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I am attempting to create a simple basemap selector to use in a leaflet map to assist in selecting a basemap of interest. I've created a new Select control that works great in a computer browser but does not respond when accessed via mobile device. I am guessing the mouse events in the following...

Bonjour, Je débute dans l'utilisation de Grass et je souhaiterais réaliser une combinaison de traitements avec le modeleur graphique. Je dispose de deux rasters et de points. Les étapes que je voudrais réaliser sont : 1) Couper le raster le plus grand à la taille du raster de plus...

New advancements in technology and data collection can help communities successfully tackle challenges by working smarter instead of harder. Demographic, economic, and other changes are presenting communities with unprecedented challenges and opportunities. And there are reasons to be hopeful...

Is there a way to automate getting a seperate text box for two different field names in the label expression in Arcmap?Right now I have both fieldnames stacked in the same box. Without having to convert to annotation I would like to be able to have each field name in its own box. أكثر...

We have a web applications created using ArcGIS JS API. It is supposed to be automated, but I have no clue about how to do this. Can anyone please help me out. Ex: Clicking on the feature(s) and getting the attribute values of the feature(s). أكثر...

I have a problem with geoexplorer not displaying my geoserver layers anymore. It gives me an error of "Non-existing source 'local' referenced in layer config."I really dont know hwta went wrong or what to do. أكثر...

I am currently trying to create a species distribution model in R using maxent. The shape file I have is a map of an island. When viewed in ArcMap it has a set extent--in Lat and Long. I can successfully pull this into R and plot presence points. However, I cannot plot any points that are...

In openlayers3, is there a method for removing the Z when getting the coordinates of a feature with layout=XYZ? Something akin to this but built into ol3? function strip(geom, test) { if (!geom.length) return; if (typeof geom[0] !== "number") { return geom.map(function(g) { return...

I need to install odbc_fdw on my postgresql 9.3.5 which is running on Windows server 2012. So far, I've found this version which only works for postgres 9.1. I found this other version that should work for postgres 9.1 but it's an uncompiled version and I don't really know how to make it work...

I use QGIS 2.8 for creating plans in my new job and would like to study how GISs work, pulling data through from databases etc. Any advice would be gratefully received. أكثر...

I need to subset data from a NetCDF using a specific shapefile. The data are sea surface temperature and ocean color at 1/4 degree resolution. I have 4 polygons describing the US. Northeast continental shelf large marine ecosystem and it's sub-components that I need to use to extract the data...

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Displaying grid borders is fairly easy with CSS or adding an image like this: The result is a map like this: However, I'm having a hard time trying to get the coordinates of those tile borders. I've seen how I can display the tile coordinates using X, Y and Z, but I want the latitude and...

I'm trying to write a Python script performing a geoalgorithm.What is surprising me is the following:1. I first test the algorithm by QGIS (2.8) interface. In my case, the GRASS interpolator v.surf.idw 2. I see that the solution is sufficiently good using a certain setting of parameters.3. Then...

I need to add new menu item to the top level menu of QGIS Desktop (2.7.0);I.e. it shall be on same level as "Project", "Edit", "View", "Layer" etc. As far as I know there is pretty nice way how hide menu items (Settings->Customization)Plus using QgisInterface...

The NSPS Young Surveyors Network is modeled after the International Federation of Surveyors (FIG) Young Surveyors Network. The group’s aim is to establish a national network of Young Surveyors within NSPS and its affiliate organizations to help promote the surveying profession and engage young...

There are several applications that allow creating forms rapidly – such as Open Data Kit (ODK) or EpiCollect. Now, there is another offering from Esri, in the form of Survey123 app – which is explained in the video below. Survey123 is integrated into ArcGIS Online, so you need an ArcGIS...

The following is an example of a gml:Curve that was loaded into Postgres using FME. 379352.97 580000 379387.02 580022.77 379392.7 580028.98 379412 580031 379419.11 580023.97 379420 580016.95 379446.92 580000379446.92 580000 379508 580004.5 379521 580016.5 379529.14 580047.36 379531.91 580057.92...

I was trying upload geofabric's netherlands-latest file into Nominatim's database. I used bellow command and all was fine:./utils/setup.php --osm-file maps/netherlands-latest.osm.pbf --all 2>&1 | tee setup.log But suddenly, I got the following error: Processing: Node(100308k 215.7k/s)...