0
votes
0answers
4 views

My WMS Server return temlate without image instead of map's image

I have a server on localhost (using apache and mapserver in windows). I want to create a wrapper and do it using this document : http://mapserver.org/cgi/wrapper.html - Apache ReWrite rules (using ...
0
votes
0answers
2 views

Map disappears on Postback [on hold]

I am developing a web application that has a map with some controls in a Web Form User Control. Then I have some other Web Form User Controls that handle other things. All these controls are on the ...
0
votes
0answers
6 views

Add Google Maps Layer to OpenLayers Page

<script src="http://maps.google.com/maps/api/js?v=3&amp;sensor=false"></script> <script type="text/javascript"> .... var google = new OpenLayers.Layer.Google( ...
2
votes
0answers
12 views

how to handle with mountain shadow using landsat 8

I'm trying to classify some area in northern Mongolia using Landsat 8 satellite images from 2013. Since the recordings were made in winter, the sun is very low at the acquisition time. Therefore there ...
0
votes
0answers
7 views

Symbology tab in Layer properties

I'm trying to add the defined Value Fields using the symbology tab but when I add unique values or add unique values, man fields it just adds all the individual polygons with values with the field. I ...
0
votes
0answers
7 views

ArcGIS Javascript API: Adding a shapefile with more than 1000 points

I am able to add shapefiles with less than 1000 points by using the ArcGIS Portal REST API as shown in this example: https://developers.arcgis.com/javascript/jssamples/portal_addshapefile.html ...
1
vote
1answer
12 views

Finding latitude & longitude values for both ends of a road

I am looking for a way to find latitude and longitude values of both ends of any given road. So for example if there was a site or tool that did this, I would just have to provide a road name (and ...
0
votes
1answer
6 views

Conversion problem with 'Feature to Raster': resulting Raster not visible in ArcMap

I want to convert a Shapefile consisting of numerous point-features that each represent a specific height in my DEM to GRID-format so that i can then analyze it with Spatial Analyst. Mysteriously, ...
0
votes
0answers
6 views

CartoDB, problem with infowindows

When I share my CartoDB-map, in other words, use the link to my map, I can't get the info windows to appear. It says "there has been an error..." Why? How can i fix this?
0
votes
0answers
9 views

pgRouting can't find route at intersection

I have a simple path that is defined by two polylines: The first line goes from point 1 to point 2, and the second from 3 to 4. After running the pgr_createTopology script the source and target's ...
1
vote
0answers
15 views

QGIS on Mac OS X 10.10 Yosemite

I just upgraded to OS X Yosemite therefore I have to use Java 8 (at least this is what Java tells me). After installing QGIS I was trying to start QGIS but I got the error message that I have to have ...
0
votes
0answers
4 views

Openlayers 3 Export map with highlights and popups

I try to export map in openlayers 3 with this example (Export Map Example) and it works. But when I export the map I get this picture : However I want to get this picture with highlights and ...
2
votes
1answer
13 views

How to calculate and compare RMSE between two DEMs?

I'm doing a project based on using Lidar point cloud data and I have access to a DEM that cover all of Sweden. But my goal is to produce several DEMs covering a small area using different ...
0
votes
0answers
4 views

Can I set processing (sextante) script default output vector data extension?

I am trying to create a tool that converts text data to KML by writing a Processing script. All works great, but I was wondering, if there is a way to set a defaut file extension for output vector ...
1
vote
0answers
5 views

Getting feature details from Geonetwork

I am using the metadata catalogue Geonetwork which deals with the metadata. As far as I can see this metadata contains details about createdate,changedate,origin,title etc but does not contain ...
0
votes
0answers
1 views

Parameters in a SQL View (Geoserver) and WFS Layer (Openlayers): can't get them to work properly

I'm relatively new to GIS, openlayers, geoserver and javascript in general. I have the following problem: I need to display a choropleth map by coloring the different areas in my map based on a ...
0
votes
0answers
20 views

Looking for a data source for all villages, towns and cities in the world

So, I've been working with Geonames data dumps, but I am finding that they are either not complete enough (cities > 1,000 population), or too complete. Here's an example of being too complete: ...
1
vote
1answer
10 views

Leaflet/MarkerCluster plugin - how do update the HTML content of a DivIcon?

In Leaflet, I am using the markercluster plugin, in which you can use the DivIcon class to display custom icons for the clusters. You can set your own HTML for these clusters. However, I can't find ...
2
votes
0answers
11 views

Unable to print feature layer from my ArcGIS Server

I am trying to print a map that I made with ArcGIS Server 10.2 and ArcGIS javascript API. If I remove the layers from ArcGIS Server it works (with ESRI basemap) The problem is that I keep getting an ...
1
vote
1answer
42 views

How to work with accentuated strings in Python scripts in ArcGIS Desktop Field Calculator?

` pre-logic: def myCalc(name,nameVal): if (name == nameVal): return 1 else: return 0 var_name= myCalc(!Epulettipus!,"Lakóépület") ` This doesn't work with accentuated strings. (But ...
0
votes
1answer
8 views

What is a purpose of parameter 'separater' in mapnik csv plugin datasource?

What is the purpose of the parameter 'separater' in the Mapnik CSV plugin DataSource Example of the code: parameters p; p["type"]="csv"; p["inline"]=quotedStr; ...
0
votes
0answers
6 views

Google Maps and Displaying Coordinates while drawing?

Currently we are doing this on a project: google.maps.event.addListener(map, 'mousemove', function (event) { displayCoordinates(event.latLng); }); function displayCoordinates(pnt) ...
0
votes
0answers
2 views

How I use point symbolizer for styling in mapnik c++ source code?

I have tried point symbolizer for styling in c++ mapnik source code ,the given code line : roads2_rule_11.append(point_symbolizer("/home/razaliaqat/raza.jpg")); But it is giving an error given ...
1
vote
0answers
12 views

How to compute satellite coordinates (lat,long) given antenna's coordinates, angles and satellite height

Given an Earth station (antenna) coordinates (in lat,long) ant its Elevation (El) and Azimuth (Az), how to compute the satellite coordinates (lat,long), known its height? For simplification purposes, ...
0
votes
0answers
14 views

Labels aren't displayed for layers inside a group

I'm using a python script to create an empty group layer in the current map document, add some layers to this group and update their symbology from an existing .lyr file. I also want to to turn on ...
2
votes
2answers
24 views

Setting layer visibility in QGIS Python API

Im having a problem toggling the visibility of map layers in pyqgis (2.4). I have a simple interface, just the map canvas, no legend, and basically a radio button that toggles between two raster ...
1
vote
0answers
5 views

Example of how to display a Cartodb layer (using the layergroupid) after initializing a named map?

I have successfully created a named map. I can initialize the map (as seen here), and I do get the correct response. Now, to my problem. How do I show this layer (using the layergroupid I got as a ...
0
votes
0answers
14 views

Error Esri.FileGDB.FileGDBException Message=General function failure

Whats wrong? Code: Geodatabase geodatabase = Geodatabase.Open("C:/tmp/tmp.gdb"); Table table = geodatabase.CreateTable("StreetInfo", "C:/tmp/Table.xml"); xml: ...
2
votes
0answers
21 views

How to create a cluster of crashes?

I have a shapefile with 52K points of road accidents, between 2007 and 2012. Each accident has a severity index. I want show clusters of 5 accidents (at least), for each year, that have a severity ...
2
votes
1answer
12 views

Determine mudflats area from remote sensing images

I need to determine the mudflat area for a group of small islands in the Red Sea. I have read some publications and it seems to be possible using remote sensing, for example Landsat. But I am not ...
0
votes
1answer
15 views

GWC tiles getting deleted for grouplayer when i change one layers style that is associated with group layer

can anyone face issue of GeoWebCache (GWC) tiles automatically getting deleted when a layers style is changed that is associated with group layer. Normally it should not happen like this., but i have ...
0
votes
0answers
8 views

How to move to next feature by pressing right click

I have written the python code for adding vector layers,for getting and selection of features,for zooming. But my doubt is how can we write a python program where pressing the right click of mouse ...
0
votes
1answer
13 views

Leafletjs Invalid GeoJSON object

I am using the following coming back from a socketio connection: L.geoJson(data.streets, { onEachFeature: map.onEachFeature }); It's throwing the following error: Invalid GeoJSON object. My ...
0
votes
2answers
33 views

Writing Python script in Field Calculator in ArcGIS Desktop?

I'm a programmer, I have programmed in C#, Java, but not with Python. And I'm not a geographic worker. How can I write a python script into Field Calculator to be able to check the other column value. ...
0
votes
1answer
6 views

Enable ecw QGIS 2.4 on Linux Mint 16

I upgraded to Mint 16 and QGIS 2.4 and unable to get ecw to work following various guides available. Anyone willing to explain how to and why it is so hard. I run it on a windows machine out of the ...
0
votes
0answers
3 views

how to compile i.atcorr separately without compiling whole grass

i am working on grass. i need only i.atcorr module. should i compile whole grass 6.4.3 or any option is there for separate module compilation. I tried to compile entire gras6.4.3 on windows system but ...
0
votes
1answer
15 views

openlayers display Control.MousePosition on div.olMap

I have a map displayed in a div. I have a small div named coordexterne displaying mouse position. I try to put the small div on the map so to speak above the map. Until now, the small div is always ...
1
vote
0answers
18 views

Copying XY to clipboard using Python Add-In (ArcMap)

I am trying to create a simple tool to copy XY from where i click the mouse button. What i have done already is: create add-in files using Python Add-In Wizard create toolbar and tool inside it in ...
0
votes
0answers
5 views

ArcGIS editor for openstreetmap missing in ArcToolbox 10.0 [duplicate]

The installation of the editor was successful but a new OSM tool doesn't appear in the toolbox. I opened the toolbox --> add toolbox - managed to the installation folder but there i find nothing that ...
0
votes
0answers
6 views

How to get attribute details from shapefile in ms4w?

server through my initial search I do some basic coding. Now my problem is how to show the attribute details from shapefile. I can able to get map but I am not able to get names. below is my code: ...
0
votes
0answers
6 views

Programmatically draw first vertice of a path with OpenLayers

I'd like to help the user to input an orientation for a segment with OpenLayers. I have that form where user can input the bearing for a point, but I would like to help him by : start drawing the ...
0
votes
0answers
9 views

Select layers in OpenLayers 3

I want to add selec interactions to my OL3 map. Adding two different select interactions like this is not working. Only the second one works. Like this: var select = new ...
1
vote
1answer
11 views

Interpolate dxf polyline vertex elevation from DTM?

I am working on several autocad polylines (with several vertices...) that have the exact N,E coords but now I would like to add the elevation data for every polyline's vertices from a dtm. I thought ...
0
votes
0answers
5 views

How to download products from ESA's scihub using OData protocol?

How one can download files programatically using scihub OData protocol and cURL (or other library/program)? You can get a descriptive xml response of the API for a dataset can be obtained by this ...
1
vote
0answers
18 views

How to use GeoWebCache tiles with default geoserver url?

I am having GWC tiles access issue when integrated in another application using GWC url. //systemname:8080/geoserver/gwc/service/wms. The error is given below. I have created new grid set ...
0
votes
0answers
14 views

How to use shapefiles with CGAL?

I read a few posts here at GIS.SE that points to algorithms in CGAL, e.g. Simplifying polygons to linestring. I'd like to test algorithms in CGAL for medial axis transformation, but the examples are ...
1
vote
1answer
39 views

How to extract and save using QGIS?

I am new to QGIS and just downloaded QGIS 2.4 Chugiak. I am practicing QGIS by using training manual, as mentioned in above subject. I have questions in regard with the sentences in page 7: You ...
0
votes
0answers
5 views

How to enable/check ArcGIS Runtime option using ArcObjects?

I want to enable ArcMap/Customize/ArcMap Options/sharing/ enable ArcGis runtime. How do I do that programatically? I can actually call ArcMap options wizard using ICommandItem and UID but I ...
2
votes
2answers
23 views

Get cell size for raster in QGIS

How do you get the cell size of a raster in QGIS? This is a simple matter in Arc, just look at the properties. QGIS has properties, but no raster cell size. Thanks.
0
votes
1answer
11 views

Removing disconnected cells in a stream network raster using ArcGIS

This is two-parter: I've got a predicted stream network raster with cells values 0 (not a stream) and 1 (is a stream). My end goal is to create a network of connected polylines, but unfortunately ...

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