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I'm currently doing a project on finding blocked roads in a road network layer. I've figured that I can use the topology checker with the rule 'must not have dangles' and find them this way. But I can't figure a way to export this to a layer or any other file format I can use for further...

Determine Line of Sight: 3D Analysis of Surfaces and Features Using ArcGIS 10. أكثر...

All I have is a DEM of the county I want to create a flood plain model. I would like to be able to increase the base water level to coincide with a sea level trend I have. أكثر...

In ArcGIS there is a tool called Resolve Building Conflicts and I'd like to achieve the same using only open source tools (QGIS, GDAL etc), preferably on Mac OS instead. Any ideas? أكثر...

Summary: The United States is completely reliant on imports of tantalum, which is a commonly used element in electronics, to meet its domestic consumption for economic and national security needs Contact Information: Steven M. Fortier ( Phone...

Im using ArcGIS 10.2. I had an issue that I think I found an answer to here while georeferencing an aerial photo. My issue is that whenever I go to rectify the georeference points, the program stops responding. I've made sure I'm saving the .tiff file to where the original image is located so...

I'm currently set up as follows: A large wetlands polygon dataset is stored in an arcgis.com account as a feature service (~395,000 polygons). I'm using the Esri-leaflet javascript library in conjunction with leaflet to dynamically load polygons into my map by querying using the map bounds and...

I have this picture of isolines/contour lines, and I don't know how to do it manually, also I can't find any decent tutorials.. Are there any software on which I can put these points and it automatically would draw all the isolines ? Contour interval in this map is 2 meters. أكثر...

I have over 60 shapefiles, all in their own folders. I'm looking to add a field titled "Name" and then populate it with the name of the shapefile. I want to be able to do this so that I can then merge the files together while retaining a unique identifier for each. I can do this by hand of...

By Mathy Stanislaus After returning from our first Food Recovery Summit in Charleston, South Carolina where we announced the 2015 Food Recovery Challenge winners, I found myself thinking about food, and not just the wonderful Charleston restaurants. In 2013, an estimated 35 million tons of food...

GISCafe Editorial Calendar 2016* * January: Editorial topics: Trends and Predictions for 2016 Collaboration platforms and the Cloud February: 2/24-226 Esri Federal GIS Conference, Washington DC Editorial topics: Esri Federal coverage Exhibit Hall Highlights March: Editorial topics: Subscription...

Le FOSS4G-fr est la rencontre francophone des développeurs et utilisateurs de logiciels libres dédiés à la géomatique, organisée par le chapitre francophone de l'OSGeo [Open Source Geospatial Foundation]. Nous vous invitons pour l'édition 2016 du mercredi 11 au jeudi 12 mai 2016 à l' أكثر...

When visualizing continuous data such as temperature and salinity in ArcGIS.com, sometimes you may want to configure a few rendering templates with specific color ramps or breaks. While you can achieve the goal by way of the Stretch function, Remap function, Attribute Table function, Color map...

The impact of CYGNSS data in tropical cyclone models can be evaluated long before the satellites ever leave the ground... with the help of an OSSE. أكثر...

How to automatically merge polygons sharing a common boundary, keeping all attributes from class "A" features? Interactively I would do this in an edit session by: selecting all objects of Name "One", Editor toolbar >> Merge, choose Class "A" to be the parent/master feature. Repeat for...

I have Erdas Imagine 11 and Google Earth installed, however the Erdas interface does not show the Google Earth ribbon tab. I've tried re-installing both software packages, but the toolbox does not show up. أكثر...

I have ArcGIS 10.0And installed pythonwin 2.6.5 When wrote a script in Python Shell - it works just fineBut in pythonwin - i get import arcpy error as below >>> import arcpyTraceback (most recent call last): File "", line 1, in ImportError: No module named arcpy أكثر...

I wrote the following script, which runs fine from the QGIS python console (it loads two shapefiles, intersects them, and then finds the areas of the new regions): import qgis.utilsimport qgis.corefrom qgis.analysis import *from PyQt4.QtCore import QVariantimport osprint(os.getcwd())layer1 =...

I have an Oracle Spatial 11g geodatabase connected to GeoServer 2.8 through Oracle plugin. Some feature classes have field names with "%" (percent) characters, e.g. "NAME%EN" or "AREA%KM2" (without quotes).The layer shows up correctly and all its attributes are passed with GetFeatureInfo...

اليوم الدراسي التحسيسي الذي نظمته رئاسة شعبة الجغرافيا بمناسبة عقد الدورة الحادية و العشرون لمؤتمر أطراف اتفاقية إطار الأمم المتحدة حول التغيرات المناخية بباريس ( (COP 21وذلك يوم الأربعاء 9 دجنبر 2015 بكلية الآداب و العلوم الإنسانية بالقنيطرة فرجة ممتعة أكثر...