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intrepidhero

HN member
Joined
Fri, Oct 18, 2019, 2:48 PM UTC
HN karma
1,841
Public activity
379 items

About intrepidhero

Electrical Engineer, mostly working for an electrical utility designing control systems but also some experience with semiconductor manufacturing.

Always learning more about programming (mainly python) and old school web dev. I dabble in writing.

A good weekend involves getting dirt on my hands in the garden, doing almost anything outside and having a quiet chat with my wife.

My hope is for all of us to become more at peace with ourselves and each other.

website: fadedbluesky.com email: intrepidhero@gmail.com

Recent public activity

  1. comment
    Comment #43928173

    No. The assumption is that charity and government have roughly equivalent efficiency. Both government and charities have (wildly varying) overhead and government agencies may enjoy…

  2. comment
    Comment #43722994

    I had a similar thought while designing my dream programming language but I also wanted automatic currying and I couldn't figure out an ergonomic way to have both. Now I'm gonna go…

  3. comment
    Comment #41861448

    At my first house I built garden beads in the back yard about 4 feet from the house, each with an 8 foot tall trellis for peas and beans. Seeing that lovely green wall outside the …

  4. comment
    Comment #41628103

    I built a simple kivy app a few years. Working with kivy and testing on my (linux) dev machine was great. Even side loading to test on my phone using the kivy launcher wasn't too b…

  5. comment
    Comment #38558068

    A split 48/12 system makes a lot more sense. Run the heater/heat pump, power steering, coolant pump, etc on 48V and keep entertainment and controls on 12V.

  6. comment
    Comment #38558038

    I hadn't connected the dots that all the various pumps (and fans) have to switch from mechanically connected to the engine via the accessory belt to electrically driven. That's a f…

  7. comment
    Comment #38557756

    Why would a car need a 48V system for accessories? In general the things a car's 12V system powers have gotten less power hungry over time (LED's, heat pump) and in particular, an …

  8. comment
    Comment #38252311

    A phone (or a video) call has no more overhead and is no more of a bother than walking over to someone's cube for a chat. I understand that it feels like more to a lot of people bu…

  9. comment
    Comment #35641914

    Maybe you're trying to make the point that for very complicated systems with many failure points, the reliability of a single component is less impactful than redundancy and there …

  10. comment
    Comment #35519360

    But when the robot uprising comes our killbots will be unstoppable terminators and their killbots will explode the first time they encounter a set of stairs.

  11. comment
    Comment #35198980

    One of the most useful classes I took in college was a freshmen level philosophy class that I took because I needed 3 more credits of gen. ed. and it was at a convenient time. The …

  12. comment
    Comment #35059891

    I've been playing with making a rust interpreter and reading other people's work. Here's an interesting blog post (not mine) on making a interpreter in rust match the speed of a c …

  13. comment
    Comment #34988209

    > best weapon against complexity spirit demon is magic word: "no" This is going up on every vertical surface at the office.

  14. comment
    Comment #34882753

    I dunno it looks pretty fun to me. Did you see the video? It looks like there are plenty of taxi-terrain interactions. https://store.steampowered.com/app/1366560/MiLE_HiGH_TAXi/

  15. comment
    Comment #34727196

    The number one use case of `for` in shell scripting is over the output of `$(ls .)` And I immediately run into a problem with filenames that have spaces and then I discover that a …

  16. comment
    Comment #34657974

    I like to say wood stoves heat you 3 times. Once when you spilt the wood, once when you stack it and once when you burn it.

  17. comment
    Comment #34536912

    As fun as the nitpickings are, Bret posted some criticisms of RoP to his twitter that I thought even more illuminating regarding the director using the storytelling medium to just …

  18. comment
    Comment #34313155

    Defibrillators are full of capacitors to boost the voltage, not current. They also use carefully located electrodes, and come with a razor to remove body hair to create the ideal c…

  19. comment
    Comment #34312103

    It only takes 80ma across your heart to stop it. Mains voltage, in both the US and the rest of the world, can easily develop that kind of current, especially if there is moisture i…

  20. comment
    Comment #34249869

    JWST, SLS/Artemis, Tiangong, and satelite launches are on a hockey stick curve. Very exciting time!

  21. comment
    Comment #34111280

    Toggle slider switches are the blue/gold dress of UI design. In a given population roughly 50% will swear with absolute certainty the given state is "enabled" and the other 50% wil…

  22. comment
    Comment #34001770

    The article focuses on the UI, which is good, but the number one reason McMaster is the tops shopping experience (IMHO) is that they have a rock solid taxonomy. Every single produc…

  23. comment
    Comment #33978401

    The graphics package removed my big complaint: that trying to figure out what each particular character stood for in which context was not fun. The complexity is daunting, but also…

  24. comment
    Comment #33978357

    I'm getting some input lag on Linux, via Proton, but I just pause the game and it gets snappy again. That's been working for me so far.

  25. comment
    Comment #33910516

    I'm thinking of personal experience in sub-Saharan Africa. But really, most cultures are less individualistic then the west and have different ideas about the obligations of indivi…