How does a cookie work in Servlets?
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Write an algorithm program in java for the following question.. In a VLSI design techniques,they used rectangles to design circuits. EVery rectangle is to be placed according to x,y coordinates. Check whether or not two rectangles overlap each other. Here overlapping of rectangles is acceptable, if 1) one rectangle intersect with other. 2) one rectangle fully covers other. The time of algorithm should not exceed o(n logn).
Define canvas?
Can a class have an interface?
What is an Exception ?
There can be a abstract class without abstract methods, but what is the need to declare a class abstract if it doesn't contain abstract methods?
What is the diffrence between inner class and nested class?
What is nullpointerexception?
What is nested loop? What is dangling else condition in it?
What is boolean example?
What is valid keyword in java?
what is singleton in java?
Is space a string in java?