Linked Questions

2
votes
1answer
6k views

How to find polygons centroids? [duplicate]

Possible Duplicate: Get list of coordinates for points in a layer? Sorry for another basic question - my map is almost done but now my boss wants me to enter new outbreaks (that we don't have ...
19
votes
7answers
35k views

How do I calculate the latitude and longitude of points using QGIS?

I'm trying to figure out how to calculate the lat/long of points using the QGIS field calculator. Is there an easy way to do this? I saw a previous related question, but it deals with a more advanced ...
11
votes
14answers
12k views

Which GIS support DXF and/or DWG?

Which GIS support DXF and/or DWG (preferably read&write)? Update: Are there any open source GIS supporting these or similar CAD files? Support of CAD files generally seems to be problematic. ...
17
votes
4answers
47k views

How to export Polygons to CSV with coordinates?

I am very new to QGIS, so please bear with me. I have a ".shp" file, which is contains a set of boundaries for suburbs of Australia. I opened it to QGIS and I would like to export it into a CSV file ...
11
votes
1answer
18k views

Is there a way to export a point layer from QGIS to a csv file?

I have saved waypoints from my Garmin as gpx and have successfully imported them into QGIS. Is there a way to now export the layers into a csv file with coordinates? I've tried the export to csv but ...
2
votes
1answer
27k views

Export list of coordinates in a points layer to spreadsheet?

This is similar to my previous question, but I would like to ask it for ArcGIS, instead of QGIS. If I am supposed to somehow merge the questions, please let me know. With an existing point feature ...
2
votes
2answers
5k views

ogr2ogr keep geometry when converting to CSV?

Using ogr2ogr, how to keep the geometry when converting to CSV? ( Nothing relevant here: http://www.gdal.org/drv_csv.html ) $ ogr2ogr -f "CSV" MyLayer.csv MyLayer.geojson Here is the begin of ...
1
vote
1answer
2k views

How to export x/y coordinates from geodata?

I am a novice about Geographic Information Systems. Now I want to get real line segment dataset to do an experiment. So I searched it, and found the site that includes the real data: http://www.wsdot....
3
votes
2answers
1k views

Can't export customer's shapefile to latitude and longitude

I'm very new to this application so bear with me. I hope that I am missing something very elementary. I have a shapefile supplied by my customer. I need to get the latitude and longitude for each ...
1
vote
2answers
3k views

Export long lat from polyline as csv file in QGIS

I want to draw a line in QGIS and then, export the long-lat of each point into a Comma Separated Value (csv) file. I tried doing this by creating a new shapefile layer and then using the Add Feature ...
2
votes
1answer
1k views

Exporting data from a WFS service to csv file using qgis

I have a service that contains a list of points with some meta data and I would like to export this to a csv file. I remember doing this some months ago and it worked well, but now I can't find the ...
2
votes
1answer
2k views

Why is field calculator returning NULL for $x and $y in line and polygon layers?

I am trying to include XY coordinates in the attribute tables of several of my vector files; they are line and polygon files. I have tried two methods; first I used $x and $y in the field calculator (...
1
vote
2answers
1k views

Extracting coordinates of random points using QGIS?

I have successfully created a layer that contains a variable number of random points per polygon by using Vector > Research Tools > Random points inside polygons (variable). As I needed 500m distance ...
1
vote
1answer
1k views

Get every coordinate from an address database

I have a xls database of street addresses. I want to get the latitude/longitude coordinates for all of them. I know very little programming, but I can learn. What's the easiest way of doing this?
2
votes
1answer
760 views

Extracting point for polygons from shapefile - not working

I am trying to extract the lat long points for the polygons from a shapefile. I have followed the directions from the following links: Getting list of coordinates for points in layer using QGIS? How ...

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