Bootstrap 3 Tutorial

  • Bootstrap is a free front-end framework for faster and easier web development
  • Bootstrap includes HTML and CSS based design templates for typography, forms, buttons, tables, navigation, modals, image carousels and many other, as well as optional JavaScript plugins
  • Bootstrap also gives you the ability to easily create responsive designs

Why Use Bootstrap?

Advantages of Bootstrap:

  • Easy to use: Anybody with just basic knowledge of HTML and CSS can start using Bootstrap
  • Responsive features: Bootstrap’s responsive CSS adjusts to phones, tablets, and desktops
  • Mobile-first approach: In Bootstrap 3, mobile-first styles are part of the core framework
  • Browser compatibility: Bootstrap is compatible with all modern browsers (Chrome, Firefox, Internet Explorer, Edge, Safari, and Opera)

Where to Get Bootstrap?

There are two ways to start using Bootstrap on your own web site.

You can:

  • Download Bootstrap from
  • Include Bootstrap from a CDN

Downloading Bootstrap

If you want to download and host Bootstrap yourself, go to, and follow the instructions there.

JavaScript Tutorial

JavaScript is a lightweight, interpreted programming language. It is designed for creating network-centric applications. It is complementary to and integrated with Java. JavaScript is very easy to implement because it is integrated with HTML. It is open and cross-platform.


This tutorial has been prepared for JavaScript beginners to help them understand the basic functionality of JavaScript to build dynamic web pages and web applications.


For this tutorial, it is assumed that the reader has prior knowledge of HTML coding. It would help if the reader had some prior exposure to object-oriented programming concepts and a general idea of creating online applications.

Execute JavaScript Online

For most of the examples given in this tutorial you will find Try it an option, so just make use of this option to execute your JavaScript programs at the spot and enjoy your learning.

Advanced React and Redux

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HTML5 Tutorial

HTML5 is the latest and most enhanced version of HTML. Technically, HTML is not a programming language, but rather a markup language. In this tutorial, we will discuss the features of HTML5 and how to use it in practice.


This tutorial has been designed for beginners in HTML5 to make them understand the basic-to-advanced concepts of the subject.


Before starting this tutorial, you should have a basic understanding of HTML and its tags.