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 assign IDs to villages which may have duplicate names?

I have more than 150 village points, each with a village name attribute village. The same village name may appear on multiple points. I want to assign individual IDs for each village name, say vill_A ...
4
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2answers
828 views

How to improve the cartographic design of graticules?

The attached image shows a conflict between the graticule and the state boundary on a map. I have not found a way to display user-defined lines of latitude, which would solve the 42 degree line ...
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5answers
5k views

Why does export to AI rasterize all my vector layers?

I have no raster layers in my map document and no transparencies. Yet the map is rasterized when exported to AI. (Map frame and coordinate grid are vector graphics but everything in the map itself is ...
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4answers
6k views

Symbology of contour lines in ArcMap

I have contour lines with height values from 0 to 1030 (sorted by height 110, 115, 120, 125). Values with in-between number (like 5, 15, 115, 135...) should be grouped and colored with same color, and ...
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5answers
1k views

How to use python to turn a .dbf into a shapefile

I have been scouring the internet trying to find a pythonic (sp?!) way to process this data.. Everyday we will recieve a load of data in .dbf format (hopefully) - we then need to save this data as a ...
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2answers
2k views

Is there a way to configure ArcMap to persist the HTML popup window size?

I'm specifically asking for when the "Display HTML formatting" is configured as "As a table of the visible fields.", but I think all options behave the same way. My users click the HTML Popup tool, ...
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5answers
2k views

script for automated line drawing procedure for set of start and end points

A colleague conducted a field survey and recorded the start and end points of the transects with a GPS. These points have been imported to ArcMap 9.3 as 2 point layers. Both layers have a "transect ...
4
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2answers
153 views

How to do ArcMap style clip in QGIS

I would like to know if it's possible to do ArcMap style clip with QGIS. The operation I'd like to do is to clip overlapping polygon(s) in the same layer with the selected polygon. For example: I ...
4
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1answer
4k views

Why does Calculate Geometry give incorrect number of decimals for Longitude?

intermediate ArcMap user here. I'm trying to calculate the geometry for a shapefile such that I can add lat/long columns to my attribute table. While I have no trouble calculating the latitude, the ...
4
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2answers
768 views

How can ArcGIS labels use a different expression if attribute is null?

I am using an expression to label features by concatenating two attributes in ArcMap. It works like this: <attribute_1>+" "+<attribute_2> Unfortunately when either attribute is Null the ...
4
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2answers
1k views

How to create label with variable size in ArcMap?

I'd like to create a circle label in ArcMap in the middle of each Polygon feature in my map document to shows the value of a particular attribute associated with that feature (like number of available ...
4
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2answers
774 views

How do I make a user input array or list in python?

I don't know which one I need actually because I am relatively new to python. What my goal is to have a stand alone script to run multiple buffers based on user input. For example, I would like to ask ...
4
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3answers
3k views

Selecting MAX values within records with the same name

I'm working in ArcMap 9.3 and I've never dealt with that kind of queries... I need to Select the MAX value from column [A] for each set of records in the table which have the same value in column [B] ...
4
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2answers
3k views

Is there an easier way to edit polygons in ArcMap?

I am updating woodlot polygons in ArcMap 10. Instead of editing individual verticies, is there a way to edit that is more like drawing part of a new shape (say if the woodlot has expanded only on one ...
4
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2answers
2k views

Kicking someone off a shapefile in ArcMap

I have ArcMap open, and someone else has the same shapefile open as me. How can I kick them off so that I can edit? I get the following error message: "Unable to save edits, cannot acquire a lock"
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2answers
2k views

Quickly getting all symbols for feature layer with ArcObjects?

I have a FeatureLayer and I want to enumerate all the symbols used in it. Simple way - it is to call SymbolByFeature for each features. Something approximately likes: Dim l as IFeatureLayer Dim c as ...
4
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1answer
6k views

Relative hyperlink paths in ArcMap 10 Map Document Properties?

Is there a way to use relative paths (instead of absolute paths) in the "Hyperlink base" field in Map Document Properties for an ArcMap 10 map document? (I have "Store relative pathnames to data ...
4
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2answers
836 views

How can I export a list of street names from a selection in ArcMap?

I am trying to get a list of street names and ranges for a specific area of my map. My intention is to make a street index of sorts from this data. I would like to export this data into excel if ...
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5answers
2k views

How can I print a bunch of Arcmap mxd's all at once?

I have a folder with a dozen Arcmap compositions (.mxd files) I need to print. They're all ready to go, I don't need to do any editing. Do I really have to open up each one, wait to refresh, and press ...
4
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2answers
86 views

arcmap - automatically change name of map

I would like to insert text place in arcmap with street name. For every I have to plot one map. I have hundreds of them in shp file and it would be great to avoid one by one manual typing street name. ...
4
votes
3answers
132 views

How can I be sure that line segments are joined at the same node?

I have received a single ArcGIS feature class which contains polyline segments. The segments appear to be joined together at their endpoints, but upon closer inspection they are not perfectly docked ...
4
votes
2answers
257 views

Finding the boundary polygon from a set of gridded points (no hole)

Let us consider a set of a 2-D points (longitude, latitude) each of which is centre of square grid (intersect point of the diagonals of the square). I try to make you understand what I want to do in ...
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2answers
720 views

Can I export a pdf that renders my layers differently at different zoom levels?

For example, say I have some streets I would like to show up, and streets are only set to appear at certain zoom level, well that layer does not get exported. There must be a way to do this for pdf, ...
4
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1answer
229 views

What does Error 000885: Input Signature file does not have file extension indicate?

I can't run a Maximum Likelihood Classification because an Error 000885 says my input signature file does not have a file extension but it actually does as you can see in the picture. What am I ...
4
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2answers
3k views

How do I know if I am running 64-bit background geoprocessing on ArcMap 10.2?

I'm running ArcMap 10.2 and just set up 'ArcGIS for Desktop Background Geoprocessing (64 bit)' and now I have both the ArcGIS10.2 folder and ArcGISx6410.2 folder inside my python folder. I have ...
4
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2answers
230 views

Is it possible to convert map tick into feature class easily?

I have to design a lot of map into the following layout for forest carbon inventory survey: --There will be a grid set in the map 30 second by 30 second (these are straight lines crossed) --There ...
4
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1answer
4k views

How to add files within file geodatabase (*.gdb) folder into ArcMap?

I'm trying to use ArcMap to make a basemap and I currently have an unzipped folder full of files including .atx, .gbdindexes, .gdbtable, .gdbtablx, and .spx. I'm well aware that these files cannot be ...
4
votes
1answer
3k views

How to Calculate Field in joined table using ArcPy?

I have to calculate a field based on another field in a joined table, but an error occurs: "Parameters are not valid. ERROR 000728: Field !Table_A.field_A! does not exist within table" My code: ...
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4answers
300 views

How to determine if all points on a map are identical in arcpy?

My eventual goal is to automate kernel density calculations for a large corpus of point data; however, if all points are identical (for example, if there are 7 points all stacked on top of one another ...
4
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1answer
6k views

Field Calculator VB Script Codeblock IF statement syntax is wrong?

I can't figure out why the syntax is wrong in Field Calculator ArcMap 10. The complete codeblock is Dim CapitalDia As Number Dim TwagDia As Number Dim X As Number CapitalDia = [New_Pipe_S] TwagDia ...
4
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3answers
5k views

Query Layer with user-defined (dynamic) parameters in ArcGIS 10.1

I have prepared and published with ArcMap 10.1 to my ArcGIS Server a Query Layer to access some information in my database. My output map represents the European Union states and using annotations, ...
4
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1answer
1k views

Python window vs Toolbox script in ArcGIS for Desktop?

My question is similar to Adding Layer in current session using ARCPY . My script works in ArcMap python window but not as a script in toolbox. I am running ArcGIS 10.0 SP4. The script is given ...
4
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3answers
2k views

gdal_merge to merge hundreds of png files

I need to merge about 760 png files into one and am looking at using gdal for this. This is related to the following question Getting a constant background color for transparency ...
4
votes
2answers
4k views

Split Polyline at Set Intervals

I have a polyline layer that has been joined to a table and I need to split it at certain distances along the line. The attribute table contains the distances at which I would like to split the ...
4
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3answers
1k 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 ...
4
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2answers
3k views

Open my GeoServer WMS in ArcMap

I set up GeoServer on one of my old laptops a few weeks ago with a connection to the internet over my home cable internet line (see: http://bit.ly/e9OUNP and http://bit.ly/hj1a6J) I'm slowly learning ...
4
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2answers
2k views

Is it possible to use more than two control point links when georeferencing CAD files in ArcMap?

I'm trying to georeference CAD to a building footprint in ArcMap 10 (although I've had this same problem in earlier versions). The problem is, it won't let me use more than two control point links, so ...
4
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2answers
44 views

ERROR 000539: Error running expression

I am trying to calculate my End_Streets field within two joined tables. I want to remove the redundant SECONDARYN value from the STREETS field. " & ".join(!IntersectAndEnds2.Streets!.split(" ...
4
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1answer
96 views

Using Not Equal to Wildcard in ArcMap Definition Query?

I'm attempting to use a definition query in order to display only a subset of data. I have a large CAD drawing that I have imported into my map. I do not need many of the lines from the .dwg file to ...
4
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2answers
60 views

Return Selection as string in ArcMap

I create a lot of county boundaries and was wondering if I could turn a column into a string so I can drop it into another statistical package. In this case SAS and R. For example, the CNTYPROPER ...
4
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2answers
843 views

Calculate average value for each row

The picture is an example, but the method would be the same at mine bigger dataset. So i have some parcels with each a ID value and some fields. such as field 1, field 2, field 3, fieldd 4,... with ...
4
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1answer
936 views

Cripplingly Slow Performance While Georeferencing in ArcMap 10.1

Just last night I started having an extremely frustrating problem with georeferencing, something that has been integral to my job for a few years now, and something I've never really had a problem ...
4
votes
4answers
6k views

Measuring area of raster classes?

Are there any tools or methods in ArcMap that can measure the area of each level of the kernel density output? Note this is just a kernel density plot (not a shape file or polygon). Kernel Density ...
4
votes
2answers
2k views

Specify a field in attribute table with raster calculator

How can I specify the attribute field to use in the raster calculator of ArcMap 10.2? In 9.x, I used the dot notation. i.e. To use the "New_Value" field, I could do the following: ...
4
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2answers
854 views

Issue on Generating Points Shapefile From An Excel File with X Y Values

Using ArcGIS 10.2, I have an Excel file (Please review attached zipped Excel file) from which I am able to Generate Points by using the "Add XY Data". The points are generated on the map (using ...
4
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1answer
2k views

What to set spatial reference to after projecting to GCS_WGS_1984

I have a shapefile containing some sort of vectors or polygonal chains. This file is in the GCS_CH1903 geographic coordinate system (it is not specified though... if I import it into ArcMap it says ...
4
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1answer
739 views

Programatically take screenshot of map extent in ArcMap 9.3

Is it possible to programatically capture a screenshot of the current map extent (the map area with any active displayed layers) in ArcMap with the ArcObjects .NET SDK?
4
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2answers
1k views

Flash more than one feature in ArcMap using ArcObjects and C#?

How to flash many features at same time in ArcMap using C# coding? Currently I call this function in a loop, private void FlashFeature(IActiveView _activeView, IFeature _feature) { IActiveView ...
4
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1answer
943 views

Address or reverse geocode a point shapefile

I have a shape file that contains points. I want to do a reverse geocode and give these points an address. Can someone please help me?
4
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1answer
167 views

Is it possible to access the Catalog window programmatically in ArcMap?

Specifically, I would like to get the selected object, similar to the way you do in ArcCatalog through IGxDialog.SelectedObject. Is there a way to do this? So far I can get the Catalog ...