0
votes
0answers
2 views

My toolbar on open layers map multiplies its icons when I add more controls

As the title said, how can I stop the buttons from multiplying? here's my code: var lineLayer = new OpenLayers.Layer.Vector("Line Layer"); var polygonLayer = new OpenLayers.Layer.Vector("Polygon ...
0
votes
0answers
5 views

OpenLayers doesn't display in in some browsers

I created my WebMap with OpenLayers (QGIS-plugin: Boundless WebApp Builder) and everything worked well. I'm using 4 vector-layers and OSM as basemap. it displayed everything in Firefox and Chrome. I ...
0
votes
0answers
3 views

Bold and Italic layer labels with Python in Qgis

I'm trying to apply some labeling properties to a layer using Python. Everything went fine, except the way I tried to apply the Bold and Italic settings. Here is a part of the code: ...
0
votes
1answer
3 views

owslib - ValueError: All strings must be XML compatible: Unicode or ASCII

i try to use owslib to search metadata in geonetwork, and a i have problems when the string contains non ascii characters. geonetwork = ...
0
votes
0answers
5 views

converting process for dwg plan

I work for an train enterprise and we want to develop a SIG. The main goal is better property management. The main data to manage are dwg plans. My job is to write a process to introduce this plan in ...
0
votes
0answers
3 views

Testing symbol file existence in Mapserver

I have a set of PNG images I want to use as symbols in a point type layer in Mapserver. The file names come from the database in the DATA keyword, and if a file exists, it's all right. But if it does ...
0
votes
0answers
2 views

why getting Error:Districtna.getExtent(…) is null

I have dojo combo box to display district names when I select one district it should zoom to that particular district.selection is working fine but zooming not happening i am getting ...
2
votes
0answers
7 views

QGIS print composer internal grid labels

Is there a way to have the grid labelled inside of the map frame (I don't mean the option to draw coordinates inside the frame)? What I want to achieve is a "ladder" of labels like in this example: ...
0
votes
0answers
10 views

rasterVis plot3D in R: obtain consistent x-y axes with extent() / projection() shown in RasterLayer object

I have a RasterLayer object z: class : RasterLayer dimensions : 100, 100, 10000 (nrow, ncol, ncell) resolution : 0.06534037, 0.03165736 (x, y) extent : -96.63908, -90.10505, ...
1
vote
2answers
52 views

Changing single character in attribute table with ArcPy?

I was trying to speed up my data processing, and I was wondering, which would be the python code, that could browse through my shapefiles, and find special single characters (which I define) in ...
0
votes
0answers
17 views

Beginning a spatial analysis with own data [on hold]

I am beginning a spatial analysis for artifacts (individual attributes) distributed across an archaeological site. I have the arbitrary location of all the points within the set area. I am not ...
0
votes
0answers
11 views

Extracting projection details for TAB files from multiple folders using arcpy's describe spatial reference?

I am trying to extract projection details of vector files (it might be a tab or shp file) in multiple subfolders using arcpy's describe.SpatialReference. If i run this code, i am getting this error. ...
0
votes
0answers
7 views

GeoTools : Zoom, Pan, Move custom action (setState not working)

I'm using geotools v14.3. Until now I've been using ZoomInAction() to add a zoom in button to my loaded map. Now I want to add a custom toolbar for zooming, panning, resetting and other general ...
0
votes
0answers
6 views

How to read a tile package file(.tpk) in ArcObject C#?

I should read and show some tile package file using ArcObject C# 10.x. However, I failed to find how to read an tile package file on My Application using ArcObject C#. So, please tell me about ...
0
votes
0answers
5 views

Visualizing netCDF file with unknown projection

I'm having a tough time visualizing a netCDF file with poor metadata in ArcMap, which is probably not a surprise. I know the file to contain ozone concentrations over the United States. If I try to ...
0
votes
0answers
8 views

How to create a Null shape in shapely

I want to create a valid Shape object in shapely which has properties but has no geometry. e.g. For creating features to be saved into a shapefile. All features have attributes/properties but some ...
1
vote
0answers
15 views

Approach to controlling which layers display in a QgsComposerLegend

I've tried 2 approaches to control what shows up in print legends. Neither of them work which is troubling because other than pruning the layerRootTree in advance of composer.addItem(legend), there ...
-2
votes
0answers
6 views

How do I ensure data uploads correctly - Categorize schools by criteria [on hold]

I have a data set for schools. One column notes if the school may participate in a program ( Y, N, or NA). When I upload the data, the Y/N/NA, and occasionally school enrollment numbers, shift to a ...
-1
votes
0answers
20 views

ArcMap Street Lights and producing Contours [on hold]

I am stump and I am not sure where to start and I am hoping someone can help me or point me in the right direction. Is there any software that is for ArcMap (or QGIS) that can create contours of the ...
0
votes
0answers
19 views

How to reference a tiff to a photo center .shp file

I have a group of tiffs I want to georeference. I have the photo centers for each of the tiffs but they are not linked. Is there a way to link the tiffs to the photo centers so they pop up where they ...
0
votes
0answers
6 views

Uploading .gpx files (i.e., GPS data) into ArcGIS 10.3.1 and creating home range graphics [on hold]

I'd like to preface this by saying I have very little ArcGIS experience. I took two introductory courses during my undergraduate education but don't remember a lot of what we covered (the classes were ...
1
vote
2answers
31 views

Quantitative vs Qualitative heatmap

I'm having a debate with a colleague of mine over whether generated heat maps are quantitative or qualitative in nature. The underlying data source is GPS points. The GPS devices that we use are ...
0
votes
0answers
5 views

Edit limited to part of multi geometry collection in kml google earth

I have polylines on kml format ,I want to edit those kml polylines via google earth when I try to modify the polyline I get the error Edit limited to part of multi geometry collection.
0
votes
0answers
9 views

Centering Leaflet Map on Website

Should be really simple but I just can't seem to get it to work. How do I get my map to display in the center of the webpage? I put tags around the div id line and that works but it also centers the ...
-1
votes
0answers
16 views

Loading WFS from Geoserver to Leaflet

I use GeoServer 2.7.0 and Leaflet-0.7.7 and the jquery: <script type="text/javascript" src="http://code.jquery.com/jquery-1.9.1.js"></script>` for showing a WFS in my Geoserver. How do ...
-3
votes
0answers
19 views

differences between null value and nodata in Arcgis? [on hold]

can you please let me know how differences between null value and nodata in Arcgis? and How to use setnull and isnull?
0
votes
0answers
16 views

SRTM 30m hillshade output low resolution

I am trying to hillshade 30m SRTM geotiff. The result is terrible. I know that these rasters normally come with geographical coordinates and i have to reproject it before i apply hillshade because ...
0
votes
0answers
7 views

Read WKT geometry using JTS 1.13 in java

I want to create a shape file from coordinates, in the client side I take the coordinates of a polygon by opelayers, it send to a java class, in this class read the geometry of the polygon, when the ...
0
votes
0answers
10 views

Circles preview in QGIS for TripAdvisor API

I'm going to use the API provided by TripAdvisor (see here: https://developer-tripadvisor.com/content-api/documentation/) to download hotels in some municipalitys from their servers. Data is requested ...
0
votes
0answers
8 views

How to I change the extents of a Euclidian Distance Raster?

I am calculating the Euclidean distance of a set of points. The output raster truncates the resulting raster image to the farthest north, south, east, and west point. I need the distances to extend ...
1
vote
1answer
15 views

I can't tell if my GeoJSON file is too large for openlayers

I am a bit new to this GIS thing. I have shapefile that I fed to geoserver in order to retrieve a GeoJson file. I was attempting to display this on openlayers, but it won't show anything. The file is ...
0
votes
1answer
23 views

ArcMap suddenly started exporting massive .png files?

I'm exporting a very simple map. It has a single polygon shapefile on top of ESRI base imagery. There are several text boxes as well, but just simple Arial text. I'm exporting to .png at 220 DPI and ...
1
vote
0answers
7 views

arcgis 10.2 server how to get legend to display symbology only for visible classes

i have a web app that consumes legend info via a esri/dijit/Legend widget. The problem is that it displays symbology for all data, even those features not visible in current extent, is there a way to ...
0
votes
1answer
11 views

mapping with spplot

This question should be easy! I am using spplot for visualizing a map with suitability results. However I would like to know how do I set the limits of z, because the values are not being ...
1
vote
0answers
12 views

Why can't PHP insert new geometry on PostGIS?

(Copied this question from stackoverflow, since it may have more answers here.) I'm using ogr2ogr to upload a GPX file to PostGIS. When I do it on command line (Ubuntu 14.04), it works fine. ...
0
votes
0answers
7 views

GIS Cloud Publisher for ArcMap extension does not work

GIS Cloud Publisher is an extension from GISCLOUD.COM that allows one to publish from ArcMap to GIS cloud directly. I followed the instruction provided on the website concerning the installation but ...
1
vote
1answer
27 views

Updating Field to Calculated Variable using Arcpy

I'm trying to use the updateCursor to insert a calculated value in the correct field. However, I keep on receiving an execution error. I think it is an easy fix, but I am new to arcpy and cannot ...
1
vote
1answer
18 views

How do I combine missing data in one table with another?

I have two tables. I need to join data from table A to table B. Both tables have the same field names and same set of data, except Table A has quite a few rows of data that table B does not have. The ...
1
vote
0answers
5 views

How to create new service from existing service

I have an existing ArcGIS 10.0 Server, and have just setup an ArcGIS 10.4 Server. How do I go about moving a particular service from 1.0 to 10.4. I can locate the related mxd file as well as the SQL ...
1
vote
1answer
22 views

Changing Query Layer's SQL Expression with Python

I use query layers in ArcMap 10.4. The maps need to be done/repeated periodically. The easiest way is to copy the map, change the source's SQL expression (e.g. from select * from TABLE where Period = ...
1
vote
0answers
15 views

Append tool Error “WARNING 000594”

I am trying to migrate a dataset from one fileGDB to another using the Append tool. When running a few features get copied over however the rest get the following error: “WARNING 000594”: Input ...
2
votes
0answers
19 views

Tool to determine the trend of data point positions?

I am looking for a tool that can determine the dominate trend or maybe a histogram of trends for data point position. Basically if I have somthing like this:s. Then I want a tool that will tell me ...
1
vote
0answers
15 views

QGIS 2.14 Composer incorrectly renders svg text position

I just noticed that SVG rendering in composer since upgrade to QGIS 2.14 is incorrectly handling some text placement. I have an SVG compass rose, which was rendering fine before upgrading to 2.14 ...
0
votes
0answers
32 views

QGIS 2.14.1 LAStools install error: “wrong value for parameter 'Msys folder'…” [duplicate]

To start I went to step 4 and extracted LAStools to my C drive and just made the folder there. I can't do step 8 because it seems to already be in "advanced interface". Then step 9 mine only says ...
0
votes
1answer
19 views

How to request features in a QGIS plugin?

How does one go about requesting a feature to a certain plug-in? The plug-in author is no longer active but he said I could request/implement the feature to someone who maintains plug-ins for QGIS. ...
1
vote
0answers
20 views

averaging elevation for fishernet points

I have a problem with adding average elevations for fishernet points. First of all I surveyed an area boundary of 16km2 using total stations. I got nearly 800 points to finish the boundary in this ...
2
votes
0answers
19 views

Which PCS to use with WGS 1984 datum?

I am working on building a Modelbuilder tool to convert a .csv file with lat/long values into a polyline with shape_length. The dataset is in the WGS 1984 datum. It is my understanding that this must ...
0
votes
1answer
24 views

Extract the elements not in common between two different point sources

I've downloaded accommodations from two different sources, now I have the list of elements from them in two separated shape files and also the list of elements in common between these two sources. How ...
1
vote
1answer
44 views

(Arcpy) read values from a txt file and convert the data into a shapefile

I´m a beginner at python programming and wanted to start with a litte and hopefully simple project. I tried to read float values out of a textfile and write them into a shapefile. The program is ...
1
vote
0answers
15 views

ArcGIS: Geometric Network, Service Areas? OD Cost Matrix?

With ArcGIS Desktop is it possible to run Service areas and OD cost matrix analysis on Geometric networks (ex:gas network)usi ng the network analyst extension?

15 30 50 per page