Use this tag when ArcGIS 10.1 (or any of its service packs) is the ArcGIS Platform version you are using.

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21
votes
5answers
13k views

Is ArcSDE no longer needed at ArcGIS 10.1?

Through my frustration of not finding the post-installation wizard with ArcSDE 10.1 and being unsuccessful with the command line tool to start an SDE service on our SDE databases, I found I was able ...
19
votes
1answer
1k views

How to Split a Concave Polygon Into Convex Polygons in Arcpy?

I'm looking for a tool or algorithm to detect concave polygons and split them into convex polygons. Like explained in the picture, the blue polygon is split into A and B polygons I'm using Arcpy ...
18
votes
1answer
1k views

ArcGIS 10.1 Python AddIn Using Multiprocessing crashes ArcMap?

I would like to run a multiprocessing task from a python add-in tool. My issue is that the process keeps failing. Basically crashes ArcMap. Here is my basic code: def function(startOID, endOID, ...
16
votes
6answers
659 views

What are key things to test in ArcMap 10.1, service pack 1?

I have been asked to test service pack 1 for ArcMap 10.1 before it is provided to other users at my university. Are there any key things I should do for any SP test, or should I try to look at things ...
16
votes
5answers
8k views

How to remove ESRI basemap credits?

As you can see from the attached sample map, the ESRI basemap credits are overpowering and reduce the cartographic design of the entire map. These credits appear to be new to 10.1 and essentially ...
15
votes
2answers
1k views

Arcpy Parallel Processing Environment

I recently discovered the Parallel Processing environment setting in ArcGIS (this must be new to 10.1), however, there is no mention as to what tools are designed to utilize this environment setting. ...
15
votes
1answer
2k views

How to represent overlapping lines in ArcGIS for Desktop? [duplicate]

I have lots of lines (in one feature class) which share the same location but I want to represent them as lines that are next to each other because they have different properties (different OWNERS). ...
14
votes
2answers
2k views

Creating Thiessen (Voronoi) polygons using lines (rather than points) as the input features?

I have a set of line features inside a particular polygonal boundary. For each line, I'd like to generate a polygon inside which every possible point is closer to the given line than to any other line ...
13
votes
1answer
3k views

Fastest way to count the number of features in a feature class?

With the introduction of the Data Access module in arcpy (30x faster search cursors), I want to know if counting features matching sql criteria is faster than the traditional MakeTableView + GetCount ...
13
votes
2answers
295 views

File organization for sharing ArcGIS python code

What is the best organizational structure for sharing ArcGIS python code and geoprocessing tools? Or even, are sharing code and sharing tools separate questions? Esri has a Methods for distributing ...
12
votes
1answer
1k views

How to increase the display performance of Bing basemaps in ArcMap?

I'd like to know if there are ways (within ArcGIS itself) to increase the display performance of basemaps within ArcMap. The internet connection was recently upgraded, so it is much faster than ...
12
votes
2answers
2k views

SP1 for ArcGIS 10.1 has extension for 64-bit Python for background geoprocessing — implications for other Python use

If the 64-bit Background Geoprocessing for ArcGIS Desktop 10.1sp1 is installed how does that affect Python configuration for general use? Esri has released SP1 for the ArcGIS 10.1 product, and for ...
11
votes
2answers
697 views

Why learn/use Python Toolboxes over Python Script Tools?

I've written a few Python Toolboxes (which are new at ArcGIS 10.1), but am yet to decide whether/when I should write them rather than Python Script Tools in a standard toolbox. I thought the Online ...
11
votes
1answer
3k views

Minimum number of samples for kriging interpolation

I get some data with number of specimens with a request to interpolate it using kriging method. After some investigation it appeared that kriging results (performed in ArcGIS Geostatistical Analyst ...
11
votes
4answers
1k views

Best method to re-compile a Python Addin after editing script?

I have been developing a few python addins and I'm just wondering what is the best way to re-compile the addin anytime I edit the script. Currently, if I make an edit to the script, it seems like I ...
11
votes
2answers
2k views

ArcGIS Length and Area Calculation Scenarios

Trying to get a handle on how length and area are calculated in different scenarios in ArcGIS. I don't know why I can't find a answer on the feature class fields, but I can't find a precise answer, ...
10
votes
2answers
605 views

How to link dataframes in ArcGIS or QGIS?

The below image shows a layout in ArcGIS 10.1 with four dataframes. Each dataframe is of the same geographic area, although they are different images. For example, the top left image is a 1989 DOQ, ...
10
votes
4answers
3k views

ArcGIS 10.1 Lightweight Runtime

Does anyone know where I can find more information about the new Lightweight Runtime that will be included with ArcGIS 10.1? This was discussed at the recent DevSummit and ESRI Federal User ...
10
votes
2answers
5k views

How to export only certain columns to a CSV file in ArcGIS?

I've written a python script using arcpy which outputs a polygon feature class into a File Geodatabase. I have added a function to export the attributes to a separate CSV file. I am using the code ...
10
votes
1answer
2k views

How to find differences between shapefiles?

Every month I have to QA/QC some streets data for an entire county (over 47,000 records). The first step is to compare the two files. Currently, I'm using a tool that was created in house via VBA ...
9
votes
8answers
3k views

Any tool to monitor ArcGIS Server Usage

I am using ArcGIS Server 10.1 on AMI instance. I have around 10/12 simple map services (Used query layer in all services) I want to check performance/time/statistics of map services in ArcGIS ...
9
votes
3answers
5k views

Programmatic authentication to ArcGIS Server secured layers via RESTful API

I have an ArcGIS 10.1 Server instance exposing secured mapservices on the Internet. My need is to code down a client application (which I am currently building using the 3.3 version of the ArcGIS ...
9
votes
1answer
2k views

How to add a custom north arrow to ArcMap?

I created a custom north arrow in Inkscape, now I cannot seem to add it to ArGIS 10.1. I would ideally like for it to be displayed in the north arrow selector window (See attached image). How can I ...
9
votes
2answers
1k views

How to enable SEXTANTE toolbar in ArcGIS 10.1

I have just upgraded to ArcGIS 10.1 from version 10.0. I am trying to add the SEXTANTE tools to ArcToolbox. I have followed all the instructions from the SEXTANTE website. I have also tried the ...
9
votes
2answers
3k views

Is ArcGIS 10.1 Desktop compatible with 10.0 Server?

Since upgrading my "ArcGIS for Desktop" (Windows 7) client to 10.1, I'm having the hardest time trying to figure out how to publish a Map Service on my (CentOS) 10.0 Server. Back on 10.0 Desktop, I ...
9
votes
1answer
1k views

Importing GDAL from Python window of ArcGIS for Desktop?

I am trying to run some Python code using the Python window in ArcGIS 10.1 that uses both the arcpy and gdal modules. However, when I try and import the gdal module I get an error: ImportError: No ...
9
votes
0answers
108 views

Iterating a model to create 3 buffers around three points and find their intersection (trilateration) in arcgis 10 [duplicate]

This past summer I recorded the location of a large number of plants I was working with by calculating the distance from each plant to each of 3 tripods for which I have GPS coordinates. I'm trying to ...
8
votes
3answers
439 views

Is there a way to tell the geodatabase version using Python?

I want to find out if either a file or personal geodatabase is 9.3, 10.0, 10.1, etc Is there a way to do this using Python?
8
votes
2answers
1k views

To Use or Not to Use Relationship Classes?

I am building a government database from a massive amount of data. Now I am following the standard approach of the ESRI Local Government Data Model, but modified to fits the needs and wants of a ...
8
votes
1answer
563 views

Fastest methods for modifying attribute tables with Python?

A while ago, I wrote a quick Python function for converting an attribute table to a python dictionary, where the key is taken from a user-specified unique ID field (typically the OID field). ...
8
votes
4answers
692 views

How to split single address field into 4 fields (House No., Direction, Name, Suffix)

I have to do some massaging of our parcel data to make it usable by a program in sheriff helicopters. The program requires one of the following address formats within the fields: Our addresses are ...
8
votes
2answers
831 views

DEM Elevation Units

I'm fairly new to the GIS world, and have a quick question. I'm currently using 10.1. I do not know much about rasters, so does transforming a DEM from one projection to another automatically convert ...
8
votes
3answers
580 views

How to mirror two geodatabases on the fly?

I'm new to arcgis and its applications. We have the full suite of arcgis solutions (arcgis server, desktop, arcgis sde) We have a requirement... geodatabase (A & B) A & B reside on 2 ...
8
votes
2answers
2k views

ArcGIS 10.1 edit PostgreSQL layer

I've been working with QuantumGIS/PostgreSQL/postGIS for a while now, without problems. But now I have to change QuantumGIS for ArcGIS 10.1. I'm having trouble adding a layer from PostgreSQL and ...
8
votes
1answer
461 views

How to integrate eclipse (PyDev) with Python Add-In development (ArcGIS 10.1)?

In ArcGIS 10.1, Python Add-Ins make various buttons, toolbars, extensions, etc, available to those already familiar with Python and OO in general. I am in the process of developing a Python Add-In and ...
8
votes
2answers
280 views

ArcGIS 10: Create an event linear layer from a point layer based on directionality

I have a point layer that reflects the speed limits and a line layer of the roads. The location of the speed sign indicates in which direction the speed limit applies. How can I make linear event ...
8
votes
2answers
1k views

Is there workaround for very slow ArcSDE 10.1 data display

I'm suffering from very slow viewing data of and ArcSDE database from an Arcgis engine application, the SDE database is in localhost so there's no network issues. but i still don't know the reasons ...
8
votes
3answers
496 views

New to ArcGIS and want to compute distance between two points “as the fish swims”

We have a layer named Hydrography which is the water area for a given assignment. I have a station point and a target point. I need to compute the distance between those two points but inside of the ...
8
votes
2answers
3k views

Displaying transparent overlapping polygons in ArcGIS for Desktop?

I'm trying to draw home range maps in ArcGIS 10.1 and am having difficulty displaying them as I would like. The home ranges are in the form of polygons and many of them overlap. I'm trying to get a ...
8
votes
2answers
513 views

Python script to read CAD data to find polygon extents

I have Civil 3D 2012 with ArcGIS for AutoCAD 300. I want to read the extents of a polygon in the drawing. Feature Class in A4A300 = Boundaries, the CAD layer is PROP-BNDY, there is only one polygon on ...
8
votes
2answers
177 views

Run ArcGIS 10.1 application on 10.2

I support a .NET application that has been compiled on a PC with ArcGIS 10.1 installed. The application comprises a user interface and an ArcGIS desktop extension, plus an installer assembly that is ...
8
votes
5answers
458 views

How to set ArcGIS for Desktop license to lower level for testing whether Python script still runs?

I have a Python script that will need to be given to a client. We are currently evaluating what license level the client will need in order to run the script for their software acquisition purposes. ...
8
votes
1answer
1k views

How can you tell if ArcCatalog Geoprocessing is still running?

Is there some other way other than the logs to check that ongoing geoprocessing is working correctly? I am running the Buffer tool with dissolve type ALL on ArcCatalog 10.1. I was expecting the the ...
7
votes
2answers
1k views

How to access Esri ArcPy modules from Enthought Canopy?

I have ArcGIS 10.1 running on my windows system and I have also installed the new 32-bit Canopy Express Enthought Python Distribution. Is it possible to load and use the Esri ArcPy modules from ...
7
votes
1answer
4k views

How to perform If Statement in Field Calculator of ArcGIS for Desktop?

I have a shapefile containing two numeric fields ("Dist_1" and "Dist_2"). I want a Field Calculation that will populate an additional field ("Result") with one of three answers: First if Dist_1 is ...
7
votes
3answers
451 views

can arcpy detect whether it's running in Desktop or Server?

I'm developing some code that I want to run both as an ArcGIS Server web service and as a standalone script. I want to be able to modify the execution slightly depending on whether it's running as an ...
7
votes
1answer
6k views

How to determine the date of the Bing imagery for an area?

Is it possible to determine how current the Bing imagery for a certain area is? I've checked the community blog and searched through the monthly updates, but I could not find my study area. I found ...
7
votes
3answers
489 views

How to get the subbasin area of each specified river segment?

I have a DEM file of one district, and I have used those following tools in spatial analyst tools in ArcGIS 10.1 to get files related to the original DEM file: Fill Flow direction Flow accumulation ...
7
votes
1answer
3k views

How to increase maximum memory usage cap for running Arc 10.1?

Not sure if this is strictly GIS related or perhaps belongs on StackOverflow...it is regarding ESRI ArcGIS 10.1, so I'm sticking it here. I'm looking for options to increase processing capacity, and ...
7
votes
1answer
274 views

Do ModelBuilder or Geoprocessing tasks run slower if screen locked?

Is it true if you are running ModelBuilder or a geoprocessing task on a large raster\vector dataset then locking the computer would that cause the ModelBuilder or any geoprocessing to run slower? Is ...