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by Matt Colip EPA Regional Administrator Shawn M. Garvin with staff and volunteers from Environment Maryland showing their support of the Clean Water Rule at the National Aquarium, Baltimore, MD. Last Tuesday, I woke up to a screaming alarm clock and the aroma of brewed coffee…yes, it was a...

I am triying to edit .tif rasters in python, but I have some issues regarding the tiff to array converstion. I read there are multiple options for opening rasters (gdal, PIL, matplotlib), but which of there is the best for allowing me to convert to array, edit(apply local filters), then convert...

I create 2 relations (project-project properties-relations) in my QGIS 2.10-project. Then I open my layer (shapefile) test_p and set the attribute veg1 and veg2 to "Reference relation", set Display expression = beskrivelse, check Order by value, check and set Filters and check Chain filters. (My...

I have created a JSON file which includes 30 map service layers and their attributes. This includes the map service url. My function creates a table of contents from the JSON object so that when I click on a ToC value it returns the map service owner, name and service url. Using the url how can...

I have installed Geocoder following the instructions here: https://github.com/geocoder-php/Geocoder And then I try to run this example: require __DIR__.'/vendor/autoload.php'; $bingApikey = 'xxxxxxxxxxxxxxxxxxxxxxx'; $curl = new \Ivory\HttpAdapter\CurlHttpAdapter(); $geocoder = new...

I have the same problem stated here: https://geonet.esri.com/thread/98493 When I set the visibility of a field to HIDDEN, the field will not become hidden. l = arcpy.mapping.Layer("myLayer") desc = arcpy.Describe(l) finfo = desc.fieldInfo index = 0 finfo.setVisible(index,"HIDDEN")...

I want to create a wrapper for my server. (I use mapserver and apache on windows server) In this document ( http://mapserver.org/cgi/wrapper.html ) refer to suggestions: 1st : #!/bin/sh MAPSERV="/path/to/my/mapserv" MS_MAPFILE="/path/to/my/mapfile.map" exec ${MAPSERV} 2nd ...

Are there any commandline tools can take a Shape File or a geoJson file and generate a tiled version of them? أكثر...

Geo-matching is the product resources for the geomatics and related fields industry. We have made a selection UAVs that are compared on Geo-matching. http://geo-matching.com/category/64/compare/2182,2495,2524,3002 أكثر...

I've got a Polyline that is the shape of a Triangle (loosely speaking) with a clear start and finish point. It was created from a GPS track and the point were converted to a polyline. I'm trying to create a route so I can linear reference the points in order to associate the speed attribute...

I have a floating point raster with values from 60 up to 95 (with decimals), it has 7077 pixels of 250x250m size. Is there a way to sum all pixel values of this raster? For example, if the raster had 3 pixels with values of 60.20, 71.43 and 86.59, the sum would be 218.22. I tried with...

I've used GIS for many years but now I'm moving into 3D GIS, but I have some questions. Say I have a 3D model of a viliage, I can get this into blender, but I want to be able to run GIS type queries. So I want to have each building linked to a database, select buildings based upon attributes...

I'm trying to calculate pairwise river distance among 60 XY coordinates in a small region of Mexico with ArcMap 10.2.2. I have defined my projections and projected both my stream network and XY coordinate layers as projected coordinates using the NAD_1983_UTM_Zone_14N since the entire area that...

I am using the QGIS2WEB plugin for QGIS. I have added vector features as well as a raster image (.tif or .ecw) format. When I try to export the webmap, all the layers are visible expect the rasters. Why is this? أكثر...

I have a piece of code where the goal is to search through the field names within a feature, select any field based on a specific character (in this case "z") and then use that selected field within a Field Calculator Expression. My experience with python is limited, see the code below; for...

I have added "My Tools" Menu on top. Now i am clicking on "Plugin" then selecting QGIS Plugin bulider. Here in the menu field a drop down list is coming. How can i add "My tools" in this drop down list. أكثر...

first post from an occasional programmer... I have adapted someone else's VB code to convert lat long to OSGB for UK locations. In essence my code converts a Google API location returned from a text search, into Eastings and Northings that can then be checked against the OS using (eg)...

Building Information Modeling (BIM) + Geographic Information System (GIS) أكثر...

I am getting the following error when I try to set up a connection to a MS SQL Server database using sql server authentication. I did find a bug report from 2014, but that was apparently fixed and closed. [Microsoft][SQL Server Native Client 10.0][SQL Server]Login failed. The login is from an...

I would like to know if there is a way to get and extract the coordinates of a node (one of the node that conforms a polygon) in order to use these pair of coordinates to georeference a DXF file, using QGIS. Is there a tool/procedure to do that. I mean, for instance, if there is a way to...