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1. Cockatrice/Cockatrice Cockatrice/Cockatrice Public

   A cross-platform virtual tabletop for multiplayer card games

   C++ 1.8k 540

2. taklib taklib Public

   A scala library for the Tak board game

   Scala 16

3. intro-cats-effect intro-cats-effect Public

   Slides and video recording for my "Intro to Cats-Effect" talk

   HTML 27 3

4. Designing an fs2 `Pull` from scratch Designing an fs2 `Pull` from scratch

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   ## The problem

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   I have some data which has adjacent entries that I want to group together and perform actions on.

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   I know roughly that `fs2.Pull` can be used to "step" through a stream and do more complicated

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   logic than the built in combinators allow. I don't know how to write one though!

5. Cheat sheet for common cats monad an... Cheat sheet for common cats monad and fs2 operation shapes

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   | Operation | Input | Result | Notes |

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   | --- | --- | --- | --- |

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   | map | `F[A]` , `A => B` | `F[B]` | Functor |

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   | apply | `F[A]` , `F[A => B]` | `F[B]` | Applicative |

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   | (fa, fb, ...).mapN | `(F[A], F[B], ...)` , `(A, B, ...) => C` | `F[C]` | Applicative

6. Scala (cats) map/traverse parallels Scala (cats) map/traverse parallels

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   ### Parallels between `map` and similar functions

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   ```

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   map          :: F[A] => (A =>     B)   => F[B]

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   flatMap      :: F[A] => (A =>   F[B])  => F[B]

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   traverse     :: G[A] => (A =>   F[B])  => F[G[B]]