I really don't want to create yet again another icon which is a variation of a form—that just creates more clutter and confusion. I think the thing the main thing we are actually trying to communicate is that this folder is being used by "something" so be careful with it, regardless ...
I opened theSite Assetsdocument library in a web site of aSharePoint 2013installation (I don’t think the error is specific to this special kind of document libraries or SharePoint version, but I document it for the sake of completeness), and created a folder called ‘js’. The folder wa...