Tagged Questions

3
votes
0answers
21 views

problem creating and editing features at extent edges

I'm in the process of creating a polyline feature layer of tectonic plates. I'm working with WGS-84 reference system, which means the extent is +-180 in lon, and +-90 in lat. In order to create the ...
2
votes
1answer
206 views

How to get all selected features from a specific feature class in C#

I am looking for a way to get all selected features from a map which belongs to a specific feature class (shape file, geo database,…). To be more specific and to give you a real case for my ...
6
votes
3answers
1k views

How to delete feature class features faster (ArcPy)

I have written this script that recurses through all feature classes in a given set of feature datasets and deletes all their features. It appears to do the job but it runs pretty slowly. Is there ...
5
votes
2answers
2k views

How to export multiple featureclasses to shapefiles?

I have plenty features in a geodatabase. I need to save/export them into shapefiles, because my mate works with Manifold, which is not able to read geodatabases. Any Ideas? Click on every single layer ...
3
votes
1answer
531 views

Change data type in Excel file before creation of feature class

I am trying to import data from Excel spreadsheets where each point coordinate has a 'datetime' timestamp (e.g. "2012-06-01 14:45:32") associated to it. When I check the table properties ArcGIS 10 ...
1
vote
1answer
626 views

Delete SDE feature class features with ArcPy

I'm working on a script that will empty my SDE database of all data. How would I go about deleting features from feature classes using ArcPy? I have an SDE connection created with a user that should ...
2
votes
1answer
363 views

editing existing lines

I have a quick editing question. I have a main line (street) from which I want to extend other small lines to reach some points (manholes), but I want to keep just one feature (the main line). I ...
4
votes
1answer
284 views

Need to delete all but one feature from a set of features with the same ID, keeping the one with the largest area

I have a large polygon layer in which most of the polygons have a unique name in a text field. Of the hundreds that aren't unique, there will be 2-4 polygons with the same name but different ...
0
votes
1answer
405 views

Fields from a selected feature set are missing when gp.submitJob(..)--in Flex— pushes feature set to geoprocessing service (in Python)

I am extending existing query functionality that I have added to the ArcGIS Flex Viewer. I would like to extract the results from a query--which consists of a FeatureSet--into a .gdb. In order to do ...
4
votes
3answers
1k views

How to delete multiple feature classes simultaneously?

I created a number of feature datasets to temporarily store the output of some ModelBuilder models. Each dataset contains several thousand feature classes, and the idea was that I could just delete ...
2
votes
1answer
455 views

Convert Features to Graphics

I want to convert selected features to graphics and keep the featuere symbology. I was thinking I could just call the UID command below, however it seems to not be working? Dim pUID As New UID ...
5
votes
3answers
246 views

Selecting polygons by number of sides

I'm using ArcGIS 10 to build some figures for a journal article. One is a figure of an unstructured finite element mesh of triangles spanning the western Atlantic Ocean. I exported this mesh from ...
1
vote
0answers
446 views

Change the symbol for a single feature in ArcObjects?

Is it possible to change the symbol for a single feature in ArcObjects? If so how? I know it's possible to setup the map symbology for different field values of a feature class, but I'd like to ...
3
votes
1answer
1k views

How to Insert Feature into Feature Class (in Memory) ESRI

I'm looking for suggestions on how to insert a new feature instance into a feature class that is in memory -- assuming that I don't have access to the feature workspace. For example, the feature class ...
2
votes
1answer
402 views

How to delete records from multiple, similar feature classes by attribute values using an SQL statement?

I have several hundred geodatabase feature classes which all have the exact same fields. I need to go through each of those feature classes and delete any records which match an SQL query (the same ...
0
votes
4answers
1k views

How to Clip a Shapefile of Circle features using a Raster using ArcGIS 10

I want to keep all the features in the shapefile that lie in the raster region and reject others. How do i do this? ------Adding More Details-------- Data to be Clipped: Is A Shapefile of 1 mile ...
5
votes
2answers
1k views

Clip (Analysis) in ArcGIS 10 running indefinitely

I am attempting to clip a series of polylines (cross sections) using a single polygon. There are approximately 2400 polyline features in my input featureclass. Is this too large for the Clip tool to ...
5
votes
1answer
504 views

Drag a Feature in ESRI, ArcObjects Engine (AxMapControl)

I'm trying to implement moving a point feature in a custom C# ArcGIS Engine application on an AxMapControl. I've already created a custom tool to do some other things. And I can track when the user is ...
3
votes
2answers
513 views

Replicating ArcMap's Point Sketch Geometry Editing (Feature Templates) in ArcObjects

I'm looking for a way to place, select, move, delete features inside a custom C# ArcObjects application (using AxMapControl). I found the exact behavior in ArcMap, but I want to save the user some ...
9
votes
3answers
2k views

What is quickest way to select polygon by point in ArcGIS 10 using ArcPy?

I keep thinking that I must be missing something, but there does not seem to be a tool in ArcGIS 10 to select features (in particular polygons) from a layer at a point (X,Y) location via ArcPy. The ...
1
vote
3answers
467 views

CreateFeatureclass_management doesn't add a layer to the TOC of ArcMap10

I created a python script for a toolbox and I am wondering about the fact that CreateFeatureclass_management doesn't add the feature-class as layer in the actual dataframe. This does not happen in the ...
4
votes
1answer
342 views

Is there a way to get the X,Y from a feature class?

I currently have an instance of a selected feature class, and I want to be able to get the midpoint X,Y (if its polygon) or the X,Y (if its IPoint) of the feature from the layer, is there some build ...
6
votes
1answer
1k views

How to Verify if a FeatureLayer already exists?

I am currently working on a project where when user loads up their map (mxd) into our system, we create several custom featuerlayers for them. My problem is though, I have no idea how to check if I ...