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I have switched to a new computer, and need to re-install QGIS 2.8. I imagine some database changes have happened since I last installed it, because now, even though I direct installation to the http://qgis.org/debian-ltr (2.8) repository, it still assumes that sudo apt-get install qgis is meant...

ArcGIS,10.3 I am using an etopo bathymetry map and would like to determine the depth of ~50k points in another layer. Im sure there is a simple tool for this but I am not very familiar with rasters. I know thats not much of an explanation, but I think it explains the situation well enough...

I want to extract my MongoDB query in a GeoJSON format it order to be able to visualize the result. I use Robomongo, which seems to be able to generate a JSON format. After I run the query, this file gets produced: {"result" : [ { "_id" : ObjectId("5627ff79ce2790eea0d96ba3")...

I would like to be able to convert our crude polygon-based parcel fabric into a a proper parcel fabric but find I have a lack of knowledge in this area. I do have ArcEditor so both Parcel Editing and COGO tools are available to me. It seems that there are some abbreviated courses alailable from...

Well the title tells it already. I have a column name and 100 objects. I have given them all a name. Now I mentioned that I have written some wrong of them. So I tried to correct them by double click and rename. But when I leave the name it remains the old name. I need to close the Attribute...

I am attempting to geocode a table of addresses for a client. I researched into how to create your own address locator and have two separate reference sources: one that has exact address information for our county and another that has road information. I have made a locator for addresses using...

By Mark Tedesco Long Island Sound has a long history, intertwined with that of our nation. In the 400 years since Adriaen Block’s exploration of its shores, the lands and communities around Long Island Sound have changed from forest to field, from agriculture to town and city, and from a...

“We are much more efficient with GIS Cloud as all our clients have access to the same data at the same time. Given that we are primarily at photogrammetry company, much of our datasets are very large rasters that require specialized software and hardware to view. Our clients can now login to GIS...

We use custom projections in ArcGIS for AutoCAD within which feature service displayed perfectly prior to our upgrade from AGS 10.1 to 10.3. For instance, our users have working drawing in which they connect to AGS, add the feature service and sync lines to the db. For some reason, just since...

I want to reclassify raster r1 in the following form: all the values that are larger than r2 to be 1 all the values that are less than r3 to be 0 all the rest of the values to be equal to r4 I use overlay to set the values for the first two conditions, but I can't do that for the third one. I...

Having resolved my squished projection I'm now facing the fact that QGIS exports all my labels as vectors, which means I can't take the map over to Inkscape and fine tune the fonts without retyping them all. Is there any way around this? أكثر...

Getting this error while exporting an shapefile to svg (courtesy to iant): The weird thing is I wasn't getting this error before, but I just suddenly starting getting it after running my application, what could have happened? Code can be found here: Exporting Shapefile to SVG using Java &...

Don Duet, co-head of the Technology Division at Goldman Sachs, discusses the rapid expansion and diversification of the open source movement and how it’s creating opportunities for businesses around the world. أكثر...

I created a 3d visualization using qgis2threejs but the map renders outside the visible extent of the browser window so I have to pull it down into the window each time. Is there a way to change the rendering height in the .js file or something like that? If so can you explain what parameter...

I am working on javaee and ol3. What do I have to do to integrate ol3 to jee (jboss) application? regards Ahmet Temiz أكثر...

as described above I want to find a way to zoom to a group within the QgsLayerTreeView. The group only contains QgsRasterLayer. Any links or hints are welcome. Kindly, Olle Onkel أكثر...

Installed postgresql 9.4 following this tutorial using the method of already compiled pkg. All seems fine with postgres installation. testdb=# SELECT name, setting FROM pg_settings where category='File Locations'; name | setting...

I am having some problems exporting from Excel to Arc. Exporting directly from .xlsx to Arc -columns such as Name and latitude disappears all together Exporting from .xlsx to CSV, then erasing formatting, then exporting to Arc -large numbers such as ones with 9 or more digits fail to...

Good afternoon. Perhaps I'm looking to a solved question, but while searching I didn't find any solution. I need to build a matrix of lat, lon values, based on two points, and a sampling rate (distance between points). A possibility is implement a solution using numpy, with all the rules...

Our Province is doing a Municipal Asset Management project where they are having us record our infrastructure and assets into a series of forms. In Phase 1 the forms were all MS Word and I exported our GIS Data into Excel books and mail merged it, allowing me to autofill a few hundred asset...