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Viewing profile — sirsar

sirsar

HN member
Joined
Mon, Jun 17, 2013, 12:43 AM UTC
HN karma
1,023
Public activity
246 items

About sirsar

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Recent public activity

  1. comment
    Comment #45828168

    It's not good. If it were good, it wouldn't juxtapose random uncited numbers together that don't compute: > Crop yields increase 3-5× > Farmers go from $600/acre to $14,000/acre re…

  2. comment
    Comment #37574002

    That is... not what your link says at all. Rather the opposite: > Fatal atherosclerotic events were more common in the control group (70 v. 48; p greater incidence of fatal carcino…

  3. comment
    Comment #35058157

    > >>"Apple silicon-based Mac" > What does "silicon-based" - mean? What other computer is not 'silicon-based'? Read as (Apple silicon)-based.

  4. comment
    Comment #27410028

    XOR is modular addition on single bits!

  5. comment
    Comment #26043738

    > How about... OP waits until there are actual results before posting? It seems to me there's value in posting the details before the results are in: - Helps prevent publication bi…

  6. comment
    Comment #26042660

    Many of the negative comments here seem to have missed something important: > Consider this a pre-registration. I intend to share my test results here. How about, instead of totall…

  7. comment
    Comment #25293878

    Are you claiming humans would fail an ABX test between a 60Hz and a 120Hz monitor? That sounds like a pretty extraordinary claim.

  8. comment
    Comment #25109004

    You are misunderstanding. The bloom filter is only a preliminary check; if it indicates a revoked certificate, you then verify that it's a true positive the traditional way.

  9. comment
    Comment #24927672

    OP called out "skyscrapers". What counts as the precise cutoff for "tall buildings" is always going to be a matter of opinion. But I live in Cambridge, MA and I can assure you Some…

  10. comment
    Comment #24920085

    LA has an order of magnitude more population than is required for functioning public transit. But you're right they don't have the density. The key is to realize the cars themselve…

  11. comment
    Comment #24434579

    (I live in Massachusetts) 1. The appeal of the city is drastically reduced by coronavirus + remote work 2. Boston cost-of-living is really expensive Put them together and moving to…

  12. comment
    Comment #24029124

    I still remember the day I found out the "98.6 degrees" human body temperature was just an oversignificant conversion from "about 37 C, or maybe lower."

  13. comment
    Comment #23634766

    See also: Privileging the hypothesis. If I'm searching for a murderer in a town of 1000, it takes about 10 independent bits of evidence to get the right one. And when I charge some…

  14. comment
    Comment #23173309

    > total 49 deaths (.01) If you're going to report other ratios as percentages, could you please be consistent? I initially erroneously read this as 0.01% deaths, which would be an …

  15. comment
    Comment #22902028

    This is an incredibly easy problem to solve, relative to the current crisis: it only requires the federal government allocate enough money. There is some price per mask at which th…

  16. comment
    Comment #22901427

    Serious question: If the FBI and DHS are seizing PPE, where is it going? Why can't this hospital be a beneficiary of seized PPE, rather than an (almost) victim?

  17. comment
    Comment #22894354

    > Why the hell would they do this? I held the same perspective until I worked for a manufacturing company. Many of that company's products, and indeed many products throughout the …

  18. comment
    Comment #22802963

    Higher education is merely one face of Cost Disease; we've seen similar trends in medical care, transportation (especially US subways), primary education... Slate Star Codex [1] ha…

  19. comment
    Comment #22675781

    Two ideas come to mind: - You can create public pre-signed URLs with an unlimited expiration date using SigV2. I doubt SigV2 will stop working anytime soon. - Or, if you want the l…

  20. comment
    Comment #22622950

    One way to accomplish this would be to nationalize companies instead of bailing them out, right? If the taxpaying public bears the risks of your business, why shouldn't it get to s…

  21. comment
    Comment #22558944

    OP is buying puts, not selling them.

  22. comment
    Comment #22500296

    > bikers definitely have the environmental upper hand. But they do it by engaging in activity that is borderline reckless given the reality of American roads. I find it difficult t…

  23. comment
    Comment #22016811

    jwz isn't a fan of this site. Last I checked, if the referer was news.ycombinator.com, it redirected to a testicle in an egg cup.

  24. comment
    Comment #21689999

    I wrote that it was `n-1` in my comment. Doesn't seem like much of a trick to me.

  25. comment
    Comment #21684670

    This doesn't sound much like a trick[0] question to me, it just takes working out a few examples by hand to guess that it's `n-1`, and the proof isn't hard either. And the result s…