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I am working with PostgreSQL to import a table from a .shp file and my task is to populate another table (same attributes as this .shp table) with the data of the table of the .shp file table that i just created. أكثر...

GIS in a Technology-Driven Future: Why GIS is important in education. A presentation given to a GIS conference. How can universities and students prepare for the future? How can GIS play a key role in a student’s career path? أكثر...

I'm trying to write a standalone script in qgis 2.10 in ubuntuI have written a script which crashes when I run from bash but works fine from inside the qgis desktop environment. The script is: #!/usr/bin/python2.7from qgis.core import *# supply path to where is your qgis...

I prefer to use excel to make legends as I find it quicker than using ArcMap. Occasionally in some projects when I copy these in they appear fine in ArcMap, but some aspects don't export. ArcMap layout view: PDF export: أكثر...

I have a set of lat and long coordinates whihc i have uploaded to be a table in mapinfo (the latest one) as you can tell i'm not much of a GIS wizz. I can't seemingly plot these coordinates in London they always plot in the sea somewhere below the ivory coast - this means my longitude is correct...

I am upgrading my application from 10.2.3 to 10.2.5 In 10.2.3 you could add mouse events of MouseLeftButtonDown, MouseMove, MouseLeftButtonUp and MouseRightButtonUp on ESRI.ArcGIS.Client.Graphic(10.2.3) but how can I add same events on Esri.ArcGISRuntime.Layers.Graphic (10.2.5)? أكثر...

السلام عليكم ورحمة الله وبركاته اناطالبة وكنت اريد الجواب على هذا السؤال لوسمحتوا قسم خط طوله 5سم الى مائة قسم متساى بطريقة المقياس الشبكى أكثر...

Is it possible to input range values (e.g. 0-2,2-4, 4.5-5) in arcgis database as a integer or float so that it can be queryable. In database column it take input range values as a "text" which is not queryable because I want to query on the basis of "integer" or "float" not as a "text" ...

Here are thousands of pictures in JPG or TIF fromat with world file such as jgw and tfw. Inside each file, projection information for each pictures were contained. One example of the content for a typical TFW file is showed in below: 0.176050.000000.00000-0.17605-57782.10446-18285.74039So, how...

I have seen similar questions but no clear answer and I am afraid that this can't be done in ModelBuilder alone. Is there a way to truncate the extension off the %name% variable? I am working with .tif and .asc files that I use to resample and do zonal statistics but since they have file...

I have heard that I can use a vrt file to merge mulitple geotiffs into one? what is the syntax? gdal_tranlsate -of VRT file1.tif file2.tif file2.tif Something like this? أكثر...

DHA/MOH/HAAD Licensed Neurologists have to treat patient that are facing problems in their brain, central nervous system or the spinal column They make use of C.T and M.R.I scans to diagnose what is afflicting the patient They mainly treat the patient through medication, but in case the...

DHA/MOH/HAAD Licensed Neurologists have to treat patient that are facing problems in their brain, central nervous system or the spinal column They make use of C.T and M.R.I scans to diagnose what is afflicting the patient They mainly treat the patient through medication, but in case the...

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i try to make a polyline but with a specific coordinates points how can i do that أكثر...

I try to reproject a layer in PosGIS using statement: UPDATE SET geom=ST_Transform(geom, 3857); leading to error message: ERROR: transform: couldn't project point (574415 6.22508e+006 0): latitude or longitude exceeded limits (-14)SQL state: XX000 I thought the first number in the error...

I am using python 2.7 and have gdal installed. I want to read an entire .jpg image at once and so I used statement import gdalfrom gdalconst import *driver = gdal.GetDriverByName('JPEG')driver.Register()dataset = gdal.Open('1.jpg', GA_ReadOnly)cols = dataset.RasterXSizerows =...

On Monday, in honour of Google Earth’s 10 year anniversary, Google added a new collection of layers known as Voyager. We have already looked at the ‘Satellite imagery updates’ layer and the ‘Earth View landscapes’ layer. Today we are looking at the ‘Street View highlights’ layer. The ‘Street...

i downloaded the new (dutch hight data) AHN files, and was trying to perform a viewshed analysis at some point near UTRECHT. The plugin (gdal plugin) works ok, i tried it before with a dem map. But when i use the AHN file it shows not the correct visibillity area. so my question is Does...

I have a simple feature layer. The points will show up if I put the URL in a DynamicMapServiceLayer, but I need to use maptips, so that will not work. Below is my relevant XAML...