In this example, we will learn to iterate over the elements of an arraylist in Java. Example 1: Iterate through ArrayList using for loop import java.util.ArrayList; class Main { public…

In this example, we will learn to convert the arraylist into a string and vice versa in Java. Example 1: Convert the Arraylist into a String import java.util.ArrayList; class Main…

In this example, we will learn to convert the linked list into an array and vice versa in Java. Example 1: Convert the LinkedList into Array import java.util.LinkedList; class Main…

In this example, we will learn to get the middle element of the linked list in a single iteration in Java. Example 1: Get the middle element of LinkedList in…

In this example, we will learn to implement the queue data structure in Java. Example 1: Java program to implement Stack public class Queue { int SIZE = 5; int…

In this example, we will learn to implement the stack data structure in Java. Example 1: Java program to implement Stack // Stack implementation in Java class Stack { //…

In this example, we will learn to implement the linked list data structure in Java. Example 1: Java program to implement LinkedList class LinkedList { // create an object of…

In this program, you'll learn to sort an arraylist of custom object by their given property in Java. Example: Sort ArrayList of Custom Objects By Property import java.util.*; public class…

In this program, you'll learn to sort a given map by values in Java. Example: Sort a map by values import java.util.*; import java.util.Map.Entry; class Main { public static void…

In this program, you'll learn to convert an array to a set and vice versa in Java. Example 1: Convert Array to Set import java.util.*; public class ArraySet { public…