2
votes
3answers
421 views

How to find duplicate nodes in feature class using ArcObjects?

I am unable to find duplicate nodes in a Road network through my program. I have a polyline feature class as Road, and i want to find duplicates nodes in it. How can I generate a report of duplicate ...
8
votes
3answers
2k views

How to get the subbasin area of each specified river segment?

I have a DEM file of one district, and I have used those following tools in spatial analyst tools in ArcGIS 10.1 to get files related to the original DEM file: Fill Flow direction Flow accumulation ...
1
vote
1answer
474 views

Not enough memory in the file group “Primary”: SDE Database error with MSSQL

I got this error message whilst trying to load data into a raster in ArcMap 10.0. Underlying DBMS error [Microsoft SQL Server Native Client 10.0: Eine neue Seite für die sde-Datenbank konnte nicht ...
4
votes
2answers
3k views

Digitizing rectangles/ovals in QGIS?

i added the new vector layer in QGIS and I want to draw a cicle of 500M or 1000M from center. I also added the pluginn Rectangles ovals digitizing in QGIS. But the options of this pluginn is not ...
1
vote
1answer
124 views

Ogr2ogr driver error when convert shapefile to mif [closed]

I use the following script to convert shapefile to mif: ogr2ogr -f "MapInfo File" D:\docs\arcgis_data\shp_mif\BOU.mif D:\docs\arcgis_data\shp\BOU.shp But I got the error: ERROR 6: Unable to open D:...
2
votes
1answer
294 views

How to use the Oracle Spatial functions inside ms4w MAPFILE DATA string?

How to use Oracle Spatial functions in the DATA queries of MapServer(ms4w 3.0.3)? I am getting the following error while trying to highlight selected features which lie inside a particular boundary : ...
2
votes
2answers
597 views

FME assigning sequential start and end for each line segment

Hi hope someone can help me. To simplify, I have a line that is 500 meters long. As part of its attibutes it has a attribute called 'Start Chainage' of 0 and an attribute called 'end chainage' of 500....
0
votes
0answers
744 views

New values created with QGIS field calculator become null upon saving

I'm having a problem with QGIS. I'm trying to create a new column in the attribute table for a shapefile. The numbers in the fourth column (see screenshots) are currently strings, so I want to convert ...
1
vote
1answer
288 views

How to create feature layer in Google Maps? [closed]

In ArcGIS we have the ArcGIS Online portal kind of application where we can create a feature layer. Is there any application where I can maintain the feature data in Google? Or how we can do this in ...
0
votes
1answer
449 views

Mapbox markerLayer from GeoJSON with prompt as input not working

I am trying to display a pin on a map. It works fine if I code the GeoJSON data into the script of my file. If I try to insert the GeoJSON data via a user prompt, it doesn't work. The variable must be ...
3
votes
1answer
1k views

Calculating angle of polyline at midpoint using Python/ArcPy?

Trying to calculate the angle of a line at its mid point using python; this will be used to display flow direction on a water network. I've developed this script, which works in terms of generating ...
0
votes
0answers
104 views

Why does ModelBuilder fail to clear batch parameter inputs and only use first batch line's input paramters? [duplicate]

I have built a model to convert coverage files to shapefiles and also feature classes in a geodatabase. The model uses a sub model to run an iterator to loop through an initial input folder (Which is ...
2
votes
2answers
616 views

Why unable to create interactive FeatureSet features for ModelBuilder tool?

I am attempting to set up an "interactive clip" tool that will allow the user to draw clip features on the fly and use those as the clip features in the Clip tool in the analysis toolbox. I have added ...
2
votes
2answers
1k views

Convert shapefiles in nested folder to geodatabase

I currently have approximately six hundred old .mxds, and all the data source links are broken due to an upgrade in the GIS computer. In the past, all the spatial data was stored as shapefiles in ...
0
votes
0answers
371 views

How to add and join Geodatabase Table to Feature Class in QGIS?

After finally figuring out how to open .gdb files from Arc 10 in QGIS, I need to join some tables to the spatial gdb coverages I've opened in QGIS. According to the colleague who converted the .gdb ...
0
votes
2answers
444 views

Road Graph Export Empty QGIS

Exporting the results of a shortest path analysis through the Road Graph plugin in QGIS 2.0.1 results in an "empty" layer. After running teh shortest path calculator, I selected export --> new ...
3
votes
1answer
779 views

Can Bing base layers be used with the Mapfish / Geoserver print plugin?

After being able to solve most of my problems just be lurking, I find I now need to come into the light for this one. The headline is pretty explicit. I have been unable to use the mapfish print ...
1
vote
0answers
507 views

Distorted Google Maps layer in pdf export from QGIS 2.0.1

Export of a map from QGIS 2.0.1 Composer to pdf results in distortion (changed scale) of Google map layer. Why?
4
votes
1answer
5k views

How do I install and run SEXTANTE for QGIS 2.0?

I just upgraded to QGIS 2.0, and I have been unable to locate/use SEXTANTE tools. A search with the plugin installer does not turn up anything for "sextante." Any idea what is going on?
0
votes
0answers
508 views

SAGA/GDAL fails to open grid in QGIS 2.0.1 on OSX 10.6.8

I want to try different grid/raster spline interpolation methods using SAGA in QGIS. I'm using the kyngchaos build 2.0.1-7 for Snow Leopard. Every SAGA algorithm I try gives the following in a popup: ...
0
votes
1answer
215 views

How do I use gdal_proximity.py from the QGIS python console?

How do I run gdal_proximity.py from the QGIS python console?
0
votes
0answers
89 views

Is there a limitation in quantity of joined tables using spatialite views?

I've one point layer in qgis and several non spatial tables in a spatialite database. Now I want to create a view as you can see in the following: CREATE VIEW testansicht10 AS SELECT baumkataster....
6
votes
3answers
5k views

Adding custom map tile layer using QGIS?

I am trying to display the following background map in QGIS 2.0: http://server.arcgisonline.com/ArcGIS/rest/services/World_Topo_Map/MapServer/tile/${z}/${y}/${x}. In a custom web map client, this is ...
3
votes
1answer
1k views

Converting wkt to geojson with OpenLayers

I am trying to convert wkt to geojson wiht OpenLayers. I wrote my code based on this question (geojson to wkt). That's what I have so far, but it is not working. Any ideas? var = '...
2
votes
1answer
535 views

Installing ArcGIS 10.1 on Win7 64 bit

Just reformatted my PC with Win7 64bit to try and take advantage of 64-bit python processing. However I'm not sure what to do here: Our office runs ArcGIS 10.1, TOAD and SDE for Oracle. Toad ...
4
votes
1answer
130 views

What is happening when I register a “Feature Class” with Geodatabase?

I'm registering a table w/ native geometry with the geodatabase and it is taking a long, long time. Actually I'm not sure if ArcCatalog is frozen or crashing. The table does have several million ...
10
votes
1answer
382 views

What is ArcSDE API used for?

To create applications that manipulate ArcObjects there is the VBA and Java runtimes. To create application that process data with ArcToolbox tools, there is ArcPy for Python. Today, I discovered ...
2
votes
2answers
106 views

How would you illustrate this in a report to a client?

The objectives are simple: They're adding a train station and the goal is to display how far you could get within 30 minutes before and after the new station is built. In this map that I'm working on ...
4
votes
4answers
711 views

Is there a way to snap to apparent intersections in ArcGIS 10.1+?

Suppose there are two lines in an ArcMap 10.1 or 10.2 editing session that cross but do not intersect, per se. This is the case when new lines a drawn. Is there a way to snap to the point where the ...
1
vote
1answer
106 views

Analyze Datasets (Data Management) - what is the output?

I recently completed a Analyze Datasets procedure on my ArcGIS 10.1 SDE. However, I could not find a tangible output to review. Does anyone know where I can find the output?
0
votes
0answers
12 views

Plugin QGIS error FPDF' object has no attribute 'y' [duplicate]

I try to make save as button in plugin QGIS Dufour 2.01 and want to save it as pdf file when i try save my file ( open file destination and then click save ) i got a error message This is the code ...
1
vote
1answer
263 views

ArcGIS: Least-Cost Path between points; Source Destinationissue

I am trying to find the least-cost path between 2 points. The problem I am having is that if I use point A as source and point B as destination, I get a value, but when I do the opposite i.e., use ...
1
vote
0answers
151 views

Whats the status for OSM in print composer QGIS 2.0?

I have a Stamen Toner OSM background on a report am doing. It seems impossible to use "Print" or "Save as image" functions since the OSM is being projected wrong with 10 km or so.. Right now I'm ...
1
vote
2answers
318 views

How to read arc/info e00 vector files (no binaries) with Python?

I can easily read e00 files with QGIS and it seems as if in older versions of ogr there was driver support for the arc/info e00 file format. Nowadays that seems to be deprecated, as running ogrinfo --...
0
votes
1answer
94 views

How to make pen style show up correct in QGIS map composer legend?

As far as I can tell, yes I've updated the legend. See new screenshot. It's like the field width is cutting them, they all begin with one long and then one short line.. I have a several different ...
0
votes
1answer
76 views

Can I have extra row in datatable not used for mapping

Is there a way that I can disregard 1 row in the table when generating a map and its Jenks values? We have the need to create separate tables and charts from the data we are mapping. There needs to ...
6
votes
1answer
533 views

How do I change an existing srs in QGis?

I am showing postgis data with srid 28992 (Amersfoort / RD New). But when I plot the geospatial data on a map (with openlayers plugin), the data is shown a hunderd meters off because the datum shift ...
2
votes
3answers
720 views

Shapefile with overlapping polygons: calculate average values

I have a very big polygon shapefile with hundreds of features, often overlapping each other. Each of these features has a value stored in the attribute table. I simply need to calculate the average ...
2
votes
1answer
225 views

CQL filter causing slowness in Java \ Geoserver app

I have a Java application that includes an OpenLayers map with WMS tiles pulled from Geoserver. Geoserver and the Java app are looking at the same MySQL database. In the Java application I have a ...
0
votes
0answers
895 views

gdal python set projection of a raster - does not work

Gdal 1.9.2, ECW driver: ECW/ERDAS Compressed Wavelets (SDK 3.x) I am having problems with the script that supposed to set projection of the ECW to EPSG:27700, i.e. the British_National_Grid. Please ...
3
votes
2answers
219 views

Convert data to another Coordinate Reference System

Assuming I've a point like this : POINT (751318 9760879) This point is in EPSG:27700 coordinate reference system. How do I convert the point to display in a map with EPSG3857 coordinate ...
1
vote
2answers
413 views

KML problems on Google Maps

If I upload my KML file, which contains polygons and pins, to Google Maps, then most of the polygons are missing (see below). To try and address this, I pasted the kml url to the Google Maps search ...
2
votes
0answers
61 views

Show dataframe CRS in Status Bar in ArcMap 10

Does anyone know if would it be possible to show the name of the current coordinate reference system being used in the active dataframe in the status bar of ArcMap? I have searched for scripts but ...
1
vote
1answer
64 views

which feature of toolboxes will be appropriate for building a groundwater model in Model Builder [closed]

I am completely new to ArcGIS Model Builder and also Python scripting. However, I want to build a model to automate groundwater recharge.
1
vote
0answers
305 views

Find area with highest relative density of one type of object

I'm using PostgreSQL/PostGIS and I have an advanced type of query. My database contains two types of object - let's say pubs and churches :) Is there a way that I can find the area with the densest ...
1
vote
0answers
248 views

How to create labels using 2 columns? [duplicate]

I want to label a layer with 2 columns/attributes. It´s not a problem in Mapinfo, but can it be done in QGIS as well?
3
votes
3answers
2k views

FME - How to add an attribute when schema definition is dynamic?

I have an FME workspace which reads a folder of MapInfo TAB files and writes them to a File Geodatabase. The reader and writers are both using dynamic schema as I need to run this workbench on ...
1
vote
0answers
96 views

How to post an existing shapefile datastore using cURL?

I read geoserver doc, and already Uploaded a shapefile to geoserver using cURL. But I can't change layer name by REST. So I think that there is another way to post a layer. If I can post an existing ...
3
votes
2answers
3k views

How to iterate field values and use output in ArcGIS ModelBuilder?

I am using ArcGIS 10.2 Model Builder with the Field Values iterator to select unique field values. I then want to forward these values to the Add Field tool, to create a new field for each unique ...
2
votes
1answer
511 views

Why does data imported from AutoCAD appear different in ArcMap 10.1?

I am importing information from AutoCAD into Arcmap 10.1. I found after some issues that I need to give the incoming information geographic location, which works fine. The problem is that all the ...

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