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Show HN: Mermaid Formatter – CLI and library to auto-format Mermaid diagrams

https://github.com/chenyanchen/mermaid-formatter
1•astm•10m ago•0 comments

RFCs vs. READMEs: The Evolution of Protocols

https://h3manth.com/scribe/rfcs-vs-readmes/
2•init0•16m ago•1 comments

Kanchipuram Saris and Thinking Machines

https://altermag.com/articles/kanchipuram-saris-and-thinking-machines
1•trojanalert•16m ago•0 comments

Chinese chemical supplier causes global baby formula recall

https://www.reuters.com/business/healthcare-pharmaceuticals/nestle-widens-french-infant-formula-r...
1•fkdk•19m ago•0 comments

I've used AI to write 100% of my code for a year as an engineer

https://old.reddit.com/r/ClaudeCode/comments/1qxvobt/ive_used_ai_to_write_100_of_my_code_for_1_ye...
1•ukuina•21m ago•1 comments

Looking for 4 Autistic Co-Founders for AI Startup (Equity-Based)

1•au-ai-aisl•32m ago•1 comments

AI-native capabilities, a new API Catalog, and updated plans and pricing

https://blog.postman.com/new-capabilities-march-2026/
1•thunderbong•32m ago•0 comments

What changed in tech from 2010 to 2020?

https://www.tedsanders.com/what-changed-in-tech-from-2010-to-2020/
2•endorphine•37m ago•0 comments

From Human Ergonomics to Agent Ergonomics

https://wesmckinney.com/blog/agent-ergonomics/
1•Anon84•41m ago•0 comments

Advanced Inertial Reference Sphere

https://en.wikipedia.org/wiki/Advanced_Inertial_Reference_Sphere
1•cyanf•42m ago•0 comments

Toyota Developing a Console-Grade, Open-Source Game Engine with Flutter and Dart

https://www.phoronix.com/news/Fluorite-Toyota-Game-Engine
1•computer23•44m ago•0 comments

Typing for Love or Money: The Hidden Labor Behind Modern Literary Masterpieces

https://publicdomainreview.org/essay/typing-for-love-or-money/
1•prismatic•45m ago•0 comments

Show HN: A longitudinal health record built from fragmented medical data

https://myaether.live
1•takmak007•48m ago•0 comments

CoreWeave's $30B Bet on GPU Market Infrastructure

https://davefriedman.substack.com/p/coreweaves-30-billion-bet-on-gpu
1•gmays•59m ago•0 comments

Creating and Hosting a Static Website on Cloudflare for Free

https://benjaminsmallwood.com/blog/creating-and-hosting-a-static-website-on-cloudflare-for-free/
1•bensmallwood•1h ago•1 comments

"The Stanford scam proves America is becoming a nation of grifters"

https://www.thetimes.com/us/news-today/article/students-stanford-grifters-ivy-league-w2g5z768z
3•cwwc•1h ago•0 comments

Elon Musk on Space GPUs, AI, Optimus, and His Manufacturing Method

https://cheekypint.substack.com/p/elon-musk-on-space-gpus-ai-optimus
2•simonebrunozzi•1h ago•0 comments

X (Twitter) is back with a new X API Pay-Per-Use model

https://developer.x.com/
3•eeko_systems•1h ago•0 comments

Zlob.h 100% POSIX and glibc compatible globbing lib that is faste and better

https://github.com/dmtrKovalenko/zlob
3•neogoose•1h ago•1 comments

Show HN: Deterministic signal triangulation using a fixed .72% variance constant

https://github.com/mabrucker85-prog/Project_Lance_Core
2•mav5431•1h ago•1 comments

Scientists Discover Levitating Time Crystals You Can Hold, Defy Newton’s 3rd Law

https://phys.org/news/2026-02-scientists-levitating-crystals.html
3•sizzle•1h ago•0 comments

When Michelangelo Met Titian

https://www.wsj.com/arts-culture/books/michelangelo-titian-review-the-renaissances-odd-couple-e34...
1•keiferski•1h ago•0 comments

Solving NYT Pips with DLX

https://github.com/DonoG/NYTPips4Processing
1•impossiblecode•1h ago•1 comments

Baldur's Gate to be turned into TV series – without the game's developers

https://www.bbc.com/news/articles/c24g457y534o
3•vunderba•1h ago•0 comments

Interview with 'Just use a VPS' bro (OpenClaw version) [video]

https://www.youtube.com/watch?v=40SnEd1RWUU
2•dangtony98•1h ago•0 comments

EchoJEPA: Latent Predictive Foundation Model for Echocardiography

https://github.com/bowang-lab/EchoJEPA
1•euvin•1h ago•0 comments

Disablling Go Telemetry

https://go.dev/doc/telemetry
1•1vuio0pswjnm7•1h ago•0 comments

Effective Nihilism

https://www.effectivenihilism.org/
1•abetusk•1h ago•1 comments

The UK government didn't want you to see this report on ecosystem collapse

https://www.theguardian.com/commentisfree/2026/jan/27/uk-government-report-ecosystem-collapse-foi...
5•pabs3•1h ago•0 comments

No 10 blocks report on impact of rainforest collapse on food prices

https://www.thetimes.com/uk/environment/article/no-10-blocks-report-on-impact-of-rainforest-colla...
3•pabs3•1h ago•0 comments
Open in hackernews

Étude in C minor (2020)

https://zserge.com/posts/etude-in-c/
78•etrvic•3mo ago

Comments

macintux•2mo ago
(2020)
aappleby•2mo ago
no audio sample on the webpage?
ta2112•2mo ago
> that’s why CD music had a sample rate of 22000 Hz. Modern sound cards however tend to use sampling rates twice as high - 44100 Hz or 48000 Hz or even 96000 Hz.

Not exactly the point of the article, but this is all sort of wrong. CDs use a sample rate of 44.1 kHz per channel, not 22 kHz. I'd hazard this cuts down on rounding errors from having only one sample per 22kHz range. DAT used 48 kHz I believe to align evenly with film's 24 frames per second. 96 kHz is commonly used for audio today, and the additional accuracy is useful when editing samples without producing dithering artifacts within human hearing range.

NobodyNada•2mo ago
CDs use 44.1kHz because your sample rate needs to be double the highest frequency you want to encode to avoid aliasing artifacts: https://en.wikipedia.org/wiki/Nyquist%E2%80%93Shannon_sampli...

20kHz is the top of the human hearing range, and picking something a little bit higher than 40kHz gives you room to smoothly roll off frequencies above the audible range without needing an extremely steep filter that would create a large phase shift.

o11c•2mo ago
In practice, artifacts become common past something like 16 kHz. I'm not sure how much of this is math and how much is that almost all speakers are made very cheaply.
TheOtherHobbes•2mo ago
You do in fact need an extremely steep filter. 44.1kHz is a little over an octave above 20k, and for adequate filtering and reconstruction you need 96dB of roll-off at at 16-bits and 144dB at 24-bits.

It's practically impossible to design an artefact-free filter with a roll-off as steep as that. Every single person who says that 44.1k is enough "because Nyquist" has failed to understand this.

You can trade off delay against various artefacts, including passband ripple, non-linear phase smearing, and others. But the shorter the delay, the less true it is that you get out exactly what you put in.

kevin_thibedeau•2mo ago
44.1 was selected because it was a viable rate for recording on both PAL and NTSC video recorders gently modified to capture digital audio on tapes that were sent out to the mastering plants. There is nothing otherwise special about it.
dang•2mo ago
Discussed at the time:

How to create minimal music with code in any programming language - https://news.ycombinator.com/item?id=24940624 - Oct 2020 (78 comments)

bovermyer•2mo ago
If you tell me about sound, and describe sound, and speculate about sound... give me sound.

It's a small thing. But if you're going to say you have something to say about sound, give me some sound to demonstrate your point.

dullcrisp•2mo ago
Did you run the code samples?
p0w3n3d•2mo ago
I got this knowledge really too late, but recently I've learned how the music is (was?) made on old computers like Atari 65XE or NES (the same processor 6502). The amount of work specified in the article above, is increased by the calculation of vsync of the monitor used, and correlating it with the sound frequency. This leads for example to the same game playing in different tonation on PAL and NTSC. Today it's already obsolete, but the emulator still has to be emulating the one or the other standard, to comply with the code. Today we have great privilege to abstract the sound from the monitor sync (by OS) but this is not the case in some embedded devices.
ofalkaed•2mo ago
Back around the turn of the century my wifi card died when I was reinstalling my system and I had no money for a new wifi card, no internet at home so I ended up with a very a basic console only Arch install, only audio software I had installed was SoX. I started out using SoX and Bash to make music, explored Lame's ability to encode anything as an mp3 and eventually discovered what TFA talks about. I never made anything I would call good, it just is not a method all that compatible with my interests but it has stuck with me all these years and has left me feeling that much of computer music has stagnated (in method, not output) and we have a great deal of room to explore yet.

Stagnated is not quite the right word, I think what computer music has been doing in the last couple decades is establish its primary instruments and techniques, the various audio DSLs, which is a fairly important thing musically speaking, it builds the culture and repertoire. Computer music is strongly rooted in how the musician interacts with the code, it is the strings of their guitar and I think we have barely touched on exploring that relationship yet. What is the prepared piano of computer music? how do I stick a matchbook between the strings of the code or weave a piece of yarn through it?

I hope more go back to exploring these very basic and simple ways of generating sound with computers and start experimenting with it, there is more out there than just ugens.

iberator•2mo ago
Hehe. You should check out AX.25 protocol over sound card. Its basically internet packets over radio or audio.

HAM RADIO stuff

felineflock•2mo ago
Bytebeat is kinda cool:

https://dollchan.net/bytebeat/#4AAAA+kUli10OgjAQhK/Ci3R3XXTb...

olivierestsage•2mo ago
I realize this question goes against the point of the article, but: What specialized tools/languages are people currently using in this space? Every time I go down this rabbit hole, I wind up hesitating forever between Csound, Supercollider, etc.