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Posts by reto

4-panel comic. (1) [Glowing black dot surrounded by clouds.] DOT: I think I did a good job with this universe. Pressure waves dance through gas clouds. They clump together and then pressure pushes them apart. (2) [Some of the clouds are clumping together.] DOT: Oh weird, that big clump of clouds is staying together. Their gravity is overcoming the pressure and more gas is falling in. (3) [More clouds are sucked in.] DOT: It’s not stopping! The heat is rising but the collapse is only accelerating! I messed up. I messed up *bad*. (4) [The clump has become a shining star.] DOT: NOOOOOOOO!!! My beautiful clouds! Ruined! It’s all ruined!

4-panel comic. (1) [Glowing black dot surrounded by clouds.] DOT: I think I did a good job with this universe. Pressure waves dance through gas clouds. They clump together and then pressure pushes them apart. (2) [Some of the clouds are clumping together.] DOT: Oh weird, that big clump of clouds is staying together. Their gravity is overcoming the pressure and more gas is falling in. (3) [More clouds are sucked in.] DOT: It’s not stopping! The heat is rising but the collapse is only accelerating! I messed up. I messed up *bad*. (4) [The clump has become a shining star.] DOT: NOOOOOOOO!!! My beautiful clouds! Ruined! It’s all ruined!

Star Formation

xkcd.com/3222/

3 weeks ago 2510 300 29 7
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Scientific Computing in Rust the Scientific Computing in Rust annual workshop and monthly newsletter.

The March edition of the scientific computing in Rust newsletter is out. Enjoy!

scientificcomputing.rs/monthly/2026...

4 weeks ago 13 4 0 0

Oh wow, one would think that should be somewhat straight forward... might have been easier to do the GUI in Rust and use the signing knowledge you have from Poststation then :)

4 weeks ago 0 0 0 0
Signing Rust Binaries Shouldn't Require Shell Scripts <p>You built a Rust GUI app. It compiles. It runs on your machine. You send the binary to a friend, they double-click it, and macOS says: <em>"Apple could not verify this app."</em> Right-click, Open,...

Sounds painful… reminds me of this blog post i saw in TWiR last week (LWiR?). Maybe its useful…

d34dl0ck.me/cargo-codesi...

4 weeks ago 0 0 1 0
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I finally managed to rewrite the Cherry Ray Tracer GUI using egui, an immediate mode GUI for Rust with WASM support. In addition, I figured out threading in WebAssembly via SharedArrayBuffers, so this thing is now lightning fast.

kmdouglass.github.io/cherry

#optics #wasm #raytracing

1 month ago 12 2 2 0

Congratulations! Looking forward to seeing all the new fun things you get share with the rest of the world :)

1 month ago 1 0 0 0

Feel free to just sketch out answers, give pointers, etc. Answers will be curated and extended (if necessary) by the expert community! Of course, you can also reply here and I'm happy to transfer your questions over to the discussion, whatever is easiest! :)

1 month ago 0 0 0 0
FAQ gathering for rust-embeeded.org · rust-embedded rust-embedded.github.io · Discussion #51 As discussed during the archeology day (#49), the FAQs are a bit outdated and in need of editing. This discussion shall serve to gather FAQs (and hopefully good answers for them) that we can then u...

The current FAQ section on rust-embedded.org/faq/ is being worked over and expanded.
If you have come across FAQs that are suitable for rust-embedded.org, please consider contributing them (if possible including an answer) to this discussion: github.com/rust-embedde...
#EmbeddedRust

1 month ago 0 0 1 0

Very excited about this board and very much looking forward to getting my hands on a few of them!

1 month ago 1 0 0 0
Image of part of a printed circuit board for an incubator controller. The image focuses on the MCU and surrounding components, many of which show a blue-ish corrosion layer from saltwater damage.

Image of part of a printed circuit board for an incubator controller. The image focuses on the MCU and surrounding components, many of which show a blue-ish corrosion layer from saltwater damage.

If you are looking for a new incubator, look for a model that has the control board **above** the chamber, especially if you work with salt water...

Don't get me wrong, I love oxidized firmware #EmbeddedRust, not so much corroded components though.

2 months ago 4 0 0 0
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TFW you start up a $70k controller for a new instrument and it flashes “Windows Embedded Compact 7” at you…

2 months ago 1 0 0 0

They might write those applications for people like me… my brain when I read this: “Oh, its good for a CPAP machine, it’s gonna be fine for my hobby project too :)”

2 months ago 1 0 0 0

Actually both, mostly working with the 2350 these days

2 months ago 1 0 0 0

It would be kind of fun to have device operation configuration (.doc) files in the repos...

More serious: I do kinda like .ddd, it's catchy, leaves pronunciation open though (d-cubed?).
.ddsl sounds close to DSL lines, but that might only be for people remembering them :)

2 months ago 1 0 0 0

excited for the linux client, very much looking forward to it :)

2 months ago 1 0 0 0
Preview
Scientific Computing in Rust the Scientific Computing in Rust annual workshop and monthly newsletter.

First Scientific Computing in Rust monthly newsletter of 2026 is out. Enjoy!

scientificcomputing.rs/monthly/2026...

2 months ago 9 5 0 0
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Dr. Gladys West, Mathematician Whose Work Made GPS Possible, Dies at 95 ALEXANDRIA, VA — Dr. Gladys West, the pioneering mathematician whose work laid the foundation for modern GPS technology, has died. She passed away

Dr. Gladys West, the pioneering mathematician whose work laid the foundation for modern GPS technology, has died. She was 95.

2 months ago 27241 9604 550 501
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I've been wanting to try and start brain dumping some thoughts on (embedded) rust, how I approach problems, write HAL/device drivers, tools I use, etc.

But, I'm terrible at starting to write unless I have specific questions to answer.

So: ask me anything re: embedded/rust/hardware!

3 months ago 62 8 16 1
A glass ball containing a clear liquid hanging from a red ribbon. There is an NFPA hazard label with a Santa hat and a white label saying DANGER Hydrofluoric Acid 50%.

A glass ball containing a clear liquid hanging from a red ribbon. There is an NFPA hazard label with a Santa hat and a white label saying DANGER Hydrofluoric Acid 50%.

The #BEASTLab won second place in the departmental holiday decoration contest!

4 months ago 1048 224 51 48

Knowing now what cephalopod math looks like, I wonder what iterators look like in cephalopod Rust...

And now I wonder if cephalopod Rust also uses a crab as the mascot... this rabbit hole looks deep!

#AdventOfCode

4 months ago 5 0 0 0
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I found a flowchart which helps you navigate the IT landscape

6 months ago 10541 3734 52 65
Day 1 - Advent of Code 2025

It's finally December again, day one of Advent of Code 2025 is done. #AdventOfCode adventofcode.com/2025/day/1

4 months ago 0 0 0 0
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Patterns for Defensive Programming in Rust | corrode Rust Consulting I have a hobby. Whenever I see the comment // this should never happen in code, I try to find out the exact conditions under which it could happen. And in 90% of cases, I find a way to do just that. M...

It has been out for a bit, but just read this great post on the corrode blog on defensive programming patterns in rust. A great overview, enjoy!

corrode.dev/blog/defensi...

4 months ago 4 0 0 0

Very fond memories! Safety-critical is quite the buzzword, this episodes finally gives a concise overview of what it all entails… thank you!

4 months ago 1 0 0 0

It's almost like I was there with them 🥹

4 months ago 6 2 0 0
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Christmas (2025) is coming! The mscroggs.co.uk Advent Calendar is back for its eleventh year, making it the Advent calendar's tenth anniversary! Behind each door, there will be a puzzle with a three digit solution. The solution ...

It's nearly Christmas and something terrible has happened... www.mscroggs.co.uk/blog/120

4 months ago 9 4 1 1
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A cheat sheet of Cargo plugins to improve your day as a #rustlang developer. More detailed notes and a PDF version is available through the link in the QR code.

4 months ago 28 7 0 0
The Bragg Condition
The Bragg Condition YouTube video by Kyle Douglass

When X-rays are incident upon a crystal, some of their energy is reflected from the lattice planes. Certain angles of incidence will lead to the observation of diffraction peaks due to constructive interference between the reflected wavefronts.

#optics #microscopy

youtu.be/FZ4gilAe7x0

4 months ago 4 1 0 0

@bot.astronomy.blue signup

4 months ago 0 0 0 0

Fun and interesting article on the history of "deliberately sacrificial conductor[s]" (aka fuses):
c.digikey.com/dc/hIEerrlOP...

Reminded me of the fuse discussion in episode "How is software safety certified?" of @sdr-podcast.com

4 months ago 0 0 1 0