Change default app via console

[Grant]

>>> You can copy/create *.desktop file in ~/.local/share/applications
>>> And modify it as you wish.
>>>
>>>> > I do not use gnome and evince but i think you can check desktop
>>>> > files in /usr/share/applications and find file(s) with
>>>> > 'Exec=evince-previewer %U' And change it to 'Exec=evince %U'
>>>> >
>>>> >> I'd like to have PDF documents opened with the full evince app
>>>> >> instead of evince's "GNOME Document Previewer" since I can't get
>>>> >> copy/paste to work from the previewer.  How can I make that change
>>>> >> via console?
>>>>
>>>>
>>>> Ideally I would be able to edit the app/filetype associations in the
>>>> userdir.  Which files there control that?
>>
>>
>>Great, it looks like ~/.local/share/applications/mimeapps.list should
>>do it.  Where are exo-web-browser.desktop and exo-file-manager.desktop
>>defined?
>>
>>- Grant
>
>
> At least exo-file-manager.desktop is defined as a desktop file
> in /usr/share/applications. It is called "File Manager", and there may
> be more than one with that name. Listing them in terminal shows the
> actual file names.


I have that file but there doesn't seem to be a file manager defined
in that file.  Settings Manager -> Preferred Applications displays
Chromium, Thunar, and Xfce Terminal, but they aren't listed anywhere
in /usr/share/applications/*exo*.

- Grant