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I wonder if I can make cross sections of GIS data (other than height).An example: I have a shapefile of a city with building plots and attribute values of the plot size. I want to choose a random line on my map (for example: from the centre of the city to the suburb) and consider it as a cross...

My goal is to create a bold, colorful hillshade following this tutorial from the ESRI website.Everything works great until I try to apply a color ramp or colormap. It somehow crunches the values and all I receive is this psychedelic hillshade. I tried identifying my issue with the identify...

Is there any way to copy a column from excel to an attribute table's column in ArcGIS? أكثر...

I am trying to build a web application using html and javascript from which I want to login to geoserver hosted at: https://weaveprod.ucdp.utah.edu/geoserver/web/I have written the following code for authentication using javascript.But it is always giving login failed.Kindly help me out. HTML...

I have a webmap that displays the contents of a dynamic map service. For performance reasons I'm currently using FeatureLayers for the individual sublayers (they are all point layers with relatively few features). However, this makes them show up in the legend as individual items, e.g...

When I print as PDF a work done with a shape point and OpenLayer plugin I notice that the point are shifted In the dual screen image you can see the pdf exported image (left) and the QGIS woriking one (right). You can notice that the point are a little shifted in the exported image and I am not...

I'm going to plot some positions of ships, and thus see which areas (out at sea) where there is no vessels, however, if I do this in an ordinary geographical area defined by a square, all the land area will be defined as an area without ships. This is ofc true, but how do I avoid it? I have...

i have an error when i launch the qgis 2.8.2 it says that the module sip cannot be loadpython 2.7 has been installed i am under ubuntu 14 please if you have any idea here is the message (in french sorry ): Le module SIP n'a pas pu être chargé.Le support Python va être désactivé. Traceback...

Bonjour tout le monde, je travaille sous Kubuntu, j'ai installé le geoserver-2.3.5 et le java 6, quand je le lance par ./startup.sh il me donne cet erreur: "The GEOSERVER_HOME environment variable is not defined correctly This environment variable is needed to run this program" Quelqu'un peut...

I upgraded MySQL to 5.6 yesterday and imported from OSM data. I verified that the spatial functions are indeed working...which is great! I'm lost where to go now, i.e how to include geodata that can be calculated on and return results. I have a mobile store-finder application written in JQuery...

Which .NET mapping components are currently available? Focus is on desktop use and fairly basic mapping of SHP files (thematics etc.), not the more advanced GIS functionality (reprojections, clipping, point-in-polygon etc). Royalty free distribution is needed. I am aware of TatukGIS, AspMap...

I have an offline geodatabase in android ArcGIS which I have downloaded through gdbAsyncTask. how do I loop into every feature in that geodatabase? for example I could have collect all the IDs from the geodatabase and then loop into each in a for loop but this is not possible...

I have a large amount of MODIS files to go through and I've already extracted, reprojected and converted to GTiff the bands that I need from each HDF file using convertModisGDAL from pymodis. Now I need to mosaic pairs of this file list. More specifically, I have this kind of files and I need...

In QGIS 2.6, creating a virtual field for a layer and adding up 2 integer fields work fine. I get the correct results and I can use that field for styling. However, when doing a Joins with 2 layers and using a virtual field to add up an integer column from each layer, the results displayed are...

What is the best way to add the QGIS Server capabilities to an existing web server running under Windows? Specifically, I have WAMPServer 2.2 installed and running on Windows Server 2012, and would now like to add the capability to serve WFS layers. On a different machine (running Windows 7) I...

They get outdoors, fire up the grill, find great sales, and watch fireworks, presenting a great opportunity for US businesses. The Fourth of July weekend is a popular weekend for families to start celebrating summer. Many families go hiking, camping, picnicking, hit the beach, grill outdoors...

المدونة الرئيسية لصفحة نظم المعلومات الجغرافية على الفيس بوك pagegis انطلقت صفحة نظم المعلومات الجغرافية يوم الخميس الموافق 30/10/2014م تزامنا مع انطلاق قناتنا على اليوتيوب حيث نقدم العديد من الشروحات في مجال نظم المعلومات الجغرافية والاستشعار عن بعد بالاضافة الى...

The answer is going to be a bit longer than Twitter would allow for, so here we go. I decided to take this to the most basic of tests. Let’s set a point at 0°,0°. I used the find XY tool in ArcGIS 10.3, then converted the graphic to a feature (shapefile). Next, I used the Layer to KML tool. It...

joeliebgot: computer unfreezes “oh are you done? you’re done having a hissyfit now? you’re ready to function like a reasonable machine?” أكثر...

sarathebrown: <blockquote>geographertom: <blockquote>nevver: City maps City maps that look like leaves! أكثر...