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duffmancd

HN member
Joined
Tue, Jan 20, 2015, 11:23 PM UTC
HN karma
90
Public activity
31 items

About duffmancd

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Recent public activity

  1. comment
    Comment #47380818

    RISC-V is a family of instruction sets (which have various chips implementing them). Think "X86-64". It looks like the baochip-1x is using the VexRiscv CPU. The HDL is available he…

  2. comment
    Comment #46830776

    It is much like a game might use a physics engine, or a new language might use the LLVM backend. To overly simplify, a CAD kernel will keep a list of operations (make a cube of thi…

  3. comment
    Comment #46202055

    We even use aluminium on "dumb" transformers for power transmission. Dry-type transformers tend to be physically larger because they use air and resin (rather than a tank of oil) t…

  4. comment
    Comment #43565916

    I think the issue might stem from the fact that (as I read it) the essay is talking about "for the people who are moderate (in the middle of the left/right axis), some are distribu…

  5. comment
    Comment #43136426

    > A well-actually is when you correct someone about something that’s not relevant to the conversation or tangential to what they’re trying to say. So, as long as the conversation i…

  6. comment
    Comment #41756229

    I missed it on the first read-through but there is a link to the code used to run the simulations in the first appendix. Homegrown python code (i.e. not a library), very nicely lai…

  7. comment
    Comment #40727216

    This Vimcast ( http://vimcasts.org/episodes/converting-markdown-to-structur... ) recording is an example of a quite complex macro for converting (a specific file's) markdown to HTM…

  8. comment
    Comment #40064073

    If anyone is wondering where 2.08 comes from like me. First we consider the case with no GST, where the gross-up multiplier is x1.8868 ($1887). This is the pre-tax earnings at 47% …

  9. comment
    Comment #38247650

    I'd argue that the steelman position might be: "Understand the treatment dynamics". Treating a linear-response in the vitamin deficiency case with a binary threshold, and treating …

  10. comment
    Comment #36431011

    I've heard "pixels" used generically to refer to the bundle of tracking code from a particular vendor in the marketing department at work. e.g. "Have you enabled the Facebook pixel…

  11. comment
    Comment #34321288

    Reminds me of [0]. At work we tend to create backronyms for/from the cute names which is our way of having our cake and eating it too. [0] https://youtube.com/watch?v=y8OnoxKotPQ&s…

  12. comment
    Comment #31590607

    This doesn't match with my experience. I have a single catchall *@my-domain.com address that will receive anything sent to the domain (without setting up separate accounts ahead of…

  13. comment
    Comment #30637194

    I've used IronCAD, Solidworks, pro/e and AutoDesk Inventor. If you're approaching 3D modelling as a draftsperson, IronCAD was much more productive. Want to change this part, just d…

  14. comment
    Comment #29965315

    I think something like the Games Workshop/Warhammer 40k approach would work well here [1]. Lego has enough settings/worlds to hand off to different studios, and you have all the hi…

  15. comment
    Comment #28288106

    For more information, the parent PDF describes a similar process using reflection discovered in China. If you cast and polish a bronze mirror with raised letters/shapes on the back…

  16. comment
    Comment #27699255

    I'll try to give my perspective, though it's mostly expanding on em500's [1] 3rd paragraph. I think you're asking the wrong question about prophet - most users don't care "how good…

  17. comment
    Comment #26911281

    There is a little more information in this hackaday article [1]. Both propellers have swashplates like a helicopter which allows them to control the pitch of each rotor. [1] https:…

  18. comment
    Comment #25856218

    The sum of all positive integers can be somewhat described as negative one twelfth: https://www.youtube.com/watch?v=E-d9mgo8FGk

  19. comment
    Comment #25540579

    I really enjoyed running through Write Yourself A Git[0], which guides you through implementing a basic Git replacement in python. [0] https://wyag.thb.lt/

  20. comment
    Comment #24914590

    And Microsoft with recent additions to Office. The larger icons in the ribbon at least have splashes of colour, but the quick access toolbar is entirely monochrome.

  21. comment
    Comment #23934733

    I'm also not an expert: based only on my reading of Wikipedia, you are correct and it is bonkers from a US perspective. The photographer may be in breach of Twitter's ToS for enfor…

  22. comment
    Comment #23934404

    There is. Japan's "copyright" laws are different and include Moral rights ( https://en.wikipedia.org/wiki/Copyright_law_of_Japan#Moral_r... ) which are nontransferable and include …

  23. comment
    Comment #23776607

    I had to edit the expiry date on the "redesign_optout" cookie that gets placed when you tick the optout. But an add-on (see sibling comment) is probably more reliable long-term.

  24. comment
    Comment #22778537

    Note that that 40% is of owner-occupiers (which is not clearly stated in the article). Which make up roughly half of all households. Renters (whether or not they own another house)…

  25. comment
    Comment #21633151

    Changes to the way that DHCP works. There are now different methods if you're handing out subnets to a router, IPs to an end device or allowing devices to (automatically) self assi…