katahdin

1,453 reputation

1420

bio	website	spatial.maine.edu/…
	location	Hampden, Maine, USA
	age	39
visits	member for	1 year, 8 months
	seen	22 hours ago
stats	profile views	73

I'm in the School of Computing and Information Science at the University of Maine. My field is spatial informatics.

	1,453 reputation	bio	website	spatial.maine.edu/…	visits	member for	1 year, 8 months
1420 badges		location	Hampden, Maine, USA		seen	22 hours ago

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May 9	answered	Creating a systematic rectangular grid
May 9	revised	Query to find the Intersection coordinates of multiple Polyon Shortented answer to remove reference to st_union.
May 9	answered	Query to find the Intersection coordinates of multiple Polyon
May 8	comment	Snapping start- and end nodes of lines to other lines in PostGIS This answer looks quite a bit like the "non-topological" suggestion from my answer. It would be kind if you gave an upvote or selected the answer. Those are what feed the community here :)
May 7	revised	Snapping start- and end nodes of lines to other lines in PostGIS edited tags
May 7	answered	Snapping start- and end nodes of lines to other lines in PostGIS
Apr 29	revised	Create annotation layer with follow feature option set as default edited tags
Apr 27	comment	A machine to measure latitude to 6 decimal places of a degree Welcome to GIS.SE! What country are you operating in, i.e., where would you want to purchase or rent the GPS device?
Apr 23	awarded	Constituent
Apr 16	awarded	Caucus
Mar 24	comment	Selecting surrounding states from a given state For the OP's benefit, the first part of this query ("WITH state as (...)") is called a common table expression.
Mar 19	comment	How do you split a feature using an existing line in QGIS? Have a look at this answer: gis.stackexchange.com/a/37060/4119. You specified that you want to use a selected polyline, but if that response answers your question please let us know.
Mar 16	comment	Make POINT from longitude/latitude coordinates from existing table in PostGIS @Micha, your should add your comment as an answer. I expect the proper SRID will solve the OPs problem. It might also be helpful to include and example of how to add an ST_Transform.
Mar 15	comment	how can convert geometry type to geometry(Point)? Great! Please up vote and accept the answer. :)
Mar 14	answered	Split polygons and extract points
Mar 14	revised	need help for script checking topology using ogr in python edited tags, formatted code block
Mar 14	suggested	suggested edit on need help for script checking topology using ogr in python
Mar 14	revised	need help for script checking topology using ogr in python edited tags
Mar 14	comment	how can convert geometry type to geometry(Point)? I added another field to the example that gives the geometry type. Does that help?
Mar 14	revised	how can convert geometry type to geometry(Point)? adding detail in response to OP's comment