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AppDelegate,UIApplicationDelegate,UIApplication Object,Singleton

UIApplicationDelegate-> UIApplicationDelegate is a protocol which consists some predefine methods. These methods are called by singleton UIApplication object. UIApplication Object-> UiApplication Object is the object of UIApplication...

Difference between Singleton and Prototype bean

Singleton Bean Scope The singleton bean is termed as a stateless bean i.e. it doesn't carry any state with it. Only one instance of the object is created which is defined by this type of bean. One instance is created per container.All the o...

Best way to create a singleton class in Objective-C

There are different ways to create a singleton/shared instance of a class in Objective-C. Here I have explained two most preferred methods for it and both are thread safe. 1) Using "@synthesize" #define SINGLETON_FOR_CLASS(yourclassname...

How to create Singleton class

Sometimes, we need access of some object /data/ variable globally throughout the App. In that case, creating a singleton class which can be accessed through out the app is helpful. App Delegate is a good example of singleton class. After goog...
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