HappyCoders Developer Blog: Java, Algorithms, Data Structures

Java LinkedList as Deque
(with Example)

Sven WoltmannJune 7, 2022

How to use the Java LinkedList as a deque? How does it work? What are its characteristics? When should you use it as a deque?

Java ArrayDeque
(with Example)

Sven WoltmannJune 7, 2022

How to use the Java ArrayDeque? How does it work? What are its characteristics? Comparison with LinkedList. When should you use it?

BlockingDeque Interface in Java

Sven WoltmannJune 7, 2022

How to use the BlockingDeque interface in Java? Overview of all blocking methods and comparison with the BlockingQueue interface.

Deque Interface in Java

Sven WoltmannJune 7, 2022

How to create and use a deque in Java? What methods does the Deque interface provide? Which deques exist in the JDK? With sample code!

Deque Data Structure

Sven WoltmannJune 7, 2022

In this tutorial, you will learn everything about the abstract data type "deque", which deques exist in Java, and how to implement deques yourself.

Array vs. Linked List

Sven WoltmannMay 23, 2022

What is the difference between Array and Linked List? What are the advantages and disadvantages? When should you use which data structure?

Implementing a Priority Queue Using a Heap

Sven WoltmannMay 16, 2022

How to implement a priority queue with a heap in Java? Illustrative explanation with diagrams and Java source code.

Implementing a Queue Using an Array

Sven WoltmannMay 16, 2022

How to implement a queue based on an array in Java (without Java collections classes)? How does the array grow on demand?

Implementing a Queue Using a Linked List

Sven WoltmannMay 16, 2022

How to implement a queue using a linked list? How to enqueue and dequeue elements? Tutorial with images and Java code examples.

Implementing a Queue Using a Stack

Sven WoltmannMay 16, 2022

How to implement a queue with a stack (more precisely: with two stacks)? Tutorial with illustrations and Java code examples.

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