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Questions tagged [arcmap]

ArcMap is a piece of software within the ArcGIS suite. It is utilized for cartographic production as well as geospatial analysis.

Overview

ArcMap is used primarily to view, edit, create, and analyze geospatial data. ArcMap allows the user to explore data within a data set, symbolize features accordingly, and create maps.

Tag usage

Consider whether the question is more suitable on Stack Overflow SE or GIS SE

373 questions
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How can I replace 'ß' by 'ss' in an attribute table of a shapefile (arcmap)? ASCII error

I'm really new at python coding so please answer in detail and not too harsh.. I'm trying to replace the German umlaut 'ß' in an attribute table of a shapefile by 'ss' and am doing this by using the field calculator where you can add a python code…
Ayla Lyra
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How to create pandas dataframe inside QGIS from the imported csv?

I have a road database with long/latitude loaded into QGIS, and I also have prepared my python code in Jupyter Notebook for some calculation. I was asked to put my code that works totally separately from QGIS into QGIS so that other people who have…
AOJ keygen
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Modify existing MS Access Query via ODBC

I have a python script that update and generates exports in ArcMap. The ArcMap document pulls data to be mapped from MS Access. Currently, I have to go into to MS Access and update the criteria for a date from/to column (in design view) and save it…
Jack Wright
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PostGIS equivalent of ArcMap Union

What is the equivalent in PostGIS / PostgreSQL of the "Union" operation in ArcMap? Say you have two shapefiles with two features each. (PostGIS equivalent: two tables with two rows with polygon geometries) then the result would be 1 shapefile with…
Rutger Hofste
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How to use python to turn a .dbf into a shapefile

I have been scouring the internet trying to find a pythonic (sp?!) way to process this data.. Everyday we will recieve a load of data in .dbf format (hopefully) - we then need to save this data as a shapefile. Does anyone have any links or any…
Alice Duff
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Line density function in R equivalent to Line density tool in ArcMap (arcpy)

I need to calculate the magnitude-per-unit area of polylines that fall within a radius around each cell. Essentially I need to calculate a km/km2 road density within a 500m pixel search radius. ArcMap has a quick and easy tool that handles this, but…
dwiz
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Can't convert string to float when not using sample data

I am running the following python code: import arcpy import polyline import csv import re fc = "E:\\GoogleString\\CadastreCoordinates\\version1\\coordinates.gdb\\cadastre_wc_1" csvfile =…
Handri
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ArcMap Python Field Calculator does not work the same as Python

I am trying to use the python field calculator in ArcMap to do a simple calculation, where: there are two input variables, the numerator and the denominator if the numerator is zero a zero is returned else, the numerator is divided by the…
Andrew K
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ESRI GPDataFile as input Parameter to GP Toolbox

Im working with a PHP script that POSTs to a GPService Toolbox (written in python), the first parameter is supposed to be a GPDataFile. From the documentation, it looks like I can set the value of this parameter to a json formatted string literal,…
Zonyl
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SWITCH_SELECTION is not working with SelectLayerByLocation_management

import arcpy,sys sdeConn = r"Database Connections\\Test.sde" muniLoc = "Municipalities" luLoc = "Land_Use" tempLoc = "tempMuniLuRatio" arcpy.env.workspace = sdeConn try: print "MakeFeatureLayer_management lu_lyr" …
Minnu P
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After running script, column names not appearing in pgadmin

Sometimes when I run my Python script which calls shp2pgsqlto upload a new table to the database, when I view this table in pgadmin, it appears with blank column names: This one has column names Usually when I run the script again it fixes the…
Celeritas
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How to pass multiple values using Python Multiprocessing

I have a script that will run through part of our company wide network to replace data when it is updated. The problem is I have hundred of paths and running it without multiprocessing takes all weekend. In the past I have broken similar scripts…
Wesley
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Newbe help on getting from polygon shape file to Leaflet polygon

Learning Leaflet. Had success with point data. Now want to create polygons. The process starts with an Access record with a Parcel Identification Number. Using ArcMap desktop, the records are joined to a parcel shape file for the county. What the…
TomC
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Getting error in running ExportReport Python code in ArcMap

i am unable to generate pdf report using ExportReport function of Arcgis 10.2. getting error of IOError: Could not open report template tried different template files but still getting this error. Template directory is correct. checked all the…
user3578992
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How to get data from a GIS server in R?

I have been using ArcMap to access GIS data on a spatial data server. I want to figure out how to do the same within R. I know how to read shapefiles into R. I have successfully used maptools and rgdal to open and map locally stored shapefiles…
climatron
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