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December 11, 2015 05:48
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Creating singletons.
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+ (ClassyClass *)sharedClient | |
{ | |
static Server *_sharedClient = nil; | |
static dispatch_once_t onceToken; | |
dispatch_once(&onceToken, ^{ | |
_sharedClient = [[ClassyClass alloc] init]; | |
}); | |
return _sharedClient; | |
} |
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A singleton is an object that is instantiated once, thereby making sure you always have the same object.