1
vote
3answers
107 views

GDAL HDF4 Driver on Linux System

I'm running code that works with MODIS HDF4 datasets on a Debian Linux distribution. I am also running this code on a Windows machine. On both the Windows and the Linux machines, I have the most ...
0
votes
0answers
8 views

Adding .CSV file

When I add my file to ArcGis SandBox it shows the data from CSV file to Layer . But when I try to Add it through ArcGis API For JavaScript it doesn't work.I'm working on localhost. Help!!! ...
2
votes
1answer
126 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
2answers
251 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
188 views

iPhone app to record 3D location information

Does anyone know of an app that would run on an iPhone or iTouch that would record the X,Y and Z information from an external GPS? I am using a Dual XGPS150 Bluetooth receiver. The GPS will record ...
0
votes
0answers
5 views

Problem with schema synchronization using Import Replica Schema (Data Management)

I want to synchronize the schema of replica. The steps I am following is documented in ArcGIS Resources: Export the geodatabase_1 replica schema using Export Replica Schema (Data Management) tool. ...
0
votes
0answers
7 views

AddFeatures returned values …?

i try to add Features in a polygon vector layer. i'm using for example the following lines : fet.setGeometry(ft_com.geometry()) bool=pro.addFeatures([fet]) bool returns me True (i see the added ...
0
votes
0answers
15 views

Automated Viewshed in QGIS

I want to create a workflow with a QGIS script where I need a viewshed tool. There is a really cool viewshed plugin. Unfortunately I am not able to access it in the QGIS console. I also found out that ...
2
votes
1answer
2k views

How to convert (geodetic pose + cartesian offset) to geodetic position

I am in search of an algorithm to solve the first/direct geodetic problem precisely in 3D. The input is: a geodetic (not geocentric) position (WGS84, height is above the WGS84 reference ellipsoid) ...
0
votes
0answers
9 views

Static link to latest QGIS version

I am trying to set up a local "mirror" of the latest version of QGIS using "Download station" in a Synology NAS. The intention is to provide the newest version of QGIS on a local network without ...
1
vote
1answer
23 views

Why doesn't QGIS 2.8.2 Road Graph accept my road network vector?

I'm using the Finnish official Department of Transport's "digiroad" road network vector file, which has all kinds of roads, cycle paths etc on it, but I can't use Road Graph on it. If I create a new ...
0
votes
1answer
403 views

Leaflet geoserver wms doesn't show on google map base layer

I have a site running Openlayers (base layer google and overlay wms in epsg4326 from geoserver). The site works fine. I've decided to try doing the same with leaflet , and from some reason I can't ...
1
vote
1answer
47 views

PostgreSQL: insert from multiple select?

Is it possible in PostgreSQL to insert field values into a table using multiple selects from various other tables? Something like the following SQL (I have over simplified my original problem). I ...
0
votes
1answer
149 views

How to automatically generate least-cost paths between several polygons?

What is the fastest way to automatically generate least-cost paths (LCPs) between several polygons with ArcGIS ? I created a python program to do this by using the functions "CostDistance" and ...
0
votes
0answers
13 views

Error in executing the command to integrate the antennas

Can somebody tell me why the program shows me this error: "ERROR:Error(s) while processing 'model' commands, exiting" when I execute the command to integrate 3 antennas into the map. I have integrated ...
1
vote
1answer
40 views

gdal RasterizeLayer gives different extent to arcpy PolygonToRaster

I have an existing arcpy script which uses PolygonToRaster_conversion to convert a polygon shapefile to raster (tiff). I am now exploring GDAL/OGR and have used the cookbook approach to carry out the ...
1
vote
1answer
241 views

Mapnik not generating tiles for tilecatche

imported data by using Osm2pgsql, to get rid off all problems related to data conversion, i stored this as latlong (-l parameter).I created stylesheet, and i tested with python script and it was ...
6
votes
4answers
834 views

Can GeoNetwork store metadata for a PostGIS table?

Can GeoNetwork be used to store Metadata for a PostGIS table? Or is it only for WMS/WFS services? If it can be used to create a store metadata for a PostGIS table, how is it done? I can't seem to ...
1
vote
1answer
53 views

Is it possible to add text and numbers into the same column/field of attributes of a shapefile in ArcGIS 10.3?

I have to add a field to the attributes of a shapefile and the data reads as: 2 BDL 22 18 11 BDL BDL 25 3 Could these data be added to the same field/column of the attributes of the shapefile in ...
0
votes
2answers
2k views

How to use Sharpmap to display spatial data from MS SQL Server 2008

Can anyone show me a step by step example on how to use Sharpmap to display MS SQL server spatial data using C# as the programming language? Please note I have exploit some of the example online but ...
1
vote
2answers
44 views

How to generate random points from FIDs using ArcPy or ArcGIS Field Calculator?

I'm trying to generate a shapefile of random points using FID from the attribute table. My attribute table has 800,000 features and I only need a sample of 240. Is there a way to do it in arcpy or in ...
1
vote
0answers
25 views

How to show street direction on map?

I am using sharpmap to render my OPEN STREET MAPS (osm) maps. i need to show the direction of one way streets on my map. How can i do that?! After googling i found SharpMap.Rendering.Symbolizer and ...
0
votes
3answers
297 views

javascript function to search all OpenLayers vector features covering a pixel

I have an OpenLayers map that draws features in a vector layer. The features are selectable and have a popup on select. Unfortunately in a lot of cases the features overlap so it can be impossible to ...
7
votes
4answers
1k views

Merging Popups with Relationship Queries using ArcGIS API for JavaScript?

I am trying to merge two ArcGIS JS API examples: Feature Layer with Popup and Query Related Records. The idea I have in mind is clicking on a country feature, retrieve all related records from a ...
3
votes
1answer
699 views

How to intersect 2 polygon layers with a given tolerance for features in different layers only?

I can intersect 2 layers with polygons using ArcMap. However I can specify only overall tolerance no matter what layer a feature is in (even same layer). So I either end up with lots of slivers if I ...
0
votes
0answers
4 views

Unable to import database through osm2pgrouting [migrated]

I am very frustrated by the following errors while trying to import NewDelhi by osm2pgrouting tool: osm2pgrouting -file "/home/user/Downloads/new-delhi_india.osm" -conf ...
0
votes
1answer
28 views

How to use a wildcard for a field to sort many shp

I want to use a wildcard for a field so as to sort a group of shapefiles. All of them have the same columns but there is one column in each of them with only the first 4 characters common. Is ...
2
votes
2answers
127 views

Python Script tools for ArcGIS 10.2 is very slow (get raster properties)

I am using python script tools for ArcGIS 10.2, under Windows 8.1 64bit. When I am using the arcpy.GetRasterProperties_management() command, it's very slow to process the data. For example. I tried ...
3
votes
1answer
568 views

Is there a way to turn on labels with ModelBuilder?

I have a model that creates a feature class and adds it to the map. The properties of the feature class reference a layer file for the symbology. However, I can't seem to find a good way to pass the ...
1
vote
1answer
99 views

Point of intersection issues with PostgreSQL/PostGIS?

I have a table containing a set of points of intersections. Most of the roads intersects whith just one road BUT i have some roads which intersects with two, therefore three different point of ...
1
vote
2answers
123 views

How to save QGIS composer template with image - e.g. company logo?

I can't figure out how to save QGIS Print composer template with image. In our map compositions we always have company logo in one place. It is easy to add image (logo) to composer and place it to ...
2
votes
2answers
115 views

How to make a movie from a ascii grid files?

Lets say I have several ascii grid files for each time step for a particular location. I would like to spit out the image for each of these ascii grid files and legend on the side bar. I also would ...
0
votes
1answer
153 views

Chrome/Firefox Performance Issues

Just curious if anyone else is having performance issues with Chrome and Firefox while using an arcgis javascript web application. I have been developing an application that works great in Internet ...
0
votes
0answers
6 views

GetFeature Pop-up appear on all layers independent if the are selected or not!

I do have an issue with getFeatureInfo. It works on all layers independent of their selection or not. I used the following code to getFeatureInfo from a layer. function myGetFeature(map,mylayer) { ...
1
vote
1answer
39 views

ERROR 1: None of ECW_ENCODE_KEY and ECW_ENCODE_COMPANY were provided

I downloaded ERDAS-ECW_JPEG_2000_SDK-5.1.1 and tried to use it with GDAL to create ECW files from georeferenced PNG files, but they are not created, it basically complains about: ERROR 1: None of ...
1
vote
1answer
353 views

Using GDAL to read dted files

How do I get the elevation at a certain point using gdal to read in a dted file? I don't see much useful information out on the web. I'm sorry I should have been more specific. How would I ...
2
votes
0answers
23 views

How to clip or erase a csv file with a non-rectangular shapefile?

I can clip a csv file with a ogr2ogr having 4 extents of a rectangular polygon. Is it possible to clip a csv file with a non rectangular shapefile?
0
votes
1answer
189 views

How to solve sqlite_rtree_geometry_callback error?

I have just installed qgis 1.8 and it show error message the procedure entry point sqlite3_rtree_geometry_callback could not be located in the dynamic link library sqlite3.dll How to fix ...
2
votes
2answers
3k views

How to set minimum and maximum scale?

I have several layers on my map. I need to set minimum and maximum scale level to prevent zooming. What's the best way of implementing it? Thanks
1
vote
1answer
598 views

Identify Tool for JS API similar to the tool in ArcGIS Desktop?

As documented in my earlier questions, I am having trouble connecting multiple ArcGIS Server services to identifyTasks. Therefore, I'm wondering if there is a tool/process or if its possible to create ...
2
votes
1answer
139 views

Choosing specific ArcSDE version to create replica geodatabase from?

I'm trying to automate the process of exporting a replica geodatabase using the geoprocessing tools and eventually a Python script. I can't figure out how to create the replica from a specific ...
-1
votes
0answers
14 views

Capturing overlaying features' attributes information in 100 meter MGRS grid bins [on hold]

I have many polygon shapefiles. All have single and same attribute with different values within each shapefile. Shapes within a file do not overlap however; different shapefiles may have ...
0
votes
2answers
323 views

How can I cache reverse-geocode results?

I'm implementing an Android application that needs to do some reverse-geocoding to resolve a geocoordinate to a city. What is the best way to cache this information on the smartphone so that I don't ...
11
votes
1answer
883 views

How to define Winkel Tripel in proj 4.8.0?

I have QGIS with proj 4.8.0 installed. I'd like to add Winkel Tripel projection which seems to be defined as +proj=wintri But that definition string does not work. Is this a bug in my proj version, ...
1
vote
2answers
854 views

How to install ArcGIS Code Assist in Aptana 3?

I have downloaded Aptana and ArcGIS Code Assist but I don't know how to "DRAG" the vsDOC into Aptana. Aptana 3 Installation Instructions Download the zip file that contains the VSDoc file for ...
0
votes
2answers
20 views

Create point on a line with given distance from end in PostGIS

Does anyone know how to create points along a line (MultiLineString geometry) with a given distance in PostGIS? I'd like to create points at a regular distance over a line, which represents a ...
0
votes
0answers
20 views

How to do Aerial Triangulation from raw aerials?

I have received 1390 raw aerial images. For the purpose of understanding I have imported 4 images and here you will see that roads are not lining up. When I spoke to the creator of these aerials, he ...
2
votes
1answer
968 views

How to display direction of track with arrows using OpenLayers

I would like to display track on the map using OpenLayers in the way like this: http://jsfiddle.net/DR/hgCUq/1/light/ How to show direction of the track with arrows here? Any other approach would be ...
0
votes
1answer
18 views

It possible to query/convert LONG RAW (SDEBINARY) from SQL?

Curently we have ArcSDE 9.3/Oracle10, and layers in SDEBINARY. It is possible to make queries with SDE.ST_GEOMETRY or SDO_GEOMETRY commands ?
0
votes
1answer
167 views

vb.net arcobjects enable customized context menu item only if a feature is selected

The solution may be very simple, but I haven't made it work. I want to enable a data view context menu item only if a feature (in polyline layer) is selected, all other places the item should in ...

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