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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5
votes
2answers
736 views

Problem with the where clause in ArcGIS when dealing with variables

I am writing a python script for ArcGIS. I have an input feature class which contains multiple pipelines which is saved as a variable InputPipeline. I would like to iterate through the pipelines and ...
0
votes
2answers
6k views

How to convert from UTM Zone 36N Mercator to WGS 84 degrees of lat and long?

I have acquired many coordinates from a points I extracted from polygons. The points are in WGS 84 UTM Zone 36N, and I want to use them on Google Maps. I found out that they use different systems (I ...
26
votes
4answers
2k views

How to use directional shading on boundaries for cartographic effect?

The attached screenshot of a National Geographic map shows some beautiful directional shading of boundaries. I'm trying to reproduce this sort of shading for a burn perimeter map, as I want to ...
9
votes
3answers
646 views

real time map matching

I am working on a project which requires real time map matching. I am currently using ArcGIS but not sure whether it will work. Here is what happens with my system: the cell phones sent GPS fixes ...
4
votes
5answers
3k views

How to re-enable coded value domain descriptions?

I have got a Personal Geodatabase with a feature class and several coded value domains. Domains are assigned to some of the attributes of said feature class. Domains are correctly defined and match ...
3
votes
3answers
4k views

How do you add file name to an attribute field?

Does anybody know how to add the shape file name to a field in the file's attribute table? I've found a description: 'You have to use inline variable in CalculateField like %Name% in expresssion ...
3
votes
2answers
2k views

Convert GPS coordinate to ArcGIS x,y point?

I'm trying to plot some AGSSimpleMarkerSymbol's in a AGSGraphicsLayer. The issue I'm running into is that the data I'm starting with are GPS coordinates (lat/lon). I'm using AGSPoint to plot the data, ...
5
votes
3answers
642 views

Convert polyline with Left ID and Right ID to polygons with ID

I have a polyline shape file which contain Left Id and Right ID information and struggling in converting this polyline layer to polygon with ID via arcpy. I am using ArcGIS(editor) license so feature ...
2
votes
2answers
2k views

Create points from lines

I used the Bearing Distance to Line command (Data Management) in arc to convert UTM coords (i.e. of a plot center), bearing and distance to the figure shown below. The end of each line represents a ...
7
votes
3answers
422 views

Remove username and password from saved arcgis layer (.lyr) files?

How can one remove the saved username and password from arcgis layer (.lyr) files? A scripted solution preferred but even a point and click method will be welcome.
3
votes
4answers
4k views

WKID (Well Known ID) for national projection for ArcGIS REST API

I have to use my national projection system which does not have corresponding WKID listed for ArcGIS REST API. Without it I am unable to use this projection system for my web application. Any ...
2
votes
3answers
1k views

Batch fix overlap errors

I have a feature class with about 250,000 contiguous polygons. ArcEditor turns up around 9,000 overlap errors when I validate the topology. I want to merge each of these errors into one of the ...
4
votes
1answer
292 views

Ist there a way to calculate a Service Area from the Network Analyst in ArcGIS for each feature in a feature class?

I am trying to implement a python script that creates in a first step a Network Dataset and that in a second step gets a point feature class for which the tool should create for each feature in the ...
1
vote
1answer
85 views

Feature class with attribute pick lists for values, without a Coded Value Domain?

I have a feature class with a fields I'd like to restrict to certain values. I'm aware of coded-value-domains, where I can have lookup table that translates the real-code-recorded-in-table into a ...
12
votes
4answers
901 views

Applying version control to ArcGIS Models

Version control is an indispensable tool for software development, allowing one to reliably and cleanly step back in time to the last time X did it's job exactly right, or to see what changed between ...
0
votes
1answer
1k views

How to find Q in m3/sec from a raster having Q in mm for hydro power calculation

I am having a raster file with runoff depth Q in mm which was obtained from SCS method. I want to calculate hydro power potential at any location on my DEM. In the formula Q is in m3/s but we are ...
4
votes
3answers
4k views

ArcGIS - Create a join based on multiple fields

I have two feature classes in a File Geodatabase that I would like to join based on multiple fields. I've searched this site and Google and all I have come up with was to use the Make Query Table ...
5
votes
6answers
6k views

How Do You Remove No Data From A Raster (.sid)?

I have an Image.sid that has a white border which is No Data. I've tried using Clip Raster Tool with no success. I've also changed the symbology value for No Data to be transparent. I'd like to ...
10
votes
2answers
1k views

How to create a transparent box in the map layout?

Is there a way to create a transparent box in the ArcGIS layout view similar to the one in the screenshot? I have tried without success adding a transparent box by inserting a neatline, adding a new ...
7
votes
3answers
6k views

How to export multiple featureclasses to shapefiles?

I have plenty features in a geodatabase. I need to save/export them into shapefiles, because my mate works with Manifold, which is not able to read geodatabases. Any Ideas? Click on every single layer ...
10
votes
2answers
999 views

How to cartographically represent water flow?

I am modelling water flow on steep slopes for an erosion study. You can see from the screenshot the results from the ArcGIS-based flow analysis. To produce these flow lines, I generated a ...
4
votes
1answer
1k views

How to rename large amounts of spatial data?

I have approximately 1500 raster files following this format: m_3609922_nw_14_1_20100425 I need these subsetted to, for example: 3609922nw. What are appropriate methods to rename large numbers of ...
2
votes
3answers
144 views

Change annotation symbol properties in bulk

How can a person change annotation properties in bulk? For example: take the 4500 records in "Waterbody text" annotation feature class and change all occurrences of "Times New Roman", "Cyan" to ...
3
votes
4answers
944 views

How to preserve the original direction of NHD segments when creating a route using the gp.CreateRoutes_lr tool?

I am trying to figure out how to preserve the original line direction of NHD High Resolution data that I am selecting out and creating a route with. I'm using ArcGIS 9.3.1 and this is a python script. ...
3
votes
1answer
182 views

How to convert polygon singleparts to multipart?

I am interested in converting a polygon featureclass created via Create Fishnet (Data Management) from singleparts to multipart. QGIS has a very handy tool called singleparts to multipart that does ...
0
votes
2answers
506 views

Spatially join polygons (target) to polylines (join) on longest intersecting polyline

I am curious if I can, without having to write a python or an ArcObjects script, create a spatial join that will result in a polygon feature class containing the attributes of the LONGEST intersecting ...
10
votes
5answers
6k views

How to calculate Topographic Ruggedness Index in Arcgis?

Does anyone know how to calculate Topographic Ruggedness Index in Arcgis without access to command line arcinfo workstation? "The topographic ruggedness index (TRI) is a measurement developed by ...
9
votes
4answers
453 views

How do I figure out if there are clusters of one set of points around another set of points from a different layer?

I want to see if there is clustering of a certain type of buildings (x) around another type of buildings (y). The two point files are in different layers. I cannot figure out which tool I would use to ...
8
votes
3answers
3k views

How to query all records (>1000) and export to csv?

I posted in arcgis forum but never got any answer. Can anyone tell me how to solve this? Assume you have a vehicle tracking records from Oct.1 to Dec. 31 with wind speed information. All data is ...
4
votes
2answers
720 views

How to improve the speed of Export to PDF?

I am working with the Fire Station Wall Map template in ArcGIS 10.1. My export to PDF is taking upwards of 30-45 minutes. Using the default PDF settings in the export menu. My map is 60" x 36" so ...
11
votes
1answer
2k views

Why do simple joins on small datasets slow down ArcMap so badly?

ArcGIS 9.3.1, ArcInfo. I have some small file geodatabase and SDE featureclasses (few thousand records each, 50 columns) that I am doing attribute joins on. After the joins, drawing of the map is ...
1
vote
2answers
856 views

How to populate M values for an existing x,y,m route layer in ArcGIS 10?

Very surprised to not find this in docs, I swear this was easy in former versions... Whatever, here we go: Say you have a rivers layer of x,y,m polylines. Each feature is a named river. Each feature ...
2
votes
1answer
909 views

Hotspot Analysis: Low Values showing as hotspots

Im running hotspot analysis on point data, attempting to examine pollution emissions. I ran spatial autocorrelation first in order to determine the default distance threshold to use in the fixed ...
5
votes
7answers
4k views

How can I align two non-coincident equi-resolution raster grids?

I have two rasters: a digital elevation model (DEM) and a Landsat band. The grid resolution of both is 30 m, but the grids are not coincident (see image: the dark raster on top is the DEM; the light ...
1
vote
1answer
646 views

The coordinates measure are out of bounds in Android route task

I am a beginner in ArcGIS and I was following this tutorial. I am trying to find a route between two points. I created a sample application, in which first, i get the two points on map single tap as ...
3
votes
1answer
2k views

Convert DEM to STL (3D Printer Format)

I have a DEM in ArcGIS 10.1 that I would like to get into STL format for a 3D printer. Does anyone know some software that will allow me to make this conversion? I have to use the STL format because ...
3
votes
2answers
175 views

Where can I find the freeware ST-Links PgMap?

I am trying to connect to a PostGIS database from ArcGIS Desktop 9.3.1 Some web-searching suggested that zigGIS would be useful. Unfortunately zigGIS has reached the end of life, and the author of ...
2
votes
2answers
6k views

ArcGIS: How to create a line with a specific length?

How can I create a line in ArcGIS 9.3 to a specific length? I click once to start the line where I want it, and then I want it to be, say 10 Meters in length...Similar to AutoCAD. How do I do this? ...
4
votes
2answers
157 views

How to access raster NoData value?

I am trying to programmatically access the NoData value in a raster dataset as shown in the screenshot. Two tools that come to mind to describe raster properties do not seem to be able to describe ...
4
votes
1answer
491 views

ArcGIS Feature Service - Return a Single Row / Record

Is it possible to get just one row/record returned from a feature service query -- similar to the TOP, ROWNUM and LIMIT in database queries? Of course, OBJECTID "1" is not guaranteed. Is there a trick ...
5
votes
2answers
5k views

How to create a centerline from polygon in Arcgis 10 [duplicate]

In Network Analyst, I want to create a center line from a road polygon layer of an area for shortest path creation. How do I do this in ArcGIS 10?
2
votes
3answers
7k views

Converting KML to layer in ArcGIS 10 - nothing happens

I have converted many KML files to layer in ArcGIS many times before without any problem. I just did a conversion (Arc Toolbox>Conversion tools> KML to layer) and the file is showing up in the table ...
7
votes
1answer
158 views

What are the pros and cons of forcing square pixels on reprojection?

I am using Erdas Imagine 2014 to reproject 4-band raster data from GRS 1980 NAD83 Lambert Conformal Conic (ft) to UTM GRS 1980 NAD83 North UTM Zone 11 (m). Unlike ArcGIS, Erdas provides the option to ...
6
votes
10answers
18k views

Multiple layouts in one ArcGIS project?

Is it possible to have multiple different map layouts (like the one accessed by clicking the little page icon at the bottom of the viewing panel) within one ArcGIS project? I often find myself ...
8
votes
4answers
609 views

How to publish maps to web with no programming required?

I am new to GIS web development. I do not have any programming background and I want all the maps that I design in GIS (shapefiles, using ArcGIS 9.3) to be published on the web. Please tell me the ...
4
votes
2answers
313 views

Can you create feature classes with the same name in different feature dataset

I've searched but can't seem to find any info on this which is surprising as this should be an easy one to answer. I'm using ArcGIS 9.3 and trying to create a feature class called 'cadastre' in ...
4
votes
1answer
857 views

ArcGIS JS API: Convert ESRI Date Type into String

I am following this ESRI tutorial to display information from a related table for the selected features. The example in itself for my project works fine, however, my data include two Date fields and ...
0
votes
1answer
200 views

How to create polygon feature class from UTM coordinates?

I am working to create a polygon from UTM coordinates. The script I am using fails with a "must be a sequence, not float" error: Traceback (most recent call last): File "F:/sample/clipTiles.py", ...
3
votes
1answer
1k views

insert cursor “Row contains a bad value”

I'm having a problem copying data from a shapefile to a feature class using an insert cursor. Here is the part that is causing trouble: newRows = arcpy.InsertCursor(Target) sourceRows = ...