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readmodifywrite

HN member
Joined
Wed, May 31, 2017, 3:39 PM UTC
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Public activity
35 items

About readmodifywrite

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Recent public activity

  1. comment
    Comment #46810232

    The guy owns a rocket company and still hasn't even been to LEO. Katy Perry has spent more time in space than Elon. Mars isn't happening, at least not on his watch.

  2. comment
    Comment #46810154

    They are not. Turbine engines require much higher quality manufacturing and tolerances and operate at much higher speeds and pressures. There is more to it than the perceived numbe…

  3. comment
    Comment #46366138

    If you were using TCP, then this is absolutely normal and expected behavior. It is a stream protocol, not packet/message based.

  4. comment
    Comment #45667885

    Finally, a use case for blockchain!

  5. comment
    Comment #44750103

    Having used Unifi for 10+ years, they really have improved their firmware/software by quite a lot.

  6. comment
    Comment #44646163

    One engineer's esoteric is another's daily driver. All 3 of those options are borderline mandatory in embedded firmware development.

  7. comment
    Comment #44553720

    Katee Sackhoff did an interview with Ron Moore on her podcast, and one of the topics they discussed was how they would write the "technobabble" in Star Trek (and BSG). Moore said t…

  8. comment
    Comment #44553700

    > Gibson is such a unique sci-fi author because his fundamental interest is fashion (he’s said this himself) Check out Pattern Recognition if you're interested in following him dow…

  9. comment
    Comment #44446908

    My go to analogy is that conservatives will underfund the assembly of a car, deliver a car that only has two wheels that are both the wrong size, and then say "See? Cars will never…

  10. comment
    Comment #44367674

    The PPK2 is one of the best pieces of kit I have and it'd be worth it at 5x the price. There's an unofficial Python library as well. I have power consumption tests running as part …

  11. comment
    Comment #44367661

    It switches the detection range, but not the actual power supply. You can ramp from Schematics: https://www.nordicsemi.com/Products/Development-hardware/Pow...

  12. comment
    Comment #43380072

    Not to mention the TX power ramps up in microseconds to quite a lot more than 80 mA. If your supply can't handle the modem sleep mode it definitely isn't going to transmit reliably…

  13. comment
    Comment #41920515

    Also, they are options . Basic pub/sub usage doesn't need any of them, though some are pretty nice to have.

  14. comment
    Comment #40847621

    The lack of status bits on the auto-cal is really unfortunate. Turning it off during a UART transaction definitely "fixes" it. I'm somewhat tempted to do the manual calibration the…

  15. comment
    Comment #40845709

    Yup, it's the Hakko Omnivise. They might seem a little pricey, but they are worth every penny.

  16. comment
    Comment #40845675

    It really seems like it has to be something like that. The problem is there is no detail in the docs and no status bits in the chip. There's no way to know when the auto-cal runs. …

  17. comment
    Comment #40845625

    This is a good resource, however, it didn't apply in my situation because it describes the manual calibration process, not the auto-cal (which the F0 probably doesn't even have). I…

  18. comment
    Comment #40845561

    My guess is that the receiver clock glitches in some way when the MSI auto calibration runs, but it never showed up on the transmitter (and the device on the other side of the conn…

  19. story
  20. comment
    Comment #26181935

    The GIL is not there to prevent data corruption on shared objects - it only protects the interpreter's internal state. The fact that sometimes you can get away with it is an accide…

  21. comment
    Comment #25848670

    There are TNG episodes that specifically deal with that, and the problems it causes. I think ENT had a few as well, instances which led them to the creation of the Prime Directive.…

  22. comment
    Comment #25651768

    That's kind of ironic, considering they don't provide a scheduled reboot feature for their own gear (which often needs it for IoT usage).

  23. comment
    Comment #23987410

    The CPU implementation is done by Qualcomm, Apple, and the like. The CPU design is done by ARM, predominantly in the UK. The fact that Softbank (Japan) owns ARM has no bearing on w…

  24. comment
    Comment #23845142

    I love that the example uses the exact same indentation format that Python already requires.

  25. comment
    Comment #22936006

    The issue here is opportunity cost. It has nothing to do with difficulty. The time spent porting to Python 3 has to provide a better return on investment than the same time spent d…