ago•0 comments

FreeCAD at Siemens [video]

https://www.youtube.com/watch?v=r-De57aHcIc
1•AleksanderS•22m ago•1 comments

The creepiest 'sales demo' of all time

https://www.appenmedia.com/opinion/letter-to-the-editor-the-creepiest-sales-demo-of-all-time/arti...
1•slowin•24m ago•0 comments

Show HN: Free FIRE calculators that run entirely in the browser

https://firecalculatorhq.com/
1•jonaseriksen•24m ago•1 comments

Drinking with Datalog

https://ianthehenry.com/posts/drinking-with-datalog/
2•smartmic•24m ago•0 comments

The Dark Energy Camera's New Image Is Reminiscent of van Gogh

https://www.universetoday.com/articles/the-dark-energy-cameras-new-image-is-reminiscent-of-van-gogh
2•rbanffy•25m ago•1 comments

A Linux Kernel 0-day Journey – From a limited UAF to Physical Memory R/W

https://1day.dev/posts/linux-kernel-0day.html
1•speckx•25m 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