All Questions

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0answers
43 views

MOD11A2, falsely negative nightly LSTs

I am having troubles with extracting data in ArcGIS buffer extractions from the MOD11A2files after processing them into GEOtiff, most of them seem fine but when looking at nightly temperature on some ...
1
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0answers
282 views

Problem importing ESRI shapefile information to MySQL

I recently updated to Qgis 2.0 and therefore the "exporttomysql" plugin does not work anymore. What I want to do is exporting the geometry information of a shapefile(Polygon) into a MySQL database. I ...
1
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0answers
185 views

How to change the color of a selected feature with pyQGIS?

is it possible to change the color of a selected feature in qgis 1.8? To highlight a feature I use: vlayer.setSelectedFeatures(selectedList) box = vlayer.boundingBoxOfSelected() ...
1
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0answers
87 views

How to join attributes by location with command line

I would like to joint the attributes of 2 shapefiles by location but with a command line (linux). This feature is easy in QGIS but it is VERY slow. Is there a way of doing this with ogr or pyqgis ? ...
1
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0answers
207 views

merge_management

Here is the edited code: import arcpy import os from arcpy import env set the environment settings env.workspace = "C:\RG\Kings County\Test.gdb" fcs = arcpy.ListFeatureClasses("Sub_NVF_*") ...
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0answers
40 views

giving a java program access to network analyst calculations

I have a fire department simulator written in Java that simulates a year of fire department responses. There is a Java method/function that calculates time between two coordinates using a fairly ...
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0answers
64 views

I want to export from wikimapia into kml all sugar refinery category points

I want to select a country in wikimapia and then export all sugar refinery points into a kml file. Also how do I find the category id for sugar refinery?
1
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0answers
141 views

Appending Data Into Existing Geometric Network

I"m currently interning at a telecommunication company and have been tasked with converting their CAD maps into their GIS telecom model. I've been using FME to translate the CAD data with great ...
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0answers
231 views

Pyshp 1.2 example from documentation fails

I must be doing something really stupid because I am trying to run an example straight from the PyShp (shapefile.py) 1.2 documentation with the only change being the input shapefile and it is failing. ...
1
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0answers
331 views

Using PostGIS with Postgres.app (9.3)

I'm trying to run CREATE EXTENSION postgis; on a fresh 9.3 Postgres.app install. I get this as a return: ERROR: cannot change return type of existing function HINT: Use DROP FUNCTION ...
1
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0answers
154 views

Modifying Raster Layer with Python Console

Forgive me if this has been asked somewhere else. I am looking for a way to edit a raster file which has already been loaded into QGIS through the python console (i.e. I would like to edit the raster ...
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0answers
36 views

Cached Featured in WFS - can I change default

QGIS currently sets the default to cached download for adding WFS - is it possible anywhere to set the default to non cached mapping (I know you can untick the box, but its for a larger user group)?
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0answers
92 views

Import related CSVs to geodatabase without losing foreign key relationships

For various reasons I understand it is poor practice to rely upon OBJECTID fields to relate different tables together using a relationship class. Therefore, I have a series of several tables related ...
1
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0answers
61 views

Hunting map for personal use (or to publish)

Okay, I do not know anything about GIS. I just downloaded it today to try to get a jump start on my GIS experience for a class next semester. I want to start off by making something useful so I want ...
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0answers
54 views

Finding list of bus stops and what is next

First of all apilogies if this is already discussed. I am a low vision person and there is only so much time I can spend searching for information as it is stressful on the eyes. I spent considerable ...
1
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0answers
387 views

Add layers from WMSCapabilitiesStore to MapPanel and select polygons

I created a store and added layers to a grid Panel, when you click add layer to map it works fine, the problem is that when I call the function controle(layer) I can't select polygons in the layer ...
1
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0answers
92 views

Use bbox in geoserver sql view

I'm doing this sql query using geoservers sql views: SELECT kmeans, count(*), ST_BUFFER(ST_CENTROID(ST_Collect(geom)), qrt(count(*))*1000 ) AS geom FROM ( SELECT ...
1
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0answers
83 views

Looking for WPS Client

I would want to have a simple WPS client, that would work with GeoServer. QGis (1.8.0, Lisboa) WPS plugin (v1.1.0) doesn't work*. Any client that is SIMPLE to use, user friendly, will do (the one ...
1
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0answers
95 views

Free cartographic texture resources

I've been trying without success to find free textures to use in TileMill. I'm looking for fairly simple, abstract textures, like a dotted pattern (to indicate national parks). Are there any well ...
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0answers
67 views

Extrapolate data and district names from map

My data: soil samples in each district. My question: I want to extrapolate from the soil sample's map the names of the districts in which the samples have been collected. I have already found the ...
1
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0answers
23 views

Overview effect on postgis polygon table

Is There a Way, with postgis and qgis, to reproduce the overview effect of tiff Raster on a polygon table in order to increase speed? What if we could create simplified versions of this table,gathered ...
1
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0answers
59 views

grass region resolution error

I am working on a raster, but I can't set a correct region for it. In the Set region to match this raster map field, I select my raster map to change current region, but its resolution does not ...
1
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0answers
34 views

Problem with taverna

I want to use taverna to call OGC WFS,and the file returned from WFS is GML, but what I want is SVG,so I have to convert GML to SVG by using taverna.The Method I used ExecuteProcess_gml2svg,which ...
1
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0answers
166 views

Where can I find geodata on livestock densities?

I am currently looking for geodata that represents livestocks (cattle, pig, poultry) at most detailed resolution for France. Up to now, the best data I was able to find is the FAO's GLOBAL LIVESTOCK ...
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0answers
85 views

ArcMap 100k meters square identification - double?

ArcMap - 1:50.000 - 5x3 meters - MGRS I put on a grid defined with the standard 1:50.000 grid style in ArcMap. I tick the box for "100,000 meter grid square identification", but it makes it ...
1
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0answers
91 views

“Definition Query on a versioned Geodatabase”

I would like to implement Specific views to the SDE users, based on Definition Queries of common attributes , like Date created > = October 1. But on first look, the definition queries are for ...
1
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0answers
243 views

how can i correct atmospherically landsat 8 images?

I am trying to correct atmospherically an image from Landsat 8 with 6s model from grass 7 and 6.4. Because there are no parameters for Landsat 8 yet, i am trying to give parameters from Landsat 7 ...
1
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0answers
247 views

Download OSM data using “ArcGis Editor for OSM”

My actions: 1) Add Basemap -> OpenStreetMap 2) zoom to area (in this area about 300 nodes) 3) OpenStreetMap Toolbox -> PostgreSQL Download, Extract and Symbolize Tools -> Download, Extract and ...
1
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0answers
72 views

How to work with GeoSMS?

Im looking for any libraries to work with GeoSMS standart on Android. In standart says that geosms it just: geo:lat,lon[,alt][;u=accuracy], So maybe everyone work with it without any libs?
1
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0answers
190 views

Using sql SELECT DISTINCT in Fusion Tables API

How do I go about using sql SELECT DISTINCT in fusion tables API?
1
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0answers
125 views

Display Table of contents of the map in ArcMap in the online published Map/Web map application

The following is the sample layer information of the map in ArcMap 10.1: How can I have the same Table of contents in the published map online or in web map application, so that user can ...
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0answers
180 views

GeoTools example for Shapefile export to already existing PostGIS table

I'm a newbie to GeoTool API, and I'm looking for a way to export the specific shapefile to the specific already existing PostGIS table with GeoTools (the underlying problem I face is that PostGIS ...
1
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0answers
75 views

Set a theoretical (not empirical) variogram in ArcGIS Geostatistical Analyst

I'm trying to do some Unconditional Gaussian Simulations using the Gaussian Geostatistical Simulation tool (see here). However, I don't have any data that I am doing this from - just a theoretical ...
1
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0answers
97 views

Getting an error when I try to import a loaded vector file to the QGIS GRASS Plugin

I am getting an error code when I try to import a contour line vector file GRASS via QGIS. I have been trying to create a DEM from the contour lines following this tutorial: ...
1
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0answers
163 views

Changing Default Layer Switcher

How can I change layerswitcher properties(radio button) ? So I want to change just like drop down list ?
1
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0answers
147 views

Add your own data to ArcGIS.com javascript template and host locally?

ArcGIS.com has a basic viewer javascript template where you can create a map using ArcGIS.com and then download the files/template to be hosted locally. I won't be able to upload my data to ...
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0answers
32 views

ArcGIS Javascript - Editor API methods?

I was looking at the API for the ArcGIS Editor widget (esri.dijit.editing.Editor), and I couldn't find a list of methods that are on the widget. I've seen other examples online that call destroy(), ...
1
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0answers
94 views

Am I correctly projecting a geometry using a WKID in ArcObjects?

I would like to take in any valid WKID for a spatial reference and then project a single geometry to it. The following code seems to be working, but (1.) can someone verify that this is the correct ...
1
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0answers
156 views

Input a KML file dynamically into MapServer without losing attributes?

Is there any possibility for MapServer (I'm running v6.2.1) to process the features / styles from a KML file dynamically? I tried STYLEITEM "AUTO" but it turned out to work only for *.dgn and *.tab ...
1
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0answers
140 views

OpenLayers map breaks at certain zoom level when many popups exist in the map

I'm still learning OpenLayers. I found this weird issue in my OpenLayers map. I create FramedCloud popups and add them to each features. popup = new OpenLayers.Popup.FramedCloud("popup", ...
1
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0answers
93 views

Populate print template title text from a dojo textbox

I have a print widget that starts up great. It's based on the typical ArcGIS print widget sample. However, I want to tweak this a bit. There is a "titleText" property in the layout options that I ...
1
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0answers
56 views

Web-based thumbnail image in 'Item Description' for a Python toolbox [ArcGIS 10.1]

I'm using locally stored images as thumbnails in the Item Description for a python toolbox [ArcGIS 10.1]. I'd like to load the images from an online source so other users of the toolbox can still see ...
1
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0answers
116 views

Calculate values to represent bus route attribute

I'm working with bus routes and looking for a way to represent some values in this system. I want each street to be represented by thickness based on value returned in SUM or COUNT. I don't have big ...
1
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0answers
147 views

Personal Geodatabase not recognized as valid datasource in the last QGIS Windows Weekly build (64 bits)

I was using Personal Geodatabases in QGIS without any problem but it's stopped to work since I installed the last 64 bits weekly build for Windows (1.9.0-35-Setup-x86_64). I'm now receiving an ...
1
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0answers
102 views

Reference to Basemap instance's coordinate system

I use the matplotlib basemap toolkit (mpl_basemap.Basemap) to plot GeoTIFF images on a map background using pcolor() or pcolormesh(). For this purpose, I need to transform a meshgrid of x and y ...
1
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0answers
49 views

Recommended way to use a setting file to initialize OpenLayers

I am new to OpenLayers. I am trying to figure out what is the best way to have a configuration file for the map I am creating. For example, I am creating a map with the following style : var ...
1
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0answers
155 views

ogr2gr loading spatial data into mysql

I am trying to load shapefile into mysql (MYISAM) using ogr2ogr and i get an error that says failed to fetch the requested layer. What could be wrong with my statement is it the issue with quotes or ...
1
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0answers
76 views

level of spatial aggregation of polygons

I am looking for a method that allows me to obtain the spatial aggregation of polygons for each cell of a grid with 10kmx10km resolution. In each cell (10kmx10km), I want to be able to consider that ...
1
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0answers
324 views

WMS Query does not return all records (Geoserver)

This is a tricky one - so bear with me... i'm a Geoserver newbie... Basically, i have two very similar queries that return species records for a given species in a given geograpic area. One query ...
1
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0answers
28 views

PostGIS. Obtain the rotation between two equal Geometries

I've got two features with the same drawing (poliline) but one is rotated relative to the other. I would like no know in PostGIS the rotation between the two geometries to apply this rotation to a ...

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