0
votes
0answers
2 views

Geoserver SLD: Dynamic Variable Substitution

I'm facing a problem with Geoserver and its styling mechanism that I'm not sure whether it's possible to be solved or not. But first, a quick context... Context We want to use Geoserver and ...
0
votes
0answers
5 views

Arcpy.da.SearchCursor to retrieve the min and max measure values from Polyline-M shape

Is there a way to use a search cursor in ArcGIS to read the minimum measure and maximum measure values of a linear referenced route layer using arcpy? My goal is to build a route event using the start ...
0
votes
0answers
7 views

Different Leaflet fillcolors for different layers

I have a leaflet map set up with two layers and I want them to use different colorization functions to color the choropleth shapes. My shapes are set up in layers like this: var povertyLayer = ...
-1
votes
1answer
14 views

How to find a list of every REAL residential address in an area?

I'm trying to get demographic data in the US at a level more specific than census block groups, so am going to try out using the zillow api and other similar apis to get home price and rental data for ...
0
votes
1answer
9 views

Copy shapefile to SDE feature class using arcpy

Is it possible to copy shapefiles to SDE geodatabases using ArcPy? I have tried using Copy_management, but it says that it cannot copy between different workspaces. Is there a different function that ...
0
votes
0answers
7 views

access the encrypted table in qgis

I have a vector layer in qgis connected to PostgreSQL database table. Suppose I encrypt the table column using pgp_sysm_encrypt or some other encryption in PostgreSQL Is there any way i can say ...
0
votes
0answers
4 views

I need global runoff GIS layer that is not from the GRDC

Like I said in the title, I need global runoff GIS layer that is not from the Global Runoff Data Centre (GRDC). I need something with a better resolution, but the GRDC dataset (UNH/GRDC Composite ...
0
votes
0answers
10 views

Routing algorithm for geographical data

I have a graph extracted from an American city: vertices represent road intersections, edges/arcs represent road segments connecting the intersections. For each road segment, I have the length and ...
0
votes
0answers
4 views

Resampling and snapping DEM to match a second raster

I have a DEM that is derived from a 50K map (provided by Geobase Canada), the resolution indicates it is 23.19156058m per cell (raster name DEM_50K). I need to resample this DEM to a 100m cell size ...
1
vote
0answers
21 views

How do I solve the 'The specified WKID (factory code) or WKT (definition string) is not a Projected Coordinate System.' error?

I am producing a floodplain map using ArcMap 10.1, Hec-Ras 4.1.0 and Hec-GeoRas toolbar extension. I have created XS cut lines and river and bank data in ArcMap 10.1, having imported LiDAR data images ...
0
votes
0answers
19 views

Multiprocessing in python qgis?

When i try to do mutliprocessing in python Qgis it doesn't work from multiprocessing import Process,Lock import multiprocessing def name1(l,i): print i if __name__=='__main__': lock=Lock() ...
0
votes
0answers
5 views

How to keep leaflet tooltips within visible map view

I have a map with panning and zooming disabled, creating a bounding box. This map has a geojson layer with features and tooltips displaying underlying data. The issue is when the user mouses over ...
0
votes
1answer
16 views

How do I set the domain extents to default?

I have a feature class that seems to be cutting off geometry. I looked around to see if there is a bounding box applied and found the Domain, Resolution and Tolerance tab in the Feature Class ...
0
votes
0answers
13 views

requesting Token with ArcGIS Server

When attempting to connecting to my server (10.3) page using the below code I get the error socket.gaierror: [Errno 11004] getaddrinfo failed # Ask for admin/publisher user name and password ...
0
votes
0answers
3 views

How to change programmatically the value of attribute in one of several feature in a vectorLayer

I have a vectorlayer that contains a lot of feature, I know that each feature has an unique Id Each of them has some propertie like coordinateX, coordinateY, color, name With a QTimer, each 2 sec I ...
1
vote
1answer
18 views

ST_Area of a buffer differs by coordinate

Why are these results different? The only difference is the coordinate. Seem like the area should be the same. select st_area(st_buffer(st_setsrid(st_point(-70, 40), 4326)::geography, 10)) AS ...
1
vote
0answers
21 views

Weighted averages: accounting for grid cell surface variation in proportion to the cosine of its latitude

Non-geographer learning GIS here. I'm using ArcGIS Desktop v. 10.2.2. I have a 30-arc second Terrain Ruggedness Index (TRI) raster file, and I want to measure the average ruggedness within each ...
0
votes
0answers
1 view

OpenLayers LayerSwitcher Control acts weird on Android

I built up an OpenLayers Map with a layer switcher and some other controls. For most of the controls I wrote handler which make use of touch-events. Now the default OpenLayers.Control.LayerSwitcher ...
0
votes
0answers
10 views

multiple attributes in csv file to raster

I have a several large comma separated text files each with multiple attributes. Each text file is about ~2.9 GB with 21 million lines. Each line contains X, Y, VALUE1, VALUE2, VALUE3, etc. The X and ...
0
votes
0answers
5 views

CartoDB layer toggle buttons not filtering?

We are trying to take our Canadian election event map from CartoDB -- http://cdb.io/1TabLyz -- and introduce the toggle button feature allowing users to filter by party. Both myself and our lead ...
0
votes
0answers
11 views

Rotating symbols around two axes in ArcScene

Using ArcGIS 10.3.1 I want to visualise the strike and dip (essentially the same as aspect and slope) of measured rock faces in ArcScene: the idea is to have a coloured DEM of the field area, with an ...
-5
votes
1answer
21 views

Getting Shapefiles of Meghalaya [on hold]

I want to download a shapefile for Meghalaya. Where do I get it from?
0
votes
0answers
6 views

Building error on changegeometryvalues

I am working with c++/QT and c++api gqis 2.8.2 I want to change the geometry of a feature, I have this code : QgsVectorLayer * lLayer = mMapLayer.value(TRACKS); QgsVectorDataProvider * ...
0
votes
0answers
8 views

Leaflet map altering page scroll behavior

When scrolling down a page and past a leaflet map, if the user's mouse cursor is inside of the map, then the scroll bar stops and the browser window becomes stuck on the map. Is there a way to ...
0
votes
0answers
13 views

ESRI JavaScript setRequestPreCallback is partially working

I have an api sitting in front of AGS that requires it's own authentication. I am using setRequestPreCallback as stated by the ESRI docs. In the image below, you can see that the first 2 requests are ...
1
vote
1answer
29 views

Check fields data type before insertion to table

I am trying to insert a python list of tuples to arcgis table. there is type mismatch which is obvious. Each Value in tuples have different type and fields in table have different data types. So, ...
1
vote
0answers
14 views

Is QGIS aspect analysis description mistaken?

I've been checking the Aspect analysis tool and several sources indicate that aspect is measured from 0 to 360, starting North and going counter-clockwise. Nevertheless, I've been testing it on ...
1
vote
1answer
11 views

Trying to create colour co-ordinated values on a map from data from a csv. file

I have a list of values for some data recorded via Magnetic susceptibility, I have these in a shapefile and want to try creating a colour map out of the values. The values that I'm using relate to, ...
0
votes
0answers
7 views

fTool -Line to Polygon does not work

I am working new with QGIS (Version 2.8.2 / Window 8.2) and try to make Polygon from Line (see example picture 1) with the fTool LineToPolygon, but it doesn't work (see picture 2). I work with ...
1
vote
0answers
14 views

Iterate through domain names and delete domains [ArcGIS model builder]

I have a list of unused/unassigned domains in table format. It's actually a table inside a GDB. I want to build a model that iterates through this table and deletes the domain. Is this possible with ...
0
votes
0answers
10 views

Style symbolization: compute changes?

Situation: I have a Style File to symbolize data of a FeatureClass (FC) in a GDB. The definition of Layer properties is set to "Categories" > "match to symbols in a style". Label is linked to a value ...
1
vote
0answers
7 views

Geoserver automatic histogram manipulation for WMS requests?

I'm having this weird thing when making two different WMs requests. The requests differ by the requested BBOX, meaning two different image-regions, yet the requested regions do overlap. And now for ...
1
vote
0answers
8 views

Custom data source for GeoServer raster image

I'm working on a project where a custom binary data file contains latitude, longitude, and temperature data. I'm interested in creating a DataStoreFactory plugin to enable GeoServer to load this ...
0
votes
0answers
13 views

How to make a polygon and point shape file line up to do a spatial join?

I have a polygon with a North_America_Lambert_Conformal_Conic coordinate system and a point shape file which had a WGS 1984(DD) coordinate system. I defined projection and projected both of them to ...
1
vote
1answer
18 views

How to define a projection for a file with geo points?

I have a HDF file that I want to convert to tif or ENVI file. I know that the +Proj of the original file is: "+proj=cea +lon_0=0 +lat_ts=30 +ellps=WGS84 +units=m" so: gdal_translate -of "ENVI" ...
1
vote
0answers
21 views

ArcPad 10 - VBScript Error 800A0046

A colleague asked me to install ArcPad 10 on his Trimble JUNO 3B. He runs an application with scripts that produce messages when the GPS is turned off. The script works fine on his Trimble Nomad - ...
1
vote
0answers
16 views

How do you enable HTTP GET for submitJob for a GPService?

I published a GPService to ArcGIS Server 10.2--the service is a copy of an existing service with a different name. I receive no errors during publishing, however I get 404 errors when attempting to ...
1
vote
0answers
14 views

DLLs or examples to support writing a shp, shx, dbf file as memory stream for uses on Azure website?

I'm trying to read/write shapefiles for a web service for an azure website and I do not have the luxury of accessing the local file storage (which means that reading/writing from/to disk is out of the ...
1
vote
1answer
34 views

Map Package or Relative Paths for ArcMap MXD export

Is there a way to use Map Packaging so that multiple mxds draw data from the same geodatabase when unpacked? We've broken our project area into 14 divisions. Each division has it's own geodatabase ...
0
votes
0answers
11 views

show polygon from database in browser in geodjango

I tried to retrieve the polygon which I saved into postgis database. (all polygons) Here is my code: models.py from django.contrib.gis.db import models class MyMap(models.Model): name = ...
0
votes
0answers
12 views

how to rotate a symbol

I am working in c++/python/QT 4.5 with the api qgis 2.8.2 My application receive data from a communication port that indicate the change of position of an object diplayed on the map and represented ...
1
vote
0answers
10 views

Shared edge between two geojson polygons

I am interested in getting the coordinates of a shared edge (if exists) between two geojson polygons. I am (currently) using turfjs and geojson-equality libraries I tried this but I consider it quite ...
-2
votes
0answers
29 views

A reliable source of shapefiles for boundary data?

Does anybody know of somewhere that I can reliably get shapefiles or kml files for municipal / neighbourhood boundaries for cities across the world? I know that ArcGIS online has some but certainly ...
1
vote
0answers
15 views

Remove inner rings from QgsGeometry polygon in QGIS Python

I am a QGIS python user. I want to iterate over rings of polygon to remove holes in polygon, so: I need to iterate over rings in QgsGeometry polygon I need to detect main ring of polygon I need to ...
0
votes
1answer
14 views

Installed ArcFM Desktop from Network Drive, cannot uninstall it

I have installed ArcFM Desktop 10.1 from a network drive i.e I ran the installation from a mapped network drive. Now when I try to uninstall it from Control Panel, it doesn't do so and gives me the ...
0
votes
0answers
7 views

JSON loop - get field values not field names

I'm running a for loop to extract certain values from a JSON string. I get the related values back for a map service that is initiated by the user clicking on a table of contents - e.g. a url, layer ...
0
votes
1answer
14 views

Open layer 3 (3.8.2) How to set a blank Basemap?

I want to add a blank (empty) base map option to the set of radio button . here is how a part of my code looks. // MapQuest streets new ol.layer.Tile({ title: 'Street Map', group: ...
0
votes
0answers
12 views

How to create points on for Stations?

I have a set of coordinates for 6 stations. I will need to place a image on the specific coordinate and change the image based on my own data in real time. How can I create a layer to geoexplorer ...
0
votes
1answer
14 views

Debugging ERROR 000732 Cannot create table from feature class in file geodatabase?

I am unable to create table from feature class in file geodatabase. below is the screen of shot of the tool with error message ERROR 000732
0
votes
0answers
6 views

What ArcGIS server settings could affect an ArcGIS Portal homepage? [duplicate]

ArcGIS Portal homepage has lost formatting and im keen to know if ArcGIS server has settings that can influence how portal hosts its pages

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