1. Using Custom Delegate passing value from one view controller to another view controller
2. Login with Facebook Integration
3. Login with Google plus Integration.
4. How to use Google maps in your app. 
5. Custom Slide menu controller in swift
6. Dynamic cell expand Label(like Facebook press more reading and expand message)
7. Json post web service (upload image or username, password)
8. Create a Popover Controller in swift
9. Reverse GeoLocation using get address for specific coordinates
10. Twitterkit Integration
11. Graph Api 
12. Local Notification Integration
13. Push Notification Integration
14. XML Parser
15. Json parsing using custom model classes
16. Core data Migration
17. AutoComplete Search in Google map.
18. Draw poly line using google map
19. Offline JSON parse and xml parse
20. MVVM design pattern using json parse
21. App store submission and certification creation
22. Test flight build upload
23. Diawi build upload
24. Core Ml Integration 
25. Stack view Samples
26. Core Animation