ExtJS 4: My First Build

« ExtJS 4: A Modified Ext.util.HistoryHello 2003, Let’s Build a Stylesheet Switcher! » One of the really great aspects of ExtJS 4 is the ability to configure how dependencies in your application are loaded, using asynchronous loading, synchronous loading, or a combination of both. This flexibility lets you really dig into detail when debugging, and you are able to file-by-file see where errors are occurring, where processes can be improved, etc. But even more, you can specify very granularly which files...