Good guide to Installing Boxee on Fedora

It's counterintuitive that you need to unquote Google App Engine URL parts twice.

appcfg.py vacuum_indexes ./

One can:

1. Change the model class definition so that it extends Expando.
2. Remove the undesired attribute from the property definition list.
3. Add code which calls del mymodel.myattribute on all the entities eventually
4. Change the model class definition back to Model

Google App Engine appcfg.py update error:

Could not guess mimetype for favicon.ico. Using application/octet-stream.

Solution:

Add mime_type: image/vnd.microsoft.icon to the appropriate part of app.yaml