Tagged Questions

ArcMap is the main application of ArcGIS for Desktop and the tag for that (arcgis-desktop) should normally be used in preference

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4
votes
1answer
2k views

calculate building density in ArcMap

I have two questions related to calculate building density. I need to calculate the building density in a map which Data is in shape format. The buildings and the area are in two different layers. ...
2
votes
2answers
264 views

displaying combined data values in ArcMap

I got some data in an attributes table and I would like to know how I can combine them in order to get an unique value in the map. For instance, Attribute: Type Value: Street Those values I ...
3
votes
1answer
1k views

How do I copy the coded value for a field and not the raw value?

I am working with ArcGIS 10 and I have added a field in a feature class and am attempting to copy the text from another field's coded values, but the field calculator is simply copying the "code" text ...
0
votes
2answers
1k views

ArcMap 9.3 Hangs on trying to save

I am having trouble with a machine running Arc GIS 9.3. When one tries to save an mxd, ArcMap stops responding and just hangs. I have even tried with an blank new mxd but the moment one clicks save it ...
4
votes
0answers
347 views

Creating a VB.net Dataset in Visual Studio 2010 from an SDE Geodatabase

I am building an ArcMap Addin that contains several Windows Forms with controls that need to be bound to a database. I am trying to decide whether or not to use a native SQL Server Database or an SDE ...
6
votes
1answer
447 views

Use Python to find the pathname of “Current” Arcmap

I am trying to find the path name of the current ArcMap document that the python script is currently running in. For Example: "F:\2012\1111\MyArcMap.mxd" I tired using sys.argv[0] as shown ...
2
votes
0answers
93 views

network related issues arising when running an arcpy script

Essentially I wrote an arcpy script that is within a toolbox that I ported over to a different machine to test out after the script worked locally. The script essentially utilizes the psycopg module ...
1
vote
0answers
63 views

Get polygons inside a polygon

I have developed a tool in arcobjects on Visual studio 2010, the tool works fine but once installed my ArcMap drawing the map (refreshing) and printing slows down.. I have used ITopologicalOperator ...
1
vote
1answer
143 views

Button that allows project search and zooms to site once executed

I am trying to create a button that will execute a Python script. I have limited Python experience. What we are trying to accomplish is to recreate these steps: Query on project Site and Radius ...
1
vote
1answer
268 views

Coordinate systems

Does the Coordinate system of a data frame in ArcMap have to match the coordinate system of at least one of the layers in the table of contents? I have found that if defined it will take on the ...
3
votes
2answers
2k views

How to Edit Reference Styles in ArcMap 10

Within the Symbol Selector > Referenced Styles How does one edit (rename, delete, etc.) the referenced styles? Clarification: I don't mean changing the look of the symbol using the "Edit Symbol" ...
1
vote
1answer
685 views

Exported ArcMap crashes ArcPad 10

I'm a computer scientist, and not really familiar with all the terms related to GIS, please forgive me. I have been given an ArcMap project that consists, what I believe are raster layers, aligned ...
1
vote
1answer
914 views

Calculate the distance between two contours

I have two contour polylines (single shapefile) and I would like to calculate the mean, min and max distances between the two lines. Is there a function in ArcMap 10 (ArcInfo license, incl. Spatial ...
9
votes
2answers
2k views

Shapefile to SVG with ArcMap (while retaining country attributes)

Does anybody know how to export the Natural Earth 1:110m shapefile to SVG with ArcMap while retaining the country attributes? From SVG I'm gonna try to convert it again over to RaphaelJS to achieve ...
1
vote
2answers
747 views

How to automate relative filepath when adding a new toolbox to the arcmap catalog?

So I'm creating an arcpy script for a custom toolbox and I want to make it so that a user can essentially utilize the script in that toolbox without having to change the source path (which I made ...
1
vote
1answer
100 views

How do I keep user from selecting a different tool when my custom tool is selected?

I am using VB.Net to write an add-in. I'd like to keep the tool that I created selected even when the user attempts to select a different tool, and only deselect when my tool is clicked on again.
4
votes
2answers
2k views

How do you construct a definition query to return only those features in the current month without hard coding the date?

I have a feature class containing a date field within a 9.3.1 File Geodatabase. There are "duplicate" features contained within this layer, one feature for each month over the past few months. ...
1
vote
1answer
421 views

How do I save edits from an ArcMap editing session using VB.Net?

I have figured out how to do a map save document, but I would also like to be able to save edits whether or not I am also saving the map document.
2
votes
1answer
574 views

How do I save an ArcMap map document using VB.Net?

I am trying to save the map document that is currently open. How do I write the code? I have tried many suggestions that I found using Google searches, but nothing works. Currently I have: Dim ...
7
votes
4answers
3k views

Open source software to merge large shape files

Some background: I have 2 polygon shape files with approximately 500,000 records each. The two files are identical in terms of field structure. Using ArcGIS 10.0 I can'nt merge these two files using ...
4
votes
1answer
2k views

ArcMap, Make Grids and Graticules Layer example

I'm trying to use the Make Grids and Graticules Layer tool in ArcMap (have a ArcInfo license). I'm looking for a basic example like in North America. eg. 1.)Start with empty map 2.) Set data ...
4
votes
1answer
635 views

Calculation of average point distances from one another within a polygon grid

I am working with processed LiDAR data of forested areas in ArcMap 10, with various area based statistics extracted for each 30x30m polygon grid-cell in a shapefile. There are approximately 20,000 of ...
3
votes
2answers
578 views

How to have different annotations for the same feature?

I've been given a dataset that has two different annotations set for a single feature which I can flip between. See below screenshot which allows me to set either a blue or red leader line for the ...
3
votes
1answer
247 views

Estimating cline width at multiple points along a trait gradient

In the map below I have 66 (green) points along the midpoint (0.5) for an allele frequency cline across the region (see map). I created the points by placing a point every 25 km along the 0.5 allele ...
2
votes
1answer
3k views

clip polygon with the extents of contour polylines

I have a polygon shape that represents the boundary of Fennoscandinavia and a polyline shapefile representing two contour intervals for a trait. I would like to create a new polygon representing the ...
2
votes
1answer
91 views

Is it possible to display Modified and Size in Contents panel of ArcMap's Catalog Window?

In ArcCatalog 10.0 SP2 it is possible to display the Modified and Size column values, and to sort by them. However, in the Catalog window of ArcMap 10.0 SP2, it does not seem to be possible to do ...
3
votes
1answer
204 views

How do I keep streaming on in ArcMap when switching tools?

I have this problem constantly, because I digitize for work. No one there has figured this out and I was wondering if someone can tell me how to do this, because I'm tired of constantly hitting F8 and ...
12
votes
6answers
5k views

Recalculating full extent of File Geodatabase feature class?

I have a featureclass in an Esri file geodatabase. When I edit the features using the editor in ArcMap, and I delete most of my features and keeping only the ones in the middle, the zoom to layer ...
2
votes
1answer
549 views

Why do I get an “Type 'IPoint' is not defined” error in VB.NET

I am writing an add-in for ArcMap 10. I am trying to do Dim clickedPoint as IPoint in VB.NET, but I get "Type 'IPoint' is not defined" error. Do I have to import a class or how do I make this work?
3
votes
1answer
247 views

ESRI.style file not loading on citrix

We have a distributed ArcMap application on a citrix farm. We've come across a strange problem where the ESRI.style doesn't load. If you create a session, you can then go through the style manager ...
5
votes
1answer
1k views

How to make a group of polygons larger?

I need to edit the vertices of about 30 polygons in an equal way, how would I go about this? Alternatively is there some method to just increase the size of a group of polygons 200%?
3
votes
1answer
484 views

What is the code to execute a function when there is a mouse click on the map?

I am developing an add-in for ArcMap 10.0 where I need to execute code when there is a click on the map open. How do I do this? I am using VB in Visual Studio 2010. I also need to get the coordinates ...
2
votes
1answer
1k views

Many-to-Many relationship class table- automatically fill in?

Is there a way that the table of a many-to-many relationship class can automatically be filled in without me selecting the elements connected? So far I am using this method: ...
2
votes
1answer
158 views

Is there an arcpy boolean check for whether an EPSG or prj is supported by arcmap?

I'm writing a tool and essentially I found out that arcmap defaults an epsg to 0 if it sees that the projection is not supported against the predefined projections.
1
vote
1answer
787 views

Printing to PDF in Arcmap

When clicking Print > Adobe PDF the filesize is nice and small but the legend gets messed up. Does anyone know how to fix this. Note: I am aware of the Export > PDF and of the reduce DPI and ...
1
vote
1answer
102 views

How can I disable ArcMap warning prompt?

Whenever I'm attempting to perform Switch selection in ArcMap table I'm always presented with this friendly prompt: I'm fully aware of 'dangers' of this operation, and I think I could live without ...
2
votes
0answers
228 views

Records in related table do not appear when using the 'Related Tables' button in attribute table

ArcMap 10 - Geodatabase with related tables & relationship classes. I've written a script that parses data between two databases. When I go into the attribute table of the point feature class and ...
0
votes
1answer
354 views

Python Field Calculation [duplicate]

Possible Duplicate: Iterative position within Field Calculator/Python I need to calculate a field for a data set that is grouped by county. At each change in county I need the column to ...
3
votes
1answer
299 views

How can I consume map service using static IP address for VPN

I'm current using the url (http://services.arcgisonline.com/ArcGIS/rest/services/World_Street_Map/MapServer) for my iPad map service. However, we need to connect to VPN to access the internal network ...
3
votes
1answer
786 views

Parcel Fabric vs. Polygon feature class (for land parcel management)

I'm wondering if I should migrate my existing parcel polygons (stored as a feature class in a geodatabase) to a parcel fabric in ArcMap. What are the advantages of doing this? I work for a county so ...
1
vote
1answer
91 views

Other than the methods stated on the Desktop 10 Sharing Tools section, are there any other ways to distribute custom toolscripts?

Essentially I want to be able to distribute a custom script and it seems that I cannot create a .tbx file, so I looked into the other methods, but they are all only for Python modules it seems. What I ...
7
votes
4answers
1k views

How to force polygons to the bottom, without compromizing drawing speed?

I have a large polygon dataset and no time to rebuild it to regoranize the Object IDs. Many polygons are drawing above others, blocking their symbol (for example on one side of the polygon). I tried ...
7
votes
2answers
850 views

Locked/Uneditable Map Document

I am wondering if its possible to create a locked map document? I have a document that multiple users will be accessing and as a way of preventing them from making any accidental errors, am wondering ...
3
votes
3answers
4k views

Add feature layer to display with in a script tool for desktop mapping 'App'

The point of this question is to find a way to programatically change the map extent based on user input. My method involves creating a Feature Layer & Selection, but if you have another ...
2
votes
3answers
3k views

find and Calculate centroid within polygon either in ArcMap or in MapInfo

How can i calculate single/multiple centroid(point) within polygon either in Arcmap or in MapInfo. Both object(point, polygon) are in defferent layer. Pls suggest..... Thanks
2
votes
0answers
96 views

Running a web application within ArcMap

I'm interested in creating a component / plugin for ArcMap that works something like ArcGIS online. Ideally a small web app would boot up within a window in ArcMap which would be able to perform ...
4
votes
1answer
802 views

Find a suitable font size for the map scale?

Is there a website that suggests suitable font sizes for each scale level in the layout? I am currently using ArcGIS 9.3 but pretty soon will upgrade to 10. Thanks !
4
votes
1answer
145 views

GIS ANALYST + cadastral support

I have many points that were picked by handheld GPS and I want to fit them to their relevant cadastral plots automatically. The attribute information (plot number) for these points are exactly ...
1
vote
1answer
497 views

Creating bulk field aliases for several layers within same ArcSDE feature class using ArcPy? [duplicate]

I have an ArcMap with ~200 layers from the same sde feature class. After I finished adding all the layers it was brought to my attention that we need to add field alaises for the attribute table. ...
1
vote
0answers
214 views

Relative Path not working in ArcMap and ArcObjects

I'm using ArcMap 10.0 and Windows 7 64 bit. I'm trying to set a relative paths for my MXD file. My MXD is located c:\workspace\rastertest.mxd and the data is located at ...