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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ArcGIS Raster Calculator wont work in main model

I've created a Submodel in ArcGIS, which stretches my rasterdata to new values. The strange thing is, that the model works, if I run it itself - as soon as i implement it in the main model, I get ...
13
votes
1answer
934 views

How can I utilize NumPy arrays to optimize big data geoprocessing?

I'm interested in learning how to utilize NumPy arrays to optimize geoprocessing. Much of my work involves "big data", where geoprocessing often takes days to accomplish certain tasks. Needless to ...
6
votes
3answers
456 views

Are there any simple models for wildfire hazard mapping with ArcGIS ModelBuilder?

I am interested in producing a simple fire hazard/severity map via ModelBuilder from commonly available datasets (e.g. DEM, NDVI, slope, aspect, land use/cover, etc). Are there any resources or ...
4
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1answer
161 views

How do I create a geodata service from a certain Version?

This is with ArcGIS for Server and Desktop 10.1 I want to host a geodata service, but I don't want it to be from the DEFAULT version. I want it to be from an alternate version, that I can check the ...
2
votes
1answer
531 views

ArcMap adjust z values for all verticees in polylines

Is there way in Arc Editor (10.0) to adjust all the vertices z values by an offset? (translate in z axis?) I have many polylines which need to be lowered (eg: subtract 1m from every vertex z-value). ...
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1answer
994 views

How to test if ArcGis server 10.1 is running correctly?

I've recently installed arcgis server 10.1, but I'm not sure if it installed correctly, or if the proper ports are open. Here is my reasoning and I may be off: 1) When publishing a new service(i.e ...
3
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2answers
669 views

Overlay Vector Layer on Raster Layer

How can I overlay a Vector Layer on a Raster Layer and assign NoData Values on the Raster where the Vector Layer does not cover the Raster Layer? (preferable with ArcGIS)
-1
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1answer
81 views

ArcGIS Statistics tool problem

I have an excel file for average rainfall by month and I added that on ArcMap. while I tried to check the statistics the tool is passive for last 3 months and I checked the data on arcmap, they are ...
2
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5answers
2k views

Counting road intersections and blocks

I have a shp file that consists of the road system of Mexico City. I would like to count the number of road intersections (crossings) and blocks (which I would define as a segment starting from one ...
1
vote
1answer
549 views

Changing symbology/color in kml when exported from arcGIS/QGIS [closed]

I have marked some points and used symbology in ArcGIS/QGIS... when I export the file to kml, the color/symbology changes and only single color/symbol remains. Is there any possible way that the ...
1
vote
1answer
290 views

How to create generic building footprints based on attribute information?

I'm trying to create a tool that generically creates building footprints on a given parcel according to certain attribute information of the parcel like building density, max. height, utilisation, ...
1
vote
1answer
59 views

Extent is zooming map to 0,0

When I use this code (from the example): ESRI.ArcGIS.Client.Geometry.Envelope myEnvelope = new ESRI.ArcGIS.Client.Geometry.Envelope(); myEnvelope.XMin = -130; myEnvelope.YMin ...
2
votes
2answers
2k views

Add point to center of polygon graphic in the Esri javascript api

I’m using the ESRI JavaScript API 3.3 to develop an application. I am selecting parcels and adding a graphic for the selected polygon. What I would like to do is add a point marker to the center of ...
1
vote
2answers
254 views

Looking for open source Spatial file server that ArcGIS 10.1 will connect and work with?

I'm looking for an open source spatial file server to house and serve my GIS data. I'm currently using my Ubuntu Server as a ssh file server and have to download the data to the local computer, ...
0
votes
1answer
133 views

Convert feature to raster, not just the shape

First thanks for your Help I have been trying to find an answer on previous question but I could´t. I am trying to convert a shape file into a raster, but the ARCGIS gives values only to outside ...
3
votes
1answer
159 views

How to add image base tool control to a drop-down list in ArcGIS 9.3.1

I have to retrograde an ESRI add-in application from ArcGIS 10.1 to ArcGIS 9.3.1. My challenge is how in the drop down list can I add base tool control( will be shown as icons inside the drop down ...
1
vote
1answer
474 views

How to do spatial adjustment of Line features by edge snapping in ArcGIS?

I have two polyline features of same area which are prepared based on two different raster imagery. Hence the two features are not exactly matched and has some shift. How can I adjust them to overlay ...
2
votes
2answers
4k views

How to correct the “Windows Activation Period has Expired” message on an Esri Amazon AMI?

I'm only getting this error with instances that were spun up with Esri AMIs. And I did find one post on the AWS forums (with no resolution) regarding this issue. Does anyone know what the ...
3
votes
2answers
5k views

ArcGIS Server Setting proxy.ashx for javascript api - Error 403

I am trying to set up the proxy for my web application because the request exceeds 2000 characters. I set up the proxy as described in ESRI site. When I run my application I get the error as shown ...
3
votes
1answer
291 views

How to migrate from ArcGIS Server 10.0 to 10.1

Due to the new system architecture of arcgis for server 10.1 I am first writing here to ask if anyone has successfully migrated from AGS 10.0 to 10.1 and what problems were encountered. I am currently ...
2
votes
1answer
263 views

Relationship between attribute of vector data and raster variable in ArcGIS

I have a vector data of individual elements (buildings) with attributes (value, etc), and several raster grids with continuous variables. I would like to understand whether there is a relationship ...
1
vote
1answer
320 views

How to convert a shapefile polygon to raster in C#

Does anybody know a way to convert a polygon (vector) in a shapefile to raster data WITHOUT using ArcGIS Explorer Desktop? Is there a way to do this 'progmatically' in C# (WPF with ArcGIS runtime ...
2
votes
1answer
216 views

How to obtain map service url from within Server Object Extension (.NET)

I'm having trouble figuring out how to obtain the full url to the map service a Server Object Extension is running on top of. I bascially want: IMapServer4 mapServer = ...
2
votes
1answer
171 views

Join feature classes from two ArcSDE geodatabases with same schema?

I am working with two ArcSDE geodatabases -- one for test, one for production. They both have the same schema. I recalculated an attribute in the test environment and wanted to push that to ...
1
vote
1answer
367 views

How can I get the map to repeat to fill the screen?

I'm programming my first ArcGIS application. I've created a simple map. When I zoom out to a world view, the map doesn't fill the width of the screen. Ideally I'd like it to repeat until the available ...
0
votes
2answers
288 views

Make a “Shaded Area Polygon” from HILLSHADE raster in ArcInfo 9.3

How am I suppose to extract the values ( Value<=100 ) from this HILLSHADE raster, and then make the extracted values as a VECTOR POLYGON (shapefile) ---I'm using ArcGIS 9.3 (ArcInfo with all ...
1
vote
1answer
149 views

Is it possible to Clip in ArcExplorer?

Is it possible to clip in Desktop Explorer? Or does anyone know of any Analysis Servers I can connect to to get it?
0
votes
1answer
386 views

how to make a join with sql server table

I have a question. I'd like to join .shp to table by using AddJoin_management. But I'd like to make join to sqlserver table (not to *.dbf). Is it possible to do? it should look something like this: ...
2
votes
2answers
342 views

How can I display multiple regions shapefiles on an iOS device

How can I display multiple shapefiles on an iOS device? My client is asking to display all the states in a different color, and again cities in a different color and all the fields in a different ...
2
votes
1answer
599 views

How to split zAware polyline by points programmatically with C#?

I'm trying to split a polyline by the boundaries of a polygon using IPolyCurve2.SplitAtPoints using C#. The polyline I'm trying to split is zAware and holds elevation values at a regular interval. ...
0
votes
1answer
606 views

Arcgis shape file and EPSG code

Why a shape file with CRS WGS_1984_UTM_Zone_22N en Arcgis has a differrent prj file than the EPSG:32622:WGS 84 / UTM zone 22N WKT ? Can I replace Arcgis .prj file with EPSG:32622 WKT ...
5
votes
2answers
250 views

Is there a way to increase the search radius of nearest neighbors for the Nibble tool?

I am working with a raster map vegetation types. I have about 20 types with unique raster code values that can be sorted into three classes: 1 - vegetation types I want to expand using the nibble ...
1
vote
1answer
143 views

Determining Pixel-by-pixel Catchments in ArcHydro

I used ArcHYDRO to prepare HydroDEM (5m) without sinks, Flow direction (FDR) raster, flow accumulation raster (FAC). As I understand FAC, value of pixel shows number of pixels that contribute to this ...
2
votes
2answers
276 views

best practices for exception handling in ArcGIS .NET custom geoprocessing tools

I'm working on a set of C# GP tools for use both in Desktop and Server 10.1. The only soup-to-nuts treatment of writing geoprocessing tools in .NET appears to be Building a custom geoprocessing ...
2
votes
2answers
416 views

Cut a layer into many parts using a shapfile

I have a layer which is a map of a town, and a shapefile which shows the boundaries within that town. I wish to cut the layer up along each of the internal boundaries so that I end up with many ...
3
votes
1answer
234 views

Polygon to Raster is taking longer in script than in arcmap

I have a large dataset that I am working with. Basically I have a table with 900,000 records that I join to a geodatabase feature layer, then convert that to a raster. This process takes a total of ...
2
votes
2answers
160 views

Increase the speed limit by 35 percent

I have a network with a speed limit attributes. I want to increase the speed limit by 35 percent in order to run an analysis for an ambulance. Forexample, if the speed limit is 60, I will increase it ...
0
votes
1answer
192 views

ArcGIS 10 rasters/features in ArcGIS 9.3

I am tempted to go back to ArcGIS 9.3 from ArcGIS 10. For what I do, 9.3 is more efficent. Now...I know I cannot open ArcGIS 10 documents (maps, scenes) and layers in 9.3 unless saved as 9.3 file, ...
3
votes
1answer
121 views

Find out tight corners on roads

Problem: How can I pinpoint tight corners on a road dataset that might cause longer/larger vehicles difficulty in driving around. Assumptions: Ignore turns into junctions. Just interested in ...
4
votes
1answer
252 views

Select by attribute

In my shapefile, I have a bunch of features and one field is a integer numerical attribute. I'd like to select all of the features whose value is a multiple of another value. For instance, I have a ...
2
votes
1answer
377 views

How to make smaller ArcMap PDF for use in InDesign?

I frequently build reports that incorporate ArcMap maps. The maps are all exported in PDF format. I am finding that there are so many line segments in the map that importing them at times is almost ...
2
votes
1answer
604 views

How to build ArcGIS Flex Viewer app for remote server?

I'm trying to help a co-worker set up an ArcFlex Viewer app using the Application Builder. I'm a bit puzzled by the settings screen: It's asking for a web server base folder (local path) and a web ...
4
votes
3answers
735 views

How to join number of point features into attribute of nearest line segment

I have point shapefile with lot of attributes, that represent road accidents and line shapefile with highways. What i want is to join attribute into line shapefile with value, that represent number of ...
5
votes
1answer
1k views

How to automatically create all possible polyline routes connecting many point locations around a polygon obstruction?

Lets say I have 30 ports on the west of an island, and 30 on the east, and need to calculate all possible shipping distances between each and every port, with the routes having to steer around the ...
1
vote
1answer
165 views

What ArcGIS Online feature layer can I use to display European states with unique country codes?

I'm writing a web page to display ECB statistics on an ArcGIS JavaScript API-based web map. I'm a bit lost when selecting a feature layer so that I can use the UniqueValueRenderer to make the states ...
2
votes
2answers
617 views

Calculate Percent coverage using another raster, with dif resolution and orientation

I have a 0.5 meter raster that defines presence or absence (cells are either 1 or 0). I have another 5 meter raster, which I created. I would like to calculate a percent coverage of the underlying 0.5 ...
1
vote
2answers
255 views

3D elements buffer extrusion

I'm using ArcScene10.1 and I have a dataset containing of 3D points (x,y,z coordinates) with extrusion values (Evalue). Now I would like to create a square or ring buffer around the points and extrude ...
2
votes
1answer
904 views

how to add a query layer to a mxd in a python script

I want to add a query layer to an arcmap document so that whenever i have a db data update, it is reflected in my ma and I can update my service through python script. This is my script so far... ...
2
votes
1answer
56 views

ArcGIS 9.3.1 User Privileges

I know that you can grant privileges for users using ArcCatalog for the whole Dataset as letting them select, update, delete and insert feature classes. But my question is how could I grant the ...
5
votes
1answer
147 views

What projection is this and how to use it in a GIS?

I have a request to do a map in non-standard projection: (source: http://www4.agr.gc.ca/AAFC-AAC/display-afficher.do?id=1263246127905&lang=eng) I couldn't manage to find it my materials. As well ...