sampo

44 ms·

601.
by sampo 4y ago
This might be a better starting point: https://docs.hylang.org/en/stable/whyhy.html Shortened from there: Hy (or “Hylang”) is a multi-paradigm general-purpose programming language in the Lisp family. It’s implemen
602.
by sampo 4y ago
Appears to be true: > CO2 monitoring equipment should be provided in the apartment expected to be the main or principal bedroom in a dwelling where infiltrating air rates are less than 15m3/hr/m2 @ 50 Pa. https://www
603.
by sampo 4y ago
> (it turns out my office really needs a fan as the single plant on the opposite side of the room is failing to keep up even with my sedentary exhaling) A human exhales about 1 kg of CO2 in a day (24 hours). That is about 270 grams of C.
604.
by sampo 4y ago
> Airplanes are far better than any normal indoor building space. But only when they fly. When you are waiting that 30 minutes sitting in the plane after boarding, the fraction of re-breathed air can get high. People have measured 2000 a
605.
by sampo 4y ago
Here is "Laika Laika" (1985) from Finnish rock musician Jussi Hakulinen. https://www.youtube.com/watch?v=vpwfDTPX2Ek
606.
by sampo 4y ago
> I really like squash merges because then you know tests passed at every commit. Makes bisect easier Here is a script (just 3 lines) that tells git bisect to ignore commits in the feature branches, so you can bisect only the commits (us
607.
by sampo 4y ago
> So… fixed points? Fixed directions. The operator operating on an eigenvector doesn't change the vector's direction, but can change its magnitude (i.e. length). (Except, if you change the length from positive to negative, then
608.
by sampo 4y ago
> Does anyone know of an example of a simple physical system where eigenvalues have a physical interpretation? Oscillation modes in mass-spring systems. Here is a simple one with 2 masses and 3 springs, so the matrix is only 2-by-2. htt
609.
by sampo 4y ago
Julia just-in-time compiles.
610.
by sampo 4y ago
> 4 or 8 bits per floating point number Bytes, not bits.
611.
by sampo 4y ago
According to internet, it was probably a printer. https://www.google.com/search?q=rage+against+the+machine+pri...
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by sampo 4y ago
> Roundup (glyphosate) You can buy glyphosate from different manufacturers, under different brand names. Roundup is just one of many.
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by sampo 4y ago
Looks like similar risks are much greater with renewable power: Russia threatening to explode Kakhovka dam and hydroelectric power plant could cause greater damage, than blowing up a nuclear power plant. https://www.bbc.com/
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by sampo 4y ago
That's how you solve combinatorial optimization problems. With a bunch on heuristics.
615.
by sampo 4y ago
> This particular variant that didn't exist until humans combined two variants into a new one? Nature created a very similar hybrid earlier: "Deltacron" was in the news in March 2022. The gene that encodes the virus’s sur
616.
by sampo 4y ago
> Not everyone lives in dense cities, nor does everyone want to. More people would like to live in dense cities, that what there currently are apartments available in dense cities. We need to build more dense, to answer to the demand wit
617.
by sampo 4y ago
> Max Bohr Max Born
618.
by sampo 4y ago
> Superdeterminism isn't really local. In this context, "local" means: No spooky action that is faster than light. However spooky you might think the superdeterministec correlations are, superdeterminism implements them en
619.
by sampo 4y ago
> Local hidden variables have been ruled out. Superdeterminism is a local hidden variable theory, that has not been ruled out. Superdeterminism circumvents the Bell's theorem, by extending determinism not only to the things being me
620.
by sampo 4y ago
> Is it possible to have a quantum theory where there is no "measurement"? The universe simply evolves according to the Dirac or Shroedinger equations, and the phenomenon that we call measurement is an emergent, statistical pro
621.
by sampo 4y ago
Do the double slit experiment in a non-uniform gravitational field. Nobody knows how to calculate that. We have two perfectly good and internally consistent theories: Quantum mechanics and general relativity. But they are inconsistent with
622.
by sampo 4y ago
> It kinds of smells like superdeterminism? Yes. From your link: Physicists Sabine Hossenfelder and Tim Palmer have argued that superdeterminism "is a promising approach not only to solve the measurement problem, but also to unders
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by sampo 4y ago
> I don't think Palmer has ever published anything on quantum mechanical systems, so this claim seems questionable and might be some kind of ideological viewpoint. Seems to wander well beyond the author's sphere of expertise. I
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by sampo 4y ago
> This is a climate scientist saying (without justification) that a century of physicists missed the obvious trivial explanation. As far as I understand, and even though the article doesn't call it by name, he is making a case for s
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by sampo 4y ago
> (due to a national referendum) That was an interesting referendum. There were 3 options to vote for: 1. Nuclear power would be phased out 2. Nuclear power would be phased out, with added support for low income groups 3. Nuclear power w
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by sampo 4y ago
> Switzerland doesn't have evoting. Looks like they had it in varying number of areas from 2003 to 2019. Then all systems were withdrawn due to security concerns. https://en.wikipedia.org/wiki/Electronic_voting_
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by sampo 4y ago
> We all now As a non-native English reader, it took me a while to understand that this means: We all know. I think native speakers hash the words in their brain based on how they sound. And people who learned English at school primarily
628.
by sampo 4y ago
> What is it exactly that an Intel-based "supercomputer" can do that a hangar full of NVidia GPU's can't? 1. Crunch problems that are parallel but not "embarrassingly parallel", thus requiring a fast network
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by sampo 4y ago
TensorFlow.js matrices are immutable, which puts more restrictions on your programming style that standard Numpy. You cat get immutable, GPU-enhanced matrices for Python, too.
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by sampo 4y ago
> Ukrainian sabotage -- pretty much the only actor for whom sabotage makes rational sense. If you include the risk of getting caught or revealed (and you should), it would absolutely make no sense.

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