UbuntuHelp:Mime

文章出处:

https://help.ubuntu.com/community/Mime

点击翻译:

English

请不要直接编辑翻译本页，本页将定期与来源同步。

If your file associations get messed up, try the following commands: sudo update-mime-database /usr/share/mime <
> sudo dpkg-reconfigure shared-mime-info <
> killall gnome-panel <
> killall nautilus <
>

Source

http://ubuntuforums.org/showpost.php?p=2952926&postcount=4