Model Builder/Raster calculator: link output raster as input for raster...
Hello, (I have been trying to see if this type of problem had already been resolved in the forum, but I can't find an existing thread about it. Please feel free to redirect me if this issue has been...
View Articlein_memory workspace best practices?
This is a discussion post. I've been very conservative with my use of the in_memory workspace, mostly using it to set up tables and add and delete fields quickly and conveniently. However at 10.1, we...
View ArticleError HRESULT E_FAIL has been returned from a call to a COM component.
Hi, I am writing a small code to calculate the minimum distance between a point and a curve using the near tool in ArcGIS . The code is as follows Imports ESRI.ArcGIS.Geoprocessor Imports...
View ArticleScratch Folder, Scratch GDB for ArcGIS 9.x and 10.0
I ran into an issue that was solved by the new arcpy.env.scratchFolder functionality to force working in a folder. Unfortunately I was using 10.0, not 10.1. So, I created some Python functions that...
View ArticleUsing "Near" with Java SDK
I'm using the Java SDK. I want to determines the distance from a point (defined in an input shapefile) to the nearest point amongs many points (in another shapefile). Unfortunately, these 3 lines of...
View ArticleCreating a Line Feature from Point Features Using ID's
Hello, I am trying to create a script which will allow me to develop a line feature from a set of x, y points. As of now my data are all contained in dbf files. I have one set of data in the following...
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joining polylines
Hello, could you please help me to join two features (geometry type: polyline), knowing that these datasets do no have common parts (they are disjoint)? Which ArcGIS tool would be appropriate to solve...
View ArticleWater quality interpolation along the length of a river within a river polygon
I'm a GIS undergrad student involved with a project where I'm tasked with interpolating water quality data along a winding river (around 500km long but with a focus of a ~100km reach). I'm working...
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Transfering Attributes between Overlapping Polygon Layers ??
Okay, I've attached a screen shot to help explain what I'd like to do. I have a Parcel Polygon layer (which you can distinguish below by the red lines and PIN labels) and I also have a Landuse layer,...
View ArticleClear Selected Features tool?
Is there a Clear Selected Features tool that can be used in a model?
View ArticleIs it possible to dissolve in a version?
My goal is to dissolve a feature class in a version and then reconcile and post in 10.0. I don't see that the output fc can be in a version. I tried it anyway, in ArcMap with input fc sourced to a...
View ArticleString Concatenation
Hello All, I am just wondering if you can Concatenate two String data elements together in model builder and how you might do that? Thanks Eric
View ArticleHow to make a new polygon/feature from a point which is NOT a centroid?
Spent all morning searching help sites and digging through the FAQs and worksheets but have failed miserably. I am an Arc novice so I hope this isnt too much of a "newbie" question but I'm trying to...
View ArticleAutomating optimal placement of horizontal wells
Hello, I am a GIS student completing a project for determining the optimal placement of horizontal wells (drilling) based on a set of engineering rules. The project is for an external client and not...
View Articleclosest facility
hello, Using network analyst in a model builder I wish to find the closest facility (say 3 medical facilities) to another point (say accident point, generated when my model runs). I want that when the...
View ArticleHow to find proximity of points within same feature class?
I have a point feature class called "weeds." The feature class contains multiple species. I need to identify (and ultimately combine) points that are A) of the same species and B) within 100 feet of...
View ArticleArcTool: simulating 'Use selected features' option
I have an ArcTool that runs a Python script. One thing I've always liked about out-of-the-box tools in ArcMap is that they often have the 'Use Selected Features' checkbox. If nothing else they warn the...
View ArticleReclassify multiple attributes at once?
Hi, I have layer of subwatersheds within a watershed. I would like to make a layer for each subwatershed, where the value within is 1 and the value for all other subwatersheds is 0. I know I can do...
View ArticleSort by ID# and then date and measure distances
I have a dataset of points grouped by an ID number field along with dates. I'd like to get a set of euclidean distances between the points within each ID number that are closest together in time. I...
View ArticleArcgis 10.1 modelbuilder - defining a field name in a expression to be a...
Hello, I was asked if the following can be done in the modelBuilder (I know it's simple in python, but I was asked specifically on the modelBuilder): The user has a expression in the model:...
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