Use this tag when ArcGIS 10.1 is the version you are using from the ArcGIS platform.

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4
votes
2answers
928 views

Assign point IDs to respective start and end attributes of a polyline

I have two shapefiles, Point and Polyline. I'm trying to populate my polyline layer with the point data ID (systemID) where the lines start to where they end; eg. create two columns (from and to). The ...
6
votes
1answer
1k views

Adding Table to Layout View using ArcPy?

I am using ArcGIS 10.1 and I have a non-spatial table and some layers in a Data Frame. When I switch to Layout View I want to be able to show the map in a data frame element and the table in another ...
18
votes
2answers
4k views

How to make a separate Python installation that can call ArcGIS' arcpy?

I see a lot of threads asking how you can create a separate Python installation (e.g. the Anaconda or Python XY distribution) that can use arcpy, while not 'breaking' the original ArcGIS python ...
6
votes
1answer
708 views

Symbolizing using RGB values from Excel in ArcGIS for Desktop?

I have an excel file with 2 attribute columns, 1-feature info 2-Number of color (RGB) that the current feature should be symbolize. This file file can be joined with the layer using the "feature info" ...
24
votes
5answers
19k 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 ...
12
votes
4answers
13k views

Creating point file along line (trail) at regular distances (0.20 miles) using ArcGIS Desktop?

I'm using ArcGIS 10.1. I have a trail network that I'm trying to establish signs along the trails every 0.20 miles. Is there a way to create the point file from the line feature?
7
votes
3answers
10k views

Remove lock on feature class

When i try to delete a feature class , after or during the use of an Arcgis engine app which uses the same feature class i got an error concerning the lock , so i can't get ride of this lock until i ...
10
votes
4answers
10k views

How to Partition Line into Segments using ArcGIS for Desktop?

I have a shapefile of U.S. states. I extracted the boundary between two states, resulting in a line segment. For example, the boundary between Georgia and North Carolina. Is there a way to further ...
8
votes
1answer
4k views

How to add feature class to MXD with ArcPy (Python)? [duplicate]

I am using ArcGIS 10.1 and I am trying to add a feature class that I create to an MXD, so that I can join to it. This all needs to be done using Python. Is this possible?
7
votes
3answers
4k views

How to replace non-English characters in attribute tables using Python?

I have a few shapefiles where some of the attributes contain the non-English characters ÅÄÖ. Since some queries doesn't work with these characters (specifically ChangeDetector), I tried to change them ...
7
votes
1answer
4k views

How to change/add keyboard shortcuts in Arcmap?

How can I change or add keyboard shortcuts in Arcmap? I have tried Customize --> Customize mode --> Commands --> Keyboard. However, this does not seem to actually work. I can add shortcuts and link ...
6
votes
1answer
8k views

How to Convert labels to DWG Cad file?

I have a new task where the client is asking for a .dwg file of layer labels. My first thought would be to create an annotation of the labels and then try and use the Export to CAD tool in ArcMap. ...
3
votes
2answers
2k views

Debugging RuntimeError: workspace already in transaction mode from arcpy.da.UpdateCursor and ArcSDE feature classes?

I am making my first attempt at editing an ArcSDE feature class with python through a da.UpdateCursor. I'm essentially taking code I've written for a file geodatabase feature class and applying it to ...
6
votes
1answer
1k views

Creating Multi-Part Polygons that touch internally using ArcGIS for Desktop?

I have a set of parcels as illustrated in the image below. There are currently no multi-part features in dataset. What I would like to do is to merge (not the right word) all of the parcels with same ...
3
votes
2answers
685 views

How to set up a 3D plane in ArcGIS?

I need to model a fault plane below the earth's surface and find distances from different points on the surface of the earth. I know the dimensions of the plane and its orientation but I can do that ...
1
vote
2answers
1k views

How do you get all the results from a Selection made by Attribute or Location using ArcPy?

Using arcpy I'm trying to get the results of a selection, or what is currently selected as a list. Basically I'm attempting to build an addin which on click will either perform an operation where I ...
1
vote
1answer
151 views

organizing attribute table: multiple sets of variables per point

I would like to have hints on the best way to organize my dataset (I am working with ArcGIS 10.1, advanced license). I would like to build a points layer, each point being a weather station in the ...
0
votes
2answers
558 views

Summarizing data using ArcGIS for Desktop?

I am relatively new to GIS and am facing some difficulties trying to summarize/pool data together. I've attached the file to make it easier. FID_pc11_1 (Refers to postcode identifier) and count refers ...
18
votes
3answers
2k 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
2answers
4k 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 ...
7
votes
6answers
6k views

Manually classifying graduated data outside of range in ArcGIS for Desktop?

I have two shapefiles representing grids with values that are symbolized with graduated colors, shown below: You can see that the two shapefiles encompass similar ranges of data, but assign ...
6
votes
1answer
948 views

Labeling one to many relationship class using ArcGIS for Desktop?

I’ve created a feature class with a one to many relationships to a table. One point many classes. However I want to label the point with the classes attributes. Esri wrote VB solution but it's ...
5
votes
2answers
5k views

How to standardize raster output from 0 to 100 using raster algebra?

I am working on generating an integrated moisture index based on the following equation: IMI = (hill shade * 0.5) + (curvature * 0.15) + (flow accumulation * 0.35) Iverson et al. 1997 Another ...
8
votes
3answers
1k 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 ...
3
votes
1answer
473 views

Performing Point Distance analysis using Basic level license of ArcGIS for Desktop?

I am using ArcView Version 10.1 and I need to perform a point distance analysis like: What is the distance from A to B-Z, B to A-Z, C to A-Z, etc? What are the steps that I take to do this?
3
votes
1answer
2k views

Exporting Graphic with transparency in layout to PDF using ArcGIS for Desktop?

I'm using ArcGIS 10.1 for Desktop. I am trying to export a pretty simple map to PDF and finding the results are not what I expect. I have inserted two graphics on top in Layout. One is just a ...
2
votes
1answer
9k views

Writing conditional (if/then) statements into Field Calculator of ArcGIS for Desktop using Python parser?

I have gotten stuck on another seemingly simple arcgis field calculator python expression. I obtained a great answer to a another similar question a few years ago: Python Field Calculator ArcGIS 10 ...
6
votes
3answers
3k views

Easily calculate “roundness/compactness” of a polygon

I am trying to find ways to quantitatively describe the shapes of various polygons. For my project, these polygons represent lakes, rivers, lagoons, and parks. So they can be almost any shape. One ...
5
votes
1answer
6k views

Invalid Topology [Topoengine error] ArcGIS 10.1

I'm trying to run the Identity function on two large data sets but it fails every time. I don't think it is a lack of hardware as I can run other processes on the same data sets. I've already ...
4
votes
4answers
3k views

Clip raster using shapefile into multiple rasters using ArcGIS Desktop?

I have a raster file representing a large area and a shapefile of 30 polygons representing watersheds. I would like to clip the raster with the shapefile to create 30 rasters representing each ...
2
votes
3answers
1k views

How to Iterate through Bands of Raster using ArcGIS 10.1 ModelBuilder?

I have a large number of rasters with 3 bands (R,G,B). What I want to do is add all 3 bands of each raster together to end up with a single band image with the summed R,G,B values in each pixel but ...
3
votes
1answer
623 views

Saving a ArcMap layers RGB values into the attribute table

I am wanting to take a symbolized layer in an mxd, and save it's symbol color (like a polygon fill) into its attribute table as an RGB value. My goal is to use this value in MapInfo to symbolize it's ...
3
votes
1answer
287 views

Automatically panning the map in ArcGIS when using the Time slider

I have a point dataset with time-stamps at 1 minute intervals showing a driving route. I have enabled the Time properties of the layer and I am able to use the Time slider to see the points move ...
3
votes
2answers
2k views

Creating empty group layer within existing group layer using arcpy.mapping?

Referencing this question, Adding new group layer with ArcPy?, 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, ...
2
votes
5answers
4k views

Error running ArcHydro tools function in Arcmap

I am trying to run a function from ArcHydro tools in Arcmap 10.1; Sink evaluation. But before it can finish it returns an error message, that, frankly, I don't understand at all. It goes ...
0
votes
3answers
623 views

Deleting polygon defined area from raster layer in ArcGIS for Desktop?

Which tool do I use in ArcGIS 10.1 for Desktop to exclude areas covered by vector polygon layers from a raster layer? I want to keep portions of the raster layers that exclude the portions covered ...
-1
votes
2answers
2k views

Agent Analyst tool interface will not open on ArcGIS 10.1

I am having the same sort of problem as others seem to have had (for me specifically the agent analyst tool interface won't open). I have ArcGIS 10.1 sp1 installed on my computer. I have followed ...
8
votes
4answers
6k views

Connecting to ArcGIS Desktop PostgreSQL database (running locally)

I know this is a total noob question but then again, when it comes to PostgreSQL I am a total noob... I have installed the OpenGeo suite on my computer, running Windows 7, 64-bit. I have ...
4
votes
4answers
3k views

Calculating X and Y of line start and line end using ArcPy?

I have a series of polyline shapefiles and I am trying to automate the process of calculating the X and Y coordinates of the line start and line end using Python. I have added the 4 fields (startx, ...
8
votes
1answer
4k views

Mathematics behind converting scale to resolution?

I have a ArcGIS service configured as shown in this pastbin. Specifically, the first LOD looks like this: { "level": 0, "resolution": 222.2222222222222, "scale": 256000 } I determined how ...
16
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 ...
11
votes
2answers
1k 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, ...
6
votes
2answers
720 views

Can a folder connection in ArcMap Catalog window be added using Python?

I have created a set of general scripting tools for map automation, etc. In one of my tools a geodatabase is created in the workspace folder the script points to. Just out of curiosity, is there any ...
6
votes
2answers
3k views

Batch Clip in ModelBuilder of ArcGIS for Desktop?

I have multiple rasters and feature classes that I want to clip to a study area. I am pretty new to ModelBuilder. I know you can right click the clip tool to batch clip outside of ModelBuilder but ...
5
votes
1answer
1k views

Import functions in python Add-In logic script

I am running into an error. I have a set of functions which I want to import in the python Add-In script at the time of execution, but when I built Add-In with "import stats" line then tools are ...
3
votes
4answers
3k views

Why does Field Calculator return 0 values when decimals are expected?

I realize I posed this question, and got answers, several days ago (see (Field calculator error)) , but none seem to really be working, and so am posing again. Below are two screenshots that show the ...
2
votes
1answer
1k views

Merge feature classes in feature datasets

I'm trying to merge a group of like feature classes which are contained within separate feature datasets. I can merge feature classes within a file geodatabase without having issues by creating a list ...
1
vote
2answers
2k views

How to list Feature Classes of Multiple geodatabase in Multiple Folder?

I'm new in python scripting and try to list polyline feature classes of multiple Geodatabases. The Geodatabases are in many nested folders.For example in folder "A" I have 20 folders and in each ...
1
vote
1answer
2k views

ArcGIS 10.1 using Repast's Agent Analyst Extension - refresh.exe does not work

I have installed the agent analyst extension for ArcGis. The refresh.exe, however, does not work. I have made a direct reference to the folder where refresh.exe is.
6
votes
1answer
782 views

Create a point at the highest value in a raster ArcGIS 10.1

I am trying to find the location of the highest value pixel in my Direct Solar Radiation Raster. I can see the extent of the data in my raster but don't know where the highest value pertains to. Is ...