Appendix A: Installing WampServer
The full name of AJAX is Asynchronous JavaScript And XML and it enables web pages to be updated asynchronously by exchanging data with a web server in the background. The AJAX technique makes web pages quite responsive because most of the job is done in the background. It is also possible to update parts of a web page instead of reloading the whole web page.
To test AJAX code, you need a server and that is why I installed WampServer on my Windows computer.
The Wamp in WampServer stands for Windows (operating system), Apache (web server), MySQL (database), and PHP programming language. There is another server called XAMPP which can be used for Linux and Mac OS as well.
A-1. Downloading WampServer
The first step is ...