All you need to know is that Set doesn't allow duplicates in Java. Which means if you have added an element into Set and trying to insert duplicate element again, it will not be allowed. In Java, you ...

In Java an array is a way of storing multiple items of the same type. In this quick tutorial we introduce you to the very basics.

You use this library to generate a random number and insert the number into an array variable index. You can add one or several random numbers into your array variables, but Java does not ...

In this blog we will understand about vector class in collection framework. we use vector class to facilitate the growable nature of collection of objects. like array we can access any member of the ...

Given an array of integers. Write a Java Program to find the sum of the elements of the array. An array is a data structure that contains a group of elements. Typically these elements are all of the ...