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Cake day: June 12th, 2023

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  • Kogasa@programming.devtoMemes@lemmy.mlasdf
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    1 month ago

    It doesn’t, it just delegates the responsibility to something else, namely xdg-desktop-portal and/or your compositor. The main issue with global hotkeys is that applications can’t usually set them, e.g. Discord push-to-talk, rather the compositor has to set them and the application needs to communicate with the compositor. This is fundamentally different from how it worked with X11 so naturally adoption is slow.








  • Kogasa@programming.devtoMemes@lemmy.mlMath
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    2 months ago

    Stokes’ theorem. Almost the same thing as the high school one. It generalizes the fundamental theorem of calculus to arbitrary smooth manifolds. In the case that M is the interval [a, x] and ω is the differential 1-form f(t)dt on M, one has dω = f’(t)dt and ∂M is the oriented tuple {+x, -a}. Integrating f(t)dt over a finite set of oriented points is the same as evaluating at each point and summing, with negatively-oriented points getting a negative sign. Then Stokes’ theorem as written says that f(x) - f(a) = integral from a to x of f’(t) dt.


  • Yup, you’ll notice the only thing distinguishing C from R^(2) is that multiplication. That one definition has extremely broad implications.

    For fun, another definition is in terms of 2x2 matrices with real entries. The identity matrix

    1 0
    0 1
    

    is identified with the real number 1, and the matrix

    0 1
    -1 0
    

    is identified with i. Given this setup, the normal definitions of matrix addition and multiplication define the complex numbers.




  • I tend to agree, but I also don’t see it as a fault of Linux/Arch. If you’re not the sysadmin for your own system, who is? I’d rather do it, assisted by the collective knowledge of the community, than have Microsoft do it for me. For the last few years it’s only required a handful of interventions, with the vast majority of time being spent on initial setup and (re) configuration rather than fixing bugs or addressing breaking changes. So IMO it’s more of a test of your personal willingness to invest time into learning and building things than your ability to diagnose and solve technical issues.