Use this tag when ArcGIS 10.1 is the version you are using from the ArcGIS platform.

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0
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1answer
35 views

Splitting a line into multi-line at desired points in arcgis 10.1

I am currently working on a project in ArcGIS 10.1 Advanced license regarding the a single facility multiple destination analysis. But, I encountered a problem. I have to separate line features into ...
1
vote
1answer
55 views

Insert (or Update) Cursor setting value to None not honored when field has a default value

To set a field to null, the InsertCursor or UpdateCursor is setting the value to None. Here is a sample for the UpdateCursor: with arcpy.da.UpdateCursor(test_fc, ['SERVICEINDICATOR'], """"OBJECTID" ...
1
vote
1answer
39 views

Separate buffer for road lines

I want to a buffer around road (dwg file) in Arcgis. I am merging road lines but there are separate buffers for every line of road.
1
vote
1answer
57 views

ArcGIS 10.1 crashes during connection with ArcSDE 10.2 in Oracle 11g database

I have been having this issues of ArcGIS (ArcMap and ArcCatalog) crashing on me every time I try to connect to the databases. I have updated both client and server patches for Oracle as suggested by ...
1
vote
1answer
25 views

ArcMap 10.1 Create colored lines from one layer to another based on common field

I joined a points layer to a polygon layer. How can I draw lines from a one-to-many polygon to points? I don't have Business Analyst extension so I don't think spider diagram is the right tool. Also, ...
1
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2answers
43 views

Use arcpy to Import Symbology instead of Apply Symbology?

I am using arcpy (ArcMap 10.1) to create a series of maps of the same extent that show increased count of disease in areas over time. For example, in the first map, the disease count will be low in ...
1
vote
1answer
56 views

Problems Renaming Fields with Make Feature Layer

I am using Make Feature Layer as a tool in a model. You can see I have two instances of the tool. I'm having issues with the top one, Make Feature Layer (2). I am using the tool's field renaming ...
0
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0answers
32 views

Overlay of .tiff format map in ArcGIS 10.1

I have 5 images in .tiff format. I want to do a weighted overlay, for that I want to convert these images to raster format. How to do weighted overlay or overlay using these images?
4
votes
1answer
89 views

How to delete rows in attribute table of a shape file based on specific condition?

I want to delete ceratin rows in a shape file if field ID is equal to certain number (say 2). Below is what I am trying, import arcpy shape="C:\Users\Data\Loc.shp" rows = ...
-1
votes
1answer
43 views

Exporting maps to pdf

I need to create a PDF book of all counties in a counties shapefile. I now have to use a cursor and a for loop to get individual counties, but I'm not sure how to go from there. I'm not allowed to ...
1
vote
0answers
28 views

Individual tree extraction [duplicate]

I would like to extract individual trees in ArcMap 10.1. I have 1.3 meter resolution DSM data created from aerial images. I used Crown Height Model to extract tree heights (as attached file), but I am ...
1
vote
1answer
48 views

Polygon won't label out beyond 1:150,000

I am using ArcGIS 10.1. I have a polygon that won't label zoomed out beyond 1:150,000. I am using the Maplex Label Engine. When I switch the Date Frame to the Standard Label Engine the label shows. ...
3
votes
1answer
27 views

Total of several values in field for points within polygons

I have ~4000 insurance claims for a city. I have made a fishnet and would like to count the number of claims within each polygon. It is easy to count the total number of claims, but I would like to ...
7
votes
3answers
201 views

Calculate average stream slope at each location along stream

I'm trying to calculate the time of concentration for every point along a stream network. To calculate the time of concentration, I need the upstream channel length and channel slope. I've been able ...
3
votes
2answers
140 views

ArcGIS python “add field” and “calculate field” workflow

I am new in Python and I am creating a Script. I've crafted a functional code, but I'd like to know if there is an easier way to do it, just for curiosity (And learning new ways!). The purpose of ...
1
vote
1answer
38 views

How to replace raster values in one Raster with another [duplicate]

I have two raster files in ArcGIS 10.1, raster 1 and raster 2 all with values and similar spatial resolutions, and overlay in some areas. I want to replace values in raster 1 with those in raster 2 ...
0
votes
2answers
44 views

Is the ArcObjects SDK for .NET available with an ArcGIS for Home Use or free trial license?

I currently have a 6 month free trial of ArcGIS Desktop 10.1 that I got online with an authorization number from an Esri Press book and I've read that ArcObjects is bundled with the Desktop license ...
3
votes
3answers
72 views

How to generate a list of unique years from date field?

I have data that was collected over many years and I'd like to be able to run a python script tool in ArcToolbox (ArcGIS 10.1) to get a list of unique years from the date field. I found an example of ...
2
votes
1answer
33 views

How to get specific version (renedered with) of a feature layer in arcpy

Is there any way to get version of a layer loaded using arcpy.MakeFeatureLayer_management in arcpy with mssql server connection. There are tools that be used for several types of version related tasks ...
0
votes
1answer
27 views

Outside ArcMap session, script fails to add/save layer to mxd file

The following code generates an layer output, but fails to add and save it to the specified mxd. There are no other layers in the mxd, and is just a 'ghost' / placeholder for running the script ...
1
vote
1answer
49 views

ArcGIS Focal Statistics Returns Out-of-Bounds Result

I am trying to compute a moving window maximum on a raster, such that the output is the max within a 5 mile radius. This should result in an output grid where the maximum is equal to the maximum of ...
2
votes
1answer
40 views

get day and time from date field with time, with field calculator

I'm using ArcGIS 10.1 and have a field containing a date and time I need to get the day of the week based on my date field and also when the same field that contains date and time I need to do this ...
1
vote
0answers
50 views

Georeference dwg file in arcmap

I have a dwg file and I want to georeference it with ArcMap. I have 4 coordinates given (in Degrees and Lambert), so I should be able to reference it. I used the georeferencing tool in ArcMap, but I ...
1
vote
2answers
47 views

Layers disappear, ArcGIS layout mode

The top two layers in my table of contents are the most important. Streams and some point shapefiles. They overlay a raster. In layout mode I switched from portrait to landscape. Immediately the ...
1
vote
0answers
33 views

Create Point - measure distance to point layer- accounting for terrain [closed]

How can I - select a point / location- they pass us a location, that will be a point from one of a series of preexisting layers (which may include lat long or mailing address, but not generally. ...
2
votes
1answer
96 views

Reclassifying a DEM using ArcMap 10.1

I have a DEM that am reclassifying into two classes. One areas less than or equal to 1000 and the other areas greater than 1000. Am accomplishing this using the reclassify Tool in ArcMap 10.1. The ...
1
vote
1answer
43 views

Calculate Field throws an error when parsing python with backslashes

I have an FTP I need to access through a python script. It works fine with forward slashes, but I don't need it to be read as an html. Below are both sets of code: Working: ...
4
votes
1answer
80 views

Using UNC pathname with Calculate Field tool in ArcPy?

This question is different to Using Calculate Field to fix hyperlinks in ArcPy gives Cannot use VB for services? which was asked previously because it is using the Python parser specifically, rather ...
1
vote
2answers
61 views

Using Calculate Field to fix hyperlinks in ArcPy gives Cannot use VB for services?

Getting an error while trying to script it, specifically "Cannot use VB for services." Snippet and VB code block as follows: Raw block (works within ArcMap): "\ftp\raw\YYYYMMDD\Files\Charles" ...
1
vote
0answers
52 views

Creating Fence Diagrams from Electromagnetic (EM) Conductance Survey

I am looking for some help with creating fence diagrams in GIS for Electromagnetic Conductance surveys. I have points along a line that represent sample locations with three different depths ...
2
votes
3answers
231 views

FeatureClassToFeatureClass_conversion: How to export feature class to shapefile without losing OBJECTID

I am trying to automate a workflow which involves exporting multiple feature classes (within a geodatabase) to shapefile format. My inclination has been to use the ...
3
votes
2answers
136 views

Field calculator if and elseif statement with <Null> values in ArcGis 10.1

Trying to figure out how to get this "Headwater" column to indicate "Yes" (or 1) if the value of "NextDown_Copy" is "" and "No" (or 0) if it has any other value (eg. 7100381010). I attempted to ...
0
votes
0answers
25 views

Why is BorderContainer and ContentPane methods are not called for map and attributeInspector elements using ArcGIS API for JS?

I'm trying to display the attribute inspector on right-side panel when a feature 'onclick' event is called, but whenever i click on a feature the attribute inspector shows-up on left-side of the ...
0
votes
0answers
36 views

Using Near Feature Tool with Conditions

I am using near feature tool in ArcGIS 10.1. However, I need to add another condition to it (not only the nearest). The feature (point) that i am looking for, is the nearest (point) and also doesnot ...
2
votes
2answers
60 views

Field Calculator - conditional function and string variable?

I know this question has been asked before in different fashions, but I can't seem to get my python script to work despite looking at all the relevant questions I could find. I am simply trying to ...
4
votes
0answers
82 views

Determining the Thalweg line of a river without bathymetry?

I have the boundaries and centerline of a river. The Thalweg line defines the deepest elevation of a watercourse (see Image taken from Google). I do not have accurate enough bathymetry or Digital ...
1
vote
1answer
30 views

Arctoolbox Spatial join returns null value

I am trying to join a polygon shapefine with DWG annotation, with ArcGIS Desktop 10.1 but all the fields returned are Null !!
0
votes
0answers
10 views

Finding distance between consecutive points using ArcMap Field Calculator? [duplicate]

I am very new to ArcGIS but I am working on a data set consisting of GPS locations of radio tracked freshwater turtles. I am trying to find the distances between the points in order. Can someone ...
0
votes
3answers
78 views

Assign Mask From Layer in SearchCursor Loop In ArcPy: Error Accessing Environment

I'm trying to run a loop based on a SearchCursor that selects layers from an input polygon and polyline. I want to select a feature from the polygon to use as a mask for running Euclidean Allocation ...
0
votes
0answers
32 views

Placing point feature class with DEM in ArcGIS for Desktop?

I got the center-lined points (Picture 1), and mid-points (picture 2). Now, i want to know, how will i place these points on a DEM to get the band-of-width from the DEM. Hope picture 2 works for the ...
1
vote
2answers
86 views

How can I get the middle point between two points

I am working with a centreline of equidistant points. I want middle points of those points. For example, if the distance between each of the points is 24.99m. I want to locate the exact middle point ...
1
vote
0answers
21 views

“undo” pivot table with ArcGIS ModelBuilder?

I have a table in a geodatabase with an ID and a text field for each day of a week. The text fields contains 0 or 1 for monday, 0 or 2 for tuesday, and so on. One ID can have multiple day entries, so ...
2
votes
2answers
145 views

Creating spatial view from materialized view?

I have a materialized view that runs nightly and performs an intersection of point locations and polygons. The materialized view works as designed and returns the desired results. It contains ...
2
votes
0answers
38 views

Why is “RasterToOtherFormat” tool creating corrupted .TFW files? [closed]

Using the "RasterToOtherFormat" tool in ArcGIS 10.1 to convert tiff's with .tfwx file to tiff's with .tfw file, I get corrupt .twf files. That means, the saved coordinates in the new twf file are not ...
1
vote
0answers
39 views

How to create a single feature/segment from connected line segments

I want these 3 connected line segments to be a single feature/segment. I used dissolve and unsplit tools but I am not getting desired output. I dont want it done manually with merge tool, because ...
1
vote
1answer
30 views

Autonumber field that is populate when a point is created [duplicate]

I have a feature class called Ref_Point I need a field that creates a sequential number as points are added. Im using the feature class as a numbering tool for different jobs, so when I finish a job ...
0
votes
1answer
25 views

Converting KML to feature class using ModelBuilder?

I am experiencing issues tyring to convert a KML to a layer file to use within ModelBuilder. The KML contains a set of polygon data and a set of polyline data, the polygon data is the data I wish to ...
0
votes
0answers
14 views

Volume of free space between valleys using arcgis [duplicate]

I'm having DEM and I want to estimate volume of wastes that can be dumped in valley. For that I want to estimate volume of free space between valleys. How should I estimate volume of free space in ...
0
votes
1answer
44 views

Changing default point symbol?

I am trying to change the default point layer symbol to a set one. For example I have a fire hydrant point layer that is represented by a default point symbol when I import it into my map. Is there ...
2
votes
0answers
38 views

Extracting Mean from Raster and Writing to Table in ArcPy?

I am simply trying to extract the mean of each raster within a geodatabase and write the value to a table. I have done this successfully with another set of rasters, but now I keep getting the ...