Apparently, this user prefers to keep an air of mystery about them.
12 Is it possible to change the color of a single bar when the bar plot is based on symbolic values? Jun 4 '12
12 How to improve color consistency of bitmap pictures from native format to target pdf file? Nov 23 '13
11 How to create geometry tolerance symbols with TikZ? Apr 26 '12
10 How to simplify a basic diagram Feb 13 '12
7 Beamer with Tikzpicture. How to change scale of picture and distance between lines of nodes? Aug 13 '12