Java Collection ProblemsA collection of 20 posts

Java’s Collections class is packed with powerful utility methods that simplify working with data structures, but many…

You’ll often find yourself needing to check if all values in a Map are equal — for example, when…

Find duplicates in java list Duplicate elements in a list means the elements which occur more than…

Java ArrayList length In this article, we will take a look at the method to get the…

Clear arraylist in java In this article, we will understand how to clear an arraylist in java…

Java 8 – Convert list to map In this article, we will understand how to convert a…

Java – Convert list to string In this article, we will look at different methods to convert…

Java – Implement singly linked list In this article, we will implement a singly linked list with…

Java ArrayList Deep Copy In this article, we will look at how to perform deep copy of…