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Is there anyway that I can input: The Coordinates System (projected is OK) The bounding box and create a rectangle polygon based on these? أكثر...

I want to generate a small sample raster (eg. euclidean distance or cost distance) to explain the method of cost-distance analysis, and I'd like to label the pixels with the corresponding cost-value. I already tried to lay a fishnet over the raster in ArcGIS, but I didn't find a good way to...

I'm using ArcGIS 10.1 for Desktop. I have generated a table which has road segments which get inundated during different flood events. I want to be able to add a pie chart to the map which shows that during each flood ARI (1y, 2y, 5y, 10y, 20y, 50y and 100y) x% of the road network in the AOI...

I am very new for GIS, I know java web development. I want to develop a GIS web application in Struts, can you suggest me how to start? My requirement are as - Any API/Tool should be open source. It should work on HTTPS. Any tutorial? أكثر...

A smooth, broad bend separates mountains and plains on the edge of the Rocky Mountains. أكثر...

How do I extract point data out of a browser-based map? In particular, I need the park and ride points from http://wegenenverkeer.be/carpoolparkings, but I cannot find their WMS or shapefiles, anywhere. I can load the 'element' and see a script which loads the points, but don't know how to...

can anyone help me consume this rest service using either the esri Javascript API or arcgis Desktop?http://162.246.156.21/sensor-rest-service/service/sensor everytime I attempt to connect to the URL it throws an error and I'm not sure how to proceed... أكثر...

One of my PostgreSQL/PostGIS databases stores time series data. Every year contains a polygon geometry table and a point geometry table. CREATE TABLE data_2014.polygon (gid serial NOT NULL,geom geometry(polygon, SRID),attribute01 varchar(255),CONSTRAINT polygon_pkey PRIMARY KEY (gid)) CREATE...

Using Autodesk InfraWorks, we will add the raster of the digital elevation model to the InfraWorks model أكثر...

What do you recommend for coding using an open source software that is similar to ArcGIS runtime java SDK ? Thank you. أكثر...

I used Google to draw directions from one location to another location, but can't find a way to export it as KML so I can import it into my Android smartphone. Is there a way, or must directions be drawn in Google (Maps | MapsEngine)? Thank you. أكثر...

Fitness gadgets are everywhere. While majority of these awesome wearable tech gadgets are worn on the wrist, Sony has announced the launch of an interesting wearable that is a headphone. Sony’s Smart B-Trainer is a headphone equipped with six sensors – heart rate, accelerometer, GPS, compass...

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I'm using Mapnik + Mapbox nodejs stack. Given two vector tiles (PBFs) for the same location/zoom, with some layers having the same name in both. How do I merge them into one PBF tile - replacing identically named layers in the first tile with the ones from the second tile? أكثر...

This is probably easy, but haven't found a solution. Convert Labels to Annotation is greyed out on right clicking a feature in the TOC. I have no reference scales set. Thanks. أكثر...

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I have a simple question regarding cvs layers of gps coordinates and open layer plugins. First I followed the simple steps to add a csv layer with long/lat coordinates and select a common CRS (WGS 84) for both the new point layer and the satellite google map. They show together, but the point...

A common problem in the analysis of spatial data is deciding how to harmonize data from different levels of geographic resolution. For example, suppose Municipality $X$ crosses a county border, so that a portion of $X$ lies in County $A$, while another lies in County $B$. If the municipality...

I am working on a project for which I would have to make a map displaying all archaeological sites of the city; it will later be used and accessed by my office's stuff only. In the end, when clicking on each site, the user should be able to see all the site's information displayed in a dialogue...