Use this tag when ArcGIS 10.1 (or any of its service packs) is the ArcGIS Platform version you are using.

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3
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1answer
367 views

How do I draw transparent polygons with ArcObjects?

How do I draw transparent polygons in ArcObjects? I mean is it possible to set alpha channel?
3
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1answer
719 views

How to Enable DriveTime (Minutes) in Network Analyst Service Area Creation?

I'm using ArcGIS 10.1 Network Analyst Extension to try and do a drive time analysis for fire station service areas. Using this tutorial I am going through step by step to make this happen, however, I ...
3
votes
1answer
434 views

How to convert all shapefiles in folder into KML using ArcPy?

I was trying to convert all the shp in a folder into kml. featureclasses = arcpy.ListFeatureClasses() for fc in featureclasses: # Set Local Variables composite = 'COMPOSITE' pixels = ...
3
votes
1answer
2k views

creating a buffer in a raster layer

I've got a raster layer separated into 3 zones, representative of marine park zones. What i'm trying to do is make it so that where zone 1 is adjacent to zone 3, there is a "buffer" between them, of ...
3
votes
2answers
191 views

Detecting ring direction of a polygon using ArcPy

I am using ArcPy in ArcGIS 10.1 to process some geometry using the arcpy.da data access module. However I have run into a problem with complex Polygons that contain inner rings/holes. From the ...
3
votes
3answers
1k views

Want to dissolve adjacent polygons but no common edges

I have a bunch of parcel data, I want to join the polygons basing on the same owner name. Even they are not touched, I want merge them together, such a 100 feet tolerance. The purpose is to show the ...
3
votes
3answers
2k views

How to Export Raster with same classification colors seen in ArcMap?

I have a single band raster, but i like to export it with the same colors as in Arcmap. Any help please.
3
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3answers
450 views

Concatenate only when all fields to be concatenated have values

I have two fields that I want to concatenate. Field1 contains null values and Field2 has values for every record. I want to concatenate only when both fields have values. I tried using a function ...
3
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2answers
1k views

Exporting USGS contour line shapefile to DWG or DXF?

How do I assign the Z value based on the Elevation attribute using ArcGIS 10.1 for Desktop? I've been messing with this for an hour or two now and every time the exported DWG has ZERO for z value for ...
3
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1answer
935 views

How to create a layer of directional/horizontal wells?

I have never needed to create a horizontal/directional shapefile (oil / gas well). What do you need besides the lat/long, basic well info? Direction/Length for the line? My question is - What goes ...
3
votes
1answer
393 views

Changing page orientation using data driven pages

Is it possible to change the page orientation of a map using data driven pages in ArcGIS 10.1? After setting up the DDP I have 80 portrait maps with all the map elements set up correctly. About 10 of ...
3
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2answers
1k views

ArcObjects + comtypes at 10.1

Has anyone played around with using ArcObjects in Python at version 10.1? I am having all sorts of problems, such as TypeErrors when wrapping the ESRI OLB modules and AttributeErrors when attempting ...
3
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3answers
126 views

Calculating Angles at which polylines meet point features using ArcGIS 10.1 or FME

I am attempting to update old sewer network data to a new format. Manholes features (points) are collected and pipes(line features) are given attributes in the manhole if they intersect. For ...
3
votes
2answers
82 views

Does uninstalling ArcGIS Desktop delete all user data as well?

Where can I get my shapefiles, layers, geodatabases etc. that were created with ArcGIS 10.1 AFTER I uninstall ArcGIS for desktop 10.1? Are the files saved in Documents folder remaining after ...
3
votes
2answers
96 views

Measuring Continuous Distance of GPS track in ArcGIS Desktop

I am looking for a way to quickly measure the distance covered of GPS tracks of foraging Seabirds. A tool that could give accumulative distance of point to point from the long and lat coordinates ...
3
votes
2answers
528 views

Creating donut holes without losing existing polygons using ArcGIS for Desktop?

Using ArcGIS 10.1 for Desktop is there a way to do a similar operation to creating a donut hole or island in a polygon without losing the existing features? I have mapped small lakes as several ...
3
votes
2answers
126 views

Double (triple, quadruple) size of polygon using ArcGIS for Desktop?

I have several polygons, measured in acres. I'm looking to double the area, either by a buffer, or some other method. I will need to triple and quadruple in the end, as well. I have tried to use ...
3
votes
3answers
132 views

Measure feature by tracing

I'm trying to measure how far along a river polyline a feature is using the measurement tool in ArcGIS. Is it possible to trace the polyline (in a similar method to the trace tool in an edit session) ...
3
votes
1answer
172 views

How to add an ID based on attributes in ArcMap 10.1

Given are: a polygon shapefile/feature class (FC) containing municipal districts a point shapefile/FC containing locations of, lets say, trees. My goal is to append an unique value (1, 2, 3, ...) ...
3
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3answers
475 views

How to create button that calculates acres on selected polygon features?

I'm looking to create a simple button that calculates acres on selected polygons and can't quite find what I'm looking for. I read through this thread: automating a python script..., but found it ...
3
votes
2answers
146 views

Matching vector network to slope raster dataset in ArcGIS for Desktop Advanced 10.1

I am trying to calculate the average slope of a rivers network. Each part of the network is broken up into individually numbered segments. I have a high resolution slope raster and thought I could ...
3
votes
2answers
725 views

How can I split a polygon into its sub polygons?

I am trying to define user generated polygons with Esri's ArcGIS Engine 10.1. Here's how it works at the moment: User clicks on the map and creates points User connects the points I have a ...
3
votes
2answers
755 views

Python Search cursor: Error handling

I have a search cursor that using a SQL query to match addresses and then returns the associated roll number with that address. However, some addresses do not match the roll number and then I believe ...
3
votes
1answer
112 views

How to annotate north arrow's degree rotation in ArcGIS 10.1

I rotated my data frame for a map, and the north arrow dutifully is rotated as well to show north. I've been told it's possible to annotate the degree rotation on the north arrow symbol itself, but I ...
3
votes
2answers
213 views

ArcGIS 10.1 Changing default Data Frame Order

The background: I have an .mxd that I intend to roll out across the company as our default template for all future maps/figure production. This .mxd contains two Data Frames; the first ("Main") is ...
3
votes
2answers
314 views

Need to get the minimum cell size of collection of rasters

I have the following model in ModelBuilder: Get Raster Properties looks like this . . . I need to find the minimum cell size value to use as output. Any ideas on what tool I should use to replace ...
3
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2answers
133 views

Filled Polygons on the Edge of a Map - ArcMap 10.1

Today while making a map I encountered a problem with the fill from one of the displayed polygons flooding the whole map: Notice the upper right corner where the polygon appears hollow, it should ...
3
votes
1answer
495 views

Why is my simple arcpy script failing? (sets raster cell value to null if below threshold value, ArcGIS 10.1)

As mentioned in the title, simple script to set null cell values below three standard deviations beyond the mean: import arcpy, sys, os #Accept input and output raster inRas = sys.argv[1] outRas = ...
3
votes
2answers
244 views

How to create georeferenced and projected data from hand-drawn map?

I am preparing datasets for students in a spatial statistics course for a module on spatial autoregressive models. We will use ArcGIS 10.1. The first dataset will correspond to a mythical ...
3
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2answers
2k views

How to import ArcGIS 10.1 File geodatabase to MS SQL Server 2012?

I would like to import my File Geodatabase from ArcGIS 10.1 into MS SQL Server 2012. I have never done it before, so I expect to do the import the same way as import data from excel table. Problem ...
3
votes
1answer
875 views

How to Calculate Utilization Distribution Overlap Index (UDOI) in ArcGIS Desktop?

I was wondering if any of you happen to have any information on how to calculate the Utilization Distribution Overlap Index (UDOI) in ArcGIS 10? If I understand it correctly the UDOI takes two kernel ...
3
votes
2answers
2k views

Can't perform mosaicking of rasters since upgrading to ArcGIS version 10.1

I just updated my ArcGIS to version 10.1. When using ArcMap, I've not been able to perform mosaicking without getting an error when I use the "Mosaic" tool in Data Management Tools -> Raster -> Raster ...
3
votes
2answers
50 views

Adding description to layer using ArcMap?

This may be quite basic but can't figure it out. I have a problem when adding a description to a layer (right click layer -> properties -> general: description). When I update the description, ...
3
votes
2answers
75 views

Assign point IDs to respective start and end attributes of a polyline

I have two shapefiles, Point and Polyline. I'm trying to populate my polyline layer with the point data ID (systemID) where the lines start to where they end; eg. create two columns (from and to). The ...
3
votes
2answers
54 views

LIDAR online training

Beside ESRI's LIDAR online training, I'd like to work on some hands-on training that I can learn about LIDAR. Are there any good LIDAR out there that I can get some training with the datasets ? ...
3
votes
2answers
51 views

Labeling runs out of map extent and onto borders when exporting to PDF from ArcGIS for Desktop?

When I have tried to export several of the maps I have made but I have a problem with labeling that runs out of the map extent and onto the borders. I am exporting to a PDF and opening the file in ...
3
votes
1answer
89 views

Copy multiple features in feature class, update field value based on number copied

I have created a field which will indicate the records I want to alter. What I want to do is then cycle through these records, each will contain sum values in a field.Based on the sum I want to copy ...
3
votes
1answer
98 views

How to Unlock feature classes in ArcCatalog that don't show user

In ArcCatalog there are some feature classes that are locked and don't show a user. After restarting SQL server, the feature classes remain locked. Any ideas as to what might be causing this and how I ...
3
votes
1answer
2k views

How to find X,Y coordinates of a single point in ArcMap 10.1?

I have a shapefile of a road layout (name: US-101). I drew a line across the road section which intersects the left and right edges of the road and pavement marking (which is also the part of ...
3
votes
2answers
337 views

Extend Polyline in ArcGIS without intersecting line

I am trying to extend the ends of each line I have in a seismic survey 2 miles. I have tried using the extend line (Editor) tool but it needs an intersecting line to move to. Does anyone know how to ...
3
votes
3answers
340 views

How do I edit joined parcels to eliminate gaps in a parcel fabric?

I have a parcel fabric layer that has a gap in it: I want to edit the selected parcel on the bottom to fill the gap. I don't want to construct a new parcel to do so. How do I modify the parcel in ...
3
votes
1answer
458 views

How to perform Tool Validation in Python Toolbox?

I'm trying to make sure there is no '-' in the output filename, and if there is, to set an error (circle with the red 'X') so that the tool can't be run, and have a tooltip that explains the issue. ...
3
votes
2answers
642 views

Create a single connected polygon from multiple polygons

I am trying to create a single continuous (neighborhood) polygon from many tax block parcels. The Multipart to Singlepart GP tool does not accomplish the task since I need the polygon to be complete; ...
3
votes
2answers
491 views

Display Access query in ArcMap

Hi I have an access database and have some built in queries in the database. The same data is stored in geodatabase with the spatial information. Now I want to follow this process: Access->push out ...
3
votes
2answers
89 views

Deleting the “cached” field names for a large CSV file

Using ArcGIS Desktop Advanced 10.1 I have a large CSV file (36MB with about 600,000 records) that contains single addresses that I want to geocode. The file is called "SingleAddresses.csv" The file ...
3
votes
2answers
1k views

How to export a mxd to a image with transparent background

I cannot get ArcMap 10.0 or 10.1 to "Export Map" to a png or gif with a transparent background -- no matter what I set the background and transparent colors to. Thus, I created the following script, ...
3
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2answers
331 views

Lidar data in ArcGIS 10.1

Problem: I have a set of LAS files that doesn't display in Arcmap. Details: I try to use LAS to tin in Arcmap to convert my LAS points to a TIN. However, when browsing to the folder with the files, ...
3
votes
2answers
418 views

.net Geoprocessing object: 000816: The tool is invalid

I am currently trying to build an ESRI Addin that supports multiple versions of ArcGIS (10.0 & 10.1). The project targets .net framework 3.5 and is built in the ArcGIS 10 environment. The ...
3
votes
1answer
128 views

How to set waste water gravitational flow direction using DEM automatically?

I have a Geometric Network of Waste Water and I need to set line digitize direction according to the gravitational flow direction using a DEM. I'm trying to avoid flipping manually 1000 Km of ...
3
votes
1answer
114 views

Join is deleting fields in arcpy

I'm working on a script to automate the conversion of CAD .dwgs of rooms to feature classes, I'm nearing completion and am now working on the second portion of the script (I've seperated it into two ...