The Monad Challenges

A set of challenges for jump starting your understanding of monads.

Outline

Set 1: Random Numbers

Set 2: Failing Computations

Set 3: Combinations

Set 4: Common Abstraction

Set 5: Do Notation

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Set 4: Common Abstraction

  1. Generalizing State and Maybe
  2. A missed generalization
  3. Formalizing the pattern
  4. Creating instances
  5. Revisiting other generic functions
  6. Using the abstraction