Using the developer tools
Almost all of the top browsers, such as Mozilla Firefox, Google Chrome, Safari, and Internet Explorer, have powerful debugging tools that help us understand the requests that are being made, and the responses that are coming back. JSON could either be part of the request, or be part of the response. Google Chrome, Safari and newer versions of Internet Explorer are shipped out with built-in developer tools. Firebug is a very popular web development toolkit that is available for Mozilla Firefox. Firebug is an external plugin and has to be installed on the browser; it is one of the earliest web development toolkits that was built to assist web developers while using Firefox.
Note
To install Firebug, please visit http://getfirebug.com/, and click on Install Firebug on the landing page.
These developer tools provide access to the HTML DOM tree, and give us a real-time understanding of how the HTML elements are arranged on the page. The developer tools come with a network...