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socketnaut

HN member
Joined
Fri, Sep 08, 2017, 4:05 AM UTC
HN karma
53
Public activity
20 items

About socketnaut

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Recent public activity

  1. comment
    Comment #49222047

    Someone less cynical might recognize prioritization of technological advancement over video games as a good thing.

  2. comment
    Comment #23442868

    Had to triple check that this wasn't satire after reading the first two points. Focusing on familiarity with buzzwords and trendy tools is exactly the wrong thing to do.

  3. comment
    Comment #23185835

    I see, so you're saying the expected profit on the trade is $0 assuming an efficient market and ignoring trading costs? Your comment is confusing the way it's worded because the ex…

  4. comment
    Comment #23184473

    When you say "expected value" are you trying to say most likely value?

  5. comment
    Comment #23184427

    You can reliably lose money in absence of commissions by buying at the ask and selling at the bid. You can't invert that to make money.

  6. comment
    Comment #23106375

    Because most people search fares online and book the cheapest ticket.

  7. comment
    Comment #23084516

    Framing it as a loan seems like a good way to get funds out as quickly as possible while making it easier to get back anything that's misused.

  8. comment
    Comment #23070441

    It’s not a statement about fairness: it’s a statement about filtering / sampling bias.

  9. comment
    Comment #22823235

    “actualllllyyyyy” he’s saying something different. If you take a 0.3% chance for N days where N is large, you’ll land it 0.003N times, or once every ~333 days. The chance of landin…

  10. comment
    Comment #22721374

    Depends on your field. If you're studying mathematics or computer science, learning happens mostly through deep work in isolation and there's enough material out there (books, pape…

  11. comment
    Comment #22656272

    You need to be smarter than volume-weighted average, not smarter than the average participant. The demographic you have in mind is trading relatively small amounts of capital.

  12. comment
    Comment #21478473

    Calculating opportunity cost for time spent based on wages is pretty meaningless for salaried jobs. I might make $X/hr at my day job, but I don't actually have the ability to work …

  13. comment
    Comment #19268465

    The statistical claims in the article make the assumption that tweets are being sampled uniformly at random, which is most likely false. The fact that 3 machines handle 20% of twee…

  14. comment
    Comment #19227973

    Which mountain was it?

  15. comment
    Comment #18707825

    This just seems like survivorship bias. An algorithm / tool / technology tends not to remain in use if something that is both more elegant and more efficient is available. Therefor…

  16. comment
    Comment #18212859

    It's not that simple because taxes modify gains but not losses. Imagine we bet $1 on a coin toss. The expected value for either of us is $0. Now imagine the winner is required to p…

  17. comment
    Comment #18016454

    You might be more comfortable with Python syntax than with standard mathematical syntax, but I wouldn't think of it as being closer to "just a logical description" or closer to bei…

  18. comment
    Comment #17835543

    I’m all for frugality. But you wouldn’t pay $2 for the freedom to use those 45 minutes in some other way?

  19. comment
    Comment #17775924

    You're applying the "one-third rule" to pre-tax salary, but it's generally applied to take-home pay.

  20. comment
    Comment #16944331

    If you spend that much on Amazon you should look into their 5% back credit card. There is an inherent "annual fee" in that it requires a prime membership, but you spent enough that…