Specifies if URLs that contain no content after filtering should be stored.
Can be set in: collection.cfg
This parameter can be used to tell the webcrawler to store URLs even if, after they are filtered, they contain no content. Such URLs may be useful to store if, for example, they are PDF documents containing only images which can be returned on the basis of anchor text or words in the URL alone.
When enabled, any URLs which are stored despite having no content will be listed in the