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Results tagged with maps
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user 187
A visual representation of an area-a symbolic depiction highlighting relationships between elements of that space such as objects, regions, and themes
2
votes
Require a 3rd Party GIS service to embed in my application
You might have to consider setting up your own OSM server containing data of your region of interest. Of course, address data might not be available in OSM for your region - then you'd have to go buy …
- 84.5k
2
votes
Accepted
Google Maps JS API v3 - Polygon formation
The big reason I want to know is to assist with answering the question "is point (x,y) in multipolygon z?"
Using a Ray casting algorithm to solve the point in polygon problem, you don't need to k …
- 84.5k
12
votes
PostGIS ST_Distance vs. pgRouting
ST_Distance only calculates the distance between two features "as the crow flies". pgRouting on the other hand calculates the actual distance along a network (e.g. road network). Those are two differe …
- 84.5k