1
vote
1answer
152 views

Problem loading raster to PostGIS using QGIS

I am having trouble loading a raster (.asc) file to PostGIS 2.0.1 using the plugin Database - PostGIS Raster - Load raster to postgis in QGIS 1.8.0 on Win Vista 64 bit. I get the following error ...
1
vote
1answer
125 views

IGPFunction2.Execute() never triggers when using IEnumLayer.Next() when run in background

I got a strange issue in GP tool I don't really understand: In my IGPFunction2.UpdateMessages() method, I use the following code to traverse all layers: IEnumLayer enumLayer = ...
2
votes
2answers
310 views

How to automate performing analysis (intersection) between objects within different feature classes, for large number of objects?

I have two tables of roads - the same roads, from different sources, and am trying to compare how similar their positions are. I'm wanting to buffer each road in one of the feature classes and ...
2
votes
1answer
514 views

gdalwarp cant find libproj.dlib

Thought I had finally got Python, gdal and QGIS to play nicely together but just tried to do a batch transform using a bash script to call gdalwarp and it claimed it couldn't read the libproj.dlib ...
0
votes
1answer
267 views

How are the speed limits set in osm2po?

Using osm2po I found a problem. In the configuration file "osm2po.config" I can set the various values ​​of speed limits for each road type but for example for this type of street ...
0
votes
1answer
201 views

How to create customized side control bar in OpenLayers?

I could create a simple map using OpenLayers. But I want to have a customised side control bar. The one I created: The one I want to create:
1
vote
2answers
3k views

GeoServer WMS Layer not working in OpenLayers

Here is my code: var map; function init() { var options = { maxExtent: new OpenLayers.Bounds(-135.326858520508,-30.5615100860596,179.357788085938,69.604377746582), units: 'm', projection: ...
2
votes
2answers
2k views

How to make editable polygons in Google Maps?

I've just recently started learning Google maps, JavaScript, etc., and have a few questions about a project that I'd like to do. I'm wanting to take some ESRI shapefiles, convert them to KML, and then ...
2
votes
1answer
459 views

How to realign (PostGIS) layers in QGIS?

I'm trying to realign layers in QGIS. As you can see here, the "background" light-blue layer is not aligned with the top layers. I'm working with pgAdmin III and importing PostGIS Layers in QGIS. My ...
1
vote
1answer
987 views

I want to import an Excel spread sheet with desc, northing and easting into Google Earth to make a KMZ

I have a spread sheet with three columns containing a Description, a Northing and an Easting in UTM. Instead of entering the points in by hand, I want to find a faster method. Any help is greatly ...
2
votes
1answer
387 views

Converting standalone script to ArcGIS tool?

I am currently trying to make my (working) standalone script into an ArcGIS tool so I'm not the only person in my office that can use it. It selects all the data within a specified location and ...
1
vote
4answers
4k views

Free Imagery WMS Feeds in QGIS

I was wondering if anyone knows of a free WMS of imagery that I could use within QGIS. The imagery does not have to be high resolution (Blue Marble even). I would like to have a base imagery feed ...
1
vote
1answer
2k views

VRML export issue ArcScene

when I try to export simple Tins (or documents which contain Tins) from my ArcScene to .wrl the export fails. Please see my example: I have the following table (xlsx): X Y hoehe 28 -2 0 -2 ...
0
votes
2answers
767 views

Converting Arcobjects in VB.Net to C#

I am attempting to learn ArcObjects using a tutorial that uses VB.NET and I am trying to convert it to C#. I have Visual C# 2008 Express Edition. This is an ArcMap Add-In project that creates a ...
1
vote
0answers
70 views

When digitizing, objects are not saved well

I've some problems with digitizing. If I draw a line or a polygon, the line or polygon is saved in the attribute list, but not visible and its location is not saved either (when I zoom to the object ...
2
votes
0answers
162 views

MAP Director for ArcGIS

I have installed the Cartegraph 8, where I would like to know if it is possible to add the MAPDirector for ArcGIS Extension to ArcMap. As per the following documentation, it seems like the extension ...
3
votes
1answer
4k views

How to get all selected features from a specific feature class in C#

I am looking for a way to get all selected features from a map which belongs to a specific feature class (shape file, geo database,…). To be more specific and to give you a real case for my ...
1
vote
3answers
211 views

How can I send a parameter with a RouteTask and get it back in RouteResult

I'd like to send a parameter with the Route Task and be able to get that same parameter in the RouteResult object. The goal is to be able to recognize the routes I receive from the server when I ...
1
vote
0answers
200 views

Overlapping polygon outlines dashed at overlapping locations but solid elsewhere

In ArcMap 10.0, if one smaller polygon fits inside of another and shares a portion of the larger polygon's boundary, and they both are set to display thick outlines on the inside, is there a way to ...
2
votes
2answers
702 views

Performing viewshed analysis with ArcGIS Desktop Standard License?

Is there a way to perform a Viewshed Analysis with the Standard license of ArcGIS 10.1 for Desktop? If not, what is the difference (if any) between: Viewshed with (Spatial Analyst)- ...
1
vote
0answers
233 views

Break LINESTRING values in postgis into mutiple LINESTRINGs

Figure A below is the visual representation of what i have in my road data set. Line 1, Line 2, Line 3 in illustration are each represented as 1 row postgis DB inside a geometry column, some of these ...
4
votes
5answers
801 views

How do I add a field that determines the feature's transparency in ArcMap?

I have a feature layer that has points. I want these points to be transparent depending on a field that I've created. Here are references to being able to actually do this (I do understand that these ...
3
votes
1answer
2k views

Calculate polygon area inside extent

We're using ArcMap 10.0 sp5, creating a tool in c# using the ArcObjects sdk. Is there a built in function or simple set of steps that calculates the area of each feature of a polygon layer within a ...
2
votes
1answer
3k views

How can I add an onmouseover tooltip pop-up to a PictureMarkerSymbol in JavaScript API?

When the mouse pointer hovers over a PictureMarkerSymbol, I need a tooltip to pop-up, then disappear onmouseout. If that's not possible, then how might I have the marker's esri.symbol.TextSymbol ...
1
vote
2answers
420 views

Dynamically Reload OpenLayers Marker Layer based on user input

Not really sure how to ask this, so I'll outline the scenario. We have a database with locations in it. There are various types of cars at each location and each car has a problem of varying ...
5
votes
4answers
789 views

How can I create polygons of the area surrounded by roads / lines?

I'm currently trying to create polygons that represent the areas surrounded by roads. The roads are stored in PostGIS as points / lines so I have flexibility over what I can do with them. I'm ...
1
vote
0answers
841 views

Distance Matrix in QGIS

Can anyone help me with the distance matrix tool in QGIS? Is there a tutorial about it? It sometimes crashes when I use it and the values that it produces seem strange. I am a beginner in QGIS, so I ...
1
vote
1answer
7k views

Code for SelectionChange Event on Comboboxes in VB.Net [closed]

I am programming 3 combo boxes so that each one feeds off the information from the previous combobox. For example, in the first box they would select a year, then the second combobox would provide ...
4
votes
1answer
1k views

Dynamic Map Service with Zoom Slider in arcgis by API for javascript

I have ArcGISDynamicMapServiceLayer and I want to show Zoom Slider by API 3.2 for javascript
6
votes
1answer
4k views

How to convert coordinates in a .csv into another CRS in QGIS

How can I convert coordinates which are stored in a csv and in a certain format in a different CRS, i. e. I want to convert GK 3 (EPSG:31467) into WGS 84 (EPSG:4326). I am using QGIS and already ...
1
vote
1answer
2k views

How to Install the ArcGIS JavaScript 3.2 API library on an IIS Web Server? [closed]

I would like to deploy Server API for JavaScript 3.2 in my server to use it in my asp.net project instead of connect to server What are the steps to be followed in deploying it to a local ...
3
votes
2answers
196 views

Traversing a PostGIS table tree

I'm developing a geospatial db for a company that operates at a number of large facilities. Its primary purpose is to help staff locate themselves and equipment within each facilities' multi-storey ...
3
votes
1answer
684 views

How to put data in remote geoserver?

I created some layers and upload it to PostGIS and then GeoServer and then styled it using GeoExplorer. I have done all this in localhost. I used the iframe generated in GeoExplorer and used it in my ...
2
votes
0answers
234 views

how to intersect a raster subset with a buffered vector layer (points) in QGIS?

I am a bit new in the GIS and qGIs sphere so maybe my question will look a bit naive, but at the same time it means it should probably be easy for most of you guys ;-) I work in QGIS.I have 2 layers: ...
2
votes
1answer
2k views

How to obtain to Max zoom levels for Google layer using Open layers

I was trying to obtain maximum zoom level ( level 22) for Google street map using Openlayers.layer.google script. The following code does not seem to work.It works to the maximum zoom level when Var ...
1
vote
1answer
277 views

Qgis - Raster clip Problem

I tried to use the Raster (Extration) tool "clipper" and I always get this error log: What is my problem? Fehler bei der Ausführung von Python-Code: Traceback (most recent call last): File ...
5
votes
2answers
3k views

Split a shapefile into multiple shapefiles based on a particular Field [duplicate]

I have a shapefile where there are 3 fields OBJECTID, NAME , LOCALITY. I want to create new shapefile that contains the geometry, projection etc. of the parent shapefile and according to the locality; ...
1
vote
3answers
1k views

Is there a way to get correctly aligned print export with openlayers plugin? [duplicate]

I am a beginner using QGIS (1.8.0 Lisboa) on a Mac (OS X 10.6.8 Snow Leopard). I work on a file with two layers in the following sequence (top to bottom): a vector polygon layer with a few outlines ...
3
votes
1answer
573 views

Find which grid cells contain a point

I have a dataframe with x,y coordinates. I've sampled 10 x,y coordinates from my dataframe: y <-c(24.637032,21.569813,21.687,19.677183,24.72438,21.433136,24.637032,22.21065,21.443762,25.273882) x ...
4
votes
1answer
4k views

How to convert shapefile to vector emf?

I want to convert a shapefile to an EMF file. The EMF file must be a vector image, not a raster image. Please suggest to me some good packages or tools. Thanks in advance.
2
votes
2answers
1k views

Creating labels on Pie Charts in ArcGIS for Desktop?

I am creating a Location Pie chart for my study area using Male and Female population in ArcGIS for Desktop. The software creates for legend of charts but I want to create a label on chart itself. ...
3
votes
1answer
290 views

Why is my Polygon (WGS84) in SpatiaLite 4 not displayed by QGIS? [closed]

I made a polygon in a SpatiaLite 4 database as follows: INSERT INTO test_pg (id, name, geom) VALUES (3, 'test', ST_PolyFromText('POLYGON((8.556824 47.185269, 8.611009 47.185269, 8.611009 47.218568, ...
1
vote
1answer
233 views

Why are the areas covered by 2 Universal Polar Stereographic (UPS) coordinate different?

According to http://en.wikipedia.org/wiki/Universal_Polar_Stereographic_coordinate_system. the area covering Arctic is less than Antarctic. Any reasons for it? It is due to the shape of the lands?
2
votes
1answer
147 views

How to generate Report with Unicode Character for Gujarati text?

I am using ArcMap 10.1 and want to generate report using Report Designer. In Report header i use Label Control for display unicode character (Gujarati) but when i copied gujarati text from word doc ...
2
votes
1answer
254 views

ArcGIS Server 10.1 Geoprocessing service weirdly changed file path

I encountered a weird phenomenon on my ArcGIS Server 10.1. I have a geoprocessing tool that exports a mxd file to an image file on my local directory, say "c://map/dir/export/image.png" It worked ...
4
votes
2answers
3k views

Publishing geoprocessing tools to ArcGIS for Server gives ERROR 001488?

I have been trying to publish a geoprocessing tool to our new ArcGIS for Server 10.1 with SP1. I configured the serves to not to copy data to server when publishing services. The tool ran well and ...
6
votes
2answers
916 views

How to calculate tortuosity of a coastline?

I would like to calculate the tortuosity (or fractal dimension) of a coastline within a 1km buffer surrounding a point on that coastline. I have hundreds of points and therefore need a tool or scripts ...
1
vote
2answers
334 views

converted SHP to geoJSON - how to put this on OSM map?

I'm a beginner at this. I converted a shapefile to a .js file but I am having trouble adding this data to a map using leaflet. The osmscarb.js: var osmscarb = { "type": "FeatureCollection", ...
0
votes
1answer
73 views

Why does Print Composer take ages “Creating icon for file …”?

Every time I open a Print Composer, a box comes up, and text flashes by saying, "Creating icon for file [various random image files that I have on my computer]". It then pauses, and does it again, and ...
2
votes
1answer
2k views

ArcGIS ArcPy: Iterate over shapefiles and report field “Desc” Length

I've just started learning to script using python, i.e. no programming experience. I need to iterate over a folder that contains multiple shapefiles that all start with nlc... I need to iterate over ...

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