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2 yr. ago
  • In other news, the entertainment industry is run by soulless ghouls that will do anything they believe is necessary to increase revenue, including adding sex and violence that requires no language or subtlety to understand.

  • Knowing the media, not being able to say anything coherent is a benefit for him, because unlike Harris, nothing he says can be construed as truth, a lie, or anything sensible. If Harris says something that could be even slightly wrong, she will be pilloried, while Trump will be excused because he is senile.

  • Gravity is not instantaneous. It moves at the speed of light. And the "speed of light" can only be measured locally, because the time and space at a point are curved. The path of light corresponds to "null geodesics" in spacetime, and a body traveling along the geodesic experiences no time elapsed.

  • The only material changes I can see would be for Russia to move nuclear weapons into occupied Ukraine and/or resumes nuclear testing. Every other escalation does not result in a change their stance that can be perceived from outside Russia. Either of these events would cause an enormous elevation in the readiness and deployment of NATO forces and would risk uncontrolled escalation. How desperate is Putin now?

  • The question is, which worker in an office will be the first to come in only four days a week.? They have to make management shut down the office, otherwise the workers will be too afraid of management to not be seen.

  • Gardening @lemmy.world
    profdc9 @lemmy.world

    Collecting wildflower seeds.

    At long last some of the wildflowers I planted last year are blooming. I can see that there are frequently bees on them, so hopefully they are being pollinated.

    I would like to collect wildflower seeds from flowers that I would like to propagate and then spread them over bare patches to try and fill them in. How do I recognize when the seeds are ready to be harvested? How do I harvest them, just yank the bloom off of the stem? I planted a flower assortment with:

    Purple Giant Hyssop, Dwarf Columbine, Siberian Wallflower, Shasta Daisy, Lance-Leaved Coreopsis, Sweet William Pinks, Purple Coneflower, Blanketflower, Gayfeather, Blue Flax, Perennial Lupine, Russell Lupine, Maltese Cross, Dwarf Evening Primrose, Mexican Hat, Dwarf Red Coneflower, Black-Eyed Susan, Moss Verbena

    I probably will spread them after the first frost so they grow in the spring.

    Gardening @lemmy.world
    profdc9 @lemmy.world

    My wildflowers were mowed down!

    Last week my landscaper mowed down the mostly perennial, but a few annual wildflowers I was growing from seed. The landscape thought they were weeds because they were mostly not flowering yet (and there were a few weeds in there as well). So now what do I do? I have been watering it every day to see if I can grow some of the plants back. I put a lot of seed down, I hope something will last.

    Linux @lemmy.world
    profdc9 @lemmy.world

    Creating a self-contained binary

    I have a program (fldigi, pointed to by the github link) that uses dozens of shared libraries. I would like to be able to distribute a pre-compiled version of the program for testers. I could require each tester to install the shared libraries and compile the program for themselves, however, this would be extremely difficult for most users. What are some options for distributing a pre-compiled version of a linux program? Do I need to make a package for common distributions or common versions of each distribution? How about snap, nix, or flatpak? I don't have much experience with using docker or preparing docker containers, and the particular program (fldigi) requires access to system hardware to function, which a containerized version would have to accommodate.

    This is going to be a temporary solution and I hope once the program is done being tested, my changes can be pulled upstream and then distributions will include it that way.

    Photography @lemmy.world
    profdc9 @lemmy.world

    Eclipse Poster

    I made a poster of my eclipse photos taken in southern Illinois. The PDF of the poster is downloadable as a 24 by 36 inch poster.

    No Stupid Questions @lemmy.world
    profdc9 @lemmy.world

    Is this a boondoggle or is it actually useful investment?

    It seems to me these giant grants to a small number of organizations (Climate United Fund, Coalition for Green Capital, Power Forward Communities) seems like it could be delivering pork to well-connected people. Is this actually going to produce "clean" energy and help disadvantaged people? These seem like very large awards to a small number of organizations.

    Showerthoughts @lemmy.world
    profdc9 @lemmy.world

    The eclipse shadow travels on the ground at about 2300 mph, so you could follow it with an SR-71.

    Gardening @lemmy.world
    profdc9 @lemmy.world

    Planting perennial and annual seeds together?

    I would like to get plots started with perennial flower seeds. However, it seems like the weeds will overgrow the plots while the perennial seeds get started.

    Could I mix perennial and annual flower seeds and have the annuals try and crowd out the weeds while the perennials take root and come back next year more strongly? Or will the annual seeds prevent the perennial seeds from growing?

    guitars @lemmy.world
    profdc9 @lemmy.world

    Demonstration of GuitarPico effects

    This is a demonstration if the GuitarPico's effects. The GuitarPico is an open source effects pedal. The hardware and software is available at

    https://www.github.com/profdc9/GuitarPico

    guitars @lemmy.world
    profdc9 @lemmy.world

    GuitarPico

    I'm having so much fun making this I thought I would share.

    I am working on a simple, cheap, easy to construct multi-effects guitar pedal based on the Raspberry Pi Pico microcontroller. All of the other parts are generic parts. So far I have implemented the following effects:

    Noise gate, Delay, Room, Combine Effects, Bandpass Filter, Lowpass Filter, Highpass Filter, Allpass Filter, Tremolo, Vibrato, Wah, Autowah, Envelope, Distortion, Overdrive, Ring Modulator, Flanger, Chorus, Phaser, Backwards (play the last few samples backwards), Pitch Shift, and Octave (rectification).

    Some effects can be cascaded inside the device. There are up to 16 "units" where each processing stage can process the results of the last stage. Various controls on the effects can be assigned to the four potentiometers at the bottom of the board, or two expression pedals you can plug into the side.

    I also added a VGA output because I want to have a cool video display that changes with the audio. Also, per

    3DPrinting @lemmy.world
    profdc9 @lemmy.world

    Guitar Pedal

    For the past few days I've been working on a 3-D printable footpedal potentiometer to be used in a guitar pedal. It is a parametric model in FreeCAD. It has a top and bottom that hinge together, with a potentiometer that is coaxial with the hinge so that when the pedal is pressed, the potentiometer is rotated.