Apparently, this user prefers to keep an air of mystery about them.
14 Are there specialized libraries or packages to draw blocked/partitioned/splitting matrices in Tikz? jul 23 '13
11 error using pgfsysdriver with tex4ht, only shows up with texlive 2014, ok with texlive 2013 jun 17 '14
11 how to disable/enable etoolbox global command effect at different locations in a document? jan 1 '14