- Decodable
- Optionals
- autolayout + Constraints
- Closures + Completions
- Structs + Classes
- Coffee cup or apples
- self
- Tables & cells
- Cell reuse
- Sheets of paper using a pencil & eraser
- swift function naming
- UI updating on main thread
- URL Query Items
- Stringly typed
- UITableViewDelegate
- delegating dirty work to be done by someone else. ie take this to the trash!!
- UINavigationController