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Java – LinkedList peek(), peekFirst() and peekLast() methods

By Chaitanya Singh | Filed Under: java

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

By Chaitanya Singh | Filed Under: java

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

By Chaitanya Singh | Filed Under: 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

By Chaitanya Singh | Filed Under: 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

By Chaitanya Singh | Filed Under: java

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

By Chaitanya Singh | Filed Under: 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

By Chaitanya Singh | Filed Under: 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

By Chaitanya Singh | Filed Under: 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

By Chaitanya Singh | Filed Under: 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

By Chaitanya Singh | Filed Under: java

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

By Chaitanya Singh | Filed Under: java

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

By Chaitanya Singh | Filed Under: java

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

By Chaitanya Singh | Filed Under: 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

By Chaitanya Singh | Filed Under: java

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

By Chaitanya Singh | Filed Under: java

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]

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