Procedural programming is about writing procedures or methods that perform operations on the data, while object-oriented programming is about creating objects that contain both data and methods.

We recommend reading this tutorial, in the sequence listed in the left menu. Java is an object oriented language and some concepts may be new. Take breaks when needed, and go over the examples as …

To understand programming, we need to understand the basic underlying concepts. The following pages explain the basic programming concepts, using code examples, images, and animations.

If you haven't tried programming yet, it is recommended to try the concepts described here yourself as you move along, starting with either Python, or JavaScript as your first programming language.

It is designed for beginners and requires no prior experience with programming. The content has been carefully made to be bite-sized, simple, and easy to understand.

Then, you will learn more about complex data structures like trees and graphs, study advanced sorting and searching algorithms, explore concepts like time complexity, and more.

Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.

Any code placed inside the main() method will be executed. For now, you don't need to understand the keywords public, static, and void. You will learn about them later in this tutorial. Just remember: …

As we go along in this tutorial, new theoretical concepts and terminology (new words) will be needed so that we can better understand the data structures and algorithms we will be working on.

Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, Python, Bootstrap, Java and XML.