In the below example, how many string objects are created?
when to use ArrayList and when to use HashMap in webApplication.
Why do we use variables?
how does multithreading take place on a computer with a single cpu? : Java thread
Which collection does not allow duplicates in java?
What are the two ways in which thread can be created?
Can a class be subclass of itself?
What is the difference between quicksort & mergesort? When should they be used? What is their running time?
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Program to find greatest prime number in n numbers?
Is ruby built on java?
Why do we use regex?
what is difference between Interface and abstract class
What is a subsequence of a string?