What is the difference between static and non-static variables in java programming?
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What is the basic of java?
what is the purpose of class "Object" which is base class for all classes?
my method "abc" return array of interface "xyz" and "pqr" is abstract class implements abc and class "jkl" extends pqr My problem 1) when i call abc it retrun array xyz how can i do this hint xyz refer_xyz = new jkl(); but i can't create array. 2)I want to access method of jkl using reference of xyz??
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Explain Global variables in Packages?
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