1
vote
0answers
11 views

How to convert xml into readable gis format

I have data in xml format which contains a child element "GEOM" which has coordinates in the following format POINT (9.9632253030540205 52.9569277022282421) POLYGON ((9.7423702151211078 ...
1
vote
1answer
11 views

Merge multiple linestring features into a single multilinestring

Using QGis or ogr2ogr how do I convert a vector file containing multiple linestrings features into a single multilinestring feature? At the moment I've been doing this manually by converting the data ...
0
votes
3answers
92 views

How to highlight polygons within another polygon?

I want to symbolize public buildings in OSM data. For Example: There is a polygon and in column "amenity" it has the value "school". But i don't want to highlight this polygon, but the buildings ...
1
vote
1answer
18 views

Import arcpy using PyScripter or IDLE gives No module named RuntimeError?

I'm trying to figure out this problem. Yesterday I installed PyScripter and since then, scripts doesn't work. When I run any script (in PyScripter or IDLE) which uses "import arcpy", I get this error ...
1
vote
0answers
6 views

Add a new polygon to an existing shapefile from wkt in QGIS

I have a layer of polygons in QGIS; I want to add programatically (pyqgis) a new polygon to this layer using WKT. Example: mywkt = POLYGON ((522762 376413 0,530635 368671 0,522237 353713 0,522762 ...
0
votes
1answer
15 views

ArcObjects - Geometry type select with Vbnet

How can I read the geometry type of shapefiles with ArcObjects and Vbnet? I want to check whether it is a point, polygon, or a line.
0
votes
0answers
9 views

ArcGIS Search searching only in my own toolboxes

when I want to search for some tool and I write e.g. Merge into Search window (ctrl+F), ArcGIS (ArcMap) finds only tools named Merge or similar that are located in my own toolboxes. It doesn´t find ...
0
votes
0answers
11 views

python qgis 2.4 : display a view with symbology

I have managed to display a view created using postgresql from qgis using python code: uri = QgsDataSourceURI() uri.setConnection("localhost", "5432", "stat", "postgres", "admin") ...
0
votes
1answer
5 views

TileMill terminal export command not working

I'm using the latest version of TileMill to export my tiles and it works perfectly when exporting the project directly from TileMill (I'm using Ubuntu 12.04). However, I want to be able to automatise ...
2
votes
0answers
11 views

ArcMap - proportion of polygon in lon/lat grid cells

I have a polygon representing a river basin on a 1 X 1 degree lat/lon grid. I need to create a boundary using the grid cells as the boundary to best represent the outline of the basin. I would like to ...
1
vote
0answers
24 views

Editing the QGIS Attribute Table

Is there a way to edit the name, type and length given to each column on the attribute table once the information has been imported from Excel?
0
votes
2answers
131 views

I need to configure geoserver proxyHost even standing on my local machine?

I'm with geoserver on my local machine running on port 8080 on jetty which is standard in windows installer. I want to use my GetFeatureInfo WMS layers, but I have the following questions: I need ...
0
votes
0answers
5 views

Missing class org.geotools.util.Version

Full story below, but essentially I'm trying to use Geoserver and it needs the class org.geotools.util.Version, but I can't find it anywhere, even in a separate download of the geotools package. ...
0
votes
0answers
8 views

Cannot create new spatial database connection in ArcCatalog

I have searched a lot in the net but i just found your question in this forum but i didn't see the confirmed answer. I want to know if you have found the solution. The problem is that when i click ...
0
votes
1answer
27 views

Mapnik + OpenStreetMap + Shapefile with Raster Images + Mod Tile + PostGIS

I am new to GIS. I have a Shapefile (.shp, .shx and .pbf). The .pbf file contains path to PNG files located on my machine only. I was able to save the Shp data to PostGis via Shape2Gis tool. Now ...
1
vote
1answer
111 views

How to dispatch events from javascript

I am trying todispatch events from external javascript to open tooltips or infowindows from feature points. What I am doing using google maps api is something like this: function myClick(id){ ...
0
votes
1answer
15 views

Chosing a GeoCMS server collaboration tool

I have seen a few things about different GeoCms. Researching these, none of them by default to actually seem to be a GeoCMS. Somehow when you hook these up to mapserver they become a GeoCMS. I do not ...
3
votes
3answers
60 views

Offline Map Service with Mapnik and Leaflet

I'm relatively new to GIS, so I hope my asking doesn't appear to be ignorant in any way. I currently work on an offline map service solution for usage in areas without internet connection. For that ...
5
votes
2answers
75 views

Growth of a PostGIS database for Social Media - Move to Cassandra?

I currently have a large and growing database of geo-social media. I'm using Postgres with postgis, and so far it's been quite good. My use case thus far has been to query the database for all posts ...
0
votes
0answers
9 views

Locating and using the FMV toolbox

I've just installed version 1.2 of the Full Motion Video Add-In, along with the new geoprocessing toolbox. After running the installation for the tools, it creates a folder on the C drive but does not ...
0
votes
0answers
11 views

Raster iterator on module builder

I'm trying to iterate through a folder of raster via "iterate raster" , then the output of the iterate raster is the input for " extract Sub data-set " since I want to choose the cloud mask Sub ...
3
votes
2answers
298 views

Add Surface Information in 3d-analyst

One of our guys is using the "Functional Surface->Add Surface Information" feature in 3D-analyst tool in ArcMap 10.1 to add elevation data to an XY list. It's the only feature we're using from the ...
0
votes
0answers
6 views

Geoserver WPS process list enabling /disabling through functionality code provided by geoserver WEBINF/lib

How can i enable or disable WPS processes through functionality code, i haven't found that related functionality code in geoserver WPS extension jar files those are in WEBINF/lib. Please guide me the ...
4
votes
2answers
511 views

Where has the cartogram plugin for QGIS gone?

This plugin used to be downloadable from Carson Farmer's plugin repository page. However, the repository is broken. An old version of the plugin source code is still available at ...
2
votes
1answer
257 views

GeoServer GetFeatureInfo Template

I have for now just used the standard Get Feature Template in the documentation. The first example should make all the returned data format into bullets instead of little tables. For some reason my ...
0
votes
0answers
10 views

how to proxy geoserver through tomcat in windows

I've GeoServer 2.4.4 and eclipse running on Apache Tomcat 7.0.39. My websites and GeoServer are on same host but different ports.i want to access wfs layer remotely from geoserver but i know i have to ...
0
votes
0answers
7 views

QGIS custom labeling by clicking on polyline (and polygon)

QGIS has now few really good options for custom labels but I can't find a way how easily manage labels along polylines. Is there any tool which helps me to place labels by clicking on polyline so the ...
0
votes
0answers
5 views

QGIS web client: “Object Identification” initially toggled on

I'm running a QGIS web client and a QGIS server. I want to modify the initial settings of the QGIS web client so that the "Object Identification" mode is toggled on from the beginning (just like ...
2
votes
1answer
172 views

How to calculate volume of bund around pit from TIN and external feature edge

I need to do some volume calculations of bunds. I suppose I should use the Surface Volume tool in 3D Analyst of ArcGIS. Here is the tool description. I am uncertain about the plane height parameter, ...
4
votes
13answers
825 views

How do you memorize the meaning of longitude and latitude?

Longitude and latitude are concepts I usually don't need an then I sometimes suddenly need to learn their meaning for a period of time b/c I am using them. Is there an aide-memoire to finally ...
0
votes
0answers
135 views

How to convert Raster to points in MapInfo?

I wanted to convert Raster data to point data in MapInfo.Does there any tool to convert? can anyone help me?
2
votes
1answer
40 views

Saving selection as new layer in QGIS 2.4?

I've selected a number of polygons from one layer and want to create a new layer. Because I can't right click using a mac how do I find "Save Selection As". Its not in the list in the "Layer" ...
2
votes
1answer
89 views

Why are map scales not used instead of Zoom-levels in web mapping clients such as OSM or Google Maps?

Google Maps and OpenstreetMap and many other web mapping products utilize the concept of zoom-levels to change the size of the map in a web client. Most people are however more familiar with the ...
1
vote
0answers
27 views

Counting self intersections of linestring using PostGIS? [on hold]

Is there a way of using PostgreSQL + PostGIS for finding the number of self intersections in a linestring? I have a linestring that goes forward but in circles, and I need to find the number of times ...
5
votes
3answers
68 views

How to un-delete a folder accidentally deleted in ArcCatalog

aka "dude where's my OOPS command?" I accidentally hit the DEL key with a folder selected in ArcCatalog, and it's apparently gone forever. There was no warning message shown, and it doesn't go into ...
1
vote
1answer
2k views

Uncaught SyntaxError: Unexpected token : when using ajax

I try to call json data from geoserver, but when i try to run it in chrome, it return this following error "Uncaught SyntaxError: Unexpected token :" This is my code, function ...
1
vote
1answer
80 views

overriding showMap

This code is not working as needed. I need just to make a window with addlayer button. import java.awt.BorderLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import ...
0
votes
0answers
20 views

analysis of srtm data for gaps

I need to analyse the SRTM DATA (1025 X 1025) of a particular terrain which has gaps or voids. Could anybody suggest a solution to find the percentage of gaps or voids in the SRTM data? I would like ...
4
votes
2answers
66 views

ArcGIS Toolbox, parameters for python script not as positional arguments

I have an ArcGIS Toolbox with a bunch of parameters. A python script is used to perform some raster operations, based on this parameters. I am using Python argparse in the script to get the ...
0
votes
1answer
690 views

OpenLayers create marker (feature with icon) from WKT

I have a point object WKT. Like this: POINT (25.04568 48.221548). Also I have an icon in my project folder. My goal is to show on a map an icon that represents a feature. Can it be just a normal ...
0
votes
2answers
98 views

Labelling a multipoygon scattered in different areas

I am using mapnik and tilecache to generate tiles and openlayers to view map in the browser. In one of my shapefiles(multipolygon) with administrative boundaries, I found that more than one records ...
1
vote
1answer
32 views

How to write output from subprocess to disk (using multiprocessing)

This code was developed from another question I posted about how to kill an arcpy tool if it takes longer than a specified time. See How to cancel tool execution in python. Using the multiprocssing ...
1
vote
1answer
206 views

Leaflet setView with non lat/long CRS

Is it possible to use setView when using an alternative CRS? var map = L.map('map',{crs: L.CRS.EPSG26915}).setView([4970081,477018], 13); // Returns: Uncaught TypeError: Cannot call method ...
0
votes
1answer
9 views

ValueError using MapProxy decorate image middleware with WMS

I am successfully using Mapproxys decorate image middleware to apply a watermark to WMTS tiles. I am using the following code: def annotate_img(image, service, layers, environ, query_extent, **kw): ...
2
votes
2answers
168 views

What is causing this distortion in QGIS georeferencer results?

When importing a JPG map using QGIS's georeferencer plugin, the resulting map layer is distorted and does not look anything like the map that I am trying to import. I can't work out what is causing ...
2
votes
3answers
180 views

How to change 0,360 WKT string to -180,180?

I'm reading POLYGON WKT strings using OpenLayers.Format.WKT().read(). The polygons use 0,360 longitudes but my map is -180,180. When I display the polygons on the map they are displayed outside of the ...
1
vote
2answers
15 views

Set a split policy/rule on a field without domain in ArcMap

Can you define a split policy or split rule on a field without a domain? When a domain is involved, you can set the default value of the field and chose a rule for when a feature is split or merged. ...
1
vote
0answers
18 views

ArcMap 10.2.1 issues diffferent SQL than 10.0 for “Select by location”?

I have a large point layer and I'm doing a "Select by Location" to select all points that intersect a specific selected polygon from a polygon table. In ArcMap 10.0 the SQL that was executed was ...
4
votes
4answers
10k views

Examples of Google styled Maps? (including JSON)

After watching a great video on creating different map styles with Google Maps, I have been having some fun playing around with the Google Maps Style Wizard. I was hoping to find a gallery of user ...
0
votes
1answer
17 views

Select same / select similar in ArcGIS [on hold]

Can a "select similar" right click (like in AutoCad) be created in ArcGIS as an addin or something python-related? It is listed on their "ideas" page here: arcgis ideasSelect same/select similar

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