This tag should only be used for questions concerning the ArcGIS Platform from Esri (as a whole). Try wherever possible to use a product tag such as arcgis-desktop, arcgis-server, arcgis-mobile or arcgis-online on conjunction with a version tag such as arcgis-10.1, arcgis-10.0 or arcgis-9.3.

learn more… | top users | synonyms

12
votes
6answers
1k views

What's an efficient way of detecting road junctions on a map?

I may receive maps from any source for my project, and for the C++ algorithm I'm making, it's imperative for the algorithm to know where road junctions (nodes where more than two road segments meet) ...
4
votes
1answer
835 views

FIELD CALCULATOR VB scripting

In my attribute tables field. I am trying to get rid of the "&" in between names i.e. "John Adams & wife" and want it to say "John Adams and Wife" in all the attributes with "&". What is ...
3
votes
1answer
524 views

ARCGis LayerToKML Skips Feature Layers and Doesn't Process Layers in Group Layers

I am using ARCGis desktop and have written a quick conversion program to convert my layers to kml but I ran into some issues. It seems the only layers it can process correctly are group layers. ...
3
votes
2answers
421 views

Coordinates format in ArcGis 9.3

Regarding to Jay suggestion i open a new topic. Do you know how i can set in arcgis 9.3 coordinates only with one locus after comma, i mean like that format: xx xx xx,x not like i have now xx xx ...
5
votes
4answers
663 views

Find the best path along raster

I've just posted a question to StackOverflow about the best way to go about finding the best path on the raster below (where whiter pixels are 'better'), but have realised that it might actually be ...
3
votes
2answers
4k views

use VBA in a code to edit the attributes table

so i have a point shapefile. I made a button that finds the best fit line for selected points and calculates the azimuth of it (Zero degrees being the east) is there a way i can add something to the ...
7
votes
2answers
6k views

Can I use Google Maps as a layer in Arcmap?

Is it possible?
6
votes
1answer
252 views

Does Arcpy work for Engine or Server the same as Desktop?

I am contemplating a project where there is not going to be access to ArcGIS Desktop and wondering if Engine and/or Server install ArcPy and Python? Is this possible? Does anyone have an example?
3
votes
1answer
162 views

Initiate a pop-up before accessing a .net out-of-the-box web map

I need to create a pop-up that initiates as soon as a user clicks on a web map, or accesses the link from another location. The map is an ArcGIS Server out-of-the-box .net app. It's for a disclaimer ...
13
votes
5answers
3k views

Using ArcGIS 10 on a virtual machine with OSX

I'm currently using ArcGIS 10 on a Windows 7 64 bit Macbook Pro (2.53 Ghz and 8GB of RAM) using VMWare. However, when I am using ArcGIS I find it quite slow even with Windows 7 (64-bit) optimized for ...
4
votes
3answers
924 views

How to automatically create 2D-point features from addresses in an SQL database

I currently have an SQL-Table which contains our buildings. I already added the table and now want to create features ( 2D-Points ) from that information. The biggest problem I have is that the ...
1
vote
2answers
231 views

How can i figure out what Geoprocessing Tool is selected in ArcMap? (ArcMap 10)

I am working on an arcobjects extension, that basically provides universal batch / task scheduling for the geoprocessing tools (similar to ERDAS's Batch/Scheduling System), the project is 99.9% ...
4
votes
2answers
152 views

Purple anomaly on imagery

Can someone please tell me what this purple anomaly is on the imagery that we just received. The only thing I have done processing wise is to build the pyramids when they first came into ArcMap. Other ...
2
votes
1answer
1k views

How to change the datasource with python?

How do I change the datasource of all layers in a map document using arcpy and python
4
votes
4answers
4k 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
248 views

Algorithm to determine if there are any landlocked polygons

Imagine that I have the need to determine landlocked countries. Is there a to do it automatically? Any known implementations? The target platform on this will be ESRI.
2
votes
1answer
611 views

I have several layers (polylines and polygons) that are of the same area but they don't overlap in ArcMap as they should, what do I do?

For my GIS project for my class, I have downloaded several vector layers from different websites (polyline of the continental divide, a boundary polygon of New Mexico, a rivers and water bodies layer ...
3
votes
1answer
334 views

Is it possible to create a custom Editor Object for Arcmap and tie it to a custom tool?

I have some spatial enabled tables tables in SQL Server 2008 and add them to ArcMap using custom layers(or a a spatial enabled OLE DB provider) successfully,but as you know,the editor toolbar of ...
3
votes
3answers
3k views

WKID (Well Known ID) for national projection for ArcGIS REST API

I have to use my national projection system which does not have corresponding WKID listed for ArcGIS REST API. Without it I am unable to use this projection system for my web application. Any ...
15
votes
3answers
2k views

R to ArcGIS 9.3.1 or 10

I m trying to learn R generally and making statistics for maps. I found some useful tricks for making maps with it but it is not the best you can do. My everyday GIS program is ArcGIS. How I can use ...
3
votes
1answer
585 views

ArcGIS Flex Polygon to PostGIS Polygon

ArcGIS supports building polygons within the flex component that contain self-intersecting rings, as well as rings that touch at multiple points (breaking the "arbitrary" rules here: ...
3
votes
5answers
3k views

How to re-enable coded value domain descriptions?

I have got a Personal Geodatabase with a feature class and several coded value domains. Domains are assigned to some of the attributes of said feature class. Domains are correctly defined and match ...
3
votes
2answers
464 views

How to model a stream in 3-D based on known depths across the stream

I have an excel spreadsheet that contains the elevations across the profile of a stream. I was wondering how to model this in 3-d. Basically there are 6 monitoring stations that are within a stream. ...
8
votes
3answers
581 views

Applying version control to ArcGIS Models

Version control is an indispensible tool for software development, allowing one to reliably and cleanly step back in time to the last time X did it's job exactly right, or to see what changed between ...
3
votes
1answer
184 views

esriFramework.appRef is null

Trying to use the following code with an ArcGlobe Control Type t = Type.GetTypeFromProgID("esriFramework.AppRef"); System.Object obj = Activator.CreateInstance(t); Howevewr, t is coming back as ...
5
votes
2answers
431 views

How to sum an attribute of a feature in a network along a route? (ArcGIS Network Analyst)

In the walking network that a friend and I are creating, we want to calculate an overall safety rating for each route. Each segment of our walking network has a certain safety value. We have ...
10
votes
4answers
2k views

Best place for (structured) ArcGIS tutorials

I've been through University for a Geography degree and am now working on a PhD in Remote Sensing. As part of my undergraduate degree I did a couple of GIS courses, but they concentrated mainly on the ...
7
votes
6answers
3k views

Extract boundary from detailed layer in ArcGIS or QGIS

Is it possible to return the boundary (outside) permiter of a polygon layer? Let's say you have the map of the USA, for simplicity, broken down to the county level, is it possible to return the ...
10
votes
2answers
1k views

Interpolation for timeseries in ArcGIS

I'm trying to calculate average rainfall value from a number of points using Inverse Weighted Distance tool in ArcGIS 9.3. My problem is that: each point has it own time series, therefore the ...
6
votes
1answer
4k views

How to provide automatic overview map, ArcGIS 10

This is a slightly badly phrased question I know, but I'm not really sure what to call this. My supervisor recently showed me a printed out map that he had produced with a high-resolution satellite ...
3
votes
1answer
594 views

Network Analyst hierarchy routing issues. (ArcMap)

My friend and I have created a walking network. We created a network without a hierarchy evaluation and the routing worked fine, but when we added a hierarchy to the equation many routes won't solve. ...
1
vote
3answers
627 views

Why are my labels in the wrong polygons?

I am working with a very large data set. When I label my polygons, the labels display like a highway of labels through the middle of my map. I'm using ArcGIS 9.3. I have tried to fix it with Maplex, ...
4
votes
1answer
2k views

How to configure legend for ESRI Silverlight SDK 2.1

I can't get the simple Legend sample working with this florida mapservice. The names appear, but the tree doesn't get populated. Anyone see why this code shouldn't work? Here's my modified xaml: ...
5
votes
2answers
6k views

Why are my labels overlapping in ArcGIS 10?

Please excuse what may be a very newbie question. I'm not new to GIS, but just learning ArcGIS. I have been led to believe that the standard labeling engine doesn't allow any overlap: ...
3
votes
3answers
1k views

How to create a copy of a feature class that is vertically and horizontally offset by a given distance?

I want to duplicate a polygon feature class and offset all of the polygons by about 10 feet in both the x and y directions. Is this possible to do using arcpy, or are there any geoprocessing tools ...
4
votes
1answer
942 views

How to set map rotation in ArcGIS Javascript API?

I've created a web map using the ArcGIS Javascript API, but I need my map to have a fixed rotation of 1.76. The street grid of the map doesn't totally align with the cardinal directions, so it looks ...
3
votes
1answer
1k views

ArcGIS - How to export only map borders to a transparent .png file?

Is there any easy way of doing it?
7
votes
3answers
202 views

ArcGIS data capacity

For any ArcGIS users, how large of a dataset (in terms of number of records) can ArcGIS comfortably render on the screen at once? For example, if I have an excel spreadsheet with 15k records, will ...
9
votes
5answers
9k views

Is there a tool or process that will automatically snap endpoints of polylines within a given proximity (ArcMap 9.3)?

A friend of mine created a network of polylines that were all supposed to be connected. However, he just realized that many of the endpoints of the lines aren't connected, but are very close. I told ...
3
votes
1answer
188 views

Is it possible to some how find out which feature is identified on ArcMap document, using arcpy and then read the attributes of the feature?

I have to find out which feature is identified on the map, thus subsequently read the attributes of the feature, and then do some logic to plot a time series graph. Is it possible to find out which ...
13
votes
5answers
4k views

What is the easiest way to copy a domain(and only the domain) between Esri geodatabases?

Sometimes I have the need to copy a domain(s) from one geodatabase to another (without the featureclass or table). In the past, I have accomplished this in a few different ways, but each method is ...
3
votes
1answer
395 views

Is there a no point symbology option in ArcGIS?

I'm sure it exists, but is there a way to set a point layer to have no symbology. This works best for cities as you just want to display the name, and not necesserily show the location. The way I do ...
16
votes
7answers
636 views

Hidden Features of ArcGIS

ArcGIS is one of the most popular software-packages available for GIS. What are the lesser-known but useful features of the ArcGIS? Which little/hidden tricks do you known that make your experience ...
9
votes
3answers
898 views

Best ways to embed dynamic maps into PDF files

Working in consulting, I found that sending clients PDF file with my embedded maps is one of the best ways to achieve a wow-effect from them. The latest pdf file formats all support the layers feature ...
4
votes
2answers
531 views

How to include polygons as part of a network for Network Analyst (ArcMap)?

I am creating a pedestrian walking network of a downtown area. I am digitizing line segments for paths and sidewalks, but I need to incorporate parking lots into my analysis. So far, I have been ...
5
votes
4answers
5k 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 = ...
9
votes
3answers
2k views

How can I speed up slow-loading, template-generated MXDs?

I have an ArcMap template (.mxt) file which causes .mxd documents created with it to take 5-10 minutes to load (if it ever loads). Even after stripping out all the data sources and tables, the issue ...
3
votes
1answer
303 views

Getting ArcGIS.com-created map to show up in sample app

I've been experimenting with the My First iOS app example, trying to get it to display a Bing map layer I created on ArcGIS.com. However, the layer doesn't display. In the sample app's code, when it ...
10
votes
3answers
4k views

How to merge two 'incompatible' polygon layers in ArcGIS?

I have two layers of polygons with administrative boundaries. Although they come from the same data provider, they seem to have small discrepancies and do not 'fit' each other. How could I merge ...
4
votes
4answers
2k views

What is a good plotter that works well with ArcMap?

I will soon be setting up a small office and we will be needing a 36" plotter. I am looking for recommendations for a good plotter that works well with ArcGIS. Speed is not important as long as I can ...