Amegan

NSUserDefautls object automatically loads and saves small information. Along with primitive value like BOOL, integer or float, NSUserDefaults can handle objects like NSArray, NSData, NSDictionary, NSString.

// Save a default
[[NSUserDefaults standardUserDefaults] setObject:@"NO" forKey:@"ShowWarning"];

// Read  BOOL warning value from NSUserDefaults
BOOL showWarning = [[NSUserDefaults standardUserDefaults] boolForKey:@"ShowWarning"];