Apparently, this user prefers to keep an air of mystery about them.
143 What's the difference between a projection and a datum? aug 3 '10
27 How to convert MapInfo TAB and/or MIF to SHP using free tools or ArcGIS for Desktop core product? jul 25 '10
26 How to connect to PostGIS database from ArcMap? jul 23 '10
23 Convert XY points to a line? aug 7 '10
20 Options for displaying PostGIS vectors in OpenLayers aug 15 '10