Swift Introduction to Swift in Ruby

2014-06-17 Presented on Ruby Tuesday #29

1. Swift Introduction to Swift in Ruby
2. @josephku
5. 370,000
6. Safe Modern Power
9. No base class
10. @objc
11. Playground
12. Visual REPL
13. Use constant
14. let var
15. Unicode
16. π
17. String Interpolation
18. let name = "Afu" let age = 3 let greetings = "Hi! My name is \(name). My human age is \(age * 7)" println(greetings)
19. puts "Hi! I am #{name}. My human age is #{age * 7}"
20. Array & Dictionary
21. Array & Hash
22. 1..10 1…10
23. if true { println("only me!") }
24. Functional Programming
25. Structure & Class
26. Extensions
27. 500.repeatitions { println("Me again!") }
28. 500.times { puts "Me again!" }
29. Tuple
30. let someTuple: (Double, Double) = (3.14159, 2.71828)
31. ?
32. var serverResponseCode: Int? = 404 serverResponseCode = nil
33. Optional Chaining
34. num = paul.residence?.address?.buildingNumber?.toInt()
35. RubyMotion
36. C’mon, it’s Ruby!!
37. ?
38. Thank you!