error: writable atomic property cannot pair ...
atomic ... property is NOT writable ... @property (atomic)
nonatomic ... property is writable ... @property (nonatomic)
(continue to survey
(keyword is synthesize, retain)
atomic ... property is NOT writable ... @property (atomic)
nonatomic ... property is writable ... @property (nonatomic)
(continue to survey
(keyword is synthesize, retain)