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Viewing profile — xjm

xjm

HN member
Joined
Fri, Jul 10, 2015, 8:08 AM UTC
HN karma
41
Public activity
29 items

About xjm

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Recent public activity

  1. comment
    Comment #48422173

    But ... if they were sentient, sentience would just happen for the time of a session, and only when tokens are being generated. I don't think people here are arguing that sentience…

  2. comment
    Comment #47045057

    Webpage of the text without the intro paragraph https://hex.ooo/library/power.html

  3. comment
    Comment #46579885

    Proving that a particular program terminates does not require deciding the halting problem on arbitrary programs (same for deadlock freedom)

  4. comment
    Comment #46286950

    It is not so obvious, some countries have a wealth tax in addition to the income tax.

  5. comment
    Comment #46286916

    Only if you pay it off with taxable income. If you have a lot of assets you can just refinance your loan with more debt.

  6. comment
    Comment #46122144

    Part of the Advent of Compiler Optimisations https://xania.org/AoCO2025 Loving it so far!

  7. comment
    Comment #46120575

    We used a low number _and_ it was a while ago (it would be different if we used the same number spread out on the same time span)

  8. comment
    Comment #46070513

    I find it much easier to see what is going on when selecting λ-calculus instead of Δ-Nets. E.g. for the mandatory Y Combinator , λf.(λx.f (x x)) (λx.f (x x)) for which the differen…

  9. comment
    Comment #46056993

    First sentence: > All of modern mathematics is built on the foundation of set theory That's ignoring most of formalized mathematics, which is progressing rapidly and definitely mod…

  10. story
  11. comment
    Comment #46056806

    agreed. tiring. maybe someone will make an "article-to-prompt" sort of reverse ChatGPT? But of course someone already did that, and of course it's inside ChatGPT, what was I thinki…

  12. comment
    Comment #45251343

    > Thatcher told us, “There is no alternative.” In 1982, Bill Gibson refuted her thus: “The street finds its own uses for things.” > I know which prophet I’m gonna follow. > Thanks …

  13. comment
    Comment #43465049

    Another one is Presburger Arithmetic, which is Peano Arithmetic minus the multiplication. What makes it interesting (and useful) is that this removal makes the theory decidable. ht…

  14. comment
    Comment #41647817

    > fixing the climate I would be happy to be convinced that climate is an intelligence problem. One could argue it could be solved with "abundant energy" but if this abundant energy…

  15. comment
    Comment #41078146

    I counted one trillion or 9! * 3!^8 * 2 : the 8 because you have can choose 3 independent permutations of columns inside column blocks + 1 permutation of column blocks, plus same f…

  16. comment
    Comment #41078002

    I'm struggling to try and find information on "exact same modus operandi has been used by far-left movements in the past to disrupt high-speed lines" can you provide some links? (I…

  17. comment
    Comment #41077936

    Though burning random cars might be French, we are talking here about arson with precise strategic targets (although I'm not staying this is more Russia's style)

  18. comment
    Comment #41077915

    Current discussion: https://news.ycombinator.com/item?id=41076831

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  20. comment
    Comment #41077768

    The scale is different: "thousands of travellers" vs "hundreds of thousands" One line was blocked because of "two optic fibers" in Germany "for around three hours". Now in France t…

  21. comment
    Comment #40548960

    The Eiffel tower's is fun (:

  22. comment
    Comment #39531499

    A modular and safe way to achieve this is probably effect handlers. It's like python's yield but can return a value and is scoped like an exception, it's not local to a function ca…

  23. comment
    Comment #37499637

    Nice! Note that this page has no category theory yet since it explains sets, so if you already know sets, set product, etc and want to learn about category theory, my advice is to …

  24. comment
    Comment #37416572

    In addition, even selfish people should care about loss of biodiversity if only because it facilitates disease transmission, and so is a threat to food security and public health.

  25. comment
    Comment #37403986

    Did not know that, thank you. However how do you know it will re-form just fine? The abstract says: > Instead, coal accumulation patterns implicate a unique combination of climate …