1. File Upload with Elm and ActiveStorage

  2. Name the Abstraction, Not the Data

  3. Decimating deprecated finders

  4. Faking External Services in Tests with Adapters

  5. Token Authentication with Rails

  6. Sharing Query Logic Within ActiveRecord Models

  7. .git/safe

  8. Little Library

  9. Rails Path Helpers and the Mystery of the Missing Route Key

  10. Announcing: Our Online Learning Platform Upcase is Now Free!

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