Use this tag when ArcGIS 10.1 (or any of its service packs) is the ArcGIS Platform version you are using.

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0answers
57 views

How to Buffer with Dissolve ALL on very large polyline dataset? [duplicate]

So I have a fairly large polyline network covering a decent chunk of North America, containing just shy of 900,000 table records. I want to do some very simple "GIS 101" kind of processing to it -- I ...
2
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2answers
122 views

Performing an Arcpy code using Python on all shapefiles in a folder or geodatabase?

I have a geodatabase with many polyline feature classes all with different names. I would like to write a code in python ArcGIS 10.1 to use a geoprossing tool on all classes in the gdb. How would this ...
1
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1answer
217 views

Secure credentials for scheduled python script targeting ArcSDE 10.1 on AWS

I have a python script that will be used as a scheduled task. Our dba team is wanting the credentials to be as secure as possible. I would say that using the os security system as far as locking ...
2
votes
1answer
116 views

Replace characters

How to remove a special number of characters of a string, e.g. the last 7 characters? And how to join them as the first characters to the string of another field? Thank you for VBS and Python synthax ...
0
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1answer
134 views

How to remove pixel values below 0 in Digital Elevation Model in ArcGIS?

I made a DEM layer from LAS file (LiDAR).Now for showing a map I have a map like the image below! I wonder how can I remove black area? They have the value -2 to 16! How is possible to set the value ...
2
votes
1answer
69 views

How to use the List field function for a toolbox script?

i´m trying to write a simple script for a toolbox, similar to the Addfield_datamanagement toolbox. The script adds a new field to a table of a feature class or a shapefile with attribute tables. So ...
0
votes
1answer
52 views

IF (there are three or more developed cells in the Moore Neighbourhood of a cell) THEN (the cell is developed)

Hi I need to create an expression for that principle, so far I have figured out CON ("FocalStatisticsSum" >= 3,"FocalStatisticsSum"="FocalStatisticsSum"+1) Although I pretty sure I am missing ...
0
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1answer
96 views

Mac QGIS files to Windows Arc GIS compatibility

If I download QGIS on to Mac will the shapefiles and layers I create be compatible with ESRI ArcGIS 10.1 on windows?
0
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1answer
41 views

How much precipitation must fall within a catchment area to fill up a sink’s entire volume assuming that the runoff conditions are perfect

I am perfoming an exercise and I need to answer these question, any hints would be extremely useful. How can it be calculated how much precipitation that must fall within a catchment area to fill up ...
2
votes
1answer
168 views

ArcGIS model builder: How to reclassify 16,000+ rasters and do weighted sums on these rasters per year?

I've been trying to build a model in model builder (ArcGIS 10.1) which can do the following task: I have a folder full of ca. 16,000 raster files (.asc) representing mean temperatures for each day ...
-1
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2answers
178 views

How to use raw_input() with while-loop? [closed]

my task is to execute multiple buffers with the list-loop! import arcpy arcpy.env.overwriteOutput = 1 arcpy.env.workspace="C:\\salzburg.gdb" sbgRivers="sbg_rivers" buff_name=raw_input("Please ...
1
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1answer
80 views

Excel/Google Docs > Plss Map [closed]

Is there a way to map out PLSS (Public Land Survey System) TWP (township),RNG (range) and Section based off a field in google docs? I was thinking if you had your first column with the PLSS area in ...
0
votes
2answers
117 views

How to generate polygons upto the edge of other polygons?

I am doing some work on a pipe network (blue lines) and I am trying to attribute the information about the street to the pipes. I have 2 polygon layers one of the blocks (green hatch) and one of ...
0
votes
1answer
40 views

Getting Default symbology in a feature class with subtypes

I was wondering if there was a way to get default symbology in a GDB feature class with subtypes? I don't want to create a layer file for each feature class. Is there a way to have the symbology ...
0
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0answers
133 views

Euclidean distance tool issue,not obtaining output

I'm trying to perform an exercise but I'm not having the output that I was supposed to have. Which says this Procedure: Open ArcMap and load the Spatial Analyst extension: Customize → Extensions → ...
0
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0answers
53 views

How to change Curve Numbers for Measured Effects using HEC-GeoHMS?

Good afternoon everyone. I'm working on a theoretical project of a proposed watershed for a final project, and am using an extension (HEC-GeoHMS) which I've never used before. I'm dealing with some ...
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3answers
317 views

Use VB to calculate an area of a shape

I'm using Arcmap 10.1, running python 2.7 on a Windows 8.1 machine. I have a script that uses the arcpy.CalculateField_management function to calculate the area of a shape, however, for some reason ...
3
votes
1answer
172 views

How to add an ID based on attributes in ArcMap 10.1

Given are: a polygon shapefile/feature class (FC) containing municipal districts a point shapefile/FC containing locations of, lets say, trees. My goal is to append an unique value (1, 2, 3, ...) ...
0
votes
2answers
316 views

How to prevent labels from one layer from overlapping features in another layer

I am working ArcMap10.1 software. When I was labeling on point feature automatically label fall on line. Label must not fall on line. I'm not aware how to solve this issues. I have attached an ...
0
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2answers
103 views

Data match-up problem ArcGIS 10.1

I am running into a problem with two data sets matching up, and although it seems like a newbie coordinate system problem, it has me stumped. One data set is a GPS track (Garmin Etrex Legend 30) and ...
1
vote
1answer
109 views

Find minimum elevation along a polyline and return xy or point?

Using ArcGIS 10.1 and Python IDLE 2.7.2... I'm trying to find the minimum value of a polyline with a raster layer and turn that LOCATION into a point. I put everything together in model builder, but ...
0
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0answers
115 views

Calculating percent of raster values within a polygon

I am using ArcGIS 10.1. I have a raster where the values range from 1 to 10. I have used the fishnet function to overlay a grid of polygons and given each polygon a unique ID. I would like to ...
3
votes
1answer
87 views

Slow ArcMap Start up

My ArcMap take about 3-4 minutes to start. It was good before with less than 10-20 sec start time. I have Dell Precision 6500 Laptop with 16 GB Ram with i7 processor. I could not figure out what is ...
4
votes
3answers
1k views

Bulk convert DBF to CSV in a folder ArcGIS 10.1 using Python

I would like to convert 1000 dbf files to CSV. All dbf files are in one folder and they have sequential names (S:\output_tables\tcb1.dbf, S:\output_tables\tcb2.dbf, S:\output_tables\tcb3.dbf, up to ...
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0answers
166 views

Arcgis Model Builder - OD cost matrix on network with iteration on attributes

I am totally new to ArcGis' Model Builder, and I need some advice as how to build an OD cost matrix for large sets of origins and destinations. I want to compute an OD matrix where I can have as many ...
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0answers
93 views

How to create a circle vector layer with 12 sectors with Python and to save average value of underlying raster in each sector?

Hi I am writing a code with Python 2.7 using Arcpy 10.1 and I guess I am doing stuck with a silly problem that lies under my eyes. I have created a grid of points (with "Create fishnet" function) over ...
1
vote
1answer
311 views

ArcGIS 10.1 Network Analyst shortest route starting from one specific point

I would like to create the shortest route starting from one specific point in a network out of 12 different points. I know how to get the shortest route by clicking each point after the other to give ...
0
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0answers
53 views

How to calculate raster distance with z value using ArcGIS for Desktop?

I'm trying to produce a raster distance map by using euclidean distance function having input feature as flight path (with altitude as Z value). However, my euclidean distance calculation did not ...
1
vote
1answer
111 views

How to delete label style saved in ArcView?

The answer to my question may be very simple, but I can't seem to find it myself with online searches I have symbology and text/label styles (etc) that I've saved for easy access when I'm working on ...
1
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0answers
45 views

What are some advantages to using ArcSDE in your organization? [closed]

This is somewhat a general topic, but I need some advantages to using ArcSDE in my organization. We actually have SDE for our webmapping software, but we are unable to edit it using ArcGIS basic ...
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4answers
101 views

Why does ASTER created -0 to 0 instead of -1 to 1? [closed]

On my previous question on ASTER I need some more information on ASTER for time series analysis and I need to research on building NDVI because when I ran them for each ASTER. Most of them it came out ...
6
votes
1answer
247 views

Is it possible to interrupt Select Layer By Location when first feature selected?

I´ve got a point feature class with some 7.000.000 points and I´m trying to check if any of these points is simply intersected by several polygon feature classes using 'for' loop and ...
0
votes
1answer
107 views

Export data from .mxd file to ms sql database

I am using ArcGIS product (v.10.1). I have also tempalte of Maps from ArcGIS. But i need to get data from maps (.mxd files) to store it into MS SQL database. Explanation: I have application that has ...
0
votes
2answers
313 views

Find maximum and minimum value of points within a polygon buffer?

I have a series of 500m buffer zones along a polyline. I also have a series of points following the line, each point represents a 10m x 10m cell. I calculated the values of a field in each point known ...
5
votes
1answer
156 views

How to compare two Geodatabases

I would like to compare the data of two geodatabases, in SDE or a file geodatabase, to detect the changes occured between them , i've tried to compare the Xml workspace document of both databases ...
0
votes
1answer
177 views

How do you change starting point on a polyline? (split tool)

There must be an easy fix for this. I am using the split tool and I want it to split a polyline into equal parts. For some reason, it is starting in the middle of my polyline. How do I force it to ...
4
votes
4answers
646 views

How to convert all values in all fields of table to upper case using ArcPy & Python?

Does anyone know how to use the .upper() in a stand alone python script so it can be used to change all characters in a table into UPPER case? I don't want to use the field calculator since I have ...
6
votes
1answer
618 views

Increasing speed of Python scripts using arcpy

Update 4/11/2014 It looks like the script was getting hung up on the Delete Features tool, so I switched to Truncate Table, as suggested in the answer below. I also removed the unused variables from ...
0
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0answers
52 views

how to call click event on marker(may be a simple fill symbol elementt or picture symbol element) element using java arc objects

Hii I am new in GIS and java arcobjects. I have to call a click event on simple marker element on mapbean using java arc objects but i dont know how to do it. in my application I put approx 200 ...
2
votes
1answer
65 views

Harmonizing feature class definitions from many geodatabases

I just started a new job and we have about 20 different clients. Each client has their own database with totally different schemas. I'm trying to combine all of the schemas into a blank database ...
3
votes
0answers
84 views

Basic arcpy script with cursors running SLOW!

I've got 2 polygons layers (no gaps): IDUs and crops. What I want is to identify the 3 largest crops by % area for each IDU. This seems common enough but I couldn't find a way to do it all using ...
1
vote
2answers
118 views

Adding layer into ArcMap via Python - .pyt versus .py

In the final step of a script I've built, I'm trying to add a layer into an empty blank map document. This is my block of python code below that adds the layer. Everything works fine if its run from ...
0
votes
2answers
141 views

How to add data to a newly created folder using arcpy?

I'm writing a script to create a new folder and then copy a feature class to a shapefile and add the shapefile in the new folder. The folder gets created but the script is failing on the feature class ...
3
votes
1answer
64 views

Coloring of features in ArcMap 10.1 changes randomly while zooming

I am using the sovereign states shapefile (ne_110m_admin_0_countries.zip) from http://www.naturalearthdata.com/ and joined the attributes with a spreadsheet file that codes many (but not all) country ...
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2answers
177 views

How to get/set label scale ranges (e.g. minScale) in ArcPy?

For a layer object lyr, one can programmatically set the minScale in arcpy as such: lyr.minScale = 150000 For a label, one can manually set the scale range within a dialog in ArcMap. In arcpy, is ...
0
votes
1answer
154 views

How to obtain the maximum/minimum longitude and latitude for a polygon?

I have the MSA/CMSA shape file which contains 274 metropolitan areas. How do I have to obtain the maximum/minimum longitude and latitude for an area? So, it's like drawing a box right outside and ...
1
vote
2answers
126 views

Renaming a variable input to replace spaces with underscores to be used in an output's name

This may be easier than i am making it. Using Model Builder, I have a variable input "Name", which is set as a model parameter, used for a 'Select by Attribute' early in the model. I would like to ...
0
votes
2answers
276 views

Measure average distance between two lines with common endpoints

I have two shapefiles, each with a set of lines generated from start and end points. One shapefile has the straight lines generated from the XY To Line tool, while the other has lines generated from a ...
1
vote
2answers
498 views

How to do spatial correlation between two variables on ArcGIS 10.1?

I have two datasets and I'm trying to determine the extent of their spatial relationship. I suspect they are closely related but I would like to produce a map output to illustrate this relationship. ...
0
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1answer
123 views

CalculateField_management - updating fields with X and Y coordinates for start and end of line

I've searched all the help documents and can't see where my script is going wrong. I've tried adding the fields as FLOAT, replacing "PYTHON_9_3" with just "PYTHON" but it just doesn't work. The ...