- The Microsoft Developer Network (http: //msdn.microsoft.com): MSDN is a big online help file used by many developers when creating applications for the Windows operating system. IE has a fair amount of documentation, articles, and videos online, especially with the release of IE 9. - The Code Project (www.thecodeproject.com): The Code Project is a well-known resource for aspiring developers of IE extensions and applications. There are a large number of tutorials, open source examples, and completed projects that guide users through creating the most common extensions for the browser in a...