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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5
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2answers
286 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.
5
votes
1answer
226 views

When a class in an ArcGIS extension should be an ArcGIS class

Visual Studio templates provided by the ArcGIS SDK offer a "ArcGIS Class" which is a simple C# class that has the attributes Guid, ClassInterface, and ProgId before the class declaration. While adding ...
5
votes
1answer
137 views

Create custom locator file - what license level of ArcDesktop do I need?

I would like to create custom locators in ArcDesktop to circumvent this problem: Why doesn't US One Address locator style have city, state or zip code fields? So I am going to buy a copy of ...
5
votes
2answers
500 views

What parts of the ArcGIS 9.3 Geoprocessor Programming Model diagram are not relevant for ArcGIS 10?

The geoprocessor programming model was an excellent tool for python scripting using ArcGIS 9.3. There is still no equivalent diagram for ArcGIS 10 - although there is a request on the ArcGIS ideas ...
5
votes
2answers
554 views

ArcGIS - IExtension.Startup() not launching

I have an ArcGIS 10 extension that will not launch .Startup() when ArcMap loads. I can get it to hit when I go to Customize->Extensions and un-check/re-check the extension name. Is there a setting ...
5
votes
2answers
1k views

Creating polygons from a one to many relationship of points

I have a set of polygons that are in a one to many relationship with points. The polygons are administrative boundaries and the points have information on companies and percentage of ownership . I ...
5
votes
2answers
695 views

What is a .mem file?

I’m running ArcServer 9.3.1 on a Windows Server 2008 virtual machine. I noticed the other day that my C:\ drive was almost full. I tracked the issue down to this location ...
5
votes
2answers
3k views

Calculate distance of points along a route

I am struggling with the calculation of the distance between points along a stream (points are located 0-20m away from the stream) in ArcGIS 10. The points are simple xy-data in UTM. I created a ...
5
votes
1answer
845 views

Problem with deleting file locks in ArcGIS 10

I did not realize that I should have been deleting cursors after accessing attribute tables until today. Up until now I never did this, but I've noticed that there are lots of file locks after my ...
5
votes
1answer
2k views

Updating a point's geometry based on geometry of another feature class

I'm looking to update the point geometry of lets say "oldFC" by obtaining the shape geometry of "newFC" and applying that to the "oldFC". I also want it to grab the value in the ID field in ...
5
votes
1answer
3k views

Are there any good alternatives to the Maplex (ESRI) labeling engine?

I am running ArcGIS 10 (ArcView) with the standard labeling engine. I am very familiar with Maplex and have used it in the past but it still lacked the "feature-linked" functionality given the type of ...
5
votes
2answers
891 views

Importing attributes from Excel file into new Polygons

I have a constantly updated Excel file containing address information which I am currently copying into the attributes of new polygons which I am creating on a daily basis. I am currently doing this ...
5
votes
2answers
537 views

Using rpy2 in ArcGIS

I have a 3rd party python geoprocessing script that requires rpy2, and thus also r. What is the best way to get these working together? Using R with ArcGIS Desktop says the most useful option for ...
5
votes
2answers
3k views

Viewsheds and Observer Points in ArcGIS Spatial analyst

I am trying to understand the viewshed and observer points tool in spatial analyst. I want to show which areas of land can see a wind turbine, or put another way, from where can the wind turbine be ...
5
votes
2answers
3k views

Find crossing lines in ArcGIS

I have a network of lines (pipes) and I want to be able to show the difference between an intersecting line and a crossing line. I was wondering if there is a tool for generating points on all ...
5
votes
4answers
365 views

How can I create a universal ArcGIS 'Current tool' property?

I have a base tool class which handles 90% of my custom logic, but some tools need to set themselves as the current tool. The operations between ArcEngine's IToolbarControl and ArcDesktop's ...
5
votes
3answers
786 views

How do I render data quicker in Arcmap?

Is there a way around to speed up the data into ArcMap ? When I converted the raster to polygon and some data would load up quicker and some other load slow. I am wondering if I could add the spatial ...
5
votes
2answers
473 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 ...
5
votes
1answer
673 views

Advice on ideal server specifications

I am looking for your thoughts on ideal server specifications for a moderately sized habitat mapping project. My current server is about to reach its storage capacity, so I am researching buying a ...
5
votes
3answers
2k views

Using arcpy what is the most efficient way of projecting a selection from a large data set?

I have a large data set X(x1-xn) from which I must select consecutively the attributes A(a1-an) from X.fieldsSRC or X.fieldDST and project the selections. I have a functioning arcpy script that does ...
5
votes
2answers
270 views

Zoom Commands as Mouse Gestures

Is it possible to use the zoom in, zoom out, and previous extent functions as mouse gestures in ArcMap? For example, say a user held down LShift then left click and dragged diagonally to the lower ...
5
votes
2answers
2k views

Need help calculating forest cover within a buffer when it overlaps with other buffers

I'm new to ArcGIS and having real trouble getting this done… Hopefully someone can help. Thanks in advance! I have a layer showing forest cover in a landscape. I'm trying to create a 5km buffer ...
5
votes
1answer
598 views

Memory leak in ArcGIS aggregate points/buffer/Addfield/cursor

I am starting to have concerns about the ability of ArcGIS 10 to fulfill a deliverable of mine. It got me to wondering what exactly else there is, that can perform similar functionality? ET ...
5
votes
1answer
328 views

Address locator not using modified .cls file

I have made a customization to the US Streets locator style for our application. We've changed "SR" to map to "STATE ROAD" instead of "HC" in the us_addr.cls file in the C:\Program Files (x86)\ArcGIS ...
5
votes
2answers
3k views

Is it possible to change spatial reference (and reproject) feature classes in-place, using ArcMap/GeoProcessing?

We have an Esri based system in production; a complicated data model with a large number of feature classes. We need to migrate the data to another spatial reference. The feature classes have class ...
5
votes
1answer
1k views

Reset Object ID After Truncating Table In SQL Server

I am working on a program to export data from a view containing a geometry type in Sql Server 2008, to an ArcSDE table on another server which also stores data using the geometry type. The source ...
5
votes
1answer
450 views

GP Progress Dialog in ArcGIS10

I have an ArcGIS custom IGPFunction tool. I want to use the GP progress dialog not the progress bar at the bottom of the ArcGIS window as I don't want people to interact with the map whilst it's ...
5
votes
3answers
3k views

How to add pins (graphics) to ArcGIS map in wpf?

I have a wpf app with an ArcGIS map, I used the extent property to zoom and pan to Canada (the location I want) and added the pins (images) by adding a graphics layer, see code below. currently I'm ...
5
votes
1answer
1k views

How to create adjacency matrix of topology graph of arc map for shortest path?

I have created a topology graph of a polygon feature and I want to find the individual FIDS of the lines of the polygon. I want to construct an adjacency matrix to create the shortest path. How can I ...
5
votes
1answer
449 views

Extract many or clustered cells attributes around points

My question is similar to Extract raster values at points, but perhaps more complex. How to extract the attributes of clustered cells around a point/points? For example, I have many vegetation plots ...
5
votes
2answers
3k views

Select by Attributes Where Clause how to get current date?

I am trying to build a where clause for a select by attributes operation in ArcGIS. I have a feature class that has a date field that has dates in it. I wish to construct a where clause that selects ...
4
votes
3answers
3k views

What is the easiest way to measure a polyline using either QGIS or ArcGIS

I've collected a bunch of GPS polylines (WGS84). What is the easiest way to measure the length of these lines in KM?
4
votes
5answers
2k views

Simplify shapefile parcel layer

I have a very large shapefile with over a million parcels within it. The problem I am having is that the polygons representing each parcel are very jagged. What I am looking for is a simple and fast ...
4
votes
4answers
2k views

ArcGIS Server 10 and Desktop 9.3 interoperability

I want to install ArcGIS Server 10 but our users only have ArcGIS Desktop 9.3.1. So does ESRI support: a) Access/use AGS services from 10 in 9.3.1? b) Manage (create services etc) AGS 10 from ...
4
votes
1answer
1k 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 ...
4
votes
2answers
336 views

Vector Analysis: Determining area of county land mass without water features

Here are the layers that I have: State / Province polygon file (With Area Field) County / Ward polygon (with no area field), but all the polygons are within the state boundaries Water ways for the ...
4
votes
3answers
389 views

Looking for good resources for batch files in relation to databases/geodatabases

I hesitated a bit before asking this, as it isn't necessarily a GIS specific question, though I'm using it to update geodatabases. I have found plenty of hits on a Google search, but frankly, many of ...
4
votes
3answers
868 views

How to create network simulation / temporal models for videos?

I know of ArcGIS Tracking analyst and QGIS Time Manager. I have a transportation network with time based schedule for buses. I will create time aware shapefiles from this data. Is it possible to ...
4
votes
2answers
476 views

How to run an external exe in ArcGIS Python?

I need help with one question. I would like to run an external executable written in fortran which provides one of the inputs inside a python code. Is it possible to run that exe inside python script? ...
4
votes
2answers
4k views

Reclass for vector data in ArcGIS

I've got a vector dataset (in fact, OS MasterMap data) and I want to set the value of a certain field based on the value of another field. For example: Field1 Field2 Building 20 Grass ...
4
votes
5answers
283 views

Extensions Real World Examples

Hello I am an undergrad currently studying GIS. I'm working on a paper and I need real world examples of the ArcGIS Extensions. So basically how have people used them. I need to find articles online ...
4
votes
4answers
2k views

What's the difference between TOC and legend, _really_?

Like many folks here, I have played ESRI FlexViewer for quite a while. I couldn't help noticing there were still two widgets, one for TOC and the other for legend. It looks to me TOC is a layer tree ...
4
votes
2answers
523 views

Workflow in ArcGIS 10

Our agency has collabrated with six townships and one city for preparing an inventory of stormwater network. We are using ArcGIS 10 (2 ArcView licenses) and ArcPad 7.1 (stuck with it since our ...
4
votes
1answer
165 views

Why does a cache service need to load first when a dynamic service is involved?

I notice if you have 2 services 1 cached and 1 dynamic you have to load the cache first for it to display. Does anyone know why?
4
votes
2answers
2k views

How do I convert a text file with coordinates to database table in Python?

How do I convert a text file with point coordinates to database tables in the Dbase.dbf format in Python?
4
votes
4answers
4k views

Connecting GPS to ArcGIS via USB

Is there a way to connect a GPS to ArcGIS via USB? At the moment the GPS extension only appears to support comm port connections. It would be good to know if a USB connection can be made, then perhaps ...
4
votes
3answers
520 views

Moving “last name” from last to first in the Attribute Table

How do you get e.g. "John D. Doe" to "Doe, John D." in the AT using VB Scripting without going individually going through each line? I am using ArcGIS 9.3. I should note that not all the names are ...
4
votes
2answers
724 views

ArcGIS, Calibrating routes, interpolation error

I know that copy a question is not exactly great way to ask on this forum, but my situation is exactly the same as this unresolved issue on the (closed) ESRI forum: I have a stream centreline ...
4
votes
2answers
264 views

How do you determine if feature is editable?

I am using the FocusMap.FeatureSelection to return all the currently selected features. I want to process only the currently editable features and leave the remainder alone. How can I quickly ...
4
votes
3answers
875 views

ArcGIS- load multiple raster files from list

Good morning, Today's question is: how to select and load multiple rasters from one folder in Arc? My situation is probably familiar to some of you. I do have 3 folders with houndreds of maps in it. ...