1. Basic CSS Selector Syntax Explained Using Cats

  2. It’s Only Color

  3. Back to Basics: Anonymous Functions and Closures

  4. Back to Basics: SOLID

  5. Back to Basics: Regular Expressions

  6. Back to Basics: Writing SQL Queries

  7. Back to Basics: Writing Unit Tests First

  8. Back to Basics: Polymorphism and Ruby

  9. Back to Basics: HTTP Requests in Rails Apps