This could be especially useful for creating killer screen shots for your link bait: 7. PageDiff allows to compare HTML code differences of several pages side by side: ...

Factoring common JSP or HTML code out of multiple pages and into a single file improves maintainability (you need to make changes in only one location) and reusability.

Look for a menu option that has the word "Source" in it, such as "View Page Source." Select that option to view a window that displays the page's HTML source code.

How to View Facebook Wall Codes. Facebook wall pages may include design elements Web developers want to learn more about. Examining the source code or HTML for the page can give developers insight ...