1. Why Factories?

  2. 5 Common JSON Decoders

  3. Two ways of looking at map functions

  4. Modeling with Union Types

  5. Booleans and Enums

  6. Following the Path

  7. Decorating ActiveRecord

  8. Modeling a Paginated API as a Lazy Stream

  9. Testing Third Party Interactions

  10. Learning by helping

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