On Tue, 19 Aug 2008, Murray Richardson wrote:
Hello again users,
I'm having trouble figuring out how to format the data slot in spatial
SpatialPolygonsDataFrames. I need to use spRbind to combine polygons from
different shapefiles but encounter the problem of having different numbers of
col
Hello again users,
I'm having trouble figuring out how to format the data slot in spatial
SpatialPolygonsDataFrames. I need to use spRbind to combine polygons
from different shapefiles but encounter the problem of having different
numbers of columns, and also non-unique IDs. If the polygons