1
vote
0answers
44 views

Opening >10gb DEM files and clipping?

I have a 5m DEM for an entire province in Spain. It is over 48gb in size and is in asc file format. I only need a very small, 50 km² area. I open the DEM in ArcDesktop, and i get the loading bar ...
1
vote
0answers
19 views

how to show all features visible on map?

i have restored on mssql a backup file and added it on qgis but it shows only some features NOT all features. i want all features to be shown on map.
1
vote
0answers
22 views

Joining polygons to points when the points fall in the intersection of polygons. QGIS

I am using QGIS. I am hoping to join a set of geocoded points to polygons in such a way that the new snapefile will be points that have a new field which lists the attributes of the polygon it lies in ...
1
vote
0answers
9 views

GeoFence: How to secure its REST API?

GeoFence is securing GeoServer quite nicely, but I can't find how to secure the GeoFence REST API. I've been able to access the REST API without any authentication.
1
vote
0answers
11 views

How to avoid QGIS line width scaling when exporting geometry to KML?

I have shapefiles loaded as linear geometries in QGIS. I use the layer properties dialog to apply some styling to them (color + linewidth). The goal is to output each layer as KML file. My problem ...
1
vote
0answers
22 views

Per-pixel Descriptive Statistics through multiple Raster layers

I'm looking for computing different descriptive statistics through a set of raster layers. I need to make it with a python script capable of running into a standalone tool within the QGIS. To do so ...
1
vote
0answers
33 views

QGIS 2.14.3 can't attach oracle spatial table

when I try to attach spatial table in QGIS, the application close without errors. The tables which have problem have a UUID column: mslink NUMBER(10,0) NOT NULL, uuid RAW(16) ...
1
vote
0answers
14 views

Neighborhood analyses with GRASS/QGIS using ASTER GDEM

I have a problem related with this question (Old question without answer: R.Neighbors with large neighborhoods?). Basically, I want to estimate roughness of a given area, for which I was using QGIS, ...
1
vote
0answers
24 views

Analysis of concentrations

I process images of trace gases concentrations distribution over the layer of atmosphere. I need to analyse values of concentrations, rather detect so-called "background" values and "extremal" ones ...
1
vote
0answers
28 views

Getting distance from nearest stream and elevation to nearest stream?

I need to know if there are simple commands for this 2 points: the distance from the nearest stream, D [m], defined as the length of the path that hydrologically connects the location under exam to ...
1
vote
0answers
20 views

Which SQL Server spatial data type to use for UK data in SQL Server?

Which spatial data type should be used for UK data in SQL Server?, i.e. GEOMETRY or GEOGRAPHY? I'm aware of OS National Grid and my understanding is it's an X/Y coordinate system, covering from ...
1
vote
0answers
40 views

I want to cut polygons in a polygon layer.

I want to programmatically cut polygons already loaded in arcmap. For instance if originally I have 1 polygon feature and 1 row in attribute table. When I cut them, I should see 2 independent features ...
1
vote
0answers
13 views

Identify which map services are locking feature class

I have a feature class in one of my enterprise geodatabases (10.3.1) that I would like to modify but it is locked by a number of ArcGIS Map Services. Is there a way to identify specifically which Map ...
1
vote
0answers
40 views

SAGA Gis and QGIS: difficulties in dissolving polygons

I am new in using GIS and I'm having some problems in properly dissolving some polygons. In particular, I have a single layer with about 3,000 polygons (protected areas), some of which overlap (the ...
1
vote
0answers
17 views

What is the default directory for qml-files in QGIS?

I'm using QGIS 2.14.1 on Windows.
1
vote
0answers
17 views

Using Calculate Value to Replace UTM83 to NAD83 in file name within Model Builder

I am looking to use the Calculate Value tool to replace the UTM83.sid input aerial file name with an output aerial file name using the new projected coordinate system of NAD83.jp2 What do I use for ...
1
vote
0answers
12 views

How to resolve Projection library error. proj error “Permission denied” in MapServer on IIS

I'm trying to get MapServer up and running under IIS on my Windows 7 x64 machine. I've installed the latest 7.0.1 release msi from GISInternals Added mapserv.exe to the Allowed list in the ISAPI and ...
1
vote
0answers
21 views

How to add fields to postgis layer loaded in qgis using python

I have loaded a layer from Postgis in qgis and I am adding the fields to the layer using the follo code snippet: canvas = qgis.utils.iface.mapCanvas() aLayer = canvas.currentLayer() field_name = ...
1
vote
0answers
32 views

Create Terrain Ruggedness Index (TRI) in QGIS

I just started to use raster files, and I want to create a Terrain Ruggedness Index (TRI), using QGIS. Which layers must I use? Do I need to create the "Input file (DEM raster)" (in: ...
1
vote
0answers
14 views

Reproduce a raster with same cell size but different no of columns and rows

I have a DEM raster of 200m resolution, the no of columns and rows are 2458 and 2845, I want to reproduce this raster in a way that the cell size remains the same i.e. 200,200 but the no of columns ...
1
vote
0answers
10 views

AttributeTable sending an alert that data was not found when clicking on table row

I have an AttributeTable that I have opening when I start a widget. When I click on a table row in this instance, I am able to get the information back correctly and not see this message. I did this ...
1
vote
0answers
13 views

500 error when uploading shape file to Geoserver with C#

I receive a 500 internal server error when attempting to PUT a shape file using REST. I can manually import the file, publish and preview it. So the file is fine. Geoserver log: 2016-05-24 ...
1
vote
0answers
25 views

Adding 3D animation on site?

I'm trying to find how i could animate a map online with no result. I've an application that users can use to query place. The result include a map. All data are store locally on a server. Now i want ...
1
vote
0answers
22 views

QGIS page setup Size

I've got another problem with QGIS, I'm using the latest Version Essen, as well as teh latest LTS Wien. I'am not able to change the size of my print Composer page. In the menue I can choose all ...
1
vote
0answers
25 views

Avoid Crash Minidump while using Semi-Automatic Classification Plugin

I'm using Semi-Automatic Classification Plugin v4.9.5 on QGIS 2.14.3. OS is Windows7 64 bit. After I conduct some analysis by Semi-Automatic Classification Plugin, it is always shown "Crash ...
1
vote
0answers
12 views

Arcs (Circle Segments) in Cesium

Cesium polylines follow the curvature of the earth, between two points, by default. How do I make arcs, which go above the ground, like in this example? http://armsglobe.chromeexperiments.com/
1
vote
0answers
17 views

How to attach timestamp to single track (not points) in GPX file

I'm trying to build a Torque visualization with CartoDB based on a GPX file I received from a third-party. Unfortunately, it doesn't seem to be formatted quite right as the trkpts don't have ...
1
vote
0answers
9 views

OpenLayer popup FramedCloud in mobile

How I can use the pop-up window in Openlayers on mobile? I have implemented the FramedCloud popup on my website, but when I open my web browser on a mobile device, the popup window does not seem to ...
1
vote
0answers
44 views

How to Convert from GMT Line files to Shapfile for Qgis?

I have several line text-files of (used in GMT) saved in the format (this is a small sample): -111.29 42.28 -111.29 42.31 -111.29 42.33 > -111.37 41.99 -111.38 42.02 I am trying to convert this ...
1
vote
0answers
12 views

Shapefile misforming when overlaid on map

I thought I was attempting something pretty simple - adding a shapefile over a terrain map. This is how the image looks when the shape file is added to Google Earth: However, when I process the data ...
1
vote
0answers
30 views

Dynamically change labels/symbology to create multiple maps of the same dataset in ArcMap 10.1

I'm working in ArcMap 10.1. I have a data-set of multiple acreage fields that I am joining against a polygon shapefile. Let's say I have acreage fields X, Y & Z (in reality there about a dozen ...
1
vote
0answers
11 views

I am using an example fracnsites to make a similar map but I don't under stand the ajax code?

I am using an example fracnsites to make a similar map but I don't under stand the ajax code? The example has js code: var map, fields = ["gid", "createdby", "featname", "feattype", "status", ...
1
vote
0answers
12 views

How can I make gdal2tiles tile layer smaller in size?

I am making tile layers that expand a large portion of North America using gdal2tiles. The output of 1 tile layer can be around 20GB or more. Is there a way to reduce the size of the tiles?
1
vote
0answers
12 views

Leaflet printing does not show pins and map is shifted

I don't exactly why but whenever I try to print my leaflet map with layers, it shows the map a little shifted to the left as well as the pins are not quite ok. I tried using easyPrint() and ...
1
vote
0answers
18 views

QGIS not loading default layer style from PostgreSQL database on startup

I have saved a vector layer style to my PostgreSQL database source. I then amended the layer_styles table record for the relevant layer by editing the styleqml field (just changed the outline_width ...
1
vote
0answers
16 views

Raster from Ascii text file doesn't project properly

I created an ascii grid of annual precipitation for CONUS in MATLAB and imported it into Arcmap. The text file can be downloaded here: https://www.dropbox.com/s/0k4x257x597ogij/meanTotalPmm.txt?dl=0 ...
1
vote
0answers
27 views

Blank screen/project

I've been working on a project for a few months. I closed it and re-opened it and since then any of my projects have problems loading, meaning I just get a blank screen (see attached). If I click on ...
1
vote
0answers
22 views

QGis Graphic Query builder for PostGis

My question is about availabe QGis Plugins that could help me with the following issue: I have a PostGis database that has one shapefile as a main table and a lot of tables containing the shapefile's ...
1
vote
0answers
14 views

pyd error install qgis 2.14

I removed qgis 2.10 so i could install qgis 2.14. But when i try to install 2.14 i get errors on python .pyd packages. Every time it is a different pyd causing the error. I had this problem with ...
1
vote
0answers
45 views

Delete CRS in QGIS

Is there a way of deleting the various CRS's that QGIS lists? We are a Local Authority in England and the only CRS we need is British National Grid, which is set as the default, as well as Lat/Long ...
1
vote
0answers
19 views

How to rollback the committed changes in the Vector Layer in qgis

I selected few features in the vector layer and updated the field. But I want to rollback the changes committed to the vector layer. How can I do that in QGIS? I have used used the following coed: ...
1
vote
0answers
15 views

QGIS how obtain multicolour lines from polygon cell grid multicolour

In QGIS I have different lines with same colour that pass through a grid polygon cell (each cell of the grid have a colour). When a line cross a cell, it must colour with the relative cell colour. ...
1
vote
0answers
12 views

Displaying multiple 2d raster layers on top of each other in ArcScene

I have 4 raster layers of the same shape but different values for each cell that I want to overlay on top of each other. This should be with some vertical space between each, so you can see the bottom ...
1
vote
0answers
25 views

Adding heatmap legend to print composer in QGIS

I have created a heatmap from points layer's style property. However when I add a legend to the print composer I do not get anything in the legend except the layer name, how can I add the color ramp ...
1
vote
0answers
44 views

Scale (or stretch) Leaflet map tiles to look bigger

I am using leaflet and I am using the same tile provider as the main openstreetmap's website (http://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png). However, leaflet seems to fit many more tiles in 1 ...
1
vote
0answers
17 views

Non-HTML circle text labels on Leaflet map

I need to save image of Leaflet map with polygon, multi-polygons, circles and text below every circle. I have geojson file with circle and polygon coordinates (lat and lng). I managed to get image of ...
1
vote
0answers
17 views

SAGA Merge raster layers error

I have 198 tiles of a DEM from which I want to extract contour lines, but doing the operation 198 times is ungainly. I tried SAGA's Merge raster layers, but it stops into this error: Oooops! The ...
1
vote
0answers
18 views

Failed executing “Table to Excel” in ArcGIS

Can't export polygon shapefile into Excel sheet. When executing Table to Excel in ArcGIS shows this error: ERROR 000576: Script associated with this tool does not exist. Failed to execute ...
1
vote
0answers
18 views

Accessing QGIS element variables in Composer

Is there a way to access "other" composer element variables in QGIS? I can "print" a variable in a text element by inputing for example: [% @project_title %], but is there a way to use the map_scale ...
1
vote
0answers
23 views

How to add remote XYZ source to geoserver

I am new to Geoserver (geoserver.org). I went through tutorials creating new layers. Unfortunately I cannot find a way how to add remote XYZ data source (e.g. ...

15 30 50 per page