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This question is an exact duplicate of: Convert shape file to KML on QGIS I am trying to convert a SHP to KML in QGIS and want to keep all the attribute fields. As far as I can tell when you do this operation, you can only choose 2 fields...

I have a polygon which belongs to a layer and I need to move it to another one. Is there a way to do it without drawing it again? أكثر...

I'm new to GIS and GDAL. My question probably is very basic, but I couldn't find answer. May be I don't understand GDAL ideology. I need to create raster images from scratch, for example, JPEG or PNG. Their drivers don't support Create function - only CreateCopy. What is the common technique...

Working from the home office. Everyone is doing it and chances are good that you’ve likely worked one or two days this month from the comfort of your own home. Technological advances, web services, the cloud and other useful resources have made the stay at home shift no only possible, but easy –...

Summary: Joint Venture Silicon Valley and the U.S. Geological Survey today jointly announced a partnership to address regional challenges from natural hazards, climate and land use change, and continued availability of clean air and water resources Partnership to Tackle Earth...

Researchers at the University of Buffalo in New York believe they can develop a micro – lidar that can be used as the eyes in robot bees. “Essentially, it’s the same technology that automakers... Click Title to Continue Reading... أكثر...

I have a table of polygons (land parcels in a city) and I am trying to identify "chains" of 5 or more adjacent polygons. For example, if each letter is a polygon and each . is empty space, AB.CD.EFG.HIJKL.MNOP.QRSTU.VWXYZ then I want HIJKL, QRSTU and VWXYZ. In real life they aren't in a line...

I have two dem files downloaded via the getData function in the raster package.Here you can see the code: I tried to make the example reproducible so there you have it. library(raster)dem_n1

I have a huge problem setting up geoserver's geowebcache to serve arcgis compact cache layer and I am getting a bit confused. I have installed geoserver 2.8.0 which contains geowebcache 1.8.0. According to official geowebcache manpage...

In my map I have a layer named PARCEL, when create new feature on this layer, the attribute window will open automatically. There are 2 attributes in this layer: PARCEL_ID and SUB_ID. Since the PARCEL_ID is the left part of SUB_ID, I intend to display the PARCEL_ID value in SUB_ID field after...

this might be a basic question, but I am rather new in ogr. I wish to collect all lines from the dxf file and create their boundary. I loaded the layers (ExecuteSQL( "SELECT DISTINCT Layer FROM entities" )); and would like to put every line in a new layer, but it seems that I cannot reach the...

I am bringing in leaflet routing control into my map and I would like to have the route icons show up in the center of the current view. using the code below I can get the icons to show up at the center of the inital view but I cannot find a way to get the center to update Javascript: var...

I'm creating a fictive map and so I need to create lots of points, lines and for sure polygons. Later on I export my data as geojson. But before that I aways have to go and give every element an unique ID. I don't need a special sorting, like the biggest polygon gets the smallest ID or so. I...

I have a script which writes the lat/lng of a JSON web service of bus routes. The script writes the latitude and longitude to a CSV correctly. However my table to table conversion does not work correctly in Python. # IMPORTS#Make Python understand how to read things on the Internetimport...

We have this large project in ArcGIS with 30 maps with different extents using Bookmarks to pan between these maps/pages. Now we would like to use Data driven pages instead. The question is, is it possible to convert bookmarks to data driven pages or do we have to create a lot of polygons...

A group of middle school students in Springdale, Arkansas used GIS to map locations for Little Free Libraries (Audio story: 7:05 minutes). أكثر...

Cloud-based mapping platform provides opportunities to develop students' spatial & critical thinking skills. أكثر...

Esri technology helps Walgreens employees answer questions in real time. أكثر...

Bsr a vous. Je suis un nouveau etudiant en SIG et souhaite savoir les données de travail qu'il utilise. Merci de votre reponse qui participera a ma formation أكثر...

I try to use the Graphhopper Map-Matching. My GPX source file looks something like: 2015-10-14T05:42:02.857Z 2015-08-24T05:48:08.916Z 2015-08-24T05:48:08.927Z 2015-08-24T05:48:08.938Z 2015-08-24T05:50:29.128Z...