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This in-depth tutorial introduces you to generics and their types and methods ... use generic features in your Java programs. ClassCastExceptions happen when you cast objects from their current ...

import java.io.*; Create a new project, set the location, click on java2 and chose java application. Write the following code and run the application. Hit any key and push return. Remove the char cast ...

which happens when you try to cast objects to incompatible types. In this tutorial, you’ll learn about generics and see three examples of using them with the Java Collections Framework.

The default constructor in Java takes no arguments -- it simply initializes reference types to null and primitive types to the binary equivalent of zero. That means instance variables are assigned as ...

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