objective-c 2918

  1. What's the difference between the atomic and nonatomic attributes?
  2. How to make a UITextField move up when keyboard is present?
  3. How can I disable ARC for a single file in a project?
  4. performSelector may cause a leak because its selector is unknown
  5. Passing Data between View Controllers
  6. How do I sort an NSMutableArray with custom objects in it?
  7. How do I check if a string contains another string in Objective-C?
  8. What is a typedef enum in Objective-C?
  9. Shortcuts in Objective-C to concatenate NSStrings
  10. How can I disable the UITableView selection highlighting?
  11. Constants in Objective-C
  12. How do I convert an NSString value to NSData?
  13. How to call Objective-C code from Swift
  14. How to check iOS version?
  15. Generating random numbers in Objective-C
  16. @class vs. #import
  17. How do I create delegates in Objective-C?
  18. How do you trigger a block after a delay, like -performSelector:withObject:afterDelay:?
  19. Placeholder in UITextView
  20. Location Services not working in iOS 8
  21. iOS 8 UITableView separator inset 0 not working
  22. How do I test if a string is empty in Objective C?
  23. How to link to apps on the app store
  24. Send and receive messages through NSNotificationCenter in Objective-C?
  25. @synthesize vs @dynamic, what are the differences?
  26. How to convert an NSString into an NSNumber
  27. How do I create a basic UIButton programmatically?
  28. UITableViewCell, show delete button on swipe
  29. In Objective-C, how do I test the object type?
  30. Creating an abstract class in Objective-C
  31. Codesign error: Provisioning profile cannot be found after deleting expired profile
  32. Should IBOutlets be strong or weak under ARC?
  33. How to programmatically send SMS on the iPhone?
  34. What does the NS prefix mean?
  35. How do I set up NSZombieEnabled in Xcode 4?
  36. How to navigate through textfields (Next / Done Buttons)
  37. How to print out the method name and line number and conditionally disable NSLog?
  38. UITextField text change event
  39. How to check if an NSDictionary or NSMutableDictionary contains a key?
  40. Set the maximum character length of a UITextField
  41. How to add percent sign to NSString
  42. What is the difference between class and instance methods?
  43. File is universal (three slices), but it does not contain a(n) ARMv7-s slice error for static libraries on iOS, anyway to bypass?
  44. How to set the title of UIButton as left alignment?
  45. How do I iterate over an NSArray?
  46. throwing an exception in objective-c/cocoa
  47. Is It Possible to NSLog C Structs (Like CGRect or CGPoint)?
  48. @import vs #import - iOS 7
  49. What does the “__block” keyword mean?
  50. Getting current device language in iOS?