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angus-g

106 karma · joined April 27, 2016

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angus-g··on Show HN: Glashütte Trash Clock – A 30-minute pendulum clock made from trash
My interpretation was that the actual mass of the bob doesn’t contribute to the period of the pendulum. I suppose it could shift the centre of mass somewhat relative to the mass of the rod?
angus-g··on How my e-reader lost its stripes
Sure the specs are better on other devices, but it comes down to what you'll actually use. Being so tiny I can just toss it in my pocket, and read a few pages with no effort. It's like having a fancy notebook: you end up being very intentional when you write in it, but you'll happily jot something on a scrap of paper without second thought.
angus-g··on Separating the Wayland compositor and window manager
It has become river-classic: https://codeberg.org/river/river-classic
angus-g··on Gentoo on Codeberg
That's kind of the way Tangled works, right? Although it's Yet Another Platform so it's still a little bit locked in...
angus-g··on What your Bluetooth devices reveal
There are realtime systems for traffic analysis. I know of Addinsight, e.g. https://news.addinsight.com/bluetooths-leap-forward-the-evol...
angus-g··on -2000 Lines of code
I assume a cycle of write bug -> fix bug -> get paid until they can afford a new car!
angus-g··on Git Notes: Git's coolest, most unloved­ feature (2022)
How does Gerrit manage this? Are the comments associated with the source content, instead of commits?
angus-g··on Reinventing circuit breakers with supercritical CO2
Here's a guy playing with a supercritical CO2 pressure vessel on a table (seems a little brave to be shaking something at such high pressures!) https://www.youtube.com/watch?v=2d7RGQMCX24
angus-g··on Samsung Q990D unresponsive after 1020 firmware update
> Would not recommend working in aviation

Why not?

angus-g··on Battleships Logic Puzzle
There is a Help->Rules link on all of the puzzles linked here. It can be a little tricky to decipher them if you're coming to them completely brand new, however. I mostly use them as a refresher.
angus-g··on Real-time Linux is officially part of the kernel
Maybe a PS/2 touchpad that is triggering (a bunch of) interrupts? Not sure how hardware interrupts work with RT!
angus-g··on rr – record and replay debugger for C/C++
I actually had a concurrency bug that I was able to capture with rr: an MPI job where I only ran rr on rank 0 and managed to figure out where a different send/recv ordering was causing issues. In fact, it was also a Python model that ties in with a lot of native code generation, so quite a complex issue.
angus-g··on Show HN: Sudoku with 0 Bells or Whistles
I thought it might work a little like the NYT sudoku app: placed numbers delete candidate notes automatically, but you can also manually toggle candidates on/off. I guess a once-off generation would probably work to achieve this?
angus-g··on Debugging a Crash in OpenRCT2
Sounds like a refactor error, from the linked Issue: https://github.com/OpenRCT2/OpenRCT2/issues/16572#issuecomme...
angus-g··on Faster than the filesystem (2021)
What is the backend for the storage buckets we see in cloud (and increasingly, HPC) computing? Seems like a database filesystem would be a good fit there.
angus-g··on Quake 1 port for Apple Watch
Even if they don't have the claimed sleep-related benefits, surely they can't cause any harm (except for slightly orange screenshots!)
angus-g··on Should traffic lights be abolished? (2021)
I have seen a few roundabouts with metering traffic lights that are only enabled during peak traffic times to occasionally allow the “blocked” directions in. It seems to be a reasonable compromise.
angus-g··on A billion-dollar industry helping students at Australian universities cheat
> that lines the pockets of university staff

This is of course only the administrative/management levels. The staff doing the actual teaching and grading are lumped with all the work “as part of the job”, and also the money doesn’t see the post-grad or research sides of the university.

angus-g··on GnuCash – Open-source personal and small-business accounting software
I've been using Firefly III (https://www.firefly-iii.org/) since it came up on HN a little while ago. It's aimed more at the budgeting/personal finance side of things rather than a full accounting solution. I like that you can enter things like expected bills, so you can get a bit of a look forward, and good breakdowns of your spending over certain time periods.
angus-g··on How to take credit for someone else's work on GitHub
What about if somebody clones a repo, then adds a .mailmap pointing all the addresses in the history to their own?
angus-g··on Ask HN: Who wants to collaborate?
This sounds fascinating! In HPC environments how do the images communicate -- I'm just assuming there's some form of distributed computing going on there?
angus-g··on My first three months with a Nokia dumb phone as a daily driver
I think it might only be around for another couple of years -- Telstra is switching theirs off in 2024, and Optus is pretty soon too.
angus-g··on Fortran.io – a Fortran Web Framework
> with 10s or 100s of cores

You could probably even add another zero (almost two) to this

angus-g··on Fortran.io – a Fortran Web Framework
Multidimensional arrays are first-class in Fortran, so there's no need to use pointers there. There are some rules around pointers and subarrays that I expect make any possible aliasing undefined behaviour.
angus-g··on Copying data is wasteful, mutating data is dangerous
Is there any further reading on this in the scientific programming space?
angus-g··on Dell bets big on Ubuntu Linux laptops for developers
> I'm on my third panel and they all develop white spots from the cover not being protective enough.

Is that what it's from!? My T450s screen is full of those spots...

angus-g··on WebDAV (2010)
FastMail gives me 10GB of storage that's accessible via WebDAV. It works perfectly to back my collection of papers and textbooks in Zotero. That way I only sync the metadata to my Zotero account (which is basically just a sqlite database anyway), and can pretty easily get access to my entire reference collection from wherever I am.
angus-g··on Fortran is still a thing
How do you handle answer changes owing to different environments/compiler versions?
angus-g··on My adventures getting Disney’s Moana island scene to render well with Pbrt
From their readme, USD was considered but OBJ was chosen "for expediency."
angus-g··on PicoLisp
It's not quite readline, but if you start the interpreter as `pil +', you get better editing and history and some nice things like `(doc 'sym)'
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