181. Without the futex, it's futile (h4x0r.org)
306 points | 2025 | author viega showed up | their comment | thread
“which to my estimation is not well aimed for either academics or practitioners. That's a problem across a big chunk of academia right now, and I hear it not just from…”
182. Improving performance of rav1d video decoder (ohadravid.github.io)
305 points | 2025 | author ohr showed up | their comment | thread
“I'm a huge fan of the "How to speed up the Rust compiler" series! I was hoping to capture the same feeling :)”
183. Phrase origin: Why do we "call" functions? (quuxplusone.github.io)
305 points | 2025 | author quuxplusone showed up | their comment | thread
“Nice find! I'll try to incorporate that into the post at some point. The 1951 first edition is also on archive.org (borrowable with a free login account): I agree, it…”
184. React vs. Backbone in 2025 (backbonenotbad.hyperclay.com)
305 points | 2025 | author panphora showed up | their comment (+2 more) | thread
“I appreciate the point about unidirectional data flow solving real problems, but I think we're trading one complexity for another rather than actually simplifying…”
185. An invalid 68030 instruction accidentally allowed the Mac Classic II to boot (downtowndougbrown.com)
304 points | 2025 | author dougg3 showed up | their comment | thread
“Yeah, I have a tendency to go into pretty big deep dives when I find stuff like this. It's so rewarding at the end, even if it does take a lot of time!”
186. Magic Wormhole: Get things from one computer to another, safely (magic-wormhole.readthedocs.io)
304 points | 2025 | author lotharrr showed up | their comment | thread
“Both sides connect to the "mailbox relay server" to perform key exchange and setup. That's a host named "relay.magic-wormhole.io". If either side has a public IP…”
187. How to make websites that will require lots of your time and energy (blog.jim-nielsen.com)
303 points | 2025 | author jimniels showed up | their comment | thread
“I didn’t realize that misspelling until now. But I like it. Gonna leave it. Thanks for pointing it out ha!”
188. A secret poker game you can play on the subway (experience.prfalken.dev)
301 points | 2025 | author oktcho showed up (and submitted it) | their comment | thread
“I wrote the article in a much simpler and "french to english" way, and asked the LLM to format it in a better english style. Looking at these comments I don't think I'll…”
189. I read all of Cloudflare's Claude-generated commits (maxemitchell.com)
301 points | 2025 | author maxemitchell showed up (and submitted it) | their comment | thread
“Right now, I think the pragmatic thing to do is to include all prompts used in either the PR description and/or in the commit description. This wouldn't make my longshot…”
190. We need a clearer framework for AI-assisted contributions to open source (samsaffron.com)
300 points | 2025 | author sams99 showed up | their comment | thread
“thanks heaps for the discussion, I replied to a few of the points in my blog comments:”
191. Compiling a neural net to C for a speedup (slightknack.dev)
296 points | 2025 | author isaacimagine showed up | their comment | thread
“Any questions, ask away.”
192. Prime Number Grid (susam.net)
296 points | 2025 | author susam showed up | their comment | thread
“Hello! I wrote this simple prime number grid visualiser last night, just for fun. It is inspired by the "Show HN" post that I stumbled upon a few days ago. My tool uses…”
193. Lessons from Growing a Piracy Streaming Site (prison.josh.mn)
296 points | 2025 | author joshmn showed up | their comment | thread
“This is funny to wake up to. A version of this microsite was posted previously () though it didn't have much of the content that exists here. If anyone has any general…”
194. Understanding Transformers Using a Minimal Example (rti.github.io)
295 points | 2025 | author rttti showed up (and submitted it) | their comment | thread
“Thanks a lot for the honest feedback. It makes me realize that the title might have been overselling. While this project was a milestone on my personal learning journey,…”
195. Thoughts on Daylight Computer (jon.bo)
294 points | 2025 | author jborichevskiy showed up | their comment | thread
“author here- great to know, thanks!”
196. Malleable software: Restoring user agency in a world of locked-down apps (inkandswitch.com)
294 points | 2025 | author gklitt showed up | their comment | thread
“You make a fair point! Ease of use matters. We all want premade experiences some of the time. The problem is that even in those (perhaps rare!) cases where we want to…”
197. The origin of the cargo cult metaphor (righto.com)
291 points | 2025 | author kens showed up | their comment | thread
“This is a change from my usual reverse engineering articles, but hopefully you'll find it interesting...”
198. AMD: Microcode Signature Verification Vulnerability (github.com)
287 points | 2025 | author nspaced showed up | their comment | thread
“Hi, I'm one of the authors and yes it was :)”
199. Whenever: Typed and DST-safe datetimes for Python (github.com)
286 points | 2025 | author ariebovenberg showed up | their comment (+2 more) | thread
“To summarize the long discussion in the issue: 1. I _love_ pure Python packages. Not everybody should be forced to use Rust. I want installing pure-Python to be as easy…”
200. Narcolepsy is weird but I didn't notice (fortressofdoors.com)
284 points | 2025 | author larsiusprime showed up | their comment (+5 more) | thread
“Maybe you should get a sleep study done, especially if you have ever had trouble sleeping at night, or are excessively sleepy during the day! I went over twenty years…”
201. Understanding the Origins and the Evolution of Vi and Vim (pikuma.com)
284 points | 2025 | author gustavopezzi showed up | their comment | thread
“I remember struggling with the decision of adding that last sentence or not. But at the end I was sure most readers would get that it is obviously a joke. Maybe a bad…”
202. How I keep up with AI progress (blog.nilenso.com)
284 points | 2025 | author ath_ray showed up | their comment | thread
“I understand the critique in the comments about not justifying the "why" part enough. The people who this was intended for and who benefited from it didn't need much of…”
203. We stopped roadmap work for a week and fixed bugs (lalitm.com)
284 points | 2025 | author lalitmaganti showed up (and submitted it) | their comment | thread
“Really glad to have sparked a lively discussion in the comments. Since there is so many threads since I last looked at this post, making one top level comment to provide…”
204. High-performance 2D graphics rendering on the CPU using sparse strips [pdf] (github.com)
281 points | 2025 | author Vallaaaris showed up | their comment | thread
“you are right it seems like I mixed up bytes and bits here. Embarassing mistake, thanks for catching this!”
205. Flowistry: An IDE plugin for Rust that focuses on relevant code (github.com)
280 points | 2025 | author wcrichton showed up | their comment | thread
“That's exactly why I built this for Rust, and why it's difficult to replicate in any other language.”
206. Video Game Blurs (and how the best one works) (blog.frost.kiwi)
279 points | 2025 | author FrostKiwi showed up | their comment | thread
“Thank you very much for linking! Masaki Kawase is a bit of a graphics programming idol of mine. Living in Japan, I got to interview him on a zoom call about what it was…”
207. Why does target="_blank" have an underscore in front? (2024) (kyrylo.org)
278 points | 2025 | author kyrylo showed up | their comment | thread
“thank you! You're absolutely right, and I've corrected it!”
208. Nnd – a TUI debugger alternative to GDB, LLDB (github.com)
278 points | 2025 | author al13n showed up | their comment | thread
“Didn't expect it to be posted, readme maybe doesn't have enough context. It just says "Essential features are there". What are those? Most of what I've ever used in any…”
209. How bad can a $2.97 ADC be? (excamera.substack.com)
278 points | 2025 | author jamesbowman showed up (and submitted it) | their comment | thread
“I did consider this, as others have reported getting ADS1015 marked as ADS1115. If it were an ADS1015 the readout would be truncated at 12 bits. These parts definitely…”
210. Homomorphically Encrypting CRDTs (jakelazaroff.com)
277 points | 2025 | author jakelazaroff showed up (and submitted it) | their comment | thread
“The scenario was meant to be high level — I guess I should have gotten more into the various architectures and tradeoffs, but the article is already pretty long. The way…”