This tag should only be used for questions concerning the ArcGIS Platform from Esri (as a whole). Try wherever possible to use a product tag such as arcgis-desktop, arcgis-server, arcgis-mobile or arcgis-online on conjunction with a version tag such as arcgis-10.1, arcgis-10.0 or arcgis-9.3.

learn more… | top users | synonyms

0
votes
0answers
30 views

ArcGIS Server JSON to GeoJSON does not always work

I'm using GDAL 1.10.1 for reading ArcGIS Server responses with automatic conversion to GeoJSON format as described in How to convert ArcGIS Server JSON to GeoJSON? post. However, it looks like some ...
4
votes
3answers
1k views

Advice on using CityGML data and GIS

I'm looking for advice on how best to use the CityGML data-structure and GIS (preferably ArcGIS/QGIS). I've read through their website and wiki and saw a list of software here that can be used to view ...
1
vote
1answer
115 views

Modify CRS to match boundaries of shapefile

I have boundary data in WGS'84 lat/long and data in a custom generated CRS. The data in the generated CRS appears to be offset by a particular vector compared to WGS'84. I want to attempt to match the ...
3
votes
2answers
234 views

ArcGIS Desktop - Web Services Definitions

Aside from .LYR files, is there a file format (preferably open) for defining web service endpoints for Arc products? For example, if I publish a WMS feed, can I provide a downloadable resource for ...
-1
votes
1answer
94 views

Do map services go stale? [closed]

This has happened several times over: I publish a dynamic map service, and then use the JavaScript API to allow the user to select features to obtain attribute information as well as to zoom to ...
8
votes
7answers
9k views

Get boundary of raster image as polygon in ArcGIS 10

I have a rectangular raster image in ArcGIS. My question is: how can I produce a polygon which is just the extent of the raster image? That is, I want to have a polygon layer with a single ...
3
votes
3answers
483 views

How to remove empty classes from legend in Arcgis

I have a classification image with only 12 classes. I'm preparing layout using this image. when I add legend into layout page, a lot of empty classes loaded together with these 12 classes. Totally 255 ...
2
votes
3answers
452 views

How to change Map Scale programmaticaly in C# WinForm Project

I have created form with axMapControl and comboBox with values of possible scales (e.g. 1:1 000 000, 1: 500 000, etc). How can I change current map scale programmaticaly by using value from ...
6
votes
4answers
4k views

How to calculate Topographic Ruggedness Index in Arcgis?

Does anyone know how to calculate Topographic Ruggedness Index in Arcgis without access to command line arcinfo workstation? "The topographic ruggedness index (TRI) is a measurement developed by ...
2
votes
2answers
661 views

create relationship class with stand alone python script

I have created a relationship class in arc catalog using the same arguments I'm using below, however if I try and create it using the script below I get: arcgisscripting.ExecuteError: ERROR ...
3
votes
3answers
1k views

NoData values recognised in raster in ArcGIS but not following symbology rules

I have a GeoTIFF raster in ArcGIS, which can be downloaded from the following two links: http://www.rtwilson.com/downloads/MODIS_MOD04_16-06-2006_Subset.tfw ...
0
votes
0answers
23 views

Reload Table Cache with Python & ArcGIS 10.1 [duplicate]

I am trying to create a button in arcmap that reloads the table cache. Exactly, like the existing button Table Options > Reload Cache. The button is inside when you open an attribute table. I would ...
0
votes
0answers
15 views

ArcGis Server 10 - GetFeatureInfo issue

I've got an OL 2.13 client where I use a hack on GetFeatureInfo to be able to get objects within a bounding box. I can't use WFS which would be the natural choice for this scenario, which forces me to ...
10
votes
3answers
4k views

How to merge two 'incompatible' polygon layers in ArcGIS?

I have two layers of polygons with administrative boundaries. Although they come from the same data provider, they seem to have small discrepancies and do not 'fit' each other. How could I merge ...
1
vote
1answer
103 views

Scanned Transparent Map Overlay

We have a flat file of 50 Geology maps that have a transparent overlay with faults and drill holes. I have them scanned and georeferenced as TIF images and they will be used in ArcGIS 10.0, 10.1 and ...
6
votes
1answer
4k views

How to provide automatic overview map, ArcGIS 10

This is a slightly badly phrased question I know, but I'm not really sure what to call this. My supervisor recently showed me a printed out map that he had produced with a high-resolution satellite ...
0
votes
0answers
30 views

ArcPad Jscript ThisEvent.Object, autofill form with multiple pages

I have a script that I'm trying to use to autofill the controls of an ArcPad form with controls on multiple pages. The 'autofill()' function is referenced in the form's onload event and I would like ...
1
vote
2answers
449 views

Model Builder - iterate through columns in a table

This seems like it should be a no-brainer, but I am unable to find any info on how to use model builder to run a certain spatial analysis function on each column in a table. Problem: I have a table ...
4
votes
2answers
101 views

How can I query lines that meet in endpoints, and show the result in clockwise order

I have some polylines - roads. They meet in an intersection like on the picture: I want to find out which roads meets Road A - endpoint to endpoint - and i want to know the clockwise order of the ...
24
votes
4answers
1k views

How to use directional shading on boundaries for cartographic effect?

The attached screenshot of a National Geographic map shows some beautiful directional shading of boundaries. I'm trying to reproduce this sort of shading for a burn perimeter map, as I want to ...
10
votes
3answers
2k views

How to find and merge duplicate points?

I have two point shapefiles: Red and Blue. Each point shapefile has a z value which represents a radius (i.e. represented as buffers in the example). A duplicate point is defined as a point that ...
3
votes
2answers
2k views

How to create an animation from raster data?

I have some NDVI and precipitation/temperature images at the monthly time step from Jan, 2005 to Dec, 2008. I need to create animation image to show the temporal change. How can I do this. Is it ...
8
votes
3answers
7k views

Extract Raster Value into Polygon Attribute

I have Raster Data for a State which has Elevation Data in its pixels. I also have Vector layer which has the 300 divisions of State. what I need is, I want to get the average elevation value of ...
9
votes
3answers
3k views

What is the proper syntax and usage for ArcGIS “in_memory” workspace?

I am unclear how best to use the in_memory workspace in ArcGIS. The best resource I have found on the subject is from ESRI on Using in-memory workspace. Unfortunately, the help section is not very ...
2
votes
1answer
2k views

How to find nearest point for each point in current layer?

I have a point layer and want to know the distance of nearest point of current layer for each point in the layer. I found some tools in ArcToolbox about it , but they need two layers for input and ...
6
votes
3answers
14k views

How to dissolve overlapping polygons?

I have a query regarding the dissolving of polygon features in ArcGIS 9.3. I only have the bare-bones license and an extremely basic knowledge of VB. I have a large shapefile with around 4500 ...
2
votes
3answers
2k views

ArcGIS incredibly slow when opening any toolbox tool

I've got a fresh install of ArcGIS 10.0, and whenever I try and open a tool from the toolbox (for example, Project Raster) it takes literally 5 minutes to open the dialog, and then at least 30 seconds ...
8
votes
6answers
3k views

Is there an existing library for converting ArcGIS Features to Json?

Is there an existing library for converting ArcGIS IFeature types to and from Json/GeoJson?
11
votes
7answers
2k views

How to obtain overlapping semi-transparent circles effect?

I have been trying to obtain the following markers effect. How can I do the same in ArcGIS (or any free software)? This image is from a book.
6
votes
5answers
2k views

Large mosaic process failing - what are the options? software independent only focussed on result

I need to mosaic about 550Gb of tif imagery together and the software I have tried keeps failing. The area has been split into zones so that the smallest has approx 200 tiles. I have used the latest ...
8
votes
4answers
14k views

Add Google Basemap to ArcGIS

Has anyone found a way to add Google Earth imagery to ArcMap 10? Currently, to view dynamic imagery in Arc I select File > Add Data > Add Basemap > Bing Maps Aerial. I'm convinced that Google Earth ...
3
votes
4answers
871 views

Append to text file using ArcGIS and Python

I have wrote a small routine using Python for ArcGIS (9.3) that will get the count of 2 data layers, calc a percentage, and then write the text back to a text file (CSV) to create a sort of "report" ...
4
votes
2answers
309 views

focal statistics with variable radius

is there an easy way to do focal statistics on a raster, with a variable radius for the neighbourhood to be searched? As in: that search radius would be stored in another raster? i tried something ...
5
votes
3answers
939 views

How to make 3D building models from lidar data?

I have Lidar data, ground points and first returns. I have processed it and have ready tiles from which I am trying to build 3D building models. So far I was able to just extrude the buildings in ...
6
votes
5answers
3k views

Compiling Python Scripts That Use ArcGIS Geoprocessing Tools

I've been coding with Python for several months now and have developed some reasonably complex scripts for primarily geoprocessing tasks. That being said, I'm still learning a lot as I'm coming from a ...
11
votes
6answers
7k views

How do I create a convex hull in ArcGIS?

I would like to be able to create a convex hull in ArcGIS 9.x, but I can't find an appropriate tool. How does one go about creating one? I am interested in answers for all license levels, ArcView, ...
5
votes
1answer
792 views

Trouble with Hot Spot Analysis (Getis-Ord Gi*) tool in ArcGIS

I am trying to locate areas with a high rate of accidents involving bicyclists or pedestrians per car accident of any kind. I have a point file of accidents and a point file of all those with ...
0
votes
3answers
235 views

WPF Runtime Arcgis - How to open MXD?

I would like to open MXD with ArcGIS Runtime WPF. There is no example about this. Anybody has a solution ? Thank you
12
votes
3answers
5k views

Free tool to convert .lpk to .shp file

I have a .lpk file from ESRI that I would like to convert to a shapefile. How can I do this, using only free software?
2
votes
5answers
7k views

How to convert a double field to a string?

I would like to convert a column in a spreadsheet from a double to a string so I can join the data with a shp file. What is the easiest way to do it?
3
votes
1answer
1k views

How to calculate stream order for vector data without a DEM?

I have a shapefile which contains the streams that were digitized from a satellite Image. I would like to calculate the stream order for this data. The data does not exactly match the DEM that I have, ...
2
votes
2answers
792 views

How to select features in ArcGIS based on their relation to other features within same layer?

I want to select all the features in my Waterlines layer that share a line segment with other features in the same layer. I've done a complicated search cursor iteration in python that takes a couple ...
5
votes
2answers
2k views

How to clip/export multiple selected vector layers in a map to extent of another raster/vector layer in ArcGIS?

Is there a way to clip/export selected vector layers (more than one) in a map to the extent of another raster/vector layer at a time?? in Arcgis or any other software. I am using Arcgis10. I am ...
8
votes
3answers
643 views

How to get full path of layer selected in drop-down box for ArcGIS Python tool

I have a Python script-based tool in ArcGIS. One of the parameters for the tool is an input raster file, which I've set (using the properties of the tool within the toolbox) to be a Raster Layer. This ...
10
votes
3answers
632 views

Which data format typically displays fastest? (ArcMap)

My organization is working on an application running on ArcGIS Engine. Previous versions of the application used primarily Shapefiles for displaying roads, parcels, buildings, etc. Since I was taught ...
2
votes
1answer
187 views

How to pass the name of the highlighted layer (in the TOC) to a script?

A total noob here: Users here add a picture to a map using the 'add data' Their first task is to right-click the jpg in the Table of Contents, select 'properties', select 'symbology' and then ...
11
votes
3answers
844 views

Are personal geodatabases better suited for quickly querying indexed attributes than file geodatabases?

I'm preparing data for an ArcEngine application that queries the data to search for an address. Sometimes we search just on the street name field, just on the house number field, or both. When using ...
14
votes
3answers
11k views

ArcGIS 10 on Linux

Will ArcGIS 10 work properly using wine or crossweaver?
14
votes
1answer
1k views

Voronoi polygons that run out to infinity

I have been working on implementing the voronoi.py script (Bill Simon's translation of Steve Fortune's code). According to the QGIS link it is basically the same code that I am working with, but the ...
1
vote
1answer
858 views

How to convert from ITM ref to GPS ref ?

How can I convert from ITM ref (Israel new map) to GPS ref and from GPS ref to ITM ref? I need any C# sample code or formula for this. For example: 32.086156,34.769239 = 178364,665948 Or : ...