My changes are not showing on the site, how do I clear the cache?

This is excerpted from Wikipedia. The full article can be found here: http://en.wikipedia.org/wiki/Bypass_your_cache

Safari

for version 4 and newer

Hold down the Shift key and click the Reload toolbar button

for version 3 and older

Hold down the Command (Apple) key, and press R. This kind of "regular" reload will usually bypass the cache.

Mozilla family

This includes Firefox, Netscape Navigator (versions 6.x and 7.x) and SeaMonkey.

either: Hold down both the Ctrl and Shift keys and then press R. (Alternatively, hold down the Ctrl key and then press F5.) On a Mac, use the Command key instead of Ctrl.

or: Hold down the Shift key and click the Reload button on the navigation toolbar.

Internet Explorer

either: Hold the Ctrl key, and press F5.

or: Hold the Ctrl key, and click the Refresh button on the Start bar.