Old Javascript And Css File Gets Loaded

I am developing a simple php website using LAMP stack. Lot of the times, when I edit a javascript file, the new file with edits do not show up in chrome's debugger or in firebug. I

Solution 1:

Hold shift and click reload to force Chrome to load all files from the server.

Solution 2:

ctrl + F5 is the shortcut for clearing cached files on the given page