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I want to import summarized data from Excel into QGIS 2.4. The date consist of US states and Canadian provinces paired up with a percentage. The data looks like this: State %CO 50.4IN 34.1KY 10.1OH 5.2TN 24.8How do I import this data into QGIS to display it on...

I added Raster data from a folder into ArcMap 10.1 and I cannot seem to drag any layer within the Table of Contents. Can someone help? أكثر...

The article "Extrude image to 2D vector, 2.5D and 3D layers on the map" describes the OpenWebGIS function called "Extrude Image". How can this function be used in addition to what was described in the article? For example, you can put your photo on the map and see how it would look like if it is...

Can I grant a user of the ArcGIS server a publisher privileges and prevent him from publishing service or at least do some restrictions on what he can publish? أكثر...

I have a polygon and point features. For all points in each polygon I would like to generate a sequence of numbers as an attribute. What I mean is, that I want to have a multiple polygons, that contains different number of points, that have attribute values from 1,2....x in each polygon. Is...

I'm somewhat new to GIS, coming from a linguistic background, and now I'm trying to make QGIS do something that I want from that background. I have some hand drawn maps with certain areas of the Netherlands circled. I want to see how much agreement these drawings show. I've dutifully entered...

I'm looking to apply a mask to a number of rasters in PyQGIS. import processing rstr = "/Users/rasterfilepath/" shp = "/Users/shapefile.shp" outputDir = "/Users/output/" for lyr in rstr: processing.runandload("gdalogr:cliprasterbymasklayer", rstr, shp, "none", False, False, outputDir +...

One year ago, Google introduced its first step into the world of virtual reality with an unexpected project called Google Cardboard. It allows users to slot their smartphone into a do-it-yourself cardboard viewer. When looked through you can interact with various Google services. Basically...

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This video will tell you how to create a real time traffic using SUMO and Openstreetmap auto أكثر...

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I'm trying to make a Cesium-based 3D webviewer. At the moment I'm stuck with an error. Let me describe the situation: I have a PostGIS database, containing the 3D geometry of a building (which I extracted from my main database, containing many more building geometries). I have enterred...

I have an array of points (in latitude, longitude coordinates) which I would like to buffer and dissolve (into a polygon) and then intersect the Ordnance Survey Open Roads (projected in BNG) with that polygon and export the results. Note: I am not interested in preserving any of the...

Updating committee name based on a spatial join within a trigger in Postgis. It appears right to me and it runs and executes successfully but still comes up with an error when I try to create a new feature. CREATE OR REPLACE FUNCTION tf_committee() RETURNS trigger AS $BODY$ BEGIN...

I use Tilemill to style osm bicycle and hiking routes. All above are supposed to be offset and this works fine. The problem is that sometimes there are empty spaces between the lines. The bigger offset the longer spaces...I didn't have this problem in maperitive, the line is continous even when...

I need to transform some data from PSA56 to NAD83. It doesn't have to be that rigorous as it's purely for a context map. I'm guessing I will need to go to WGS84 and then to NAD83. If anyone has any suggestions for best practice please let me know. Using ArcGIS10 أكثر...

I have 150+ feature classes in SDE for which I need to create an empty feature class in a file geodatabase. For these feature classes I need to import the attributes and the name of the feature class as in SDE. I tried to export to an XML workspace document but it is not working because of some...

How would I convert the Minesite(*.msr) files to Shapefiles. Minesite files are used in Minesite Software which is used for creating block models in 3D. أكثر...

Hi There, I'm not a designer; I'm a managing editor, but I need some advice. We often receive ArcGIS files for publication. We generally ask authors to try to export the files into Illustrator files whenever possible, for our designer's sake. We've had similar problems lately where some of...

Unable to select the data records older than 15 days using a query function in arcpy. I've the data in date type and I just want to keep data for the last 15 days and delete records older than 15 days. أكثر...