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I've followed the Esri Leaflet sample code found here: http://esri.github.io/esri-leaflet/api-reference/tasks/query.html //Querying features near a latlngvar latlng = L.latLng(45.51, -122.70);var query = L.esri.Tasks.query({...

I'm trying to use Web AppBuilder in ArcGIS Online to create web application. I can start the Web AppBuilder and everything looks fine. But when I try to add data to the application from my ArcGIS Server or from my existing webmap on ArcGIS Online, I can't see any data. It looks like the Web...

I'm trying to import some polygon shapefiles to Postgis in QGIS via SPIT. One of them can't be imported and returns this error: ERROR: Geometry type (Polygon) does not match column type (MultiPolygon)I've tried to change attribute "Feature Class" in that table in SPIT widnow, from MULTIPOLYGON...

A quick demonstration of QGIS QuickFinder Tool. أكثر...

Summary: U.S. Geological Survey real-time monitoring captured flash flooding in southwest Utah that occurred as a result of intense thunderstorms with rainfall rates estimated as high as three inches per hour Contact Information: Jennifer LaVista ( Phone...

A lot of environmental issues are regularly addressed and solved by environmental consultants. Their scope of influence spreads within the range of environmental management, assessment, dealing with environmental crisis and strategic planning for both governments and commercial clients. Air...

Working with ArcGIS 10.2... I'm looking at geological data and have 4 separate polygon shapefiles. They all fall ontop of one another like a stack. I need to create a single dataset from the four separate shapefiles that only has the visual geology from the display order. I do not need to...

I'm trying to use the feature search in ArcGIS Online, but until now without any luck. I have followed this instructions: https://doc.arcgis.com/en/arcgis-online/create-maps/configure-feature-search.htm, but when I reach the bullet number 6, I can, not find this option (Expand the Find...

I'm a non-coder using Cartodb. I've uploaded a dataset that has longitudinal and latitudinal coordinates, and overlayed that with a map with neighborhood boundaries. Is there a way to easily compare (or sort) these two layers? I want to be able to quickly find out which locations reside...

ا*لسلااام عليكم أحبة الجغرافيا . . . أرجو مساعدتي في حل هذا الأسايمنت,واجهتني صعوبة في حله..:SnipeR (58): * مرفق 3862... أكثر...

PS C:\> taskkill /F /IM python.exe SUCCESS: The process "python.exe" with PID 14896 has been terminated. PS C:\> python Python 2.7.8 (default, Jun 30 2014, 16:08:48) [MSC v.1500 64 bit (AMD64)] on win32 Type "help", "copyright", "credits" or "license" for more information. >>> import arcserver...

I am looking for free U.S. state-wide and/or county-wide shapefiles that include geographic locations for places of worship. Examples include churches, temples, synagogues, and mosques. In other words, I am looking for POI (points of interest) data, nothing more. The attribute table fields...

Useful GIS allows data entry and can be accessed from anywhere in real time. أكثر...

When wildfires start, firefighters get their updates in real-time from Esri partner FireWhat Inc. أكثر...

The National Creek Complex fire has burned a record-breaking amount of forest near Crater Lake. أكثر...

Instead of adding an entire new column in my attributes table, is there a way I can edit the properties of an existing (unnecessary) column and change the type from integer to text? Not really a huge deal, but I'm curious if this is possible. أكثر...

Layering with z-index work so far - but is there any working way to have another layer with circles or other elements ontop of a layer with a heat-map? The heat-map seems to be always on top - except for single markers. Thanks very much for any help! أكثر...

I'm working with an 21x26" layout that contains ~ 20 callout graphics. Due to time constraints, I am unable to setup a custom label expression based on attributes and have to work with what I have. Is there any way to improve ArcMap drawing performance OR force ArcMap not to redraw all...

I am using ArcGIS 10.2 desktop on an SDE/versioned environment. We use the ESRI local government information model, except that we do not use parcel fabric. I am responsible for maintaining several feature classes such as city limits, fire districts, emergency districts, etc. Most of these...

I created a tile server with mapnik 2.2 and mod_tile latest version from github,it worked fine. I tried to do the same with mapnik 3 (from github) and i failed from various reasons,There are some discussions on this issues in gitub but they are from 2014 and no final answer was given. Is it...