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I am interested in using Network Analyst to determine the population that will be coming to each destination. I am using a layer of destinations/facilities that each have a certain capacity. I then have centroids/incidents each with their own population. I ran Closest Facility and determined...

Do you have any idea how load Oracle spatial data to QGIS with using the PyQGIS? Is it possible? I try: uri = QgsDataSourceURI()uri.setConnection("*host*", "1521", "*database*", "*username*", "*password*") sql = "(SELECT fid, geom FROM...

Is there a way to export multiple maps in *.tiff using "Export Map" and setting Data Driven Pages? Because Data Drive Page work in "Export map" only with PDF. أكثر...

The 2000 carat “Halley’s Comet” Opal - Listed in the Guinness Book of World Records as the largest uncut Black Opal nodule. Found at Lightning Ridge, Australia in 1986 أكثر...

I have a polygon layer. I extracted the coordinates of vertices, and now I need to add these coordinates in each polygon. The final shapefile should have an attribute table as follows: where X1, X2, etc.. are the vertices coordinates for each polygon. Any ideas on how to do this...

I have a model which uses two layers(a .shp with boat tracks and a .shp fishnet) to calculate the sum etc., of dead weight, gross tonnage and beam per each square from the fishnet per each track. Here is the model: The problem I am encountering is when i try to use the dissolve tool and the...

I once found a great but simple webpage that has a drop down with several text-based GIS formats such as GeoJSON and WKT, and a text box to copy/paste your data. The feature is then drawn on a world map. You can continue to add shapes on the same map. I've lost this page, and I can't find it...

Summary: CORAM, N.Y. -- A new study that looked in part at how damage estimates evolve following a storm puts the total amount of building damage caused by Hurricane Sandy for all evaluated counties in New York at $23 billion. Study Looks at NY Sandy Impacts and Losses by County...

I have latitudes, longitudes and ellipsoidal heights derived from GPS readings, referenced to the ITRF08 system with vertical datum (CGVD2013) - http://webapp.geod.nrcan.gc.ca/geod/hmod/hmod.php How can I convert the data to another reference system and another vertical datum? I might need to...

Does anyone know how to move the placement of the key numbers and the key numbering lists? I am labeling lines and the key number keeps getting placed on the line. But if the line is very small, the key number covers the line rather than labels offset from the line. I also Can't figure to move...

So I a file geodatabase that is a compilation of multiple file geodatabases with varying schemas. Some feature classes in the original databases had attachments, however the attachment tables no longer exist in the new, combined geodatabase. There is an "Old-ObjectID" field for features in the...

So I need to count the number of parcels (first polygon layer) that lie with in each unit boundary (2nd polygon layer). PS There are over 300 Unit boundaries in which I need to find out the number of of parcels in each. أكثر...

I'm using these DLLs and I'm very new to GIS and Geodatabase files in general. I'm just curious if I can get a list of the tables and some more in depth documentation/examples if possible. أكثر...

I've been looking for a simple way to check the accuracy of my transformation using a set of coordinates for a single point but have been unable to find an online tool or piece of desktop software that can do the ATS77 MTM 5 to NAD83 CSRS UTM 20N conversion since Franson CoordTrans and GeoSuite...

I have both a dbf that I need to check values against for a shapefile. I need to report whether the values match the dbf in the shapefile and if not, what the value should have been (in two new fields) So here's what I have: -DBF (correct values for all unique combinations of two fields...

Is there a way to figure out if every tile of an ol.source.TileWMS is loaded? My attempt so far is the following: var tileColl = new ol.Collection() tileColl.on('change:length, function(e){ if(e.target.getLength === 0){ console.log('ready!'); } }); tileWms.on('tileloadstart...

I am trying to add GriB reading capability to my Geoserver distribution (version 2.7.1.1, build date Jun 26, 2015). I am trying to use the plugin archive found at http://ares.boundlessgeo.com/geoserver/2.7.x/community-latest/ However, once I include all of the JAR files into...

Seems odd but I can't find an arcpy or geoprocessing tool to delete/unregister replicas. I can find tools to create and sync but not delete. Am I just being blind or does such a tool not exist? أكثر...