ArcGIS is Esri's GIS platform name. DO NOT USE this tag except for questions concerning the ArcGIS platform AS A WHOLE. Product tags (arcgis-desktop, arcgis-server, arcgis-online, etc) combined with version tags (arcgis-10.3, arcgis-10.2, etc) are preferred

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Select by Attributes Where Clause how to get current date?

I am trying to build a where clause for a select by attributes operation in ArcGIS. I have a feature class that has a date field that has dates in it. I wish to construct a where clause that selects ...
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3answers
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What is the easiest way to measure a polyline using either QGIS or ArcGIS

I've collected a bunch of GPS polylines (WGS84). What is the easiest way to measure the length of these lines in KM?
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5answers
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Simplify shapefile parcel layer

I have a very large shapefile with over a million parcels within it. The problem I am having is that the polygons representing each parcel are very jagged. What I am looking for is a simple and fast ...
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4answers
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ArcGIS Server 10 and Desktop 9.3 interoperability

I want to install ArcGIS Server 10 but our users only have ArcGIS Desktop 9.3.1. So does ESRI support: a) Access/use AGS services from 10 in 9.3.1? b) Manage (create services etc) AGS 10 from ...
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1answer
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FIELD CALCULATOR VB scripting

In my attribute tables field. I am trying to get rid of the "&" in between names i.e. "John Adams & wife" and want it to say "John Adams and Wife" in all the attributes with "&". What is ...
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2answers
335 views

Vector Analysis: Determining area of county land mass without water features

Here are the layers that I have: State / Province polygon file (With Area Field) County / Ward polygon (with no area field), but all the polygons are within the state boundaries Water ways for the ...
4
votes
3answers
386 views

Looking for good resources for batch files in relation to databases/geodatabases

I hesitated a bit before asking this, as it isn't necessarily a GIS specific question, though I'm using it to update geodatabases. I have found plenty of hits on a Google search, but frankly, many of ...
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4answers
645 views

How to test whether two countries are adjacent?

I have an interesting question: Is there a dataset by which I can use to test whether two countries are adjacent? For example, if inputs are Mexico and U.S., they are adjacent; if inputs are England ...
4
votes
3answers
859 views

How to create network simulation / temporal models for videos?

I know of ArcGIS Tracking analyst and QGIS Time Manager. I have a transportation network with time based schedule for buses. I will create time aware shapefiles from this data. Is it possible to ...
4
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2answers
464 views

How to run an external exe in ArcGIS Python?

I need help with one question. I would like to run an external executable written in fortran which provides one of the inputs inside a python code. Is it possible to run that exe inside python script? ...
4
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2answers
4k views

Reclass for vector data in ArcGIS

I've got a vector dataset (in fact, OS MasterMap data) and I want to set the value of a certain field based on the value of another field. For example: Field1 Field2 Building 20 Grass ...
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5answers
283 views

Extensions Real World Examples

Hello I am an undergrad currently studying GIS. I'm working on a paper and I need real world examples of the ArcGIS Extensions. So basically how have people used them. I need to find articles online ...
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3answers
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Assign symbology to multiple layers in one operation?

Is it possible to assign the same symbol to multiple layers of the same geometry type within an ArcMap document in one operation? For example, I was hoping to: Select multiple layers in the TOC ...
4
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2answers
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Trouble finding YMin and YMax of a shapefile in ArcMap 10 and Arcpy

I want a python script that tells me the Xmin, Xmax, Ymin, and Ymax of a polygon. (I guess this is finding the extent of a polygon?) My current script gives me the correct the Xmin and Xmax, but it ...
4
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4answers
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What's the difference between TOC and legend, _really_?

Like many folks here, I have played ESRI FlexViewer for quite a while. I couldn't help noticing there were still two widgets, one for TOC and the other for legend. It looks to me TOC is a layer tree ...
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2answers
522 views

Workflow in ArcGIS 10

Our agency has collabrated with six townships and one city for preparing an inventory of stormwater network. We are using ArcGIS 10 (2 ArcView licenses) and ArcPad 7.1 (stuck with it since our ...
4
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1answer
165 views

Why does a cache service need to load first when a dynamic service is involved?

I notice if you have 2 services 1 cached and 1 dynamic you have to load the cache first for it to display. Does anyone know why?
4
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2answers
2k views

How do I convert a text file with coordinates to database table in Python?

How do I convert a text file with point coordinates to database tables in the Dbase.dbf format in Python?
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4answers
4k views

Connecting GPS to ArcGIS via USB

Is there a way to connect a GPS to ArcGIS via USB? At the moment the GPS extension only appears to support comm port connections. It would be good to know if a USB connection can be made, then perhaps ...
4
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3answers
516 views

Moving “last name” from last to first in the Attribute Table

How do you get e.g. "John D. Doe" to "Doe, John D." in the AT using VB Scripting without going individually going through each line? I am using ArcGIS 9.3. I should note that not all the names are ...
4
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2answers
711 views

ArcGIS, Calibrating routes, interpolation error

I know that copy a question is not exactly great way to ask on this forum, but my situation is exactly the same as this unresolved issue on the (closed) ESRI forum: I have a stream centreline ...
4
votes
2answers
263 views

How do you determine if feature is editable?

I am using the FocusMap.FeatureSelection to return all the currently selected features. I want to process only the currently editable features and leave the remainder alone. How can I quickly ...
4
votes
3answers
866 views

ArcGIS- load multiple raster files from list

Good morning, Today's question is: how to select and load multiple rasters from one folder in Arc? My situation is probably familiar to some of you. I do have 3 folders with houndreds of maps in it. ...
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2answers
5k views

Combining Two Adjacent Raster Datasets

I am trying to figure out how to combine two adjacent rasters into one raster using ArcMAP 9.3.1. The problem I am having is that there appears to be a gap in the data. I would like to be able to ...
4
votes
3answers
257 views

Get Country from GeoFeatureLayer

I'm currently using ArcGIS and I'm trying to create a basic application where I can click on a country and then get back information such as the shape, size, etc. I've looked at the code snippets and ...
4
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1answer
2k views

Water Flow Analysis

If I know that 10,000+ gallons of water were going to be dropped at a single point how could I model where it would flow. I would prefer something that worked in ArcGIS and could create a layer. ...
4
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2answers
786 views

How to find the watershed for each outlet point and sum values within it?

I have the following files to work with: Stream network of a basin; Outlet points for each segment* of the network and Points which represent water withdrawals along of the stream, which are not ...
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5answers
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How do I create a line between two points with a common field?

Does anyone know how I could create a line between two points that have a common code? For example: I have the start and end point of a pipe as a lat/long for a network of pipes, each with a ...
4
votes
1answer
268 views

How to dynamically view Python script results in ArcMap?

I want to view the output of arcpy scripts (run in Python IDLE) in ArcMap. I tried refreshing the ArcMap data frame after I run the script. This does not work. Please advice me on this.
4
votes
1answer
3k views

Adding a boolean yes/no field in Arcgis

How does one add a field to an Arcgis feature class with a boolean data type? That is an attribute where the allowed value is only one of a pair such as 1/0, Yes/No, On/Off, Present/Not-present, etc. ...
4
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2answers
2k views

Multiple ring buffer with attributes

Building on ArcGIS: inside buffer with attributes?, I'd like to be able to create multiple ring buffers, while retaining (and possibly dissolving on) attribute values. How can this be done?
4
votes
1answer
2k views

How to run VB scripts in ArcGIS?

Some questions about VB scipts: Can I read and modify the code of a VB script? If the answer is yes, how can I do it? How can I run a VB script? Can I use it as a VBA code eg.using variables instead ...
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votes
2answers
831 views

Road Symbol/Label issues

I am trying to control how many road symbols and how do I do that ? I have geodatabase that has Transportation and in it has a featureclass, "Major_Rds" and it also has three symbology for Interstate, ...
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3answers
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How to position contour labels in Maplex above the line?

I would like to utilize the "contour placement" options of "Uphill alignment" and "Laddering" while positioning the label above the contour not over it. This does not seem to be an option under the ...
4
votes
1answer
118 views

IGlobeGraphicsLayer not updating in separate thread (Threading Issue?)

I'm currently using ArcGlobe to create a Polygon on a globe. Using examples I've found through arcgis.com I can now allow the user to click on the globe and create a polygon on the map. This works ...
4
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2answers
8k views

How can I create a transparent marker/symbol in ARCGIS 10?

I am trying to do this by setting up the transparency of the layer, but the markers seem unaffected by this change. Any ideas?
4
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2answers
160 views

Purple anomaly on imagery

Can someone please tell me what this purple anomaly is on the imagery that we just received. The only thing I have done processing wise is to build the pyramids when they first came into ArcMap. Other ...
4
votes
1answer
2k views

How to change a text element's font size using python? (ArcMap 10)

I need my script to change the font size of a text element if the string is too long to fit in the title section of the map. I've looked into it using Arcpy, but haven't had any luck. Does anyone know ...
4
votes
2answers
6k views

Problem uninstalling License Manager

If i try to unnistall current version of License Manager (ver 9.3.1) i get the following message: This a problem because now i can't install the new version of License Manager for ArcGis 10. Do you ...
4
votes
2answers
1k views

compound variables in model builder?

I'm trying to create a model wherein one of the parameters is a compound variable, that is made of multiple variables joined together. How can this be done? For Example: Create an insider buffer ...
4
votes
1answer
342 views

how does arcmap calculate scalebar inside a WGS84 layout?

ArcMap lets you put a scalebar inside a layout referncing a WGS84 data frame. How is the scale calculated? Is it a "mean" scale? And, in case it's right, what "mean" scale could mean?
4
votes
2answers
2k views

Python script to implement a batch import of CAD files into Geodatabase

Please does anyone know where I can get a python script that can do a batch import of CAD files into a Geodatabase. I have one I wrote here, but it is only able to import one CAD file at a time. It ...
4
votes
2answers
1k views

Determine direction of rivers, which villages lie upstream and which downstream

I want to determine which villages lie upstream and which villages lie downstream big cities built on the side of rivers in Indonesia. I have the .shp file of villages and cities, the .shp file of all ...
4
votes
3answers
1k views

How to Clip a Vector File based on certain Raster Values?

I need to clip a vector file based on certain values of a raster (Slope > 2%). I can´t find a direct way to do it. Trying to vectorize the raster first didn´t work. Is there any tool (ArcGIS or ...
4
votes
2answers
5k views

Importing x y coordinates from spreadsheet in ArcGIS

I converted degree, min, sec to decimal coordinates. I made a simple spreadsheet with X and Y columns and one set of coordinates: x= -73.533678 and y = 41.05523 I added the data (File, add data, add ...
4
votes
1answer
2k views

Model Builder - unique name segment creation

Is it possible for us to give each output of a process a unique name segment (inline name). So for example I have a process that dissolves, then eliminates and buffers a single input file. I need to ...
4
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2answers
2k views

How to create a report from selected features in ArcMap

I am new to ArcGIS and I am trying to create an Add-In button which can figure out which polygons are selected and query the selected polygons to generate a report on the underlying metadata ...
4
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2answers
730 views

Controlling “Fill Properties” in ArcGIS, so that that symbols are visible in the legend

I use marker fill symbols in my legend in ArcView 10, in order to identify different habitats, and frequently have to increase the separation of the symbols in order to make the map more readable. ...
4
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1answer
1k views

How do I know if the DEM has z values?

How do I know if the DEM contains z-values ? By looking at the DEM's layer properties and it does not mention the z values. I then add it to the ArcScene and tried to find it..nothing... It only ...
4
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2answers
917 views

Calculate spacing of polylines along transects in ArcGIS

I have a shapefile with a number of roughly parallel lines in it, and I want to calculate the spacing between these lines using a number of transects across the map. How should I go about this? I ...