2010-09-14から1日間の記事一覧
Yet another way to keep Java classes in Ruby, using OpenStruct;
Thanks to http://www.spatialreference.org/ , it is very easy to check the WKT definitions for WGS84 and "Google Mercator" projection. But the actual mathematical expression to convert Google Mercator to WGS84 is not so easy to check, altho…