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You can define initial values for the elements of a static array by listing the initial values in parentheses following the list of element names in the DECLARE or ARRAY statements. Commas are ...

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 ...

There is method to add elements at the beginning of an array using unshift method The array unshift method adds element at the beginning of an array and returns its new length. This method can be ...

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 ...

You can add one or several random numbers into your array variables, but Java does not guarantee that each number is unique.