I tried posting this question earlier but was unsuccessful so I\'m trying again I imported a shape (set of points) file into postgres and have a table (hist_info) with additional data also in postgre
Lately I have seen some cool examples of mapping in R and wanted to give this a shot.I currently have ArcView at work, but my s开发者_JAVA技巧patial join is not working correctly (most likely user err
I\'m struggling with a problem with some GIS information that I am trying to put into a KML file to be used by google maps and google Earth.
I am using mapdotnet services for our gis application to load the shapefiles, and this mapdotnet service wants the proj4 details.I\'m getting them from spatialreference.org, but for this projection th
I have two TINs (triangulated irregular network) of a terrain. First one (TIN1) is the original one, let\'s say with X number of points. And the other (TIN2) is simplified (the number of points were r
I have an excel spreadsheet I want to convert to an ESRI shapefile programmatically.It contains X and Y coordinates in two columns, as w开发者_如何学编程ell as a variety of attribute data in other col
I just started using PostGIS & Postgresql and everything is running smoothly for the most part.When I try to find which MULTIPOLYGON s a POINT lies in I\'m getting stuck.I have two separate points
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I am not quite sure where to start with this. I only just started looking into this in the past week, but hopefully someone can help point me in the right direction.
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