ArcGIS for Desktop is an Esri product from the ArcGIS Platform. This tag should be used to distinguish issues with it from those of ArcGIS for Server, ArcGIS for Mobile, ArcGIS Online, etc

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Raster Points to Shapefile

So! I would like to be able to do this in QGIS, but if ArcMap would be better, feel free to say so. I have raster data for % Ice coverage of the Great Lakes. Each point has its assigned percent ...
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16 views

Using Con with Hydrology tools in ArcGis Dekstop

Not clear why I'm getting errors. What's a better way to add a conditional statements in Model Builder? Using SRTM 30m DEM.
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16 views

How can I create a valid probability map of species distributions based on presence/absence data from multiple quadrats?

I am somewhat new to GIS and only beginning to learn spatial statistics/analysis. I am an ecology grad student doing a before and after study on invasive plants and their responses to management ...
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18 views

Topology in Arcgis and QGIS

I have been studying topological methods like 4 intersection , 9 intersection, dimension extended and CBM (calculus based methods) like RCC-8. I want to know which of this method is used for ...
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12 views

MosaicToNewRaster parameters in ArcMap desktop script

What is the correct format for adding parameters within a script which uses MosaicToNewRaster? This is not correct: output_name = arcpy.GetParameterAsText(2) Trying to add 3 parameters: name, ...
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1answer
22 views

Cost Surface algorithm in ArcGIS

based on this arcticle "Extensions to least-cost path algorithms for roadway planning (Chaoqing, Jay, dan Mandy 2002)" see link below: ...
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21 views

Multiple dataframes causes ArcMap to stop working?

Is there a limit to the number of dataframes that can be used in ArcMap? There have been several instances in the past when working on a project that contains multiple dataframes (5+) and ArcMap has ...
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1answer
25 views

Determine value nearest to given coordinates

I'm new to GIS and have a very simple question. I have a raster that specifies the geographical distribution of temperature. I would like to find the temperature that is closest to a particular set of ...
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16 views

Applying values from one feature class to feature class with different boundaries

For my project I am ultimately trying to find the allowable pollutant load for counties in a watershed. Currently I have the allowable pollutant load for Sub Basin boundaries and the allowable ...
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20 views

ArcGIS python script validation to update the text based on a list

I'm having issue with using validation to update an input box. Some background: I created a tool to update and resize text in ArcGIS. This is done by having a series of text elements and shape ...
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1answer
18 views

Mosaic to new raster: same number of bands issue

I am trying to mosaic 32 raster files (min value 0, max value 13) into one raster file so that I can later use this new raster to extract multiple values to points. However, when I try and mosaic the ...
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2answers
29 views

How do I apply a gradient to the edges of a buffer?

I have a series of buffered points. I want to apply a gradient to the buffer edge so it appears the buffer just fades away - no discrete line. How can I create this effect?
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27 views

Dissolving features by attribute(s)

How to apply ‘statistic_field’ to just one ‘dissolve_field’? I have a feature class that I need to dissolve by PageName but also by earliest year in SERVED_YEAR. So, how to apply MIN to SERVED _YEAR ...
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Network Analyst - VRP sequencing anomalies

I'm having some issues using the Network Analyst Vehicle Routing Problem solver and I really hope that someone can help me. I have about 160 orders modeling trash bins to collect. But I see some ...
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1answer
18 views

ListFeatureClasses overriding ListRasters in ArcMap script

What is preventing the script from identifying the spatial reference for the .tif files? It appears that the script below lists the fc first, then gives the false spatial reference to the subsequent ...
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1answer
10 views

Viewing print text while running a script in ArcMap

Why can't I see print text when running a script in ArcMap, but can view it when run in the python window of ArcMap? I have a number of scripts that have a print function but don't show when run from ...
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2answers
25 views

Can the maximum and minimum values of raster display be changed automatically when changing the data frame extents?

I have a raster layer in arcgis which covers a large surface area. I would like to be able to zoom into specific areas of this raster and have it display only the range of values in the area I have ...
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21 views

Default Legend Items

Is there an option to default a layer to be turned off in the legend items when making a new legend? I end up making random maps throughout the week and it would be nice to have my SID layers default ...
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1answer
29 views

How to remove a feature from a layer created with “Make Layer From Selected Features”?

In ArcGIS desktop, I select some features from a feature class (say with the "Select By Location" function), and then right-click and choose "Selection--> Make Layer From Selected Features"(online ...
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1answer
32 views

How do I generate a distance table using 2 different point files and a line file?

I have two point datasets, one containing multiple transit stops and the other containing multiple schools. I also have a street line dataset. I need to generate a table that gives me the shortest ...
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14 views

ArcMap 10.3 compatibility with HEC-geoRas

Does anyone know if I can use HEC-geoRAS software with ArcMap 10.3 version?
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1answer
48 views

Buffering Points Directionally

I have about 10,000 points that I want to apply a partial circular buffer to based on an angle, from -30 to 135°. A similar question for polygons seems to have been answered here, but I cannot make ...
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1answer
22 views

Georeferencing/Spatial Adjusting of vector river dataset to DEM in ArcGIS

I have a huge dataset of vector river data (over 10'000 rivers) which are saved in a shapefile and were initially derived from a topographic map. However when comparing this vector to DEM data (SRTM ...
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1answer
33 views

ArcGIS Field Calculator nested elif is None not working

I am calculating a field based on two other fields in ArcMap 10.2 using python. My Pre-Logic Script Code is def myfunc(legend,Btype): if(legend == 'Apple'): return 'Banana' elif(legend == ...
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3answers
57 views

How do I symbolize by year, when date column has MM/DD/YYYY

I am trying to symbolize an SDE feature, so I can't add any new columns. The date column is formatted as MM/DD/YYYY. I would like to symbolize all 2015s as one symbol, 2016, 2017 as other unique ...
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2answers
147 views

Performing math in Python parser of ArcGIS field calculator?

I never used python but now I need a code to do this calculation: I'm doing this: math.atan(math.fabs( !Y2! - !Y1!)/math.fabs( !X2! - !X1!) )*(180/math.pi)
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1answer
34 views

Copy attribute data from one polygon shapefile to a multiple point shapefile

I have two shape files: Polygons of parks in Africa. Each park (polygon) has a row of data regarding it's size, name, date of establishment etc. Random points in parks in Africa. Here, I generated ...
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1answer
28 views

Merging bulk data in 10.2 ArcGIS

I have to merge 50 datasets. All datasets have same feature classes. please suggest me fastest way. append, merge, load, all methods will take time. please suggest me fastest way.
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15 views

UniqueValueRenderer on GUID fields doesn't work

Have anyone been using ArcGIS UniqueValueRenderer on attribute fields of type GUID? I've created a UniqueValueRenderer that has a default symbol. If I do: renderer.Fields.Add("OBJECTID"); or ...
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12 views

Marker Line Symbol with Character Marker Symbols gets grayed when published to map service

After publishing as Map Service character marker symbols become grayed even if their colour is black in definition. This odd behaviour happens in ArcMap 10.2.2 and ArcMap 10.3. Are there are any ...
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1answer
23 views

Setting junction properties in ArcGIS Desktop?

I have a situation where I have a line feature class and need to build a network out of it. The lines represent roads. I wonder how I can model the intersections on the network. Almost all of them ...
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1answer
25 views

Automatically split KML into point, line and polygon SHPs?

I have a lot of KMLs that include points, lines and polygons together, is there a way to automatically parse them into separate shapefiles (one for point, one for line, one for polygon) in QGIS or ...
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1answer
26 views

ArcObjects/Python: Add JPG to layout

I am attempting (and failing) to add an image to a map layout using ArcObjects via Python comtypes. I do need to run this outside of ArcMap (i.e. not in the ArcMap Python window). The basic idea is: ...
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3answers
57 views

How do I calculate distance to water in ArcGIS?

I am using ArcGIS 10.2, it has been a while since I did GIS. How do I calculate the distance between several points to the nearest line (trying to figure out the distance to water from several ...
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25 views

Import addresses from an Excel file via Python for route optimisation

relative newbie here. Apologies if this is very obvious or basic! I have created a route optimisation model through ArcGIS modelbuilder, then exported the Python script. Within the model I had a ...
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37 views

File GDB Edits Never Written to Database

I left ArcMap open for a week or maybe more, during that time editing/saving and working in my map document. Apparently, this is not a best practice. I say this because the edits I made for several ...
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1answer
16 views

Querying Raster Dataset by Location to Study Area

I have downloaded a very handy raster dataset generated by the Nature Conservancy for identifying terrestrial habitat cover types in the north east. Link to the project info and a link containing a ...
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2answers
90 views

Calculate geometry on some features have same X and Y for start and end?

I did "Calculate Geometry" on a line shapefile to obtain the coordinates X and Y for the start and the end of all the lines of the shape. But some lines resulted with the same X on the start and on ...
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2answers
44 views

Plotting points using coordinates from excel [duplicate]

I have an excel spreadsheet with co-ordinates (eg. S31 07 35.3). I would like to use these co-ordinates in arcmap (version 10.2) to plot points based on these coordinates. How do I go about doing this ...
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2answers
32 views

create multiple maps

I am using Arcmap 10.2 and I am working with the modelbuilder. Now I would like to create multiple maps from a single layer file, but also use an inset map and background map. The thing is that the ...
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26 views

ArcGIS/arcpy: add field to table iteration

I want the average precipitation for 50 regions in my country for each hour. To do this, I have built a arcpy script that performs 50.000 iterations (hours) over .nc files. The result of each ...
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37 views

Switch back to edit tool after saving edits?

I'm using ArcMap 10.2.2 and after making some edits with the create feature tool, I would save those edits. The cursor would return from the cross hair icon back to the edit tool that lets you select ...
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24 views

how to get the features of a definition expression without having to project them on the map

I want to perform a definiton expression on a feature layer and get the graphics/features. If I set the visibility of the layer to false, the features cannot be retrieved. Is there any way to get the ...
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24 views

multiply a rang of values in a floating raster to a constant

I have a floating raster layer. I want to multiply a rang of its values to a constant. So, I used the "Con" tool in map algebra with the following script. Con(("Extract_rast1" >= 0) & ...
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28 views

Importing raster from ArcMap to Adobe?

I am currently working with 3 data frames in ArcMap. I exported them to pdf then Adobe Illustrator. I noticed that 2 of the data frames that include rasters come up with striped layers on them (while ...
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0answers
26 views

Query out a specific date regardless of the time, using python

Problem: I have a feature class with an attribute table with a field called Edited_Date and its data in the field is as follows: 4/8/2015 10:00:00 PM. I want to select all records that are Edited_Date ...
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20 views

Extracting single area with multiple layers from two different data sources

I'm very new to GIS, but I have a relatively simple project that seems almost too easy for this forum but I have been searching for an answer and no luck. I am using ArcMap. I have a state map of ...
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29 views

Clipping raster out of polygon using ArcGIS Desktop?

I'm kind of a noob to the GIS programs, and I'm trying to create a map in ArcMap 10. I have a polygon which I manually created in Google Earth and then imported to ArcMap with the KML-Layer tool). I ...
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1answer
22 views

Using search/update cursor of features based on other values or feature [on hold]

I have a workflow with the following scenario when consuming a web-service. This script runs every 5 minutes and I have a time variable to consume all data that has been added to the service between ...
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31 views

Calculating minimum elevation surface between two (or many) surfaces

My input files are a series of layers with data points of values (numbers/doubles), either in a 25x25 meter grid, or with data points randomly strewn. Resolution and extents do not match up between ...