Why do Web Developers use Firebug?

Why do Web Developers use Firebug? Correct Answer Both Track cookies and sessions

Web developers use Firebug for the following reasons: Inspect the behavior of HTML/CSS, and modify style & layout with true WYSIWYG Debug JavaScript Detect performance of website Track Cookies & Sessions Web security analysis

Related Questions

Firebug is an extension of which browser?
What are the goals for using Firebug?
Which of the following action is possible in Firebug when used as a JavaScript Debugger and Profiler?
Firebug can be used to inspect