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How cool! I've been wanting to build the exact same thing as your RFID-MP3 player, but thinking of going with a better DAC to power an amp+speakers combo.

I really, really miss CD and cassette players too. Vinyl is not my kind of thing, and CD Players nowadays are either unavailable or just too expensive for what they are.

My other choice was to just use a RasPi and an actual DVD player as a headless player, but I think doing it with a µC might be much more fun :D

Congrats on your project, though, they both seem and look really fun! Cheers <3


Thanks! My RFID project there is probably very over-complicated compared to a "proper" audio setup like you describe. Really all you would need is a Raspberry Pi to host a MQTT server and play a stream from Spotify (or similar). You could then use ESPHome as a simple RFID-to-MQTT reader, which would be extremely simple with ESPHome and is the kind of project that ESPHome makes beautifully and laughably simple!


My idea was even simpler tbh, I'd make a bunch of m3u files, and rename them with a SHA1 hash. Then just put the hash value in RFID tags. Yes, it's not as remotely extendable, but then again, I've like 5 or 6 offline-only playlists that I keep playing on repeat according to my mood, so I'd be fine haha

Maybe throw in album hashes or something. Extremely minimal, and everything inside the box. There won't be any Wi-Fi connections at all. Of course, this does limit some things, but eh. Maybe I'll add a WebUI for controlling volume and such, but that would be it, I guess :D


OpenWRT, CD and DVD Players, Kindles, and OpenBSD due to some recent HN article.

I knew about most of them a little or fair bit already, but there's always something to learn the deeper you go :)


Yeah, one of the “ends” being Facebook itself. It's “legal” as in it is indeed end-to-end encrypted in the same way Cloudflare-hosted websites are, but very shitty. I always thought Facebook did this, but having some confirmation bias is very nice indeed, lol.


Such an awesome find, I'm thinking of sticking this to my CI Pipeline now! :D

I use SQLite for a gameserver, having 3 different databases for different stuff. And this would be a lifesaver for others working on anything requiring the main database which has a lot of relations, thanks to normalizing it and having a lot of different but related data. Thank you for this!


Is that a choice question? Or does it require a subjective answer? If it's the latter, then the question is reasonable to some degree, I guess?

“Company 4 might be the best in terms of naive computer-calculated average, but anything that doesn't meet a particular standard generally should not be allowed by law to be used/built. So Company 1 is the only choice, and perhaps the best, subjectively.”

I think this is a good question for discussion, because a child might answer “Company 4” at first just by looking at it and averaging it as anyone without any context would, but then you could say something more about it. But, I don't think it was intended to be analysed or answered this way. Either way, dumb question to ask for a qualification exam IMO.


It's multiple choice, I posted screenshots of the real thing downthread: https://news.ycombinator.com/item?id=39073974


It's kind of weird to me that it starts from $139, a price range where you can buy a 65% Keychron mech keyboard[1], _and_ stuff like the Pinephone Keyboard[2]. The latter is not exactly comparable, since its more like a mini-keyboard stuck into a mini-sized case, but I still feel like $139 is a lot for something that you can't use beyond a single generation of a device. Maybe if it was modular and you could take out the keyboard from the case for easy upgradibility or something, the price could be justified?

[1]: https://www.keychron.com/products/keychron-k7-ultra-slim-wir... [2]: https://pine64.com/product/pinephone-pinephone-pro-keyboard-...


There's also ViMusic, which is open source: https://github.com/vfsfitvnm/ViMusic/


I'm not sure about America, but from the place I'm from (SE Asia), having a laptop after graduation is quite common, and many times required.

Yeah, more and more people no longer need one, but having some sort of bigger screen helps a lot, even in reading or having multiple things open at once. I'm GenZ, and I can't imagine not having a bigger screen at home, or a laptop if I'm about to do anything more than read DMs.


It depends on how it's done, I'd say. On one side, there are companies like Sublime Text and JetBrains. Their subscription model is fair, to me atleast. Also, for most software that HN users would use, they'd likely have alternatives planned or data export methods available, so it's not an issue in that respect as well. On the other, there's stuff like Adobe which… well, I've no review because it's too expensive anyway lol


If you think about it, the reason Rust, or any other programming language were created, was simply because other languages had something lacking...

There's no single language that's the greatest. Haskell has different aims than Rust. If you're using Haskell for frontend development, you probably need to reconsider your choices, I think


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