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Questions tagged [arcgis-10.0]

Use this tag when ArcGIS 10.0 is the version you are using from the ArcGIS platform.

15
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7answers
7k views

Is it easy to digitize in ArcGIS using the Wacom tablet?

I do just enough digitizing (and touching up/ drawing when post-processing) to perhaps warrant the purchase of a Wacom tablet. Just wondering how well it plays with ArcGIS. What are your experiences? ...
15
votes
5answers
9k views

How can I programmatically get the path of “Python.exe” used by ArcMap

I am working with an add-in of ArcMap in C#. From C# code, I have executed some Python scripts. Now, to run those script, I have hard-coded python path. But this is not portable. So, I want to get the ...
15
votes
9answers
38k views

Converting XYZ files (with regularly spaced xy) to ESRI GRID format?

Normally consultants (LiDAR survey) provide me with data to my specifications; already in ESRI GRID or ASCII GRID format. This way LiDAR data can be easily used with ArcGIS. This time I only have xyz ...
15
votes
5answers
56k views

How to split a polygon into multiple equal-width polygons in ArcMap 10?

I am adding parking spaces into a parking lot, and I need them to be exactly the same shape and not overlap each other or have spaces between. In ArcMap 9.3, there was an editing task that allowed you ...
15
votes
5answers
5k views

Using ArcGIS 10 on a virtual machine with OSX

I'm currently using ArcGIS 10 on a Windows 7 64 bit Macbook Pro (2.53 Ghz and 8GB of RAM) using VMWare. However, when I am using ArcGIS I find it quite slow even with Windows 7 (64-bit) optimized for ...
15
votes
3answers
7k views

Changing symbology at different scales in ArcMap?

I am using ArcMap 10 and I want to display my village parcel symbology differently at given scales. I have one idea to copy and paste same layer. But my question is that in a single layer, is it ...
15
votes
3answers
8k views

Cartographic techniques for symbolizing routing data [closed]

Some common problems with displaying routes created from street data, such as bus routes, include: Routes may overlap themselves, such as when a route takes the same road in opposite directions ...
15
votes
4answers
4k views

Where can I find examples of fuzzy logic applications in ArcGIS?

The last ArcGIS version (10) includes two arctoolbox tools for fuzzy logic (Fuzzy Membership, and Fuzzy Overlay). Does anyone know where can I find some examples showing how they can be applied? (...
15
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3answers
5k views

Selecting ArcSDE polygon by point in ArcGIS Desktop 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 ...
14
votes
2answers
20k views

Maximum length of text fields in shapefile and geodatabase formats?

The maximum text string for a field in a geodatabase is 320 characters. The data I am importing has long character strings and it seems to be truncating when I convert into shapefile at the max ...
14
votes
3answers
8k views

ArcGIS Desktop tool that does for records in a table what “Dissolve” does for features?

I have a data table that I need to trim down, merging records which have the same value in an ID field and performing a couple math operations on various other fields (summing, averaging). The ...
14
votes
5answers
17k views

Changing feature class and field aliases in bulk using ArcPy?

I have over a hundred FCs, each with 10 or 20 attributes to add or change the aliases for, two or more times a year. Needless to say, this is not something I'm going to grunt my way through. How can I ...
14
votes
5answers
3k views

Efficiently finding the 1st order neighbors of 200k polygons

For every one of the 208,781 Census block groups, I'd like to retrieve the FIPS IDs of all of its 1st order neighbors. I have all the TIGER boundaries downloaded and merged into a single 1GB ...
14
votes
2answers
36k views

How do I import/export KML to ArcGIS Desktop?

I have come across several scripts and tools to import and export KML into ArcGIS Desktop. Is there a one tool that: Imports/Exports KML into ArcGIS Desktop at v10 Does not cost money ...
14
votes
3answers
7k views

Running ArcGIS Desktop in virtual machine?

I'm trying to run ArcGIS Desktop 10.0 in a Windows 7 (32bit) virtual machine. I don't have any native Microsoft Windows available. I'm using VirtualBox from Oracle for virtualization in a native linux ...
14
votes
1answer
4k views

Repairing data sources in multiple MXDs using ArcPy?

I have about 50 mxd's with all broken layers that I have been going through and manually resetting. The data was moved from another computer and the folder structure was changed so it isn't just a ...
14
votes
2answers
7k views

Is there a line symbology that also shows vertices? [duplicate]

Is there such a thing as a line/vertices symbology? If not a workaround? In some situations, particularly when editing, I would like to see my lines as well as all the vertices similar to the effect I ...
14
votes
1answer
5k views

How can I use a neural network in GIS?

I'd like to learn how to use a neural network in GIS. I surfed in the internet to find good resources or a tutorial about this but I couldn't find any helpful resources. Are there any good references ...
14
votes
1answer
2k views

How to get selected Features/Geometry from Windows Clipboard in ArcMap/C#?

I have a custom tool in ArcMap 10. The Workflow is the following: Select Features in a Layer with the "Select Features by Rectangle" tool Copy the Features to the Clipboard using STRG+c Select the ...
13
votes
3answers
39k views

Splitting multi-part polygon into single polygons using ArcGIS Desktop?

How do I split a multipart polygon which consists of several polygons into single polygons so I can delete each polygon without deleting them all at one time? I am using ArcGIS Desktop 10.0.
13
votes
6answers
22k views

Removing only donut holes from polygons using ArcGIS Desktop?

I am using ArcGIS Desktop 10.0. I have a trick for removing the donut holes, which is converting the polygon to line and then creating polygon out of the lines and in the end merging all of them. ...
13
votes
4answers
22k views

Setting which layers are selectable in ArcMap?

I cannot figure out how to toggle selectable layers in ArcMap 10. In 9.3, I remember being able to choose from a list which layers I wanted to be able to select features from in the map. Let's say ...
13
votes
5answers
18k views

Removing feature layer using ArcPy script?

I have an ArcPy based script where I'm trying to intersect two layers where one layer must have its centroid in the other layer. Since I need to know that one layer (feature_layer below) includes ...
13
votes
4answers
13k views

Will ArcGIS Desktop support latest Python 2.x or Python 3.x versions?

I'm curious to know whether ArcGIS Desktop 10.0 will support newer versions of Python than 2.6. And for that matter newer versions of NumPy (ie, 1.4, 1.5 etc). I'm sure that this documentation is on ...
13
votes
8answers
32k views

Removing return/newline (\n) character from Field using Python and Field Calculator?

I have a geodatabase table with a field that I'm trying to remove return characters (new line). I found this post (How can I remove (chomp) a newline in Python?) of how to do it, however it is not ...
13
votes
3answers
5k views

Deleting large numbers of fields in ArcGIS 10

It there a good strategy for deleting a few thousand fields from the attribute table of a shapefile in ArcGIS using either ArcMap or ArcCatalog? I know how to manually right-click and choose 'delete ...
13
votes
3answers
40k views

Removing duplicate features with same geometry in ArcMap?

Is it possible to uniquely identify each geometry in a feature layer? Essentially I have a polygon feature layer with many rows of data represented by the same geometry. I would like 1 row for each ...
13
votes
5answers
4k views

Python only using one core at a time to work?

I noticed recently that python is only using one core at a time to work. Is there a way, maybe special builds or commands, to make it use all resources (second core)?
13
votes
3answers
4k views

How to compare schemas from two File geodatabases?

We have template geodatabase, which we send out to our regional Data creators. They update these geodatabases and digitize all the data from their region in the predefined featureclasses. Now that we ...
13
votes
2answers
13k views

Altering font size using label expression?

I have two label classes displaying dynamically over my parcel polygons. The owner info is the major label with larger font size and bellow it I am displaying some property type info in smaller font. ...
13
votes
2answers
3k views

How to disable and enable drawing in ArcMap using Python?

The script that I'm writing repositions two data frames and sets their extents. When doing this, it redraws the entire Active View 4 times, slowing the script substantially. Pressing F9 or ...
13
votes
4answers
11k views

No way to De-authorise ArcGIS Server and regain license?

At v10 of ArcGIS Server, from what I understand of the new license model, it is not possible to de-authorise ArcGIS Server (like you can with Desktop) Clients have visibility over their licences with ...
13
votes
2answers
5k views

Difference between Heat Map and Hot Spot Analysis?

What is the difference between "Heat Map Analysis" and "Hot Spot Analysis"? Are we perhaps using hot spot analysis to get the required relations between features, and then using the results as an ...
13
votes
3answers
5k views

How do I use sys.exit(0) in an arcpy script to exit early without having an error message show up?

I have an arcpy tool script for ArcGIS 10.0 that has two major functional sections. The user can choose whether or not to run the second section. If the user chooses NOT to run the second section, I ...
13
votes
1answer
3k views

Displaying raised error messages to user in ArcGIS Geoprocessing Results window?

Can print statements raised from a custom exception be displayed in the Geoprocessing Results window? I modified a script that I found that takes two inputs from a user, finds the associated feature, ...
13
votes
1answer
11k views

Use python to add layers to TOC

I've been battling with adding layers to the TOC for some time now. I have managed to single layers added but need to loop through a folder and add all layers. Shapefiles I cannot get to add at all. ...
13
votes
2answers
3k views

Multiprocessing Errors - ArcGIS implementation

I was wondering if anyone else in the community here has attempted to use multi-processing for spatial analyses. Namely I am trying to iterate through a series of rasters, create a multiprocessing job ...
13
votes
2answers
20k views

Specifications for GIS desktop hardware [closed]

I'm in the market for a new pc/laptop. Judging from what I've seen around here, a lot of people are discussing having a laptop for their personal GIS use. Portability is not an issue for me, so I'm ...
13
votes
2answers
2k views

Calculating optimal routes while touching all available roads in ArcGIS network?

For preperation of the winter season we want to calculate the most optimal routes for sprinkling salt on the roads. The analysis knows the following criteria: vehicles start and stop at a single ...
13
votes
2answers
2k views

Using “Merge Divided Roads” tool with lesser parallel lines

When using the "Merge Divided Roads" tool, it merges roads that "trend generally parallel to one another". This means that from figure one.. It will merge the beginning, where the roads are close to ...
13
votes
1answer
1k views

Bug in F******** spatial relation? (I'm not cussing)

I would expect ISpatialFilter.SpatialRelDescription to behave consistently with IRelationalOperator.Relation. However, when I run the code below, I get: Total features : 44368 Count1: 9 T****...
13
votes
2answers
15k views

How can I sucessfully import 3D surface and features from ArcGIS 10 into Sketchup 8?

What are the steps required to successfully export an entire 3D model (composed of TIN surfaces, 3D polygons, 3D polylines and 3D points) from ArcGIS 10 to Sketchup 8? Preferably, I would like the ...
12
votes
3answers
15k views

Selecting features by attribute if in Python list?

I am trying to complete a select by attribute in Python but based on the query of whether an attribute is present in a list. Such a query at its simplest should be something like this: qry = " \"...
12
votes
2answers
4k views

To Use or Not to Use Relationship Classes?

I am building a government database from a massive amount of data. Now I am following the standard approach of the ESRI Local Government Data Model, but modified to fits the needs and wants of a ...
12
votes
3answers
5k views

Connecting line features and determining the length of the longest line

I have a line feature (see image) representing a river that I created using the Stream_to_Feature tool. The attribute table contains several records representing different lines - the problem is the ...
12
votes
3answers
10k views

Finding locations of highest values in raster using ArcGIS Desktop?

Using ArcGIS 10, I have a raster where I would like to find the pixel with the maximum value in the raster and return its location (center of pixel) in decimal degrees. I would like to iterate through ...
12
votes
6answers
2k views

Does using RAM Disk improve ArcGIS Desktop performance appreciably?

I configured a RAM disk on a Virtual PC running ArcGIS Desktop 10 and set my HKCU\Software\ESRI\Output\TempPath to a directory on the RAM disk. It’s hard to perceive any sort improvement with that ...
12
votes
3answers
20k views

Exporting multiple featureclasses to shapefiles using ArcGIS Desktop?

I have many feature classes in a geodatabase and I need to save/export them into shapefiles. Any Ideas? Click on every single layer -> export is not a good option, due to the number of feature ...
12
votes
4answers
9k views

Finding Clusters of N Points Within X Distance using ArcGIS Desktop?

We have tried two methods of cluster analysis: Cluster and Outlier Hot Spot ... but neither meets our specification which has these 3 parameters: a Set of Point features N points within a Cluster X ...
12
votes
1answer
4k views

How to trace SQL queries sent by ArcGIS Server (ArcSDE) to Oracle database?

I'd like to generate a log file containing all SQL queries sent by ArcGIS Server (ArcSDE) to Oracle database. Is there a way to do so? I'm using Oracle 11g and ArcGIS Server 10.0 on Windows. ArcSDE is ...