Firebug 1.9.1 for Ubuntu

How many times have you gone over and over a small detail in the design or functioning of a script in your web?(upload changes to the server, check it out, etc..).

Firebug is a Firefox addon that allows editing various details such as CSS or Javascript functions of your web <i> the fly </ i>, from the same web browser and see changes in the time that you have automatically made them .

Firebug is activated by clicking the icon in the status bar, showing the various editing options (HTML, CSS, Scripts, etc.) In multiple tabs, so that every aspect on the page is distinct and accessible all times.

The changes made with Firebug will be seen instantly, though it will have no net effect on it, so its use is not recommended to write code from scratch.