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In CartoDB, if I customize the styles of an InfoWindow, the map moves not enough to always display the full InfoWindow. For example: If I position the div.cartodb-popup to left:26px and bottom:16px to get it (the bottom left corner) open exactly where the user clicked, larger InfoWindows will...

I am using the command: gdalwarp -t_srs WGS84 -te 144 -36 150 -32 -crop_to_cutline AustTopo250_SI55.tif I need to change the pixel resolution to 50m x 50m but the option is given as -tr xres yres: set output file resolution (in target georeferenced units). The target unit is degrees. So...

I have a polygon shapefile storing hexadecimal color codes in a specific attribute. gid | label | color ---------+-----------+------------ 1 | Crops | #FF5F2C 2 | Forest | #00FF00 3 | Pond | #0000FF 4 | Forest | #00FF00 I was looking for...

There is a sample in ArcGIS 10.1 help on creating a add-in using python. This works only once when a layer is selected in combobox, if i need to use this functionality again it does not work and i need to restart arcmap again, then it works. # Business logic to implement the ComboBox def...

I have a polygon layer in QGIS that I have applied a random color style to each polygon. Under Layer Properties -> Style I selected a Categorized style and then generated a random color ramp. I added a color column to the layer table. Is there a way to automatically copy the color assigned in...

I'm using OpenLayers-3.6.0 in a web application. I have wfs layer as follow: var url="http://localhost:8080/geoserver/wfs?&" + "service=wfs&version=1.1.0&request=GetFeature&typeNames=usa:states";var format = new ol.format.WFS({});var source = new ol.source.Vector({ url...

I asked a question yesterday, about splitting polygons using a line, and I ended up using the approach that is described in the comments here. Although this worked with my test data, it causes a lot of issues when running it with more complex datasets. Therefore I am working on a new approach...

Erosion exposed the subterranean plumbing of an ancient volcano in South Africa. أكثر...

We have a dataset with Zip Codes and number of sales of each zip code . we need to generate a heatmap or coropleth map . I tried importing the dataset with those results and filtered using sales but not showing the map. Any idea how can I get it created ? أكثر...

I created a map based on a DEM in ArcGIS (with Spatial Analyst). The office I worked together with, now wants me to add some extra layers into my map for further use. The thing is, my student licence for ArcGIS expired or rather I don't want to risk using it for "commercial uses"... Is there...

A l'issue d'une consultation, GRANDLYON HABITAT a retenu les solutions SIG Esri. أكثر...

2015-07-22 12:27:20 | De komende tijd staan er weer verschillende activiteiten op het programma van Ruimteschepper. أكثر...

I want to know which version of SAGA is used with QGIS 2.10. I developed a standalone application which uses QGIS inside. I have problems using SAGA algorithms. SAGA is well installed but I found that SAGA doesn't generate the final tif image. I found in log files that a sdat file is generated...

I am attempting to topographically rectify Landsat data using the i.topo.corr GRASS function from within R using the rgrass7 package. My code is as follows: execGRASS("i.topo.corr", flags = "i", parameters = list(basemap = "dem1", zenith = sz, azimuth = sa, output = "topcor"))I get the...

I already have installed libLAS like this: sudo apt-get install liblas-binAnd i have installed GRASS GIS 7 from the ubuntugis-unstable repository. It is possible v.in.lidar without compiling GRASS? I have tried to install it with: g.extension extension=v.in.lidarThis gives the following...

I am trying to make a floor plan for my office, have managed to make all of the rectangular components (e.g. the rooms) however some of the desk layouts are circular and I haven't been able to work out how to make exact and measured circles. They need to have a radius of 1.45m. أكثر...

I need to obtain on each element on one table the closest point of another table. The first table contains traffic signs and the second one the Entrance Halls of the town.The thing is that I can't use ST_ClosestPoint function and I have to use ST_Distance function and get the min(ST_distance)...

I created a shapefile for contours lines on the basis of a raster. Since I am interested in just 5 contours (out of, say, 50), I selected for display just the contours I am interested in. I achieved this from:properties > symbology > categories > unique values (from the 'contour' shapefile...

Question: Using a mapping service set up with ArcGIS Server, how can I set up a parameter that limits which features are being rendered? e.g. "/service?organization=megacorp"? Background: I am working on a web mapping application which will be used by organizations. They all have their own...

2015-07-22 11:55:24 | Op 2 september 2015 organiseert Geonovum de Open Geodag bij het Mediaplaza in de Jaarbeurs te Utrecht. أكثر...