0
votes
2answers
6 views

OSGeo4W (gdal 2.1.0) and gdal2tiles

I've tried the x86 and x64 versions of OSGeo4W, but gdal2tiles is missing. Has gdal2tiles been removed from OSGeo4W? -={ OSGeo4W Shell Commands }=- bmp2tiff msencrypt ...
0
votes
0answers
3 views

How can I assign a Vehicle Routing Problem to vist orders multiple times?

I am developing a new set of routes for my organization facility inspectors to minimize travel time. I have used ArcMap's Network Analyst to solve this for seven routes (one for each day of the week), ...
0
votes
0answers
2 views

Uncaught TypeError: d.Wa is not a function

I am trying to add a feature collection fetched from a server to the source of an empty vector layer, but I am getting this error (using OpenLayers 3): Uncaught TypeError: d.Wa is not a function I ...
0
votes
0answers
8 views

Create table that is not registered with the SDE Geodatabase

I am doing some testing that requires having a table in a Oracle 11g/SDE 10.3.1 database that is not registered with the geodatabase. For instance, Adding an Incrementing ID Field can only be ...
0
votes
0answers
14 views

Location accuracy in mobile devices (Apple and Android)

We are developing an app where we need to know the exact user's location to provide our community service. User will be in a sidewalk, outdoors so line of sight to satellites should not be a problem ...
1
vote
1answer
18 views

What's a good way to create inner-outlines in either ArcGIS or Adobe Creative Suite?

I am making a map where I need to create inner outlines, based off of an older map my work did: That was done in ArcGIS, and while I know how to do it there, I don't think it looks good enough, I ...
1
vote
0answers
11 views

how to efficiently detect intersect between polygons?

So I'm trying to implement box selection in leaflet. Currently i'm using turf's intersects function to detect if the box intersects with any of my geojson polygon features. However, this is very ...
0
votes
0answers
23 views

How to remove the white border of polygons using QGIS

I use the graduated color style for the polygons. But there are white borders between polygons. I tried to set Border: transparant, Border stype: No pen, Border width: 0. It did not work. I found a ...
0
votes
0answers
8 views

Advice on which open-source GIS program to choose for object oriented feature extraction [on hold]

I need to extract polygon features from a series of raster images I have. I think that object oriented feature extraction might be the way to go, i.e. segmenting the image, and then doing an ...
5
votes
2answers
521 views

What is the difference between != NULL and IS NOT NULL?

I have a shape layer with an attribute containing NULL values to which I would like to apply a filter for values different from NULL. Using the available gui for such query construction, one would ...
0
votes
0answers
4 views

from Overpass-Api to CSV - some steps to achieve data

I need to have all the addresses of Car-dealer [occasion] and mechanics in France. How to achieve this - how to obtain the data? goal is to have the following [out:csv(::id,::type,"name","addr:...
0
votes
1answer
11 views

One or more layers failed to draw: [LAYER NAME] There was a problem drawing the shapefile. Drawing aborted

Using ArcMap 10.1 I Merged multiple .shp layers (each with multiple polylines) into one .shp The resulting layer will not draw, I get the following error message: One or more layers failed to draw: [...
0
votes
0answers
3 views

Issues with downloading custom base maps to Navigator

Does anyone else have any issues with downloading custom base maps to Navigator? I've followed all of the steps and exercises from Esri to create and download a custom map to Navigator from ArcPro. ...
0
votes
0answers
9 views

Solving python package issues in a locked OS

I work in a company where we do not have administrator rights. I developed a GUI with PyQt4, where one can provide several inputs to be used in a python script using arcpy. In my computer everything ...
0
votes
0answers
7 views

Creating queries in Portal for ArcGIS that do not have to be predefined?

I am trying to figure out if there is a way to make a query widget in Portal for ArcGIS that is more free form. I want to know if there is a way a user can type in queries that are not predefined. Or ...
0
votes
0answers
8 views

How to quickly add a DWG with multiple layers?

In QGIS 2.14 "Essen", I need to add a DWG with multiple layers. So I choose "add vector layer" feature in QGIS 2.0 to import the .dwg/.dxf file. However, QGIS adds all layers from the DWG file ...
1
vote
0answers
8 views

East, north, up (ENU) velocities (m/yr) to long, lat and h; GPS

Have the velocities (east, north, up) data in m/yr. How can I convert this into lat, long and height (formula and etc) velocity mode (m/yr) 0.000036 0.001330 0.013553 offset at at first epoch (m)...
1
vote
0answers
13 views

Grid Reference autotext expression

I am trying to create some extremely user friendly print composer templates that have an awful lot of autotext data that updates for each composer without having to manually type it in. I ave done ...
1
vote
1answer
21 views

How to identify the co-ordinate system (CRS, SRS) of a GeoJSON file?

Suppose you have an arbitrary GeoJSON file, and the publisher didn't give much supporting documentation - or perhaps it's been provided by a third party who don't know much about it. Is there a ...
0
votes
0answers
12 views

How to add legend to rasterlayer in Qgis2Web plugin while exporting maps?

Is it possible to add a legend for Rasterlayer directly from the Qgis2Web Plugin or do I need to add the code manually?
-3
votes
1answer
30 views

Subtracting two ascii files using ArcPy?

I have many files with name format yyyymmddhhmm_tprate.asc 201508010600_tprate.asc , 201508011200_tprate , 201508011800_tprate, 201508020000_tprate and so on .......... I want to subtract ...
0
votes
0answers
3 views

problem in runtime substitution of mapserver-cgi

I did this. But nothing is viewed. here is the relevant part of my map file. VALIDATION 'yuk' '^[0-9]{1,2}$' END CLASS EXPRESSION ([pixel] >= '%yuk%') STYLE ...
0
votes
0answers
5 views

Using ArcGIS Engine component from visual studio 2012?

I want to use ArcGIS Engine 10.3 (Arcgis WindowsForm) component for example mapcontrol, Toccontrol) but i get this error : Unable to initialize an ArcGIS 10.3 license. Could not find any of the ...
1
vote
0answers
43 views

How to find Gaps between road segments in ArcGIS

I have huge data and want to find out gaps between segments. Although I have used Near tool and found some results but not a clear picture.
0
votes
0answers
18 views

Publish feature service with local file geodatabase rather than Oracle geodatabase

How is it possible to publish the feature service from a local file geodatabase without publishing from and Enterprise geodatabase such as Oracle with ArcSDE supported. I am willing to copy my data to ...
1
vote
0answers
21 views

How to move projects from a server to local hard disk or removable drive?

I have a QGIS project on a desktop that I need to move to a laptop to take into the field. Whilst in the office, both PCs talk to the project on server via a persistent mapped drive (L:) - ie. ...
0
votes
0answers
14 views

Getting HTML webpage into QGIS layers panel

I have created a webpage that capture information from heremaps and write to DB using Heremaps API and PHP. How do i run this webpage into QGIS like other WMS or WFS and do the same mechanism which it ...
1
vote
0answers
20 views

Is there a way to have custom functions automatically load in QGIS on start up?

I have a custom function for the print composer that prints out copyrights, but every time I start QGIS up and go to the Print Composer for the first time, I have to the Insert Expression > Function ...
0
votes
0answers
18 views

Add attribute column with road's altitude [duplicate]

I have some vector layers with a set of latitude and longitude coordinates.Is it possible to add a new column to the attributes table containing the altitudes of the road? (the data was collected ...
0
votes
0answers
24 views

GDAL Raster plugin doesn't work

I am connected to Oracle, using QGIS and can see the vector data table. I am trying to use the GDAL Raster plugin to view raster data, in QGIS. When I click on the Oracle GeoRaster plugin, get a ...
0
votes
1answer
19 views

How to compare EVI values with NDVI values?

I have been doing NDVI (Landsat 4-5) analysis for my research area for some time now. I recently decided to try out EVI (MODIS). But the EVI values I get are a bit different from NDVI. For example ...
0
votes
0answers
7 views

Error on GRASS GIS 7 Startup - Invalid line in RC file

Upon GRASS GIS 7.0.4 startup I keep getting this error: Cleaning up temporary files... Starting GRASS GIS... ERROR: Invalid line in RC file: ' ' (need ...
0
votes
2answers
16 views

Source of radar imagery for coastal areas

For my final year research project I need radar images of coastal areas. And can anyone help me to find links where I can download such data free for research purposes?
0
votes
0answers
17 views

How to pass variables of a Python script to another Python script on ArcGIS [duplicate]

I'm using Python window of ArcGIS 10.2 to run a Python script. But now I need to pass values from another python sript to main script, so I tryed this: import arcpy import subprocess subprocess.Popen(...
0
votes
1answer
8 views

ArcGIS API for JavaScript: Draw a Tracker Line from GPS points

I have gps points which sent from tacker device I need to draw a link in openstreet map ArcGIS with Javascript, How can I do this. I can convert gps points to any format that needs to be (XML, JSON, ...
0
votes
0answers
13 views

Aligning Raster to polyline - Geological Fault

I have two rasters representing geological layer boundaries that are seperated by a polyline representing a fault. There is a significant offset between those two rasters. Now, at the fault, of course,...
1
vote
0answers
17 views

Three dimensional Routing [on hold]

I have created a route by hand using the Tracing Tool available in QGIS. I wanted to export all the coordinates to another program, so I saved them in a CSV file. The problem is that I can only see ...
0
votes
0answers
6 views

Visual studio problem with Map Control Application

I have installed Microsoft Visual Studio Proffisional 2013 (12.0.30501), ArcGis 10.3.4322, ArcEngine 10.3.4322, ArcObjects SDK for the Microsoft .NET framework 10.3.4322 I need to create an Add-in ...
0
votes
1answer
27 views

Decision Tree Analysis Using ArcMap?

I have three rasters that have been reclassified into 5 classes each. I would like to use decision tree analysis, using the classes in the 3 rasters to come up with a final raster that has 5 classes, ...
0
votes
0answers
24 views

Sentinel-1: calibrate images on python [on hold]

I work with Sentinel-1 imagery (Interferometric Wide swath SLC VV and VH polarisation). How to calibrate this 2 images to get this images in right projection(not on this rotation and pixel values) ...
0
votes
1answer
17 views

Creating mosaic dataset in Python without using ArcGIS for Desktop Standard/Advanced?

Is there a way to create mosaic dataset via Python, numpy or gdal libraries without having a Standard/Advanced ArcGIS?
-1
votes
0answers
7 views

geoserver unable to publish image pyramid layer

i followed geoserver tutorial on how to create image pyramid layer. but i got the following error after clicking publish button java.lang.RuntimeException: Error occurred while building the ...
1
vote
2answers
52 views

Calculate distance between two points with QGIS 2.14.0

I don’t use QGIS that much. I have two shapefiles with the following information: List A: ID 1, xA, yA, ID 2, …. List B: ID 1, xB, yB, ID 2, …. x/y = lat/lon I want to calculate the ...
0
votes
0answers
11 views

Expecting ArcCatalog category under command section in customize mode? [on hold]

I need to open an access file in arcmap, so i wanted to add OLE DB command button. but although, i open ArcCatalog first, there's no ArcCatalog category under command section in customize mode. what ...
0
votes
0answers
10 views

QGIS Atlas turning on/off raster layers

I'm attempting to create a series of maps in qgis atlas with the same coverage and background data but different raster outputs (flood mapping outputs for a range of scenarios). I've created a .shp ...
1
vote
0answers
34 views

How to find the coordinate system info from a LAS/Lidar file with python?

I found several examples of how one can query and manually set a coordinate system on a tif/raster file (GDAL/Python: How do I get coordinate system name from SpatialReference? or Is it possible to ...
1
vote
0answers
36 views

Corrupted Shapefiles when saving edits in QGIS

Has anyone experience regular corruption of Shapefiles when saving edits in QGIS? Since testing the new LTR, we have had regular occurrences of the Shapefile being corrupted, and "_packed" SHP and ...
2
votes
0answers
35 views

GeoJSON, Google Maps, and 'lazy loading'

One of my projects involves a 'live-fetch' of geoJSON-ified data from a GIS-capable PostgreSQL server: I'm examining its performance as an alternative to tiling. Our tiling goes all the way to zoom ...
0
votes
0answers
12 views

Delete feature class attribute from sde database arcpy script [on hold]

I want to write a python standalone script which compares two feature class from SDE geodatabase. For Example, fc1 contains 10 attribute rows and fc2 contains only two rows which match with the fc1 ...
1
vote
1answer
22 views

How to convert a string of coordinates to a readable polyline for export as a geojson

I need to take an xls file which has multiple columns of data, and a column called coordinates which is a string of coordinates (ex. 147.775364306,-20.49918551,0 147.776402476,-20.500021717,0 147....

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