What does the property “Nonatomic” mean?

Question

What does \"nonatomic\" mean in this code?

@property(nonatomic, retain) UITextField *theUsersName;

What is the difference between atomic an

Answer 1

You can able to get a handle of this stuffs by reading the below article.

Threading Explained with the nonatomic's purpose

nonatomic - Not Thread Safe

atomic - Thread Safe - This is the default property attribute.