Hacker News on Sunday, 23 June 2024

I am using AI to drop hats outside my window onto New Yorkers(dropofahat.zone)

1260 points by jimhi 2 years ago | 401 comments

A personal project page describing using AI object detection to drop hats from a window onto pedestrians' heads in midtown New York.

The tiny chip that powers Montreal subway tickets(righto.com)

870 points by todsacerdoti 2 years ago | 469 comments

Ken Shirriff's blog post examining the NFC chip inside a disposable Montreal Métro paper ticket, explaining how it is powered by and communicates with the turnstile.

Llama.ttf: A font which is also an LLM(fuglede.github.io)

554 points by fuglede_ 2 years ago | 142 comments

Project page for llama.ttf, a font file that embeds a Llama language model and inference engine via HarfBuzz's Wasm shaper.

Liquid Layers(grantkot.com)

492 points by nmstoker 2 years ago | 51 comments

An interactive browser demo by Grant Kot simulating colored fluid particles forming liquid layers.

I've stopped using box plots (2021)(nightingaledvs.com)

353 points by colinprince 2 years ago | 224 comments

A Nightingale article by Nick Desbarats explaining why he stopped using box plots and whether other data visualization practitioners should too.

Start all of your commands with a comma (2009)(rhodesmill.org)

344 points by vmbrasseur 2 years ago | 140 comments

Brandon Rhodes' 2009 blog post suggesting prefixing personal shell script names with a comma to avoid collisions with system commands.

LINQPad – The .NET Programmer's Playground(linqpad.net)

267 points by wofo 2 years ago | 116 comments

Detecting hallucinations in large language models using semantic entropy(nature.com)

220 points by Tomte 2 years ago | 153 comments

Timeliness without datagrams using QUIC(quic.video)

213 points by wofo 2 years ago | 202 comments

Porting Python to a $3 smartwatch [video](youtube.com)

202 points by zdw 2 years ago | 35 comments

Remembering the LAN (2020)(tailscale.com)

166 points by udev4096 2 years ago | 48 comments

The economics of the Birkin handbag(wsj.com)

165 points by wallflower 2 years ago | 314 comments

Words you can spell with a calculator (2005)(paperlined.org)

160 points by wonger_ 2 years ago | 72 comments

A railroad simulation using discrete event simulation(picolisp-explored.com)

159 points by todsacerdoti 2 years ago | 67 comments

Deriving Dependently-Typed OOP from First Principles(arxiv.org)

157 points by matt_d 2 years ago | 16 comments

B-Trees Require Fewer Comparisons Than Balanced Binary Search Trees(databasearchitects.blogspot.com)

155 points by greghn 2 years ago | 67 comments

Mitochondrial signal transduction (2022)(cell.com)

149 points by breck 2 years ago | 93 comments

Why your brain is 3 milion more times efficient than GPT-4(grski.pl)

144 points by sebastianvoelkl 2 years ago | 170 comments

Of Psion and Symbian(abortretry.fail)

140 points by klelatti 2 years ago | 47 comments

Asynchronous Consensus Without Trusted Setup or Public-Key Cryptography(eprint.iacr.org)

137 points by simonpure 2 years ago | 42 comments

US Forest Service proposes protections for old-growth trees, without logging ban(opb.org)

136 points by geox 2 years ago | 98 comments

Three ways to think about Go channels(dolthub.com)

135 points by ingve 2 years ago | 102 comments

Traffic engineers build roads relying on outdated research, faulty data(theconversation.com)

128 points by rntn 2 years ago | 151 comments

Singapore doubles down on lab-grown meat as Silicon Valley backs off(restofworld.org)

128 points by Brajeshwar 2 years ago | 110 comments

TinyLetter Shut Down by Mailchimp, So I Built the LetterDrop(github.com)

126 points by madawei2699 2 years ago | 81 comments

The First Animal Ever Found That Doesn't Need Oxygen to Survive(sciencealert.com)

123 points by georgecmu 2 years ago | 50 comments

Y combinator codex (2021)(phoe.github.io)

120 points by 082349872349872 2 years ago | 35 comments

Traffic noise hurts children's brains(bbc.com)

117 points by rntn 2 years ago | 79 comments

Why not parse `ls` and what to do instead(unix.stackexchange.com)

115 points by nomilk 2 years ago | 144 comments

The City of London which is not part of London (2016)(thevintagenews.com)

105 points by kaisix 2 years ago | 93 comments

Nano DIP: the smallest complete Arduino board 33 x 10mm(avdweb.nl)

104 points by rolph 2 years ago | 36 comments

Arbitrary shell command evaluation in Org Mode (GNU Emacs)(seclists.org)

100 points by todsacerdoti 2 years ago | 22 comments

SquirrelFS: Using the Rust compiler to check file-system crash consistency(arxiv.org)

95 points by belter 2 years ago | 9 comments

Does a cave beneath Pembroke Castle hold key to fate of early Britons?(theguardian.com)

91 points by Brajeshwar 2 years ago | 26 comments

Elixir Gotchas(pragtob.wordpress.com)

89 points by lobo_tuerto 2 years ago | 22 comments

How automotive radar measures the velocity of objects(viksnewsletter.com)

87 points by subbdue 2 years ago | 46 comments

I found an 8 years old bug in Xorg(trace.yshui.dev)

86 points by yshui 2 years ago | 26 comments

My weekend project turned into a 3 year journey(blog.znote.io)

82 points by tony_lag 2 years ago | 26 comments

Review of Linux on Minisforum V3 AMD Ryzen Tablet(mudkip.me)

81 points by transpute 2 years ago | 46 comments

visionOS thermally throttles based on how much it hears the fans in the mics(twitter.com)

79 points by anonred 2 years ago | 29 comments

Interface Upgrades in Go (2014)(avtok.com)

76 points by panic 2 years ago | 37 comments

The Alternate Reality Kit (1987) [video](youtube.com)

74 points by surprisetalk 2 years ago | 8 comments

Some fundraisers pay >90% of the funds to themselves(propublica.org)

72 points by hilux 2 years ago | 25 comments

First we shape our social graph, then it shapes us (2022)(henrikkarlsson.xyz)

72 points by Curiositry 2 years ago | 20 comments

The manager's unbearable lack of endorphins(jamie.ideasasylum.com)

71 points by mooreds 2 years ago | 34 comments

Group actions and hashing unordered multisets (2021)(jeremykun.com)

61 points by KqAmJQ7 2 years ago | 5 comments

Writing an IR from Scratch and survive to write a post(farena.in)

58 points by matt_d 2 years ago | 7 comments

Fresh water on Earth emerged 500M years earlier than previously thought(curtin.edu.au)

58 points by geox 2 years ago | 59 comments

What scripting languages come out of the box on Debian 12?(hiandrewquinn.github.io)

56 points by hiAndrewQuinn 2 years ago | 49 comments

How electronic ignition works and also how to make a spark plug play music(theautopian.com)

54 points by pavel_lishin 2 years ago | 33 comments

Asian groceries like H Mart and Patel Brothers are reshaping America(nytimes.com)

52 points by bookofjoe 2 years ago | 29 comments

Neko: Portable framework for high-order spectral element flow simulations(github.com)

51 points by nateb2022 2 years ago | 8 comments

Infinitone Microtonal Saxophone(xerocraft.org)

50 points by brudgers 2 years ago | 39 comments

Character Tiling(uridiumauthor.blogspot.com)

50 points by ingve 2 years ago | 7 comments

How to do the jhanas(nadia.xyz)

50 points by mandliya 2 years ago | 52 comments

A supermarket trip may soon look different, thanks to electronic shelf labels(npr.org)

50 points by bookofjoe 2 years ago | 54 comments

Richard Stallman, su, and the 'wheel' group (2004)(meisterplanet.com)

47 points by wannacboatmovie 2 years ago | 36 comments

Inside Netflix's bet on advanced video encoding(theverge.com)

46 points by marban 2 years ago | 27 comments

How Cathode Ray Tubes Work [video](youtube.com)

46 points by hggh 2 years ago | 31 comments

Hans Hollein: Everything Is Architecture(designmanifestos.org)

46 points by conanxin 2 years ago | 22 comments