0
votes
0answers
4 views

What's the best way to merge various road data into a single layer?

My company has two different road layers: 1) County roads 2) Old CAD roads Each with their own pros and cons. I'm attempting to merge these into a single road layer that will be maintained. The ...
0
votes
1answer
8 views

Why is this .prj file causing the shapefile to render in meters instead degrees?

So I've got a shapefile that has polygons of countries, with coordinates in decimal degrees: Country (String) = Algeria POLYGON ((6.928073999999953 36.88360652, 6.949973999999969 ...
0
votes
0answers
6 views

Error 000539 I am new to Raster Calculator and can not figure out what is going wrong

I am new to Arc and 10.2 but can not seem to figure out why this won't work. Executing: RasterCalculator Con(("SLOPE_SLO.tif" >= .015) & ("SLOPE_SLO.tif" <= .15,1,0)) ...
0
votes
0answers
9 views

Unable to debug ArcGIS 10.2 add-in on ArcMap with “No GUI components found in this Add-In”

I am working on an ArcGIS add-in (a very simple toolbar with a few buttons) with VB.Net and ArcObjects SDK in Visual Studio 2010. The solution was built successfully and the debug settings were ...
0
votes
0answers
8 views

Is there a way to export metadata to HTML with FME

I'm trying to export metadata from ArcSDE to HTML. I've been trying to use the XSLTProcessor transformer with the ArcGIS.xsl stylesheet. I can't seem to make it work. Any ideas. Is there another ...
0
votes
1answer
9 views

Z value (height,altitude) from 3D multipoint shapefile in QGIS

Is there a way to get Z value/height/altitude from 3D multipoint shapefile in QGIS? All I found is way through SpatiaLite or PostGIS as explained here: ...
1
vote
0answers
4 views

Iso Cluster tool in script failing to open clip raster

I have been coding in Python for only a few months, so maybe I'm just overlooking a minor detail as a newbie. I have written the script below for a class project. It is supposed to clip two rasters, ...
1
vote
1answer
4 views

Street-view Image not rendering in CartoDB infoWindow

Following instructions on Infowindows with Google Street View Images, I'm trying to add this feature to a visualization Instead of an image, I'm simply getting the link to the image via the SQL query ...
0
votes
0answers
14 views

Problem with adding mosaic layer via arcpy

I have a mosaic layer that I want to add to my map in ArcMap. When I add this layer manually (i.e the "Add Data" button), a raster image, a boundary, and a footprint are added to my table of contents. ...
0
votes
0answers
7 views

Rotate polygon preserving topology in QGIS?

Is it possible in QGIS? What I need is: 1) Rotate a polygon inside another one (bigger), obviously the polygons are not overlapped. 2) Rotate a given polygon in a topologically correct layer (like a ...
0
votes
0answers
20 views

Failed creating a feature class inside a file geodatabase [on hold]

I'm having trouble creating a feature class within a new file geodatabase. I can create shapefiles and sde databases, but not feature classes. Here's the message I get from arcmap 10.1. Any ideas? ...
0
votes
0answers
13 views

javascript/jQuery getJSON very slow with a inner loop

asked here too http://stackoverflow.com/q/25024466/528884 I'm using OpenLayers to render DOM for layerswitcher, with about 1200 divs. The problem can be simplified as follows. This is very fast (3 ...
1
vote
0answers
7 views

Figuring out what coordinates supposedly using 'NAD31 projection' refer to

I'm working with a GeoJSON file that contains sets of coordinates associated with street corners in the city of Montreal, Canada. The spec sheet of the API delivering those GeoJSON specifies that the ...
1
vote
0answers
4 views

Changing list-item css class using ng-class when mousing over Leaflet Map Markers

I've got a doozy of an ng-class problem. So I have an app with a map/markers on the right and a list-item menu on the left with info about the markers (like Yelp or Foursquare). With some of my ...
0
votes
1answer
11 views

mmqgis plugin not showing up in plugin dropdown menu

I have installed the plugin from the plugin dialog box, but I am unable to figure out exactly how to run the plugin.
3
votes
1answer
21 views

How do I know if the Model Builder has updated.in ArcCatalog?

How do I know if the Modelbuilder has updated ? So when I worked on Modelbuilder and then make some modified and added or subtracted tools. Sometimes you would forgot when you come back to it in a ...
0
votes
1answer
12 views

POI database of tourist attractions, or POI database with popularity index

I'd like to build a list of popular points of interest and tourist attractions for many/every city in the world. Is there any sort of dataset that I can use for this which either contains only popular ...
4
votes
2answers
73 views

CRS for submission to Minnesota DOT

Does anyone have experience using QGIS to submit shape files to the Minnesota DOT (MNDOT)? I am using EPSG:26915 but got rejected due to an error in the CRS. MNDOT Specs call for "UTM coordinates, ...
8
votes
2answers
111 views

How is the data access cursor performance so enhanced compared to previous versions?

The data access module was introduced with ArcGIS version 10.1. ESRI describes the data access module as follows (source): The data access module, arcpy.da, is a Python module for working with ...
0
votes
1answer
25 views

How can I efficiently use a list comprehension on an ogr.layer inside a loop in Python?

Problem statement I'm using python 2.7 and ogr 1.11.0 on Windows 7. I have two shapefiles: one for streets and one for junctions. The streets shapefile has fields listing the IDs of the start and ...
1
vote
1answer
14 views

Export “Zonal Statistics As Table” output in Modelbuilder

I have an extremely simple model that takes as input a shapefile for zones along with a value raster. All the model does is produce a table of my desired zonal statistic for each zone (the mean). ...
0
votes
0answers
12 views

FME: why do my readers sometimes not get added to the canvas?

Sometimes when I generate a workspace in fme 2014, the reader and writer get created but not added to the workspace. Can anyone explain why?
0
votes
0answers
8 views

Pyqgis :2.2 : link between a signal and an event

I'm writing a pyqgis 2.2 plugin with qgis 2.2 I succeeded in accessing and displaying vector data (geometries & attributes). I succeed also to create a 'beforecomitechanges' signal ( emitted, ...
0
votes
0answers
9 views

How to load an external WFS (GML output format) in a Leaflet map?

I need to build a Leaflet map loading data from this external WFS service http://wms.pcn.minambiente.it/ogc?map=/ms_ogc/wfs/Numeri_Civici_2012.map&service=wfs&request=getCapabilities with ...
0
votes
0answers
21 views

If I were flying over a flat world at constant elevation, taking aerial photos, how would I patch them into a mosaic?

I'm not sure if this is the right place to post this question (please comment on this rather than downvote, etc), but if I were flying over a 2 dimensional world, at a constant altitude, taking aerial ...
0
votes
1answer
17 views

How to draw polygons from watershed boundary dataset?

I'm working on a web map using esri arcgis javascript api. I'd like to use the NHD Watershed Boundary Data to draw polygons based on the boundaries of the watersheds. Does anyone have any ideas of how ...
0
votes
0answers
6 views

Problem in importing .osm file with osm2pgrouting 2.0

i've got two different systems: First system is: Ubuntu linux 64bit Postgres 8.4.8 Postgis 1.5.1 pgrouting 1.05 osm2pgrouting 0.2.0 This the system i've used for an old project that is already ...
0
votes
0answers
28 views

How to calculate distance between point feature to multiple polyline features in ArcGIS

I have a GPS track which is basically a point layer. I have different route networks such as - train, tram and bus routes. I want to calculate the distance between each point to nearest features ...
0
votes
0answers
14 views

Cannot get 2 raster files of same cell size to align ArcMap 10.2

I have two raster files that are the same cell size but I cannot get them to align properly. (I want the black to line up with the pink) When creating the black raster file (from using polyline to ...
0
votes
0answers
6 views

How to generate tiles for EPSG:3413 from shapefiles

I want to make tiles at EPSG:3413 projection from coastline shapefiles provided by naturalearthdata. How to do it? I converted shapefiles to 3413 via ogr2ogr, imported it to mapnik, set ...
1
vote
1answer
22 views

How to use the 'if' function to set field value based on various other field values

I am trying to populate a field with a value from another field in the same row, the condition I have set for this to take place is if a third field is equal to 0. In order to achieve this I have ...
0
votes
0answers
6 views

Converting Landsat8 DN to TOA reflectance for use in envi

I am used to working in envi, however my current version does not support Landsat8. I downloaded GRASS for the express purpose of converting Landsat8 DN to TOA reflectance for use/analysis in envi. ...
0
votes
0answers
18 views

Which is the best disaster management application ? [on hold]

Can anyone suggest the best disaster management application open source or/and commercial . which also can connect to smartphones such as android/ iphone etc
0
votes
1answer
22 views

line intersection point in a street layer in postgis 1.4

I have a street layer downloaded from osm. I need to calculated intersection point as we do in qgis from vector menu -> Analysis tool -> Line intersections. I am new to postgis/postgres. any how i ...
0
votes
1answer
10 views

Creating map documents based on similar feature class selection

I wondering if something like this is possible. I would like to create a PDF output using a pre-established map template. The tricky part is I want to create maps in batch by adding (what will usually ...
0
votes
0answers
11 views

How to read .adf (TIN) map files?

I have a set of maps in few formats : TIN ├── [4.0K] info │   └── [2.6K] arc.dir ├── [ 708] log ├── [374K] M-33-45-D-d-4.asc └── [4.0K] m-33-45-d-d-4tin ├── [ 96] tdenv.adf ├── ...
0
votes
0answers
6 views

Agent Analyst doesn't work with ArcGIS 10.2

I have installed the agent analyst extension for my ArcGis 10.2. I am also following ESRI tutorial (http://resources.arcgis.com/en/help/agent-analyst/). Every model which requires updateDisplay or ...
0
votes
3answers
35 views

Ontario Topographic and Property Data

Looking for Ontario topographic data and property line data; willing to purchase the latter. Shapefiles or file geodatabase files would be optimal. In terms of topographic data, I am looking for: ...
0
votes
0answers
4 views

How to calculate pixel per meter ration according to zoomlevel in google map(bing map)?

I am new here. I need some help. Right now, I got an image and detect two points in the image. I want to calculate the distance between these two points. I got: 1 . x,y pixel value for both two ...
0
votes
1answer
21 views

RESTful Geoprocessing Service Request returns empty Result object without errors

This is a bit difficult for anyone here to test as our ArcGIS Server 10.2 instance is behind a firewall. I'll try to present all the necessary information, but feel free to ask for more and I'll ...
1
vote
2answers
77 views

Merging shapefiles

I have a query regarding the merging of shapefiles. I have 7 different landuse shapefiles which together covers all my study area. Now, inside my study area, there are 70 different priority areas for ...
0
votes
0answers
11 views

*Value relation* widget in QGIS

I cannot understand what the Value Relation widget of the Fields menu in QGIS actually does. For example: I have a point layer with some columns (ID, value1...) and a table (so just a dbf file) with ...
1
vote
0answers
13 views

How to create feature type from xml attribute value?

Here is a sample from an xml child element: <element> <aspects> <a id="1" l="de" v="Grundlose Kuhle"/> <a id="2" p="6" code="7"/> <a id="3" p="12" code="6"/> <a ...
0
votes
0answers
15 views

Leaflet + GeoServer + British National Grid

I have followed along some examples and was able to display BNG 27700 data nicely on the map, however now I want to perform getFeatureInfo function on click. Again the code I used is as below: var ...
0
votes
0answers
9 views

Problem with Geoserver's start process [duplicate]

I am experiencing some trouble with starting Geoserver process. The bat start file runs but the process freezes at some point when calling the org.mortbay.start.main function... It seems it cannot get ...
0
votes
1answer
27 views

How to add multiple feature classes from TOC as input by Model Builder?

I am tasked to create a tool using Model Builder. The tool requires input of multiple feature classes that are added in the Table of Contents of ArcMap. The user will then be able to select multiple ...
0
votes
1answer
30 views

How to merge two different dem rasters to a one dem raster? [on hold]

I have two dem raster files (.tif and .asc). The other one (.asc file) is bathymetry data with zero values at land and from -0.08 to -44.5 in the water areas. The other is topography dem raster (.tif ...
0
votes
2answers
17 views

Baselayer disappears when I draw a layer

I have 3 layers, the base layer and two wms layers. When I load the map, one of them always shows up even when I put visibility:false. And when it shows up, the base layer disappears. What can I do? ...
0
votes
0answers
12 views

Creating hierarchy of Feature Elements in MapForce

I use FME to translate SQLServer tables into gml document. In FME, I make one-one connections (every feature type produces new feature type in output). This document is not 'structured' as I want. ...
0
votes
0answers
15 views

Where is user from 'manage.py migrate' stored?

I'm following Geodjango setup as described here: https://docs.djangoproject.com/en/dev/ref/contrib/gis/tutorial/#introduction When accessed localhost/admin/ to get to admin page, I get username\pass ...

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