UPenn intro to Swift

1. A Swift Introduction
Natasha Murashev
@NatashaTheRobot

3. Agenda
• Swift Basics
• Play Time
• Next steps…

4. Swift Basics

5. Hello, World!

8. Type Inference

14. Optionals?

23. Downcasting

28. Functions

39. Play Time!

40. Playgrounds
• Experiment
• Learn
• Algorithm Development
• Fun

42. Next steps…

43. Everyone is a
beginner

44. from a presentation by @alexisgallagher

45. Apple Resources
• WWDC14 Videos
• XCode (FREE)
• Swift Blog
• Swift Book

46. @NatashaTheRobot
• Swift Newsletter -
swiftnews.curated.co
• NatashaTheRobot.com
• @NatashaTheRobot

47. Swift vs Objective-C
Swift: 186 days
Objective-C (with iPhone SDK): 6+ years
Objective-C (with Mac OS X): 13+ years
Objective-C (with NextStep): 20+ years

48. You have the opportunity
to alter the future of iOS

49. Questions?
@NatashaTheRobot

50. Additional Resources

51. WWDC14 Sessions:
Swift Language
• Introduction to Swift
• Intermediate Swift
• Advanced Swift

52. WWDC14 Sessions:
Integration with Objective-C
• Integrating Swift with
Objective-C
• Swift Interoperability in Depth

53. WWDC14 Sessions:
Swift Debugging
• Introduction to LLDB and the
Swift REPL
• Advanced Swift Debugging in
LLDB

54. WWDC14 Sessions:
Playgrounds
• Swift Playgrounds

55. Swift iBooks
Unofficial PDF Versions available

56. Tutorials
• Ray Wenderlich Swift Tutorials
• Treehouse: An Absolute
Beginners Guide to Swift
• iOS Blog: Swift Tutorials
• NSScreencast Swift Videos

57. Websites
• We Heart Swift
• Code in Swift
• LearnSwift.tips
• Learn Swift
• Learn Swift Online

58. Blogs
• Apple’s official Swift Blog
• Mike Ash
• Evan Swick
• Teton Technical
• Learn Programming iOS
• NatashaTheRobot

59. Accounts to Follow
• @clattner_llvm
• @WeHeartSwift2
• @SwiftDevs
• @objectivec
• @SwiftStack_
• @iOSSwift
• @swiftLDN
• @NatashaTheRobot
• @louielouie

60. @iOSSwift