2
votes
1answer
228 views

Openlayers map WMS stretched by latitude

I am working on a small javascript application for displaying map with WMS layers from 2 servers. The problem is, that image is stretched by latitude, it is wider, as it should be. This is is how it ...
3
votes
1answer
22 views

How to display OSM relations (in QGIS) from osm2pgsql populated PostGIS DB

I have a PostGIS DB populated with OSM data (osm2pgsql, standart.style). Now I would like to display a hiking trail (http://www.openstreetmap.org/relation/51855). It would also be fine, if I just ...
1
vote
1answer
19 views

QGIS 2.6 : Programmatically setting key value pairs for ValueMap widget

Using QGIS 2.6 and Python 2.7 on Windows 7, I am trying to programmatically insert key value pairs into a ValueMap widget via a csv file. Issue is that some of the values are properly inserted and ...
0
votes
3answers
245 views

WMSGetFeatureInfo Not Returning Results

I am having a problem getting the results back from a WMSGetFeatureInfo call to my GeoServer. Using OpenLayers 2.12, GeoServer 2.4.0, Windows Server2008, and Microsoft IIS 7.5 with Application Request ...
2
votes
1answer
18 views

Convert Whitebox .dep to ArcMap DEM .tiff?

I am having difficulty converting my whitebox raster float file to an ArcGIS raster file in ArcMap 10.2.1 I followed the protocol outlined at: ...
0
votes
0answers
6 views

Direct Geodesic with Point 2 Azimuth

I am trying to find a way to calculate the direct problem on the WGS-84 ellipsoid but instead of using the initial Azimuth (e.g. lat1, lon1, distance, fwd azi), I want to compute it with the reverse ...
6
votes
3answers
2k views

What is XYZ format in QGIS?

Basic question, but I have been asked to export data to an XYZ format. Is this the same as CSV files. I am using QGIS 1.8.0. So i am presuming i select the data I want to export, right click its ...
0
votes
1answer
298 views

Add Point Symbol and Zoom to Address using Geocoder Widget

I'm following the tutorial here and it's not working: https://developers.arcgis.com/javascript/jstutorials/tutorial_geocoder.html Issue: I just want to add a point symbol and zoom in for the address ...
2
votes
1answer
40 views

Merging Only Selected Lines in ArcGIS for Desktop?

Working in ArcGIS 10.1 for Desktop, is there a way to only merge selected lines from a layer? For example, I want to merge these three red lines (all from one layer).
5
votes
1answer
188 views

Is it possible to have dynamic layer names in QGIS project?

I have a QGIS project with layers, based on PostGIS SQL queries that use current date. Since the data in the database changes, these queries return different data every new day. Is it possible to ...
1
vote
2answers
48 views

How to add 2 layers in qgis and display them at the same time

I added 2 layers in qgis using python but only one layer is shown on canvas. After clicking (anywhere on the canvas) both layers are displayed. layer = ...
0
votes
1answer
218 views

How to Represent large data using google map api in javascript

1) I am trying to represent data using bins as the data was too large to display each and every point simultaneously. but the problem with this also existing if the no of bins are getting larger ...
0
votes
0answers
7 views

How to relate data values from two raster layers?

This is my second posting ! 1 Background I have a number of ASCII files containing a set of single values X, each set in a 1km x 1km grid – the start of each file looks like this: NCOLS 700 ...
0
votes
0answers
6 views

How to calculate interval areas in raster?

I would like to know if is possible and how can i calculate the areas from class intervals in one raster? All help is appreciated, Best regards
5
votes
1answer
454 views

How to read Geotiff tags and pixel per pixel values using GDAL C#

I'm new here and I'm new at programing with GDAL C#. My question is how I can get the value of SRTM GEOTIFF pixel to compare with it's neighbors, and how can I get the values of Geotiff tags.
0
votes
0answers
18 views

Water diving and depth measuring equipment

We go to villages and forest to deepwell rig for water. Can anyone help in identifying a GPS and water depth measurement devices please? we do 4-6" deepwell rigging for ground water in mozambique ...
5
votes
1answer
408 views

GDAL.RasterizeLayer not ported to the C# bindings?

I am trying to use the OSGeo.GDAL.Gdal.RasterizeLayer(…) from GDAL 1.9.2 and it requires some SWIGTYPE parameters: OSGeo.GDAL.Gdal.RasterizeLayer( OSGeo.GDAL.Dataset dataset, int bands, ...
0
votes
2answers
188 views

Coordinate System Google Maps API

I am making an application in java using GMaps4JSF where the person will enter the address on the map I'll take this coordinate and consult on my postgis base regions in which region this point is ...
0
votes
1answer
25 views

PostGis - BBox -vs- ST_intersects Queries

CartoDb Recommend here that the following query is faster than an St_intersects Query SELECT * FROM {table_name} WHERE the_geom && ST_SetSRID(ST_MakeBox2D(ST_Point(-73.9980, 40.726), ...
38
votes
5answers
9k views

Why is the 'straight line' path across continent so curved?

This is the result of mapping the straight line path from a point in US to Poland using Distance Measurement Tool. Also, planes from Asia to US would travel almost over North Pole. Why is the path ...
3
votes
1answer
33 views

QGIS batch shp transform

I have a large number of shape files in OSGB (EPSG:7405), with no .prj file that I would like to convert to WGS84 (EPSG:4326). Can you let me know if this is possible in Qgis and, if so, how, and, if ...
3
votes
1answer
159 views

How to get the coordinates of a Drag Box ? (OpenLayers 3)

I'm pretty new to Openlayers and I have a problem.I can draw a rectangle using DragBox on my OpenLayers 3 map. How can I get it's coordinates? I tried getGeometry() but it returns 'null'. I think I ...
2
votes
1answer
129 views

Make Google Analytics city data showed on the Google map

I use the Google fusion table to table to mark city on google map, but there are about 20~25% which quality is ambiguous. How to make the ambiguous data precise? Here is my finished map (scroll down ...
3
votes
1answer
124 views

OpenLayers Full Screen control not working

I have a problem with openlayers controls. I have 2 controls which are perfectly working, var mousePositionControl = new ol.control.MousePosition({ coordinateFormat: ...
6
votes
2answers
261 views

Where can I find PostGIS error codes?

Using ST_Contains in where clause sometimes gives me error messages like ERROR: GEOSContains: TopologyException: side location conflict at 37.3706 55.7882 For now I can't guarantee validity for ...
3
votes
4answers
69 views

How can I transfer ArcGIS custom symbology to another machine?

I created custom symbols on my PC at home using: Layer Properties dialog box > Symbology tab > Advanced > Rotation Now I want to transfer the symbology settings to another machine on campus. I ...
2
votes
1answer
26 views

Overlaying two raster images with no spatial reference

I have two images (X-Ray and Neutron Tomography Scan) of a human bone fragment. I want to use ArcGIS 10.2 to accurately overlay (geo-reference) these two images which have no spatial coordinates. any ...
0
votes
2answers
52 views

Drawing BTS sectors in GSM?

I'm very new to Mapbasic. I tried to make a short code to draw some BTS in GSM but I can't do thant (over 1 month). I have a table with these column: Sitename, Lon, Lat, Azi, Beam, Dist. Can ...
1
vote
1answer
28 views

Determine when heading off course

How does google or other map providers with routing capabilities determine when you are not staying at the right course? I am trying to figure out how to implement this feature in my gps that I am ...
0
votes
2answers
250 views

can't geocode with PostGIS 2.1.1

I don't know where's the mistake... I am using the process from the PostGIS documentation (http://postgis.net/docs/manual-2.1/postgis_installation.html#loading_extras_tiger_geocoder) . I created a ...
1
vote
0answers
12 views

Problems with Importing data from Fast Survey to ArcMap

I am having problems with importing data from Fast Survey to ArcMap. I have taken several points in my specific job, but every time I try to upload them not all points appear in Arcmap. An example, I ...
0
votes
1answer
7 views

ArcGIS Server 10.2.2 - Map Export Sometimes Returns Blank Image

I've run into a fun little issue with ArcGIS Server 10.2.2 to end my week with... I have discovered today that the export operation (the one that renders map layer images) is randomly returning blank ...
0
votes
1answer
39 views

Finding the closest facility in a feature layer from a webmap

I have created a webmap on which a feature layer is displayed and I'm trying to find the closest facility when the user clicks on the map. Based on Find closest facilities in the Javascript API ...
2
votes
1answer
27 views

Software or script for Batch Shapefile to GPX

I am looking for a software that does batch processing of shapefiles to GPX files. I have seen many including Arcmap that will batch gpx to shapefiles but none vice versa. I currently am using DNR ...
3
votes
1answer
110 views

Create layer from ArcGIS REST URL in ArcObjects using C#

I am trying to create a layer and add it into a MapControl from ArcGIS REST URL. For example I use the following URL ...
0
votes
0answers
7 views

Missing points and points in wrong area

I am just starting with CartoDB. I am using city name (excel document) to plot points and although it gives me a geo for all cities, some points are not in the right state and others are missing all ...
3
votes
3answers
2k views

How to zoom to feature when clicking on drop-down list box item with ArcGIS JS API?

I am developing a web application with ArcGIS JS Api that is similar to this smart campus: UCSB Interactive Campus Map. Here, in the Building drop down list box, you can select a building, and the ...
3
votes
1answer
866 views

Displaying information on a map using an InfoWindow

I am wanting to display information in an InfoWindow when the user clicks on a point on the map. I have implemented the InfoWindow in XAML, but I do not understand the code behind it. Any information ...
3
votes
1answer
132 views

How to validate Personal Geodatabase against XML schema?

Is there a tool in ArcGIS ModelBuilder which can validate a personal geodatabase and an XML schema to give out an report saying if the gdb is validated or not?
0
votes
1answer
313 views

Transit Option not working in Google Maps

I have a requirement to create an application which would show public transport routes between a source and a destination which i acheived it successfully. But i found that the transit routes does not ...
1
vote
4answers
220 views

Python script to open many small images in QGIS

I have access to about 1000 satellite images that covers my country. Each of them is associated to a smaller image that is used for browsing the real deal. I would like to write a script that will ...
0
votes
1answer
159 views

Where to upload layers in geoexplorer?

I just install opengeo suite (boundless) in my machine and try to explore it. I followed the instruction in user manual and I encountered a problem. In "Load your data with GeoExplorer" part, after ...
0
votes
1answer
180 views

Spatial ETL Tools won't run “AttributeError: 'module' object has no attribute, etc.”

I have a python script that runs 5 Spatial ETL tools that I wish to run as a scheduled task. Each of the tools will run successfully from ArcCatalog and also from the ArcCatalog Command line. If I ...
2
votes
0answers
34 views
+50

filename of current style in QGIS using Python

I get the name of the current style file using layer.styleURI(). Then, I change the style file using layer.loadNamedStyle(different_filename). However, when I call layer.styleURI() again, it returns ...
0
votes
0answers
9 views

General function failure Error opening feature class in ArcGIS for Desktop? [duplicate]

I keep getting this General function failure: The screw-up happening when I clicked "delete field" on a field I had just created, in the attribute table for the feature class. This is a class ...
1
vote
1answer
661 views

Pricing for ArcGIS for Server 10.3 and Portal for ArcGIS?

I just had a meeting with an Esri distributor and learned that Portal for ArcGIS will not be an extension but instead will be a part of ArcGIS for Server beginning from 10.3. We currently do not ...
2
votes
1answer
17 views

Avoiding No data driven pages were created error in ArcGIS for Desktop?

I am trying to enable Data Driven Pages in my mapdocument but I keep getting an error that says "No data driven pages were created. Please verify that the index layer has a valid source and contains ...
1
vote
1answer
2k views

How to avoid General function failure and delete table field in ArcGIS for Desktop?

I am trying to delete a table field: From ArcMap table view, I right click on the field heading and select Delete field. Unfortunately, I obtain the following message: Failed to delete the selected ...
1
vote
1answer
204 views

Implementing OpenLayers3 basemap from tiles created using gdal2tiles

I recenty discovered the gdal2tiles.py tool which is working great with OpenLayers 2.x, but I wanted to use the new release of OL and I'm having some troubles. I have googled for a solution but i did ...
0
votes
0answers
5 views

displaying coded names in the grid

I am trying to display coded names (treespecies) in the grid, instead of values using arcgis java script. It says updateFeature is undefined. Below is my entire code, which I tried. <!DOCTYPE ...

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