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qrv3w

1,967 karma · joined May 3, 2015

https://github.com/schollz
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qrv3w··on Show HN: wthrtxt – the same weather forecast in the browser and terminal
I built wthrtxt because I wanted a weather page I could scan quickly without news, autoplay video, or layers of widgets.

I also wanted the same forecast available from the terminal. Like wttr.in...but I trust the rain potential information from NOAA so much that I want that information front and center. Also some useful information like record highs and lows.

Basically just enough information that I want to see, and nothing else.

qrv3w··on YesNotice
Thanks! Had pretty much the same thought process as you, so I made this little tool (yesnotice) to do pretty much that. Its not perfect, but I've been using it a lot and its working great for me (mostly to get notified when certain new packages are updated and TV shows come out...then I don't have to remember so many things!)
qrv3w··on YesNotice
Such kind words! I really appreciate it.

Thanks for making the internet a more positive (and springy!) space!

-Zack

qrv3w··on Playing audio files in a Pi Pico without a DAC
> that we converted the file to 8 bit audio

this actually works surprisingly well!

I did the same thing for a device I made based on the Pi Pico[1], where audio is processed every sample and it stores a bunch of wav files in the flash that can be mangled together. the flash is fast enough that you can jump between samples really quickly to get cool "tunneling" effects that are surprisingly good sounding for such a tiny + cheap little chip.

[1]: https://pikocore.com

qrv3w··on Croc: Easily and securely send things from one computer to another
It would be great if you could make a GH issue explaining your use case. I try to reproduce bugs and could possibly find a solution.
qrv3w··on Croc: Easily and securely send things from one computer to another
Thanks for the kindness :) I use it the same way actually! I don't use any Apple products so that's the major roadblock for me to develop against iOS...
qrv3w··on Croc: Easily and securely send things from one computer to another
This is actually not uncommon at all for anything on the internet. You can see for yourself actually using this command:

``` > traceroute news.ycombinator.com ```

On my computer, most packets take a route that passes through 10+ computers.

I think its not a solved problem to consistently be able to patch two computers on the internet directly.

qrv3w··on Croc: Easily and securely send things from one computer to another
Thanks! The usage has only gone up - now in 2023 the croc public relay has been using 20 TB of bandwidth every month :| I like to write software that runs forever, but this will get difficult to run in the future if usage keeps climbing.
qrv3w··on Croc: Easily and securely send things from one computer to another
I think the main advantage that I like croc over many utilities is that it can resume file transfers from where it left off. I'm not sure if wormhole has this yet. Of course torrents do this, but I find sharing via torrenting still not super easy for the layperson.
qrv3w··on Croc: Easily and securely send things from one computer to another
These issues are pretty recent. I would greatly appreciate sponsorship to address issues faster: https://github.com/sponsors/schollz or just help with PRs.
qrv3w··on Blob Opera (2020)
Anyone know how the harmonization is derived?
qrv3w··on Zack's Notablog – Send a File
> croc's biggest failure is that it doesn't really do NAT hole punching, so you're limited to the speed of the relay.

I'd like to test this. Can you give me an example of a program that does do NAT hole punching for file transfers?

qrv3w··on One-line drawings
Brilliant! Thanks for that link. I'm definitely going to incorporate that.
qrv3w··on One-line drawings
Yeah potrace can do the same thing - trace a path of a bitmap. (Imagemagick can too). In my tests (with lots of line drawings) I felt autotrace generally had better results. Wish I kept the side-by-side comparisons to show...
qrv3w··on One-line drawings
That's a great idea! I think you're absolutely right - in the video of the plotter I used a pen that has a more flexible nib and pressing it down (especially at an angle) will add more line weight. I'll have to encode the line width along the line now :)
qrv3w··on Show HN: A website to find public pianos
Thanks for the bug report.
qrv3w··on Show HN: A website to find public pianos
Thanks for the feedback. I get the confusion. If you searched for your town and only see "likely not available" there is likely none available and the "recent" would just be empty. I didn't make "recent" localized for that reason - for 90% of cities it will just be empty because there are only a few dozen new pianos each week. Instead of doing this I had "recent" show all recent so users can get an idea of how active the public piano scene is as a whole. In the summer there is up to 80 pianos a week, and the winter much less.
qrv3w··on Show HN: A website to find public pianos
That's too bad! Some cities are definitely more active in the public piano scene.
qrv3w··on Show HN: A website to find public pianos
Thanks for the feedback.
qrv3w··on Show HN: A website to find public pianos
Thanks I appreciate that! I'm always working to improve the UI
qrv3w··on Show HN: A website to find public pianos
Actually these are the best public pianos in my opinion - people often search for public pianos when they are traveling and travelers often enter/exit airports. Also the airport pianos are usually the best maintained.
qrv3w··on Show HN: A website to find public pianos
I agree it could be part of OSM, but keeping it up-to-date is really tricky. Piano locations are impermanent structures and information can become outdated in just a few weeks. It would take a lot of effort to keep it up-to-date and there are very few people willing to put in that effort (i.e. "few" because the union of groups of people that love public pianos and like editing OSM is small).
qrv3w··on Show HN: A website to find public pianos
Yeah I can see that Brooklyn has a lot that are very dated (2-5 years old).

I guess I didn't explain well that some of these pianos "no longer exist" but I find it really useful to still have that information because these locations essentially let you know that if there is a piano, it might be in this spot.

New York in general is really a difficult place to map because it changes so fast.

qrv3w··on Show HN: A website to find public pianos
Thanks for the kind comment. Yeah I made this because I would fly a lot and want to play a piano (if no one was around). At the time there were only a few resources that listed possible locations of public pianos and they were always brief (maybe ~100 known pianos), so I tried to compile a more up-to-date thorough list. Its still not completely thorough as I personally find new ones all the time, and its not always correct as there is noise (as people have pointed out) but its still served me far greater than any other website has.
qrv3w··on Show HN: A website to find public pianos
Most public pianos are fleeting - usually they eventually get vandalized or destroyed by weather. For this website, if its not seen again for a few months then its "likely not available" (but maybe worth a check)
qrv3w··on Show HN: A website to find public pianos
:) Yeah there are a few "false positives". I flag them manually and have flagged this one so it will disappear soon...
qrv3w··on Show HN: A website to find public pianos
Thanks for noticing that - didn't realize those went away. Will fix.

By the way, Japan is probably the densest in terms of available pianos: https://pianos.pub/location/japan

qrv3w··on My approach to automatic musical composition
This is brilliant- nicely written and a great introduction into a neat approach for generating music. The resulting piece is a very convincing piece of classical music too! The simplicity in developed Python framework for this kind of music generation is inspiring- I like the functional approach with defined core elements.

Reverse engineering music is hard, music has patterns but it also has patterns of breaking patterns. I think the heuristics here for compostable repetitive elements that repeat, reduce, and elaborate is a neat approach-very fractal-like in a way.

I'm looking forward to reading the other articles submitted by you!

qrv3w··on Make an internet radio station with one line of bash
OP here.

The original title did include the word "bash" (it was the one and only instance of the word "bash"). I removed this word from the main article because including the word "bash" superseded a conversation that was nominally about internet broadcasting. Maybe the title of this HN submission can be changed too.

I appreciate the commenters that picked up on the main theme of article and shared some interesting links! But I did enjoy the humorous comments too (who doesn't enjoy some good-natured bashing (pun-intended)).

qrv3w··on Alda – Text-Based Programming Language for Music Composition
Thanks!

I think SuperCollider is the best out there. It's syntax is weird yeah but you can use OSC to talk to anything else (this could easily be added to miti as well). Really I don't think a really good all-in-one exists there are lots of things that do all, but none do all as well as something that just does one thing.

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