0
votes
0answers
3 views

kml does not overlay correctly in qgis

In Qgis, when I insert a kml contour that was created in Google Earth, it appears misaligned respect to all the other layers. Note in this image how the red contour is moved upwards respect where it ...
0
votes
0answers
5 views

insert row into postgis query table in QGIS

I find I am using QGIS (2.4) more and more as a client for PostGIS database tables with geometry, but also for tables without geometry, partly because it's good just to use the one application and ...
0
votes
0answers
4 views

Is there an editing function in qgis cloud?

does someone know if an editing function exists in qgis cloud? or maybe is planned?
1
vote
0answers
7 views

double lables in qgis

I want to crate lable like fraction using data from two colums. I have tryed to use "Fild" || '\n' || '――' || '\n' || "Fild2" but it looks not good. How can I do It using other method.
0
votes
0answers
6 views

Cluster numbering in openlayers

I am using openlayers 2 for making clustering on vector point data for which I am a beginner. I have installed geoserver locally via opengeo suite and using 'world_cities' dataset as an example. I ...
2
votes
1answer
18 views

Use identify tool on a specific coordinate

Just a simple question. I would like to use the identify tool for a specific coordinate to get the pixel value. Unfortunately its not possible to place the cursor that precisely. I used the got to xy ...
0
votes
0answers
4 views

Utility Network Analyst

I want to write C# code for utility network analyst (downstream trace task). My code is: IUtilityNetworkAnalysisExt m_utilNetExt = new UtilityNetworkAnalysisExtClass(); ITraceFlowSolverGEN tfs = ...
0
votes
1answer
8 views

ArcGIS 10.1 Find Identical specify a search order

I have a large polygon feature class which I know contains duplicate features. I have tried using the Find Identical tool, but is just runs for days without producing a result. I have several ...
0
votes
0answers
6 views

How to use Openweathermap's wms in ArcGIS Online?

I would like to add this wms service to ArcGIS online. http://wms.openweathermap.org/service Unlike in QGIS, when I added it to the web services, there is no way for me to choose which layer to add ...
1
vote
0answers
9 views

Creating Form in QGIS

I want to create a form for editing attributes in QGIS. I have a lot of question and hope somebody can suggest how they work or where I can read about the next elements of form: Classification List ...
0
votes
0answers
8 views

Using SLD with WMS

How does WMS interpret the SLD it receives? Does it parse the document and immediately draws the layers defined from top to bottom? Or does it rely on the 'layers' and 'style' parameters you can send ...
0
votes
0answers
5 views

ArcGIS API for Javascript: Time Aware KML Animation

I am using ArcGIS API for Javascript. I would like to know how to animate a KML file with time-aware ground overlays using the built-in time slider?
1
vote
0answers
6 views

How to create a svg item onto Map Canvas in QGIS API?

I'm working on a project with QGIS-2.4.0 API using C++. I need to load some svg files to the application for displaying as symbols. QGIS API has a class named QgsMapCanvasItem, which is an abstract ...
0
votes
0answers
16 views

How to zoom to an address

When an address was found, I set an SimpleMarkerSymbol. But how can I zoom to it? (Like maps.google.com can do it) I'm developing in visual studio with C# (WPF)
0
votes
0answers
8 views

GDAL Application crashes when loading GDAL drivers

I'm developing on QT an application that uses GDAL library (which I compiled using MinGW 4.8). When I use the application on my windows 8 laptop, it works fine, but when I tried using it on several ...
1
vote
1answer
13 views

finding the nearest point outside a series of geometries

I have db with a very large amount of geometries (circles), most of them overlapping. I'm trying to come up with a way to find the nearest point (from your current location) that is not within any of ...
0
votes
1answer
8 views

Creating dual lines with one line in geoserver

Im trying to figure if it is possible to create a two lines from one line say for instance a road. One to create the out lines as an underlaying color while another line creates a top color but a ...
0
votes
1answer
16 views

How to convert Geographic wgs-84 to lambert (LCC_wgs 84 projection for a vector file?

I have one shape file with Geographic wgs-84 projection but i need to calculate geometry for that I tried to convert it into UTM projection system. As my data is of whole country so I can't give one ...
1
vote
1answer
37 views

Find overlapping polylines in same layer in ArcMap?

How can I find overlapping polyline features in a layer in ArcMap without writing any code? I have a PolyLine feature class in a personal geodatabase. It contains some features that overlap another ...
1
vote
1answer
38 views

How to migrate data directory of opengeo geoserver?

How to migrate data directory of geoserver in opengeosuite 3.1 to stand alone geoserver version 2.5.1. Is it to copy data directory and restart the server only or any thing else..
1
vote
0answers
22 views

Cannot Register Database

I want to publish a database to ArcGIS Server. When I try and register the database, I get this error: Can anyone help me? I am using ArcGIS Server and Desktop 10.2 with Microsoft SQL Server 2008. ...
0
votes
1answer
25 views

Calculating Field B from Field A, except where Field B has existing value, using ArcGIS Desktop 9.3?

Im trying to calculate Field B from Field A except where Field B has existing value in ArcGIS Desktop 9.3. (I suspect its straight forward but I have 'searched' and havent cracked it yet) Any ...
1
vote
0answers
20 views

how to overlay a flat image onto google maps with two points of referece

The Android API allows for images to be superimposed onto a map. To do so, the developer specifies a set of lat/long coordinates for an "anchor point" within the image, the width (or height) of the ...
1
vote
0answers
9 views

Easy Guide to ESA satellite data?

Can anybody provide user friendly guidance to ESA datasets? What is available? When will new stuff be available? I struggle to work out what might be interesting amongst the many websites and their ...
1
vote
1answer
32 views

Setting up QGIS Server at low cost for small user community?

I want to setup QGIS Server at a low cost for a small user community (mainly me). Parameters: Some data is private so something like qgis cloud not an option (not enough money for paid option). ...
1
vote
1answer
36 views

How to use bold text in QGIS font marker symbol?

Is it possible to use bold text with the Font marker symbol in a QGIS (point) layer?
-5
votes
0answers
45 views

Suggestions on which GIS to master? [on hold]

Can you please share your suggestions on which GIS should I master? I know there are lots of systems around, from opensource to expensive ones but I would not be able to master them all. So, can you ...
-4
votes
0answers
24 views

Getting Lat/long From Esri Shapefile [duplicate]

I have Esri Shape-file and I want to get lat/ long from this file in c#. How i can achieve this? I have meta data of my geo-spacial images in sql database. i will get the corner points(latt/long) from ...
1
vote
1answer
13 views

Minimum Information to be kept on importing OSM data to use it for creating random start and ent points

I want to only import the minimum of data from OpenStreetMap, to be able to distribute random start and end points for a simulation in administrative areas in germany. I found this file ...
1
vote
0answers
21 views

How to create least-cost path between two polygons with GRASS?

I am completely a beginner in GRASS but I would like to use it to have the cumulative cost of moving between two polygons. More exactly, I would like to get the smallest cost from any point situated ...
1
vote
1answer
18 views

Why aren't Mapbox vector tiles rendered in the browser?

Would it be technically possible to have Mapbox's compact vector tile format sent to the client (instead of PNG tiles), then rendered inside the browser with JS code? Second question: when using ...
1
vote
1answer
19 views

Quality estimation of a spline interpolation with barriers

I interpolated the age of minerals for the Inner Tien Shan mountains (Kyrgyzstan) using the ArcGIS tool "spline with barriers". I use ~ 200 points for my interpolation. The barrier that I use is a ...
1
vote
1answer
30 views

Problem with Converting XY Coordinates to LatLon

Here is the function that I use to convert from pixel x,y to lat,lon coordinate: public static Coordinate imageToWorld(Dataset gds, int x, int y) { double[] adfGeoTransform = new ...
0
votes
0answers
31 views

Generic Question about Union tool in Arcmap

I am trying to run a union of a dozen shapefiles on ArcGIS. When I run the union tool and manually add the layers, the union executes successfully and to completion. However when I run the Union ...
-2
votes
0answers
23 views

How can I extract fetures from LIDAR data in ArcMap? [on hold]

I have a LIDAR data and I wanted to extract all the features using Arcmap.I wanted to use python scripting or model builder. I also wanted to do a 3d model in ArcScene and I have to start from ...
1
vote
1answer
32 views

Multivalue processing in the context of the modelbuilder

I am new to python so please bear with me. I have the following script that is supposed to get a multivalue parameter of several shapefiles as an input and then run the unionanalysis on all these ...
1
vote
1answer
125 views

How to open .shx files?

I want to see the contents of an .shx file to see how the index information is stored in these files so that I can get some help in writing my own shape files. Can any one guide me on how can I open ...
1
vote
1answer
17 views

How to use polyline Z in shapefiles?

I am researching about shapefiles. I am not able to understand the usage of polyline Z parameters. I have searched the internet but I didn't come across any example where this parameter is being ...
0
votes
2answers
39 views

How to style graduated using size-scale field

Is it possible to style based on size-scale field using graduated symbol but instead of using color ramp, I would like to display its size. I would also like to display this in the legend in the map ...
1
vote
1answer
52 views

How to set workspace from input Feature Class?

How to set workspace from input Feature Class ? is there an attribute of the source GDB for a feature class ? some times the FC is in a dataset and some time it isn't, How can i get the path of source ...
2
votes
1answer
25 views

directional line symbol ArcGIS vs ArcView 3

Is this possible in ArcGIS to have variable number of arrows on the line to show direction? This is an ArcGIS example, where I can have fixed (1,2,3,4,5...) number of arrows and it stays the same ...
0
votes
0answers
20 views

Sorting by geometry

I'm trying to implement sorting of features by set of fields. These fields can contain geometry one. For geometries I want to use adjustable XY- and Z-tolerance. My thought was to use ITableSort with ...
1
vote
0answers
7 views

Error publishing feature service in GISserver 10.2

I installed ArcGIS 10.2 for Server just now. I started to create a map using the ArcMap application of ArcGIS for Desktop. I created My map with just: 1 shape file + 1 gdb file... there were not ...
0
votes
2answers
45 views

Split lines into non-overlapping subsets based on points

Given a table with line geometry, and one or more points that are snapped to this line in a separate table, I would like to split each line with one or more intersecting points at each of the ...
0
votes
0answers
18 views

Spatial Data Warehouse [on hold]

I want to know what open source solutions are proper to create a Spatial Data Warehouse? Is OpenGeo Suite a good solution or there are alternatives? My main goal is storing and retrieving a large ...
2
votes
1answer
30 views

Python script fails on stand alone but works in ArcMap as a toolbox

I have a fresh install of ArcGIS Server and ArcGIS for Desktop both 10.2, latest patches applied. The data is served in this application from a PostgresSQL enterprise geodatabase. The problem is that ...
0
votes
0answers
22 views

Updating Data Driven Pages in PDF format to use with ArcGIS Viewer for Flex?

I have Mapbook created on my ArcSDE data and same mapbook is used for printing maps in WebGIS application based on FlexViewer. Now the network has been updated, thus, i want to update the Mapbook as ...
1
vote
0answers
13 views

Openlayers pan/zoom on windows 8 app

I'm building a windows 8 js application with an Iframe that uses openlayers with google as the basemap. Everything is working except for the map navigation. When I try to pan or zoom with my finger, ...
2
votes
1answer
27 views

Is this a known issue in gaps between masked raster and spatial polygon in R with mask command?

This is my codes raster file: RAD polygon(shape): ws_sfc RAD.sub <- crop(RAD, extent(ws_sfc)) plot(RAD.sub) RAD.sub <- mask(RAD.sub, ws_sfc) plot(RAD.sub) plot(ws_sfc, add = TRUE) ...
0
votes
0answers
23 views

Unable to identify the colours on leaflet

var non_tfl_lines_JubileetoIlford = L.geoJson(non_tfl_lines_JubileetoIlford, { pointToLayer: function(feature, latlng) { switch (feature.geometry.type) { case 'LineString': return new ...

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