How to check if a feature class is being used in MXD?
Trying to remove any unused feature classes contained throughout multiple geodatabases. Want to check and see if each feature class is being used in an MXD. Is there any tool/script/methodology to do...
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Change the ArcMap background from white to blue (i.e the sea)
Say I have an image like the map below, how can I change the white to blue, to represent that this is the ocean? It is not part of the shape file itself, so I cannot use symbology.
View ArticleUsing PyScripter with ArcPy: “import error, no module named _base”
I’m trying to use ArcPy in PyScripter. I don’t have admin privileges on this computer (it’s my work computer) so I have to use a portable version of PyScripter. I’m sure my boss would let me install...
View ArticleIRasterLayerExport3 doesn't save raster until ArcMap closes [closed]
I’m trying to export raster using IRasterLayerExport3, but it saves raster file only after closing ArcMap. It seams that IRasterLayerExport3 creates placeholders for raster (empty file – 3kb), and it...
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Feature/label visibility based on spatial relationship to index feature using...
I’m creating a series of maps using ArcGIS data driven pages. I know how to display features that share an attribute with the index layer, but is it possible to display features (and similarly,...
View ArticleView image file from hyperlink in Arcmap identify tool result
I have a file path to an image file in an attribute table, eg; C:GISScannedMapsMap1.png When I use the identify tool on the feature I can see the file path with the hyperlink lightening symbol next to...
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Establishing Default Query layer for Google Earth in “Map to KML” export from...
I export a lot of maps for customers who request them from our office. Recently I have seen more and more requests for us to export our GIS into the .KML or .KMZ file type so they can be viewed on...
View ArticleGCS and PCS data misalignment in ArcMap when zoomed in
I have a shapefile in NAD83 UTM18 which I need to get into GCS NAD83. I tried both loading it into an empty GCS NAD83 feature class directly and the “project” tool. The results are the same – the...
View ArticleHow to make ArcToolbox as its default?
I wrongly deleted Data Management Tools from ArcToolbox in ArcGIS 9.3. Now I can’t use some features such as “Dissolve”, “Eliminate”, etc. How could I make it as default?
View ArticleSite selection in ArcMap?
Within a large dataset that contains information on location and attributes of forest plots, I need to identify treatment and reference plots for my research. I ran into problems with reference plot...
View ArticleMoving feature classes between FGDB's creates unknown topology errors [closed]
I am attempting to merge together multiple large feature classes from different FDGB’s into a single feature class and am getting unknown topology errors when checking for gap and overlap rules. I have...
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Merge success but can not find and display in ArcMap
After I use Merge (Data Management) Tool, the results shown success, but I can not find the new merge layer neither on the ArcMap nor output file. At the same time, when I right click the new output...
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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...
View ArticleRaster clip in ArcMap changing the pixel size
I have a masked raster layer (ESRI grid format) of a large area that I’m trying to clip in ArcMap 10.3. Cell size is key for further analysis, thus I need to maintain the cell size of the clipped layer...
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Python Labeling using dictionary not printing all values
I am labeling manhole inverts using python and ArcMap 10.3. When I use a dictionary to control the label order some manholes don’t print all of the inverts while other manholes do. I can post field...
View ArticleHow can I create a raster of a color spectrum out of a RGB?
I try to select a colorspectrum out of a RGB-Layer. For example, I have a RGB-picture (tif) of a carpark with red,green and blue cars. How do I select or create a new raster/layer with only the red...
View ArticleCreating Python Addin Button?
I want to create a Python AddIn button to execute a specific script. I know how to use the python addIn wizard and add the toolbar I created in my ArcMap. The trouble I am having is writing the script...
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Why is ArcMap reverting my 4-band raster settings?
ArcMap keeps redrawing my 4 band false colour image in standard 3 colour bands. As you can see below I have my 4 band data set to auto display as (4,1,2 – infrared, red, green). When I bring in an...
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Slope tool gives wrong degree values
I am trying to create a slope map in ArcMap out of a DEM. I used the Slope Tool (Spatial Analyst), selected my DEM as input and degrees as an output result. There I got the message that “The Z units of...
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Having trouble overwriting raster layers default property sheet
I need to Override the Property Sheet Dialog to display a custom property sheet that has a custom GUI built to analyse raster data based on transformed values. Alternatively, if I can access the...
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