This tag SHOULD NOT BE USED except for questions concerning Esri's ArcGIS platform AS A WHOLE. Product tags (arcgis-desktop, arcgis-server, arcgis-online, etc) combined with version tags (arcgis-10.3, arcgis-10.2, etc) are preferred

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6
votes
1answer
524 views

How to calculate the bearing of a building (ArcGIS)

How is it possible to get the main bearing of buildings by floor plan? I want to have a building (by ID) and it's main bearing (e.g. E/90° or W/270°). The idea is to change the polygon-feature class ...
6
votes
2answers
2k views

Segment road network line shapefile into new equal length segments line shapefile

I would like to subdivide a road network for an entire state into segments of equal length. So, Highway X would be divided into 0.5 mile segments, with a record for each segment, and Highway Y would ...
6
votes
1answer
2k views

ArcFM vs ArcGIS for Water Utilities functionality

I'm trying to ascertain the difference between ArcFM (Water) and the functionality now available in ArcGIS for Water Utilities, given the templates and OOB 'stuff' ESRI have pushed forward in the last ...
6
votes
2answers
1k views

How can you insert a table record without geometry into a feature?

I am working with ArcGIS and Python and trying to append table rows into a featureclass. You cannot use append and you cannot just make a tableview of the featureclass and then try to append it in. ...
6
votes
1answer
1k views

Editing tables using SQL in ArcMap

We've recently started working with ArcMap, having used MapInfo previously. I've created a shapefile in ArcCatalog and want to update some columns using SQL. In MapInfo I'd write the following command ...
6
votes
2answers
498 views

Any way to use a local background map in ArcGIS Mobile

My customer requirement is to support a MrSID image directly in ArcGIS Mobile. The details are sketchy but I think the intent is that they want a local background raster Map while the ...
6
votes
2answers
3k views

Can we direct connect to PostgresSQL without ArcSDE

I have postgreSQL installed on my machine.My machine already has ArcGIS 10. No Sde installed. Can we create geodatabase in PostgreSQL with out installing ArcSDE? Jay Cummins is right. I am intended ...
6
votes
2answers
4k views

ArcGIS for Android API Example/Tutorials

I know that the ArcGIS API for Android is still in beta (I've joined the beta program), but I was curious if anyone had produced or discovered any examples/tutorials/cookbooks for the API. The Help ...
6
votes
1answer
3k views

ArcMap Field Calculator syntax (again)

I'm trying to string together a field calculator script that will populate all the records of a field at once based upon values in a number of fields. I can't even get the first part of the command ...
6
votes
1answer
673 views

Is it impossible to measure Right of Way in ArcGIS?

I'm helping bring CAD people into ArcGIS so that everyone throughout the company is on the same page and there is one database for everything. Right now, one of the biggest hurdles is making sure all ...
6
votes
2answers
1k views

Has (ESRI) TIN been superseded by Terrain Dataset?

I've had version 10 for a few months but it wasn't until today that I really tested the 3D Analyst extension. (Other then visualizing data) I already noticed a lot of changes; a number of tools have ...
6
votes
1answer
4k views

ArcGIS 10 — Polygon Centroid Options and Appropriateness (FeatureToPoint, Labels, etc)

I've found a couple of other Stack Exchange questions related to this, but just like the ArcGIS online help, they were not satisfying. For instance, How does ArcGIS calculate the "inside" ...
6
votes
2answers
3k views

Using individual bands from a multi-band image in ArcGIS 10 raster calculator

I'm trying to use individual bands from a multi-band TM image (IMG file) within the raster calculator in ArcGIS 10 (SP2/3). I can add individual bands to my MXD, but raster calculator will only use ...
6
votes
2answers
824 views

Display map scale (like 1:20.000) next to ScaleBar

In my PageLayoutControl I add a ScaleBar. Additionaly I like to show the map scale/ratio (e.g. "1:20.000") next to it, but didn't find a way to achieve this with the ScaleBar. Am I missing something ...
6
votes
1answer
1k views

How to eliminate gaps in the ArcGIS union operation?

I have a layer that has nested polygons in them. I want to aggregate the polygons. I do this using the Union function. I use the "No Gaps" option when I perform the union. However, when I overlay ...
6
votes
1answer
288 views

Testing ArcMAP 10.0

I want to test performance of Arc Desktop based applications. I tried GDBT but it not give me any information about request time etc. I tried also a Workflow Profiler, but this tool usually crash my ...
6
votes
1answer
872 views

ArcGIS 9.3 Geoprocessor - AttributeError: Object: Environment <workspace> not found

So, this could be the most puzzling python geoprocessor error I have ever dealt with... This problem is occurring in ArcGIS Server 9.3, Python 2.5.2 I am exposing a typical python script as a ...
6
votes
1answer
610 views

Drive time analysis using Network Analyst with ArcInfo 9.1

What is the most common SETTING for the Layer Properties when creating time-travel polygons? I am in the process of creating 4, 5, 6 minute polygons using Network Analyst. Every time I generate ...
6
votes
1answer
641 views

ArcGIS 10 Linux experience

We have ArcGIS 10 installed on a nice clean Linux box. We have developed scripts to run on the Windows desktop development machines, and modified them to run on Linux. Now, if we run the scripts on ...
6
votes
1answer
1k views

ArcGIS median value from a layer

I've been hunting around ArcGIS 9.3 and having no success at finding a tool/function that can give me the median (not the mean/avg) tabular value of a spatial database. For example, if I have a data ...
5
votes
2answers
3k views

What are spatial and attribute indexes?

What is the difference between a spatial index and an attribute index. What are their purposes?
5
votes
5answers
14k views

For every point, distance to nearest polygon of type X?

In ArcGIS how might one calculate as an attribute value the distance to the nearest polygon of type X? Say we have a point layer of wildlife observations and we want to know how far each of them is ...
5
votes
3answers
3k views

resize image resolution from 1000 m to 250 m

I'm beginner of ARCGIS and RS. I have many problems with the procedure. One of them is I have NDVI images and Soil map. Both are at the different resolution: NDVI is 250 m. soil map is 1000 m. So I ...
5
votes
2answers
1k views

How to find wildcard string using Field Calculator script code?

I'm trying to find part of a text string in the CLASS_NAME field and return a text string to the Abrv_Name field using the Field Calculator in ArcGIS 10 via a Python parser. Here is what I have tried ...
5
votes
6answers
3k views

Conversion huge raster (50 000 000 cells) in to .xyz

I do have DEM approx. 40x5km with cell size 2x2m, which gives approx. 50 000 000 points. I need to export it to .xyz (1pt = 1 line in format x y z) file in order to use it in MIKE21. It seemed like ...
5
votes
1answer
5k views

ArcMap field calculator VBA question

I am trying to use ArcMap's Field Calculator to populate values in a column based on a value in another column. So, in pseudo-code: if [field1] = 'Foo' set [field2] = 'Bar' endif Something like ...
5
votes
2answers
3k views

hardcoding port number in Arcgis License Manager

In the Arc10 Q&A for the 2011 user conference it says a performance gain may be realized by hardcoding the license manager to port 27000, and then instructing the firewall and Windows Defender to ...
5
votes
1answer
709 views

Change the image size in ARCGIS

I did interpolation operation on temperature and precipitation data. Output image size is 3300 (col) and 2550 (row). I have some NDVI images with size of 15456 (col) and 5074 (row). Generally, I want ...
5
votes
5answers
3k views

How can one execute an SQL script in field calculator in ArcGIS 10?

I am trying to transfer over row data from a table to columns in a shapefile table. There is a common "SA" variable between the two (i.e. the study area number) but there is more than one land use ...
5
votes
3answers
6k views

Field Calculator syntax

I can't get the syntax correct for a fairly simple if statement. Right now it looks like this: dim Output as Integer If [HECTARES] >= 30 AND [HEIGHT] >= 17 AND [CROWN] >= 59 THEN Output = ...
5
votes
2answers
1k views

Using an integer variable in where-clause in arcgis python script

I've seen some questions on this, but there seem to be many different answers... and none have seemed to work. I'm trying to include an integer variable in the SQL where-clause of a tool like this ...
5
votes
4answers
5k views

What is the modern equivalent to ArcInfo CLEAN?

What is the arcgis equivalent to the Arcinfo Workstation CLEAN command? Or perhaps better rephrased as, how does one clean topology without installing arcinfo workstation? Assume an arcinfo license ...
5
votes
2answers
2k views

Deployment options of arcgis desktop add-in

I made an addin for arcmap and want to deploy it using setup file. By double clicking the setup file anyone can install it in his machine and through installation it will check all dependencies and ...
5
votes
3answers
699 views

Can ArcGIS layer be shown on Google Earth?

If we have a table in SQL Server which was used as layer in ArcGIS. Can the same thing be done in Google Earth? I mean does Google Earth support adding custom layers? If so how?
5
votes
2answers
2k views

Where is the feature cache in ArcMap?

It seems that ArcMap keeps a cache for every layer which contains features data and every time wants to refresh layer or apply a change,uses tis cache.As I found,when ArcMap wants to draw a layer from ...
5
votes
2answers
258 views

Arcmap: Create a projection to emphasize a given direction?

Suppose one had a dataset (centered on a given coordinate) of lines that were very close together in terms of longitude but also had important turns/bends far separated by latitude. In order to map ...
5
votes
2answers
270 views

Numbering Watersheds

I am working with a watershed map, and I was wondering if there is a function or a way that I can get ArcMap to number the watersheds. For instance, if we have watershed X numbered as 0, I want the ...
5
votes
1answer
1k views

Definitions of arcgis script parameter Data Type options

When adding a python script to a toolbox in Arcgis one of the steps is to set parameters and specify what Data Type each requires. The list is long, perhaps a hundred, and many are not immediately ...
5
votes
2answers
2k views

Calculating slope cell-by-cell in ArcPy

I am relatively new to the ArcGIS-Python environment and want to calculate elevation raster slope. But it says "ValueError: setting an array element with a sequence". Below code is what I have. Any ...
5
votes
2answers
761 views

Not all labels created in ArcGIS

I have a set of polygons in ArcGIS 10, which I want to label. Despite setting the Unplaced label icon to "on" and using an expression for the label (so that all objects should be labelled), not all ...
5
votes
3answers
2k views

Deleting multiple vertices at once?

I have a polygon feature class that I've converted to representations so that I can delete some vertices. I'm doing this to simply some of the shapes manually, but I'd like to speed this up by ...
5
votes
2answers
1k views

Backwards compatible python scripts in ArcGIS

As I move through my small collection of python scripts written for arcgis 9.3 I'm discovering that many things work with little or no changes in arcgis 10. For example this pattern "just works": ...
5
votes
2answers
1k views

Call FWTools (ogr2ogr) from ArcGIS python script

In ArcGIS, I want to use a Python script (and a standard ArcGIS script tool UI) to call functionality from FWTools. How would I make the call to FWTools? I tried using ...
5
votes
2answers
1k views

How to Georeference 3D model or 3D buildings?

I am working on 3D project so i have to do georeference to 3D buildings which are created by 3D designer.Anyone Knows the solution.Please send me.
5
votes
2answers
823 views

Create a polyline buffer with Arcpy

I'm trying to write a python script with ArcPy that draws arcs and I've achieved something with creating a buffer and then clipping it with a bounding box so I only keep the length I need (I thought ...
5
votes
2answers
2k views

How to union polylines with the same name?

I have a shapefile containing streets that have to be counted. But these streets in each case consist of several polylines. Maybe I should buffer these polylines and union the generated polygons that ...
5
votes
1answer
514 views

.NET And ArcGIS 10x - Where have all the wrappers gone?

With prior versions (to ArcGIS 10x) of ArcGIS, the .NET wrappers used to be placed in a dotnet directory. Where are they located with 10x? With prior versions, I used the absence or presence of this ...
5
votes
5answers
641 views

Web-based map authoring with ArcGIS Server?

I'm embarking on a project in which users will author, save, and share their own maps over the web. We will provide them with a large number of feature classes, but users will effectively author their ...
5
votes
3answers
3k views

Topology or out of memory errors with large dataset intersects and spatial joins in ArcGIS

I receive a topology error notification when intersecting a point dataset (with ~5 million points), with a polygon dataset created by buffering those points by a half mile. The goal is to create a ...
5
votes
1answer
905 views

arcpy.mapping.ListLayoutElements() takes longer in a tool than in ArcMap

Has anyone else noticed that accessing elements from arcpy.mapping.ListLayoutElements() through a tool script takes longer than within ArcMap? Whether using a specific name, wildcard or nothing, the ...