New posts in File Association

How do I add new applications to the "Set Default Programs" list in Windows Vista/7?

TextMate file type association

Associate a File Type with a Specific Program

Where does Mac OS X store file association information?

How to add a custom program to "Open With" list of programs in Xubuntu 13.04? How to associate a file with a program to open it with?

how can I change file association globally?

Change all associations from gedit to another application

How to associate file extension (not file type) for a particular application?

Firefox application associations not working in the 'Downloads' window

Where are file associations stored?