Questions tagged [arcgis-10.2]
Use this tag when ArcGIS 10.2 is the version you are using from the ArcGIS platform.
414
questions
9
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2
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Computing dominant area in polygon using ArcGIS Desktop?
First, I have a shapefile consisting of square grids and each grid has an ID. Second, I have a shapefile consisting of different zones (with IDs).
A grid ID in the first shapefile can contain many ...
- 359
4
votes
1
answer
3k
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Graph/Network building and analysis of linked polygons in ArcMap
This is more of a follow-up question to Dividing polygons into *n* number of groups of equal counts with ArcPy? and Grouping village points based on distance and population size using ArcMap, ...
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8
votes
1
answer
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Grouping village points based on distance and population size using ArcMap
How do I group a number of villages based on their distance to each other and total cumulative population size?
I have a vector file of say 100 village points attached to atable containing data on ...
4
votes
5
answers
9k
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Creating polygon feature class from area in one not covered by another using ArcGIS Desktop?
I am working on a project doing spatial analysis at a statewide level. I am looking at a form of transportation coverage in a state, and part of my analysis involves buffers and drive time polygons. I ...
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19
votes
3
answers
108k
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Basic If/Then in Python Parser of ArcGIS Field Calculator?
I am using ArcGIS 10.2 for Desktop, and I've been looking through this site, and can't seem to figure out my answer yet. Very new to VBA and Python, but lots of years with ArcGIS. I know I can do ...
- 613
8
votes
3
answers
24k
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Auto-incrementing field in feature class using ArcGIS Desktop?
So I'm relatively new to ArcGIS and ArcCatalog. I have created a field name of PROJECTID in a feature class in a Personal Geodatabase. The data type is TEXT. This will be a ten digit ID. The first ...
- 307
19
votes
6
answers
22k
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How to randomly subset X% of selected points?
What methods are available in ArcGIS 10.2 to randomly subset a selection of points. For example, in the attached screenshot I am interested in keeping 20% of the selected points and deleting the rest....
- 51.5k
10
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1
answer
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Adding labels with symbols to legend in ArcMap?
I'm creating a map with ArcGIS Desktop v10.2.2, showing museums as points. The museums layer has no symbol and the labels are made of a circle filled with color with the ID inside, taken from the [ID] ...
- 319
1
vote
2
answers
567
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Using ArcGIS Field Calculator to create classes in new field?
I first classified firstCol into groups and then I want to give the groups with different weighted values in another field, SecondCol. I will need to give different weighted values very often. I find ...
- 141
10
votes
7
answers
6k
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Dividing polygons into *n* number of groups of equal counts with ArcPy?
One of my tasks for work is to divide parcels into groups. These groups will be used by agents to talk to property owners. The goal is to make the agent's job easy by grouping parcels that are near ...
- 13.8k
10
votes
5
answers
16k
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Counting overlapping polygons from one Shapefile using ArcGIS Desktop
I have a shapefile with 16,400 polygons. Each polygon shows the expansion of a bird species for the whole world.
Now I have to count the overlapping polygons. I tried it with union and dissolve (...
- 571
9
votes
4
answers
33k
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Filling NoData gaps in raster using ArcGIS Desktop?
I have a raster with gaps in it. I want to fill these in with averages of surrounding cells using ArcGIS 10.2 for Desktop.
I have tried "Focal Statistics" but it averages EVERY cell and not just the ...
- 91
3
votes
2
answers
19k
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Calculate line distances inside of polygons using ArcGIS for Desktop?
I'm working with two data sets:
NHD polyline stream layer for my entire state
HUC Watershed boundary Polygons for the entire state
I am looking for a way to calculate the total length of streams ...
- 147
8
votes
1
answer
11k
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Creating fishnet grid with specified rotation angle in ArcGIS Desktop?
I'm working on this project and I need a grid with a certain rotation, at about 60 degrees, for example.
Starting from that I need to make a block of 20mx50m, and the last thing is that inside each ...
- 435
3
votes
1
answer
385
views
Why isn't the service layer shape properly spread out?
I created a simple service layer polygon in network analyst (ArcGIS Desktop 10.2) with no hierarchies set in the street network. Now I don't understand why is this polygon created along some ...
- 716
2
votes
4
answers
7k
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Splitting multiple polylines by distance in ArcMap
Is there a method to split thousands of polylines by employing a tool like the "Editor" - "Split" method and using distance, in ArcMap?
When I utilize the "split" - &...
- 61
14
votes
2
answers
30k
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Installing 64-bit geoprocessing of ArcGIS for Desktop?
I am trying to install 64-bit processing to ArcGIS 10.2, but the ESRI Patches and Service Packs website only has installations for Service pack 1 that goes with ArcGIS 10.1.
One similar question on ...
- 1,177
12
votes
2
answers
4k
views
Making Map Book of pages with same area shown but different layers turned on/off
In ArcMap a Map Book is best suited for a series of features that each get their own page. It allows you to pick a feature and generate a Map Book Page for each feature including any additional ...
- 655
10
votes
1
answer
6k
views
Batch Georeferencing in ArcMap/ArcPy?
I have about 50 pdf maps that I would like to batch georeference and/or georectify. I've saved one as a jpg and georeferenced it manually and would like to automate the rest which are in the same ...
- 181
8
votes
7
answers
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Debugging ImportError: No module named arcpy
I have written a script and am trying to run it in Python IDLE 2.7.6.
I first try to import arcpy, but I get an error message saying:
ImportError: No module named arcpy
Why does it not work?
I am ...
- 173
5
votes
3
answers
4k
views
Changing color of symbol in UniqueValuesSymbology object using ArcPy?
I have an template mxd I reference with several pre-defined layers. The only variable I need to modify is the color of certain symbols in the layer. I have tried to modify and dig around the Symbology ...
- 118
2
votes
1
answer
11k
views
Downloading ArcObjects SDKs for .NET?
Can anyone can suggest where I can freely download ArcObjects SDKs for ArcGIS?
I am using version 10.2.
- 1,462
22
votes
9
answers
71k
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Changing Field Name in ArcGIS Desktop
How can I change the field names (not the alias) in ArcGIS 10.2?
I already found this page on ArcGIS support: "Renaming shapefile fields (Defense Mapping)" but there is is not "Defense ...
- 1,496
8
votes
2
answers
11k
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Exporting raster as .tif with "use renderer" and "force RGB" produces inaccurate colors?
In ArcMap 10.2 I have a DEM and my aim is to change its color ramp using ArcMap, then export this colored raster as a geotiff (8 bit).
I checked "use renderer" and "force RGB" options but the results ...
- 709
8
votes
1
answer
7k
views
Calculating area weighted average of attribute in one layer by shape in another using ArcGIS for Desktop?
For a project I am working on I would like to intersect fire station response districts with income data to determine the median income per response district. However the borders of the layers ...
- 83
6
votes
1
answer
731
views
Getting different results using Select by Location with ArcPy vs ArcMap?
I have two different layers. One layer contains features that are supposed to sit directly on top of features in the other layer.
With ArcPy I'm doing a SelectLayerByLocation with "ARE_IDENTICAL_TO" ...
- 9,131
5
votes
2
answers
18k
views
What causes ERROR 000210: Cannot create output in_memory\AND from ArcPy?
The ArcGIS for Desktop "ERROR 000210: Cannot create output" has been reported on this site a number of times but an in_memory workspace seems to have been implicated only once:
ERROR 000210: Cannot ...
- 65k
4
votes
1
answer
516
views
Counting traversed arcs on routes to write attributes using ArcGIS for Desktop?
I have number of persons located on a road network and I have calculated their shortest distance to a particular location.
From the routes output created from Closest Facility can I
break the routes ...
- 43
3
votes
1
answer
6k
views
Why does Raster Calculator (RasterCalculator_sa) give ERROR 000539 in ArcPy?
I am getting a not executed error for a raster calculator. Here is part of the output:
File "C:\projectTemp\FloodAnalysis\floodxsectionanalysis.py", line
107, in makeSeemless
arcpy....
- 191
1
vote
3
answers
3k
views
Getting latitude and longitude raster from DEM using ArcGIS Desktop?
Could anyone provide with a way to calculate latitude and longitude from DEM, for each raster cell?
In previous posts about this, I have seen that some suggest calculating lat and long in certain ...
- 1,460
26
votes
3
answers
4k
views
Major bug in ArcGIS Zonal statistics?
Update: The bug has been fixed in the ArcGIS 10.4 release
I am using ArcGIS 10.2.2 to determine zonal statistics for a number of zones. If there is any NoData in the value raster, I want the zone ...
- 634
12
votes
3
answers
2k
views
Documenting inability to Start Editing SQLite geodatabase layers in ArcMap?
I've recently started creating SQLite geodatabases using ArcGIS 10.2 for Desktop with both ST_GEOMETRY and SPATIALITE storage data types and was impressed by how easy this was to do.
I then tried to ...
- 65k
9
votes
2
answers
9k
views
Specifying field in attribute table with raster calculator using ArcMap
How can I specify the attribute field to use in the raster calculator of ArcMap 10.2?
In 9.x, I used the dot notation.
i.e. To use the "New_Value" field, I could do the following:
[MyRaster]....
- 1,370
6
votes
1
answer
19k
views
Calculating percentage of overlap between two different layers using ArcMap
I have two different layers (Layer 1 and Layer 2) both made up of many thousands of polygons. Many of the polygons in Layer 1 overlap to differing degrees with Polygons in Layer 2. I need to calculate ...
- 175
6
votes
2
answers
831
views
Increase each polygon area to the same area
I'm using ArcGIS Desktop 10.2.
I have many polygons (buildings) with various areas and I want the same area for all my polygons: 100m². The final goal is to aggregate them and build the urban ...
- 63
5
votes
1
answer
4k
views
Installing pandas with Esri's python?
Trying to get pandas to import, but I'm getting what looks like an error caused by a failed dependency of the version of my Esri-provided numpy's compile, based on this stackoverflow posting. Here's ...
- 1,290
3
votes
5
answers
26k
views
Creating symbol with size and color based on two variables in ArcMap?
In ArcMap 10.2, I have a layer that has two attributes: depth and magnitude.
Depth should be represented by color: deeper points being lighter and shallower being darker.
Magnitude represented by ...
- 429
3
votes
1
answer
3k
views
Using Label Expression with Text Formatting Tags and Ampersand
I am using a Label Expression to label a parcel layer. The expression is:
"<FNT name=""Arial"" size=""12"">" & [Owners_Nam] & "</FNT>"
This works correctly for some labels, but ...
- 2,072
3
votes
2
answers
1k
views
Specify geoprocessing service connection at publish
I have a geoprocessing service published from a tool written in Python and contained inside a Python toolbox.
I need to be able to publish this service in multiple environments (production, staging, ...
- 1,709
2
votes
3
answers
11k
views
Data Interoperability Toolset not working ArcGIS for Desktop?
The Data Interoperability Tools .tbx appears in my system toolboxes, however when I double click quick export or import, a red X appears. I have gone into the administrator settings and the tool ...
- 2,548
1
vote
1
answer
5k
views
Building attribute table in 3-band raster using ArcGIS Desktop?
I have a 3-band (RGB) raster file from CORINE and the attribute table hasn't been built. When I try to execute the command BuildRasterAttributeTable I get an error that only single band rasters are ...
13
votes
4
answers
5k
views
Is 64-bit background geoprocessing native to ArcGIS 10.2?
I cannot seem to find any documentation as to whether or not 64-bit background geoprocessing is native to ArcGIS 10.2. Or, is a separate download and install required as in 10.1? There were rumors ...
- 51.5k
13
votes
4
answers
47k
views
Add Basemap grayed out in ArcMap?
Why can't I add a base map to my data frame in ArcMap?
I am using ArcGIS 10.2 for Desktop and the options under Add Data for Add Basemap and Add Data From ArcGIS Online are both disabled (grayed out)....
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8
votes
4
answers
30k
views
Subtracting (erasing) polygons from polygon using ArcGIS for Desktop?
I have two polygon layers, one is green that represents all non-public right-of-way land. I have another polygon that is just a circle with a specified radius.
I would like my output to be a polygon ...
- 271
6
votes
2
answers
4k
views
Calculating zonal statistics of raster data in multiple overlapping zones and combining them into one table
The aim here is to calculate the max, min, mean, range, sum, count and std of raster data contained in areas delimited by polygons (much like what the Zonal Statistics as a Table tool from Spatial ...
- 177
6
votes
2
answers
3k
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Can one parameter choice on Python toolbox tool set Display Names of other parameters?
I would like to be able to create a Python toolbox tool (or a Python script tool) where a choice made from the first parameter (Category in the images below) changes the Display Name of other ...
- 65k
5
votes
1
answer
2k
views
Editing PostgreSQL geodatabase table using ArcPy?
I'm trying to update a table using a python script and it's not working. The table resides in a postgres geodatabase and is versioned. I have also verified my user permissions (I'm the admin). The ...
- 776
5
votes
1
answer
4k
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Buffer polygon inward by percentage of area [duplicate]
I would like to buffer a polygon inward by a percentage of its area, using the polygons below as an example.
How could I shrink each polygon inward resulting in a 35% reduction of area? I am using ...
- 1,705
3
votes
2
answers
389
views
Increasing Flood Plain
I am doing a project where we are attempting to determine how many more buildings would flood if the FEMA flood plain increased by 1',2' and 5'. I have the elev of the flood plain rasters from lidar ...
- 31
3
votes
4
answers
43k
views
Setting Zero values back to NULL
I'm working with ArcGIS 10.2 for Desktop and OS Windows 7.
I need to set numeric vales from Zero back to NULL, but I can't from the field calculator.
I'm working with a vector file and I need to ...
- 435