APIs (Application Programming Interfaces) are gaining popularity nowadays among businesses in different industries. APIs allow us to create applications that access the features or data of an operating system or application. This course "APIs in Action: Build API-Based Applications" helps you understand the basics of API and also to make use of existing APIs to develop your own applications from scratch.

By completing this course, you will understand basic AJAX concepts, JSON and XML processing and also web application development. You will learn how to use XMLHttpRequest object in JavaScript as well as jQuery.

The applications you are going to develop as part of this course are

1. Currency Converter

2. Language Detector

3. World Clock