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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How to reverse geocode with ArcMap?

What steps to I have to take in ArcMap (ArcEditor) to input a lat / long and return nearest address? I found the Reverse Geocode tool but I can't figure out what to put in the "Input Features" and ...
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How much RAM can ArcMap use?

I am exporting 36"x48" label intensive maps as PDF. For urban areas, ArcMap 10 hangs or kicks back an error saying it could not complete the operation. I have a quad processor with 4 GB ram. I also ...
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How to create a button in Arcmap 10 to run a Python program?

I have a script that I want to run within ArcMap when a button in a toolbar is clicked, and so far I have only been able to make the script into a script tool. I need it to run as a command, not as a ...
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How to use consistent symbology between multiple stretched rasters in ArcMap?

I have a series of continuous rasters representing the same phenomenon over time, so I need to use the same symbology across them all. So I set the stretched symbology of the first raster, with a ...
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1answer
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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 ...
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How can I export raster data from Arcmap to an R *.grd file format?

I want to work with raster data in R, but I have problems exporting my raster dataset from ArcMap. By "export data"/GRID I get a file with an *.aux extension. What I need is *.grd. Can anybody help ...
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How to get the envelope of all the features in a feature class in Arcmap?

I would like to get a single envelope of all the features in a feature class. Is there any way to do that in ArcMap?
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Difference between Heat Map and Hot Spot Analysis?

What is the difference between "Heat Map Analysis" and "Hot Spot Analysis"? Are we perhaps using hot spot analysis to get the required relations between features, and then using the results as an ...
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966 views

How to determine projection parameters when customizing a projection

I am trying to customize an Albers and a Hotine Oblique Mercator (HOM) projection to minimuze distortion in the region I am analyzing. The region extends from about 51 to 62 degrees latitude, covering ...
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545 views

Setting symbol descriptions of ArcMap layout legends from table?

ArcMap has the ability to show an extended description for each item in the symbol list. How can I populate that property from a table? The goal is to avoid having to edit each symbol one by one in ...
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How do I insert new-line character into Addin Extension Description?

Apparently the text box in Esri's Extension manager doesn't wrap text (10.0 SP2). As a workaround, I'm trying to insert newline characters into the xml file, but haven't found anything that works. ...
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How to disable and enable drawing in ArcMap using Python?

The script that I'm writing repositions two data frames and sets their extents. When doing this, it redraws the entire Active View 4 times, slowing the script substantially. Pressing F9 or ...
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Add Google Basemap to ArcGIS

I am looking for a way to add Google Earth imagery to ArcMap 10. Over a year ago, a GIS.SE member mentioned Arc2Earth was the only way to accomplish this (04/2011 thread). Another somewhat ...
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1answer
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Data Source of layer changing after copy/paste in Table of Contents of ArcMap?

I run into this situation all the time; I often just copy layers and groups of layers in the TOC of one Map Document and paste then into the TOC of another Map Document. For the most part this ...
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666 views

How to create paths within a boundary?

I am looking to create movement paths of fish based on observed locations. Since I am looking at movements of fish within rivers and lakes, simply connecting the points to form a polyline will not ...
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1answer
205 views

Adding labels with symbols to legend in ArcMap?

I'm creating a map with ArcGIS Desktop v10.2.2, showing museums as points. The museums layer has no symbol and the labels are made of a circle filled with color with the ID inside, taken from the [ID] ...
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automated georeferencing

I am attempting to fully automate the process of georeferencing a load of .png files - i have xml file containing the co-ordinates - but how can i use them? Does anyone have any advice?
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1answer
927 views

Arcmap Select by Attribute with Python

I would like the following to select (highlight) the "project" layer that intersects the grid, and then pull a record from the selected "Grid". I do not need to save the layer. Note: Running the ...
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1answer
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Referring to NaN or ±∞ (special floating point values) in ArcMap definition queries?

I have by chance discovered how ArcMap displays special floating point values to the user. +∞ (positive infinity) is displayed as 1.#INF –∞ (negative infinity) would supposedly be displayed as ...
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1answer
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Permanently Change ArcMap's “Maximum Sample Size” Setting?

I've lately been working on feature classes with a huge number of polygons (e.g. all of the Census blocks within the Chicago metro area). I've been needing to symbolize them by quantities a fair ...
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Python/arcGIS to create outline around points (isochrone) [duplicate]

I am trying to generate my own iso-chrones using Google and Python and have reached a point where I can produce two data-sets which I would like to combine in the following way: Points (reachable ...
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4answers
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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 ...
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Creating polygons around extent of similar points using ArcGIS Desktop?

I've millions of points collected for lithology layer. They have used a coding for different types of rocks. I need to create a polygon around the extent of similar points. What is the easiest ...
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Is there a way to turn off all labels in ArcMap without clicking on every layer?

I rarely bother with labels, but sometimes it would be nice to toggle them on/off. Something like the Pause Drawing button, except that it would only turn off labels (all labels in all layers...not ...
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3answers
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Defining parameter descriptions for Python Toolbox help?

I'm trying to create some Python Toolboxes for our ArcMap application (e.g. MyTool.pyt) I can see that the help text is defined with the classes self.description attribute. However, once I run the ...
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How to create polygons from lines?

I am trying to create polygons from a line layer of lots and concessions (large blocks of land in rural areas). The lines are mainly grid style as they intersect mostly at right angles. I need to ...
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How to use ColorBrewer in ArcGIS 10?

I've been using ColorTool (based on supreme ColorBrewer) for most of my mapping needs in ArcMap. After migrating to ArcGIS 10 I discovered that it will no longer be a case. Are there any other ...
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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?
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How to digitize a raster automatically

I have a raster (.sid extension) file. I want to digitize roads automatically in ArcMap, QGIS..etc. Digitizing by hand would be too time consuming. How can i do this ? Thanks
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C# version for ArcObjects 9.3

Can I use C# 4.0 with the target framework set to .NET 3.5 to develop an extension for ArcMap 9.3? Or does it have to be C# 3.0 or earlier?
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ArcMap running scripts slower if you import Arcpy

I am finding ArcMap runs slower, if you have written a script, which imports arcpy. You may wish to write a script that can be operated in ArcMap, through the python window, or as a standalone ...
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Select by Attributes - Strings with < 5 characters

I have a column of zip codes which are strings. Most of them are the usual 5 digit zip codes, but some are only 3 digits or missing a digit. (keep in mind, I need this column as strings for other ...
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Can ArcMap basemaps be used in figures intended for publication?

I'm wondering if the 'imagery' basemap available in ArcMap 10 can be used as part of a figure in a scientific publication? If it can't are there any alternatives, using QGIS for example?
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How to keep track of changes (version control) to MXD files?

I am trying to use ArcMap for the first time, so please bear with me and don't down vote the question. My superior at the work place has asked me to do some research about the life cycle of an .mxd ...
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Is there a way to view KML natively in ArcMap?

Answering this question: How do I import/export KML to ArcGIS Desktop? raised another one. There are loads of tools to import/export kml/kmz. Are there tools available for native viewing of KML in ...
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1answer
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In ArcMap, use python to disable “Scale map elements proportionally to changes in page size”

I am changing sources on MXDs in differents offices using ArcPy and ArcGIS 10.0. As observed here, the printer settings revert to the default printer when the instruction mxd.save() is sent. Losing ...
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What type of kernel density function does ArcMap use?

I know that there are several types of kernel density functions, such as uniform, cosine, Gaussian, etc. I was just wondering which one the "Kernel Density" functionality in ArcMap 10's Spatial ...
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Making Map Document (*.mxd) Locked/Uneditable?

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 ...
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Creating floating-only (non-dockable) window in ArcMap using ArcObjects?

I'm looking for a way to create a floating window in ArcMap. To give an example just look at the window of the Identify tool. Floating means that it stays in front of the map document at all times ...
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How stable is WPF in Arcmap?

I'm tempted to propose porting some windows forms based arcmap tools to WPF. Before doing that though, I'd like to hear from others who have done something similar, and what sorts of issues were ...
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ArcObjects (ArcGIS for Desktop and C#): How to cast between the ArcMap COM UI and my custom .Net UserControl objects?

I'm creating a utility to run in ArcGIS for Desktop using ArcObjects (9.3.1 SDK) and C#.Net. My prototype involves a toolbar with two comboboxes and a tool. The first combo selects a layer in the TOC, ...
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Is it possible to have a dynamic table in a data driven page environment?

I am creating a map series that has many polygons per sheet. There is annotation for the polygons however some polygons are very small with no annotation for them (annotation would completely hide a ...
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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 ...
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1answer
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Geometry from multiple selected features into one geometry

Lets see if I can explain what I'm trying to do. First of all I have developed an AddIn for ArcMap that can take one selected feature (Polygon) on a layer, grab the geometry of that feature, and save ...
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1answer
712 views

Label legend interval with number of elements - ArcMap 10

I have made a series of choropleth maps in ArcMap 10. When I classify the interval the bottom of the dialogue tells how many elements are in the class. Is it possible to have this number ...
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Use buffer tool to draw different radii?

I am new to Arcmap-Arceditor 10 and could really use your help. I have been mapping ethanol plants (which utilize corn to produce ethanol) and corn production amounts in the counties of the USA. ...
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3answers
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Zoom from one feature to another in edit mode?

I have to manually edit a shapefile of a couple of hundred points. I would like a quick way to jump from one point to the next in both the attribute sense and the visual/spatial sense i.e I would ...
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ArcObjects: How to insert data into a table?

I have a table in ArcCatalog named WorkOrderAss. This table contains 3 columns: (OBJECTID, FeatureName, Name). I want to insert data to this table from the code behind in C#. Any help would be ...
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Reducing elevation from DEM using ArcGIS for Desktop?

I am so curious how would I strip off elevation from the DEM. I don't know how I would explain it further but I have attached an image to clarify this. I wanted to eliminate the area shaded with ...
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1answer
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Calculate area within Python script in Arcmap

I am trying to calculate the area of a polygon within my Python script. I create a new polygon from merging two together, and I'd like to add the area of the resulting polygon to a field in the output ...