Amazon Interview Question for Software Engineer / Developers






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Visitor pattern is to make double dispatch i.e. make a virtual method callable based on two objects rather than one as we normally see.

Diff between facade and adapter: Facade is for unified simple inteface combining functionality of several classes. Adapter is used to provide extensible functionality by privately inheriting the adaptee class.

- netappreject June 08, 2010 | Flag Reply


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