In this blog we will learn how to iterate over the elements of a collection (here we considered arraylist) using generics and without generics.first we will go through the process of using iterator ...

Spread the loveIntroduction: In Java, arrays are useful data structures that store elements of the same data type sequentially in memory. Frequently, developers need to determine the size of an array ...

Java Program to find duplicate elements in array - 3 ways to compare time/space complexity. Solution 1 : Our first solution is very simple. All we are doing here is to loop over an array and comparing ...