Are there official MIME types for the .cs (C# source), .resx, .aspx, etc. files in a .NET project?
If no official types are defined, any recommendations on good MIME types? This will be exposed via Apache and the mod_dav_svn
module when viewing a Subversion repository from a web browser, so anything that'll help Firefox et al render the file correctly would do the trick.
Use the information on this answer to easily determine the MIME types.
For example (running on Windows XP SP2) I got the following results: