What is java object name?
What is the difference between jvm and jre? What is an interface?
Difference between ?System.out.println? and ?System.error.println??
What is lazy initialization in java?
what is a thread?
What is a substring of a string?
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??
What is a return in java?
What are the benefits of operations?
What is %02d?
What does singleton class mean?
What is the purpose of assert keyword used in jdk1.4.x?
How does linkedlist work in java?