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Cake day: June 11th, 2023

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  • If it helps, think of the water first like a perfect mirror. If it’s a perfectly flat mirror then it would look like there’s another duck upside down below this duck. If you want to be extra precise, it’s mirrored across the plane where the duck meets the water.

    But water isn’t usually perfectly flat mirror, and here you have little nods to there being ripples or waves. The choppier the wave, the less it reflects, so you’ll often see people break up the mirrored reflection at the choppiest parts of the wave. Similarly, waves aren’t flat, depending on the part of the wave/ripple you’re at, you’d be reflecting higher or lower as though the mirror is tilted to the angle of the surface.

    The last tricky part is that most surfaces are more reflective at a glancing angle than head on, so often reflections are stronger further in the distance and closer up you’ll just be looking down into the water. On a more technical note, you can look up the index of refraction to learn more about this phenomenon.

    To tie it all together, this is why those long shots of sunsets have a sun reflection that is really long (much longer than the size of the sun in the distance) - because it’s at a distance it’s a strong reflection and because all the waves are reflecting at different angles you’re getting all the glancing reflections of the sun on the top of each wave. It typically being dark at sunset also means the bright sun reflection blooms to make it look brighter and larger than just the tip of the wave.

    Conversely, in water sports like wakeboarding, you might not see much of a reflection at all because all the water is choppy and non-reflective.

    Looking down into a pond, you might not see a reflection either because the angle is too steep to reflect.

    In short, yes, in this case the reflection should probably be roughly the same size.


  • Permissive licenses permit a broader range of use compared to “copyleft” licenses.

    “copyleft” here just being a cute way of being the opposite of copyright - instead of disallowing others from what they can do with “copyrighted” code, “copyleft” requires that they (upon request) share modifications to your code.

    Permissive takes away this requirement to share your modifications. “copyleft” is considered more free and open source (FOSS), permissive is more business friendly.


  • First, this is just a callous thing to say and undermines a very real fear for people all over. Perceived stereotypes should play no role in how likely a crime may have been.

    Second, San Francisco, for all the reputation it has as being progressive and left leaning, may be those things on average, but individually has an extremely wide range of polarized views. Especially if you consider neighboring towns, the progressive aspects of the Bay quickly fall off into the very libertarian Silicon Valley and further into the extreme right as you reach central California. It’s a dense and politically diverse place.



  • I don’t know anything about being an electrician - commercial or otherwise, so I’m curious to hear your side.

    When all those people go to working remote, it’s not like they’re no longer in need of electricity. Presumably their home demand is higher and we might even see people adding new office spaces to adapt their home. Maybe the public grid needs to change to support it? Won’t this mean that there will just be a different type of demand for electricians?

    Are there reasons this would be less attractive to electricians? Pay, job security, or something else?



  • Thanks for sharing! Really interesting history in this article. It’s scary to think what a world would look like if Sun didn’t sue Microsoft into oblivion and put an end to this strategy.

    We could be living in a world where Windows is the dominant desktop OS instead of our beloved Solaris.

    To be serious, though, being sued/forced to settle isn’t an indicator that the strategy hasn’t worked. In fact, as is evident by the continued doubling down on the strategy by Microsoft and the unfettered execution of this strategy with Chrome, it’s clear that the value far outweighs the cost of the occasional settlement. The only real deterrent is antitrust regulation and that has been just about entirely defanged. These concerns are especially pertinent for something like Lemmy where there’s no central entity to soak the legal fees to go to court.