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Fantasy: As I’m reviewing the new aerials, in walks the Village Administrator Village Admin: … And what’s the purple line? Me: The fault line. VA: … Me: It’s why your water towers are leaning in two different directions. VA: أكثر...

I have shapefile named `band-tailed_pigeon.shp which is fine and no problem on displaying or geoprocessing on Desktop but in Arcpy whrn I try to merge some layes to it I am getting this error I tried to do the proccess with a simple name like sample.shp which it works but I HAVE TO keep...

I have a series of separate rasters which represent the cloud cover over the same area but in different months. Each raster has 2 values: nan for "no cloud" and 255 for "cloud". What i want to do is to create a single mask, where each pixel has a value of nan if ALL the separate rasters have nan...

I have a number sequential GPS locations from marked animals - usually 4 to 5 locations per day for 1.5 years - and am trying to delineate seasons based on elevation and distance. From low elevations in winter, animals generally move to higher elevations in summer. The seasonal movements...

I have createc a select control and a StyleMap that includes default marker and select marker. var mystyle = new OpenLayers.StyleMap({ "default": new OpenLayers.Style("null", { "rules": [ new OpenLayers.Rule({...

I was using the Make Query Table tool in ArcGIS. Once the tool finishes running, the result (a table whose name I specify) is automatically added to the Table of Contents and I can view the data contained within. The source info shows that it's supposed to be stored inside of the geodatabase...

I'm working with OpenLayer 3.1.1, starting from this example: http://openlayers.org/en/v3.1.1/examples/vector-layer.html?q=hover I would like show information on mouse hover and select multiple feature on click. Going to add the second feature to the selection it becomes darker because selected...

I have a map with a LabelLayer. The label layer is shown and hidden with a checkbox on the page and I have some css classes that I need to dynamically add to the labels based on some criteria. This all works fine, until I zoom my map. When I zoom, but labels are removed and new labels are added...

Referencing this question, Add a new group layer with python ArcGIS 10, I'm trying to use python to add a empty group within a group layer. So far I'm able to add a empty group within the map document, however I'm getting an error when trying to add another empty group within the existing group...

يمكن بصفه عامة ان نلخص اهمية نظم المعلومات الجغرافية وما يمكن ان تقدمه لنا في عدة نقاط اساسية هي ما يلي: - سهولة العمل وتوفير الوقت. - الدقة والسرعة. - امكانية التحديث والاضافة والحذف والتجديد. - الموضوعية والحيدة التامة والوضوح الكامل. - امكانية التحليل والقياس من الخرائط واجراء...

A rails application is configured to run with postgis. Database.yml is configured as follows: development: adapter: postgis database: app_development username: simpleton schema_search_path: public, postgisfor the schema search path, the attempt is to ensure that postgis is not installed...

I wanted to implement a search method for address in an app that uses esri. I am currently using the same code from this esri tutorial, however, when I run the code, locator.find(findParams)appears to always throw a null exception. Thanks أكثر...

I would like to layer a polygon with 30% opacity using different colors over openstreet maps or google maps like so: How might I go about doing that? أكثر...

I am having issues when editing an sde feature class from certain users. The way my database is set up is that the authentication roles are updating constantly by comparing the current authentication roles with an LDAP server. Everything seems to be working fine except for people with user...

I'm using the world shape file that can be found at https://trac.openstreetmap.org/browser/applications/editors/merkaartor-branches/merkaartor-0.14-fixes/share/world_shp/world_adm0.shp?rev=17052. import pysal as psimport ogr, osrimport shapely.geometryfrom mpl_toolkits.basemap import...

I am able to successfully run ogr2ogr to add S57 data to PostgresDB. The version I use is GDAL 1.7.0b2, FWTools 2.4.7 and release date 2010/01/19 I upgraded my version to GDAL 1.9.1 and release date 2012/05/16. When I run ogr2ogr on the same files, I get an error as follows ERROR 1: Layer dsid...

A quick overview of the Google Geospatial Summit. Featuring Google Geo leaders and customers, the summits covered the latest cutting edge examples of Enterprise’s Google Earth Pro and Maps API. أكثر...

How to research, collaborate, educate and optimize institutional workflows with the help of mapping technology? Interdisciplinarity is a common word in the world of contemporary education. At the institutional level, it highlights one of the most important facets of increased flow of...

situation:have a geodatabase containing an obj class (main table) which has subtypes and these contain domains.need to way (e.g. script) to get those subtypes & domains in a "readable" table.any help? أكثر...

CartoDB allows the user to change the legend values for the left label and the right label. However, I would like to add values to the three middle color values. Is there a way to do use within the the CSS or SQL options in CartoDB? Alternatively, CartoDB allows the user to select 3, 5 or 7...