Making it work

May 13, 2015 at 11:18 PM
Edited May 13, 2015 at 11:18 PM
Hello. I've tried to get it working but don't see anything.

I've activated the solution, go to a web part page in design view and there's nothing like what your image shows.

Also, I have no idea where the "SharePoint User Code Host service" is in Office 365.