41.is Visitor pattern? In Visitor pattern, we use a visitor class which changes the executing algorithm of an element class. By this way, execution algorithm of element can vary as Continue Reading »
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31.What are the entities of Service Locator pattern? Following are the entities of this type of design pattern. Service – Actual Service which will process the request. Reference of such Continue Reading »
21.What is Composite pattern? Composite pattern is used where we need to treat a group of objects in similar way as a single object. Composite pattern composes objects in term Continue Reading »
1.What are Design Patterns? Design patterns represent the best practices used by experienced object-oriented software developers. Design patterns are solutions to general problems that software developers faced during software development. Continue Reading »