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mbell

HN member
Joined
Fri, Apr 15, 2011, 5:46 AM UTC
HN karma
5,270
Public activity
1,445 items

About mbell

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Recent public activity

  1. comment
    Comment #43132458

    > Rails has started to show its age amid with the current wave of AI-powered applications. It struggles with LLM text streaming, parallel processing in Ruby Not at all my experienc…

  2. comment
    Comment #41905446

    Armchair aerospaceing here, but it feels like he's a whole class of positioning sensors in this analysis. It seems to be you only need GPS and related absolute positioning systems …

  3. comment
    Comment #41386722

    > Sqlalchemy stands out as a library having probably one of the most complete and pragmatic APIs for database access across all languages. I can't disagree more. Identity map based…

  4. comment
    Comment #40517142

    I'm not sure what the current state of things are since I haven't use MySQL recently but this used to be a perfectly valid thing to do. The issue was that MySQL doesn't use a full …

  5. comment
    Comment #39318493

    "If addition doesn't work, I have no way of reasoning about anything in a program." Hardware addition is filled with edge cases that cause it to not work as expected; I don't see i…

  6. comment
    Comment #36497972

    We used InfluxDB back in the 0.8/0.9 days and it worked really well, scaled nicely with the large number of metrics we were storing. The switch to a tag based architecture in 1.0 c…

  7. comment
    Comment #36145131

    I've tried using OpenAPI a few times, it's been...lackluster... I probably won't use it again. Here are my gripes: 1) For me one of the biggest selling points is client code gen ( …

  8. comment
    Comment #35834022

    The biggest issue with current attempts at typing in Ruby is the choice of a nominal type system. If there ever was a language that called for structural typing, it's Ruby.

  9. comment
    Comment #33846099

    > Our test harness didn't catch it (weird combination of reasons, too long ago for me to remember the details) & it rolled out. This is why I'm pretty dogmatic about variable compa…

  10. comment
    Comment #33835902

    (500mi / 6.5mpg) * $5.313 = $408.69 6.5mpg - I just Googled average MPG for a fully loaded Semi, could be wrong. $5.313 - Most recent highway diesel price ( https://www.eia.gov/pet…

  11. comment
    Comment #33365252

    Client side validation, regardless of the technology used, is a performance and UX optimization. The backend must always validate and it's this validation that matters for any sort…

  12. comment
    Comment #30981697

    > In React 17, React automatically modifies the console methods like console.log() to silence the logs in the second call to lifecycle functions. However, it may cause undesired be…

  13. comment
    Comment #29902271

    "Any idiot can build a bridge that stands, but it takes an engineer to build a bridge that barely stands." - Someone

  14. comment
  15. comment
    Comment #29768469

    Not with PG. A couple weeks ago I was working on a project that used truncation cleaning, the test suite took 3m40s. I switched it to cleaning with transactions and the the test su…

  16. comment
    Comment #29765253

    Truncating the DB between every test is indeed horrifically slow. However it's much faster to wrap the test in a transaction and roll it back at the end. Transaction based cleaning…

  17. comment
    Comment #29697813

    I would say that pulse-density modulation is more of an abstract concept and sigma-delta is a particular implementation. Or in other words, sigma-delta is a one technique used to p…

  18. comment
    Comment #28800716

    Tablespaces allow you to store tables in defined directories on the file system. What I was talking about is controlling the ordering of the rows within a table on disk. If you are…

  19. comment
    Comment #28778670

    Notion seems like an interesting data storage problem. The vast majority of the data is in the `block` entity, which are organized into a sort of nested set, written/updated indivi…

  20. comment
    Comment #28483836

    That quote is a bit of a cherry pick resulting a wide interpretation that isn't supported. The actual ruling is something more like "Epic failed to prove that Apple is a monopoly i…

  21. comment
    Comment #28463526

    Is there is a solution for using `docker-compose` on mac with podman? I know that podman supports it natively now, and there is `podman-compose`, but I couldn’t find much on gettin…

  22. comment
    Comment #27626254

    Regarding Devise + Rails cookie session store: 1. Logging out deletes the cookie, you are really logged out. If your session cookie got stolen, you have other issues but I don't th…

  23. comment
    Comment #27386941

    That was true of older systems, most newer adaptive cruise control systems I've used have no issue with stop and go traffic.

  24. comment
    Comment #27143988

    What I use for https: $ ruby -r webrick/https -e "WEBrick::HTTPServer.new(Port: 9001, DocumentRoot: '.', SSLEnable: true, SSLCertName: [%w[CN localhost]]).start"

  25. comment
    Comment #26380817

    > I just think that this person just spent hours upon hours of their life working around a quirk in our current society. I think this is a truism. Much human activity could fall un…