1
vote
1answer
179 views

Edit xy domain of feature classes during import from boilerplate geodatabase schema (ArcGIS)

Situation: I work for a company that creates geodatabases for a client that are restricted to a specific boilerplate schema (eg domains, subtypes, etc.). During a recent draft review, the client ...
1
vote
0answers
17 views

Render Vector & Save as Raster

I am working with ENC files from noaa, specifically S57 format or ".000" to be as specific as possible. I am trying to render a layer or even the entire thing in a window but have had no luck. ...
0
votes
1answer
18 views

Google Earth: Circular polygons that follow earth curvature

I'd like to draw filled circles in Google Earth which follow the curvature of the earth, i.e. for 1000ft altitude, not only the circle's edge but also the center is required to be 1000ft above ...
3
votes
9answers
7k views

Exporting to DXF file from QGIS?

Is it possible to export labels based on Shapefile attributes into a DXF file? I use QGIS 1.7.4. I've been reading a CSV file and view it as a Shape Layer. With the help of attributes from the File ...
0
votes
0answers
6 views

PostGIS broken after Ubuntu 16.04 upgrade

I upgraded Ubuntu from 15.01 to 16.04 and PostGIS is broken. Below are the errors: psql (9.5.2) Type "help" for help. osm=# select version(); version ...
0
votes
1answer
462 views

Geojson not rendered with Mapnik

I am trying to generate a tile with Mapnik with a GeoJSON. The stylesheet.xml with the part to render the GeoJSON is the following: <Style name="cities" filter-mode="first"> <Rule> ...
-1
votes
1answer
949 views

Removing negative values from DEM using ArcGIS for Desktop?

i'm using (ArcGIS 10.1) and i want to remove a negative values from DTM in order to keep just a ground topographic surface.
1
vote
3answers
196 views

Load a really big geojson to a feature layer in leaflet

I have this geojson file(about 60mB) that contains the administrative area boundaries. I want to make a chloropleth and give color based on each geometry properties value and add it to the ...
15
votes
7answers
17k views

How can I enable Shapefile GUI Loader in pgadmin3?

I have installed PostgreSQL 9.1 with PostGIS 1.5.3 on Ubuntu 11.10. I also installed pgadmin3 1.14.0-beta1, following this instructions. If I remember correctly, when I installed PostGIS on Windows ...
0
votes
1answer
25 views

Is there a plugin or another way to quicky edit the attribute features in QGIS?

I want to edit the field "name" of several roads in QGIS 2.14. How to do it very quickly? Currently I select with "Identity feature" tool that open Form Feature Attribute, then with the mouse I ...
14
votes
2answers
109 views

Best-practices for databases and APIs with geographic data spanning the antimeridian

What is the best-practice for storing geographic features (lines, polygons and their multipart equivalents) when these features span the antimeridian (±180° longitude), and need to be sent to and ...
0
votes
3answers
1k views

GeoExt and Mapfish print on other domain: can't get how to proxy

I have OpenLayers ProxyHost configured OpenLayers.ProxyHost= "form/proxy?url="; , the url config of Mapfish Print Provider is configured as http://path/to/mapfish/print, and the doc tells that I ...
0
votes
0answers
4 views

Adding infowindow to cartodb map using api

I think this should be easy, but I just can't work it out. I am building a multi-layer map using cartodb (own opensource server). Layers display well. but I have two problems. 1) the layer select ...
0
votes
0answers
7 views

Convert Polygon exterior ring to points and linestring to points in SQL

I am try create materialized views in Oracle listing a polygon and linestring vertices with their longitude and latitude in separate columns. So I know I would need to count the vertices in each ...
0
votes
1answer
29 views

Openlayers Mapfish Fails

My OpenLayers/MapFish print tool fails approximately half the time when attempting to print WMS with some vectors, and always fails when trying to print WFS layers. After the OL map first loads I can ...
0
votes
1answer
15 views

Geoserver Mapfish Print Fails

I use Geoserver 2.8.1, Openlayers 2.12, GeoExt 1.1 on a Windows machine. I can successfully print a map using the Print Provider below: var printProvider = new GeoExt.data.PrintProvider({ ...
2
votes
3answers
48 views

Merging tif images into a single GeoTiff with QGIS

For this example, I have 3 tif images that are tiles. They fit together to form a single image. I load the 3 images into QGIS and it merges them directly and I see my completed image. The problem ...
2
votes
2answers
498 views

Openlayers 3 Vector Layer transparency

I'm having a hard time to get my vector features showing as i would like to. I have a geojson file with polygon which overlaps. They are generated with OpenTripPlanner and the features are isochrones. ...
2
votes
0answers
47 views

QGIS 2.14.1 LAStools install error: “wrong value for parameter 'Msys folder'…”

To start I went to step 4 and extracted LAStools to my C drive and just made the folder there. I can't do step 8 because it seems to already be in "advanced interface". Then step 9 mine only says ...
0
votes
1answer
10 views

Index Page with data driven pages

I am trying to create an index page using a customized index polygon featureclass that I created. Is there a way to do that without using the grid index features tool, which is more for set sized ...
0
votes
3answers
523 views

Trilateration algorithm for n amount of points in R?

I read the page Trilateration algorithm for n amount of points and I have to do similar kind of trilateration in R. I am not that expert in R, can anyone help, if there is similar function/package ...
0
votes
1answer
71 views

ArcGIS Server: 'Export Web Map Task' fail to print basemap at small scale

I am trying to export a JSON WebMap containing a standard ESRI basemap and two public Service layers as PDF with 'Export Web Map Task'. I tried to test it at this link. The PDF looks fine for scales ...
3
votes
1answer
183 views

GROUP BY on geography in postgres 9.4.0 returns wrong/different results

table definition: CREATE TABLE search ( id bigserial NOT NULL, location geography(Point,4326) NOT NULL, location_aggregated geography(Point,4326) NOT NULL, created timestamp with time zone ...
4
votes
2answers
75 views

How to import a Composer Template into QGIS Print Composer?

How can I import a .qpt file into Print Composer (Composer Manager) in QGIS. I've tried saving it in the composer_templates folder but to no avail.
4
votes
2answers
395 views

Is there a public API that can be accessed with Python and will geocode Points of Interests?

I recently downloaded tagged hospital data from OpenStreetMaps.org using the API. Some of the data have a 'node' tag which are attributed with a lat/long while other data are tagged as 'way' format ...
0
votes
0answers
4 views

How can I create a NetCDF from precipitation rasters data?

I have a lot of precipitation raster data (more 5000 files GeoTIF), created by kriging interpolation. All grid cells have the same size and the maps the same spacial extent I want merge all data in ...
-2
votes
1answer
15 views

Publishing multiple mxd in one go

I tried to write a python code to publishing multiple mxd in one go, but it seems that not working with me. I experience is a little bit. what might the wrong in my code and why it wasn't work with ...
0
votes
0answers
8 views

Call gdal_proximity() from R

enter code hereI have a raster including eight land cover types (pixel values ranged from 1 to 8): > r class : RasterLayer dimensions : 9887, 30532, 301869884 (nrow, ncol, ncell) ...
0
votes
1answer
917 views

“Update Altitude” does not work on TCX Converter

I have downloaded TCX Converter from the official site. Although I update altitude data of points which I created from Google Earth, they can't be displayed on table. Only "ml>" is written on ...
0
votes
0answers
8 views

How to get the name of the layer on a map composer with a single layer?

I tried layer_property( 'layer', 'title') I would like to return the current layer from the map instead of 'layer'. (or list of the layers on the map?) Doesn't seems to works with layer_id or ...
4
votes
1answer
5k views

How to edit attribute tables using Python/ArcPy?

I am new to Python, so sorry for such a trivial question. There is a shapefile (let's call it Structures.shp) and the script I'm writing needs to update the value of only one record in only one field ...
2
votes
1answer
519 views

Remove selected feature symbol

Background: I am dynamically populating a feature layer. On this feature layer I have set the symbol (as you can see) to a nice little .png image. Everything seems to work fine around the layer except ...
1
vote
0answers
13 views

Recorded track capacity of Garmin eTrex n0 devices

I am interested in purchasing a Garmin eTrex 10 or 20 primarily for geotagging the photos I take on holiday, although I suppose the other features might come in handy as well in the future. When using ...
1
vote
1answer
13 views

Adding Single OGC WMS Layer in ArcGIS

Is it possible to add just a single layer from WMS service to a map in ArcGIS (Desktop/Portal)? As an example, I am looking at the Maritime Boundaries WMS Service from VLIZ: enter link description ...
1
vote
2answers
45 views

Deleting nearly identical points in one dimention

I have extracted values from a raster in table form, done some calculations and plotted these points as XY data, in which I hope to use to create a line. However due to the original layout of the ...
0
votes
0answers
24 views

Arcpy store field value as variable

I am trying to write a script that will go through a grid layer and return how many of another layer there is in the source layer. I will need to run the select by attributes tool before the select by ...
2
votes
0answers
30 views
+50

Different results from GDAL raster attribute table command on mac and windows

I am trying to get the raster attribute table of the following file: Shift_cult_past_current_prediction_20160107_gr1DD.tif available here: ...
0
votes
0answers
7 views

Linking a Google Map to MS Access

So I have been doing a lot of research on this topic but I am new to working with online mapping. I have an access database and I would like to portray information in a google map. I have learned how ...
0
votes
1answer
6 views

Will symbol size impact buffer size?

I'm using ArcMap 10.1. I want to create buffers that represent CO2 equivalent from landfills. I used graduated symbols to label each landfill site, based on amount on incoming waste per year. Will ...
0
votes
0answers
6 views

Activating LAStools - 'wrong value for parameter “Msys folder”'

Whenever I try to activate LAStools, I get the following error, despite setting the path as /Users/grant/LAStools/ - which is its actual location: Wrong value for parameter "Msys folder": ...
0
votes
1answer
24 views

Converting Shapefiles

Can anybody help me on how to convert shape files into .asc files? I want to convert layers from shape files into this format but I don't know how to go about it in qgis.
2
votes
1answer
172 views

Toggle between custom basemaps (different projections/tile structures)

Wondering if it is possible to toggle between two basemaps with that have a different wkid and tile structure? I have tried with a basemap gallery and a basemap toggle with no luck. We have one ...
3
votes
1answer
34 views

ARCGIS Calculate Value Tool - Always returns same value

I want to check if an environmental shapefile was generated from a previous process. I utilized the Calculate Value tool in Modelbuilder but the problem is that no matter if this Wetlands layer ...
5
votes
2answers
9k views

Adding simple table of text (Excel) into layout and preserving formatting and clarity?

I am trying to put a simple table of text (excel) into my layout and preserve cell formatting including alignment, borders and text sharpness. I've tried many approaches but nothing so far is ...
3
votes
4answers
39 views

Normalizing raster using raster calculator in ArcGIS 10.3.1?

I have been trying to 'range standardise' or normalise my raster values from 0-100 and I know how to do this mathematically: ("raster"-min("raster"))/(max("raster")-min("raster"))*100 and I have ...
3
votes
1answer
52 views

Get domain descriptions for multiple fields using SQL (ArcSDE 10.3/Oracle back-end)

How can I get domain descriptions for multiple fields using SQL (ArcSDE 10.3/Oracle back-end)? I have successfully used the Oracle SQL in the ESRI document: Resolving domain codes to description ...
2
votes
2answers
385 views

Create FeatureClass in Personal Geodatabase and store data

I have to create a new featureClass in my existing personal GeoDatabase. And save some polylines into this featureClass. How can i do it? I need c# code to do this. Edit: I have a problem during ...
0
votes
0answers
3 views

Time layer not showing on correct year on web map (ArcGIS API Javascript)

I am new to web maps and javascript. I have 12 time-enabled layers that I want to appear when the time slider is dragged across. They range from 1966 to 2014. However, only when the time slider is ...
-3
votes
1answer
34 views

Help with definition query

I have a layer of 5ft contour lines, and it includes a field called "Elevation" that has the elevation of that particular line in feet, (ex: 1555, 1560, 1565 etc.). I want to only show lines for every ...
1
vote
1answer
20 views

How I can reproject a wms service in openlayer3?

I was trying to reproject a wms service from EPSG:25830 to EPSG:3857, but it didn't work. I read that it is not possible to reproject a WMS, only a WFS, It is true? It is the code <!doctype ...

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