There was a question recently in the #RubyOnRails IRC channel on
freenode: “How can I retrieve all the questions that don’t have
answers?”. This Rails coding example shows the answer.
A repost of http://www.raymondcamden.com/index.cfm/2013/9/10/Adding-a-file-display-list-to-a-multifile-upload-HTML-control by Raymond Camden.
A repost of http://www.raymondcamden.com/index.cfm/2013/10/1/MultiFile-Uploads-and-Multiple-Selects by Raymond Camden.