Description public E peek(): Retrieves, but does not remove, the head (first element) of this list. public E peekFirst(): Retrieves, but does not remove, the… [Read More]
Java – LinkedList poll(), pollFirst() and pollLast() methods
Description Example Programs for poll(), pollFirst() and pollLast() methods of LinkedList class. LinkedList.poll() Retrieves and removes the head (first element) of this list. import java.util.LinkedList;… [Read More]
LinkedList push() and pop() methods – Java
Description Programs to demonstrate push and pop operations on LinkedList. LinkedList.push(E e) public void push(E e): Inserts the element at the front of the list…. [Read More]
Adding element to front of LinkedList in Java
Description Program to add element to front(head) of LinkedList. Program import java.util.LinkedList; class LinkedListExample { public static void main(String[] args) { // create a LinkedList… [Read More]
Java – Get the index of last occurrence of an element in LinkedList
Description Program to find out the index of last occurrence of an element in LinkedList. Program import java.util.LinkedList; class LinkedListExample { public static void main(String[]… [Read More]
Iterate a LinkedList in reverse sequential order – java
Description Program to iterate a LinkedList in reverse order using descendingIterator() method of LinkedList class. Program import java.util.LinkedList; import java.util.Iterator; class LinkedListDemo { public static… [Read More]
Clone a generic LinkedList in Java
Example import java.util.LinkedList; class LinkedListClone { public static void main(String[] args) { // create a LinkedList LinkedList<String> list = new LinkedList<String>(); // Adding elements to… [Read More]
Adding an element to LinkedList using add(E e) method – Java
Description Program to add a new element to LinkedList using add(E e) method of LinkedList class. Example import java.util.LinkedList; class LinkedListAdd { public static void… [Read More]
Append all the elements of a List to LinkedList – Java
Description Program to add all the elements of a List to the LinkedList using addAll() method of LinkedList class. Example import java.util.ArrayList; import java.util.LinkedList; import… [Read More]
Java – Get element from specific index of LinkedList example
In this example we are gonna see how to get an element from specific index of LinkedList using get(int index) method: public E get(int index):… [Read More]
Java – Check if a particular element exists in LinkedList example
In this example we are gonna see how to check if a particular element exists in LinkedList using contains() method: public boolean contains(Object o): Returns… [Read More]
Java – Add elements at beginning and end of LinkedList example
Example In this example we will learn how to add elements at the beginning and end of a LinkedList. We will be using addFirst() and… [Read More]
How to convert LinkedList to array using toArray() in Java
Converting LinkedList to array is very easy. You can convert a LinkedList of any type (such as double, String, int etc) to an array of… [Read More]
Java – Convert a LinkedList to ArrayList
Example In this example we are converting a LinkedList to ArrayList. We have a LinkedList of Strings in which we are storing names of 5… [Read More]
Java – Get first and last elements from LinkedList example
In this tutorial we will see an example on how to get first and last element from LinkedList. Example Here we have a LinkedList of… [Read More]