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How can instantiate Java interface without implementing.
public interface Foo { String method(); } public class Claaa { public static void main(String[] args) { Foo fooByIC...
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I have updated in http://www.freejavaclass.com/ Collection is a group of objects treated as single unit. Arbitrary objects can be add, del...
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I have updated in http://www.freejavaclass.com/ this() can be used to invoke a constructor of the same class whereas super() can be used ...
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I have updated in http://www.freejavaclass.com/ Inner class : classes defined in other classes, including those defined in methods are cal...
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