Questions tagged [arcmap]

ArcMap is the main application of ArcGIS for Desktop and the tag for that (arcgis-desktop) should normally be used in preference

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How to display nebulous boundaries between regions with indistinct edges?

I'm trying to map the boundaries between regions which don't necessarily have a hard edge. For example, areas where languages predominate don't have a distinct edge, but instead have a degree of ...
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3answers
2k views

Is there a way to close a geoprocessing operation when the dialog box has been hidden/pushed to the back of the window

Is there a way to close a geoprocessing operation when the dialog box has been hidden/pushed to the back of the windows? I ran a python process as VB Script and when the error message appeared I ...
8
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1answer
22k views

How to Convert labels to DWG Cad file?

I have a new task where the client is asking for a .dwg file of layer labels. My first thought would be to create an annotation of the labels and then try and use the Export to CAD tool in ArcMap. ...
8
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1answer
6k views

Geometry from multiple selected features into one geometry

Lets see if I can explain what I'm trying to do. First of all I have developed an AddIn for ArcMap that can take one selected feature (Polygon) on a layer, grab the geometry of that feature, and save ...
8
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3answers
6k views

ArcObjects (ArcGIS for Desktop and C#): How to cast between the ArcMap COM UI and my custom .Net UserControl objects?

I'm creating a utility to run in ArcGIS for Desktop using ArcObjects (9.3.1 SDK) and C#.Net. My prototype involves a toolbar with two comboboxes and a tool. The first combo selects a layer in the TOC, ...
8
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4answers
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How to force polygons to the bottom, without compromizing drawing speed?

I have a large polygon dataset and no time to rebuild it to regoranize the Object IDs. Many polygons are drawing above others, blocking their symbol (for example on one side of the polygon). I tried ...
8
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1answer
2k views

Editing tables using SQL in ArcMap [duplicate]

We've recently started working with ArcMap, having used MapInfo previously. I've created a shapefile in ArcCatalog and want to update some columns using SQL. In MapInfo I'd write the following command ...
8
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1answer
3k views

ArcGIS 10 add-in: Bring dockable window to front

I have an ArcGIS 10 ArcMap add-in written in C# .NET 3.5 that implements an ESRI.ArcGIS.Desktop.AddIns.DockableWindow (which also inherits from UserControl) and an ESRI.ArcGIS.Desktop.AddIns.Tool that ...
8
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1answer
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Importing MXD to ArcGIS Pro programmatically?

I have a problem with importing an MXD file to ArcGIS Pro programatically. I try to do this by using the following arcpy.mp code: import arcpy aprx = arcpy.mp.ArcGISProject(r"C:\test\blank.aprx") ...
8
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2answers
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ESRI ArcMap Add-in Config.esriaddinx

I'm in the process of converting an older ArcMap extension to an Add-In in C# and I am trying to best take advantage of the XML based configuration. Config.esriaddinx works great for the basic set up ...
8
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2answers
5k views

Select and copy features in ArcMap using Python add-in tool

I'm trying to add a tool to an add-in toobar to select features from an existing feature class and copy them across to another feature class. I need two tools, one for a point and one for a rectangle. ...
8
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3answers
2k views

ArcMap layout view missing page rulers and border?

Sometimes, but not always, when I open an existing .mxd, the rulers and border (and shadow) are missing in layout view. All elements are there otherwise. When this happens, I am unable to export to ...
8
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1answer
2k views

Is there a QGIS alternative for ArcMap's Append (to Shapefile) Data management tool?

Is there something out there for QGIS that is similar to the Append Tool in ArcMap? Reason I am looking: I am currently working on a storm drainage project that involves GPSing Storm drain lids. My ...
8
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2answers
1k views

Why is there a difference between NDVI using Sentinel 2, in ArcMap & QGIS?

I have been trying to calculate the NDVI for a scene using Sentinel 2 bands 4(red) & 8(NIR). I first did it in ArcMap and then QGIS. In both softwares, I used the raster calculator and included ...
8
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1answer
177 views

Why is the “Contour” tool returning contours with an odd rectangular pattern?

I am generating 2' contours made from a smoothed DEM that is 3.2808 foot (1m) horizontal resolution. The result shows these odd squares that are about 80' on a side. The smoothing was done using 8 ...
7
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2answers
16k views

How to delete multiple fields in an attribute table?

Is there a way to select multiple fields in an attribute table and delete them together in Arcmap without writing the script?
7
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1answer
15k views

Unable to drag (re-order) layers within Table of Contents in ArcMap?

I added Raster data from a folder into ArcMap 10.1 and I cannot seem to drag any layer within the Table of Contents. Can someone help?
7
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2answers
2k views

Converting ArcGIS raster colormap file (*.clr) to QGIS style file (*.qml)

I have an ArcGIS colormap (*.clr) and I want to open it in QGIS to apply a predefined style. The *.clr file is really simple, only has four columns representing [value] [red] [green] [blue], as this ...
7
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3answers
982 views

Finding distance from center of polygon to its furthest edge/point?

I have thousands of 2D irregular contours a shown. They are tree and other vegetation contours. I would like to come up with a representative radius from their centroid to their further edge/point ...
7
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2answers
624 views

Reducing elevation from DEM using ArcGIS for Desktop?

I am so curious how would I strip off elevation from the DEM. I don't know how I would explain it further but I have attached an image to clarify this. I wanted to eliminate the area shaded with ...
7
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2answers
3k views

How to set up an ArcMap Relate with a table from MS SQL Server 2012

This is my first time working with data directly from MS SQL Server 2012, and I'm unsure whether I can use it in a Relate in ArcMap. I have a table in MS SQL Server, which I brought into ArcMap via ...
7
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3answers
13k views

Is there a way to link ArcGIS to MS Access and use that DB?

I have an IT background but I am new to GIS. I recently recieved training using ARCMAP. I have about 5000 farmers that I need to put in a database and access the information using GIS. The vision is ...
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6answers
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Finding shortest path while avoiding polygon features

I'm developing an extension to ArcMap where I have a set of static, concave polygon features and I'm trying to find the shortest path between 2 points without crossing any of the polygons. Is there ...
7
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5answers
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I am struggling to convert .dwg to .shp, ideas?

Any ideas as to how can I convert dwg to shp? I tried Kosmo and gvSIG. gvSIG kind of worked but it seems like I lost information.. in addition everything was converted into lines, no polygons. I can ...
7
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3answers
5k views

Arcmap: attach python script to a button?

In ArcMap 9.x how can I attach a python script to a button?
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2answers
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Querying Esri File Geodatabase?

What is the best way to look at and query data (e.g. group by) in a file geodatabase? I'm thinking something similar to opening up a Personal Geodatabase in Access, creating queries, adding columns, ...
7
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2answers
2k views

Handling user password input in ArcPy scripts?

I'm currently trying to write a script that has a username & password input which then returns some data if the user has appropriate access. The script works just fine when I hardcode my own ...
7
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3answers
7k views

Why does query table return more records than expected?

I need to join one feature class and one table. This is a one to multiple join, therefore, my only option seems to be by creating a query table. My problem is that the fields I want to join do not ...
7
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3answers
910 views

How to get a list of adjacent lots to a road in ArcMAP and PostGIS/QGIS?

In the following map, I have: A line / road layer A parcel / lot layer The Task: Find and count the list of lots adjacent to the road with their types (parcel_type is a field in the parcel layer) ...
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1answer
2k views

How to remove Commas from field values in multiple files?

I'm working in QGIS, presenting data in ArcMap, and Arc is having trouble with the attribute tables. I have a "species" column which lists the species found in that area and have added commas "," in ...
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2answers
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Loading multiple shapefiles from +1000 subfolders

I have a WATERBODY shapefile for each region within each province in Canada. The region subfolders also contain many other features that I do not need. I am trying to upload and merge all the ...
7
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2answers
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How to decide how to “stretch” raster imagery?

I have to symbolize a digital elevation model. ArcMap offers many different setting for stretching the symbology which all give widely different results. Some stretch methods symbolize the data so ...
7
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1answer
14k views

Adding automated values to attribute field?

I have parcel and buildings layers. In their attribute tables I want to replace "NULL" values with numbers from 1 to 2000, in "Parcel ID", or "Building ID" field. How can I do this in ArcGIS ...
7
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2answers
1k views

Changing Button's Enable-State on ArcMap10-Start

How can the enable-state of a AddIn-Button be influenced on start of ArcMap? My button should be disabled on startup of ArcMap and than turned enabled when the Edit-session is started. In ArcGIS 9.3 ...
7
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3answers
5k views

Change the symbol scale in ArcMap legends

As you can see from the image below, my enormous scale for traffic pattern shadows the other objects in the legend. Are there ways to reduce the size of object portrayed in the scale?
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4answers
15k views

How can I increase ArcMap font size, I can barely read it!

I'm sure there is a simple answer out there, but how do I increase the font size in the ArcMap work windows? I am using Windows 8 on a Surface tablet.
7
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1answer
6k views

Making linear regression across multiple raster layers using ArcGIS Desktop?

I have a series of 5 rasters which represent a value for 5 consecutive years. Is there a way to create a linear regression for each cell over the 5 layers and output the slope? The result would be ...
7
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2answers
6k views

Incremental “auto save” in ArcMap edit session

Is there any way to add automatic incremental saving to ArcMap 10.1 editing sessions? I found this script for 9.x but it doesn't seem to work with the newer versions. I'm looking for a script or add ...
7
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2answers
2k views

How to create regular soil sampling grids?

I need to be able to set up a soil sampling grid at regular spacings of around 50 - 100 meters. Then export the points to a GPS so I can be guided to the points. I am new to GIS and have tried to do ...
7
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1answer
790 views

Can I have the “store relative pathnames to data sources” box checked as the default?

Is there a way to have the "store relative pathnames to data sources" box checked as the default rather than always having to go into the document properties and check the box? ArcMap 10.0.
7
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3answers
549 views

Method to generate points in any projection

I am writing an application in ArcMap to generate a grid of points. These points have a very defined layout and I have worked out an algorithm that works great under a projected coordinate system. ...
7
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2answers
292 views

Create a projection to emphasize a given direction in ArcMap?

Suppose one had a dataset (centered on a given coordinate) of lines that were very close together in terms of longitude but also had important turns/bends far separated by latitude. In order to map ...
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2answers
3k views

Adding custom web tile layer to ArcMap?

I would like to use a basemap from the Ancient World Mapping Centre, available as maptiles via Mapbox, as basemap in my ArcMap desktop version 10.2.2. It is possible to add a web tile layer to ArcGIS ...
7
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1answer
2k views

ArcMap 10: How do I escape certain characters when labeling?

I am labeling certain Oil & Gas areas by Operator in ArcMap 10, using this expression: "" & [OPERATOR] & "" & vbNewline & "" & [UNIT_NAME] & "" The only problem is that ...
7
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2answers
713 views

How to automatically sum up values within buffers?

I want to establish the population figures within multi-ring buffers around certain site. I have set up the buffers and am running a select by location query on each concentric ring. Once the ...
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2answers
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Select by Attribute within a specific area (using Select by Location?)

I have a map with four layers. Two of these layers cover an entire state, and the other two focus on the area I'm actually interested in within the state. I'm trying to Select by Attribute with one ...
7
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1answer
1k views

Turn off field programmatically in ArcMap via VB.Net

I'm creating an addin button in Arcmap via VB.net that when clicked, runs the identify tool. But I want only selected fields to appear in the identify dialog. My idea is to hide the unnecessary fields ...
7
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1answer
3k views

Reset local memory in ArcMap 10

I often am unable to delete files due to a lock or need to reset the data frame coordinate system. Very often starting a new session of Arc will allow certain geoprocessing or data management tasks ...
7
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2answers
4k views

Count number of unique raster pixels in polygon using ArcMap?

I have a polygon shapefile and I want to generate a table of a count for each pixel value in each polygon. My main goal is to find out what pixel is most abundant in each polygon. I am using ArcMap ...
7
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1answer
146 views

Merging Issues doubling up

I have two shapefiles with some of the parcels (surveying) overlapping each other. How do you get those overlapping parcels and prevent them from doubling up? Is there a way you can have it ...