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Viewing profile — jarhart

jarhart

HN member
Joined
Mon, Oct 28, 2013, 7:17 PM UTC
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Public activity
7 items

About jarhart

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Recent public activity

  1. comment
    Comment #7348862

    I completely agree that TDD originally meant that, and still does. The problem is too many developers don't bother to learn what TDD really means and immediately think of it as a t…

  2. comment
    Comment #7348829

    I'm often frustrated with developers looking at the term "test-driven development", focusing on the word "test", and thinking of TDD as a testing process instead of a development p…

  3. comment
    Comment #6630660

    Actually it's not. Only the primitive readers have similar "overhead" as with the implicits approach. Most of the readers are defined by mapping or flatMapping over the primitives …

  4. comment
    Comment #6630303

    It does actually solve the problem that DI solves in general, because you create readers that expect the dependency to be injected into them. You still have to decide how to do the…

  5. comment
    Comment #6629724

    I look forward to that blog post. In order to use Scalaz's monad transformers with scala.concurrent.Future, would I have to write my own monad instance for it, or is there a way to…

  6. comment
    Comment #6629496

    Technically, Scala's for comprehensions don't let you mix monads either, but implicit conversions make it work in some cases. For example, there's an implicit conversion from Optio…

  7. comment
    Comment #6629213

    I actually like using comprehensions in Scala so I don't find it annoying at all. Also I think having a clear distinction between the "normal" and "injected" functions is a good th…