Ruby or Rails

Episode #473 by Teacher's Avatar David Kimura

Summary

In this episode, we take a look at 20 different code examples and have to determine if they are part of Ruby's core library or if they are specific to the Ruby on Rails framework.
ruby rails syntax 11:00

Chapters

  • Introduction (0:00)
  • 1. Proc.new (1:34)
  • 2. find_by (1:47)
  • 3. StandardError (2:13)
  • 4. module and include (2:36)
  • 5. try (3:12)
  • 6. Safe Navigator (3:43)
  • 7. attr_accessor (4:16)
  • 8. before_action (4:42)
  • 9. where and order (5:05)
  • 10. Hash.find (5:25)
  • 11. with_indifferent_access (5:52)
  • 12. Hash.select (6:18)
  • 13. Array.in_groups_of (6:40)
  • 14. Hash.merge (6:59)
  • 15. Hash.deep_merge (7:21)
  • 16. Array.map (7:54)
  • 17. Array.from and Array.to (8:14)
  • 18. blank? (8:46)
  • 19. Array.wrap (9:05)
  • 20. times (9:40)
  • Final Thoughts (10:05)
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