JavaScript Object Notation (JSON), is a lightweight, human-readable data interchange format.

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2
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1answer
119 views

Is it possible to show Leaflet Marker Cluster with JSON API?

I have a problem with displaying Leaflet Marker Cluster working with Leaflet-layerJSON. There are markers, but I cannot show the clusters. This works with GeoJSON, but now I have different data ...
2
votes
1answer
173 views

Adding a Mapbox Studio basemap to leaflet

I am using Mapbox Studio, customized a nice basemap, and downloaded it. It downloaded as a .json file with a couple thousand lines of code. I want to be able to use this basemap (called basemap....
0
votes
0answers
27 views

Get Title and ID of CartoDB-Visualizations

How can I get the ID and Title of my CartoDB-Visualization via viz.json $mapVis = cartodb.createVis('map', http://[username].cartodb.com/api/v2/viz/[id]/viz.json, visOptionsM); $mapVis.on('done', ...
0
votes
0answers
147 views

How to add the geometry to google maps from geojson(retrieved as json) for a specified condition using javascript

I have a array called place_names which holds some place names. I have a GeoJSON layer loaded in CartoDB, which has three columns id, name and the_geom (which is a geometry object) that can be queried ...
0
votes
1answer
148 views

JSON String From VB.NET to Javascript over 100,000 characters

I have a string of properly formatted JSON from a VB.NET function that I am trying to pass to JavaScript where I can convert it into an OpenLayers vector layer. The string can be variable length, ...
2
votes
1answer
359 views

SQL Server Convert GeoJson format into SQL geometry/spatial data

I'm using javascript and Openlayers 3 and to draw shapes or geometry in osm map. The data is in geojson format and i want to store it in SQL server 2008 R2 using SQL geometry or spatial data types. ...
0
votes
1answer
130 views

Accessing GeoServer 2.8.0 on Debian 8 using Tomcat 8?

Not been able to access my Geoserver with Javascript. The Leaflet code running natively works in other javascript/HTML pages which connect on-line GIS servers. Added ENABLE_JSONP true to web.xml ...
2
votes
1answer
158 views

QGIS server won't return JSON(P)

We set up a QGIS server and are using QGIS to connect to a WFS layer. Everything is working fine within the desktop application. Then we use qgis2leaf to generate a html/js web map. That all works ...
1
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0answers
184 views

“Invalid JSON primitive: geometry” when adding features

I'm trying to use the arcGIS Rest API to add features to a feature layer, but I get an "Invalid JSON primitive: geometry" error. I get the same results if I leave out the spatialReference. The ...
0
votes
1answer
610 views

CartoDB json to HTML Table using Javascript or Jquery

I am trying to display the dataset inside the cartoDB as HTML table. When i give request to the postgre database by SQL API, it is returning as the format (json) below in the snapshot. I want the ...
-1
votes
1answer
52 views

JSON to line string

I'm getting a JSON return like so: [{"lat":38.660274,"lng":-90.136198},{"lat":38.6613,"lng":-90.13860199999999},{"lat":38.664634,"lng":-90.141853},{"lat":38.664634,"lng":-90.141853},{"lat":38....
0
votes
2answers
75 views

Generate GeoJSON from MongDB Query

I want to extract my MongoDB query in a GeoJSON format it order to be able to visualize the result. I use Robomongo, which seems to be able to generate a JSON format. After I run the query, this file ...
1
vote
0answers
51 views

Apply.Edit Function for Delete

i have problem with my json of delete feature form Applyedit Jason on the arcgis server Json. Here my code. delMaintData: function(){ console.log('Bri'); var maintTable = new ...
1
vote
1answer
62 views

Getting email addresses of pointers after selection with JSON or array and ArcGIS API for JavaScript?

I am trying to create a map where I can create a selection area, and get info of all graphic pointers under it, I tried to modify with following example, but they are using web service and queries, ...
1
vote
1answer
169 views

Can't enable Jsonp in Geoserver 2.7.0 and then publishing my WFS request in Leaflet

I'm working on localhost:8080 and want to get WFS data in a Leaflet map. So, I've read in some posts here that I first I have to enable Jsonp in my web.xml file in Geoserver. So I put <context-...
3
votes
1answer
134 views

Is there are way to import non-geo JSON files into QGIS?

Here is a json file containing various attributes relating to countries. However, it does not contain any geographic data. http://bost.ocks.org/mike/nations/nations.json I would like to join these ...
0
votes
1answer
559 views

How do I show feature attributes in a Leaflet popup?

So I have a JSON file displayed on my leaflet webmap. I would like to have it so a popup will appear when a feature is clicked. Right now it is a polygon feature. How do I call up information from the ...
2
votes
3answers
116 views

get external jsonp and convert coordinates in leafletjs

I need to solve two problems: convert my coordinates from wgs84 to epsg28992 use external geojson from an jsonp url Both problems are as far as I understand not supported by Leaflet itself. So I ...
1
vote
1answer
61 views

JSON To Features tool does not obey symbology?

I am using the JSON to features tool in the ArcMap conversion toolbox and i cannot seem to get the symbology right. This JSON i am using is a GPFeatureRecordSetLayer which i have written to a .json ...
0
votes
0answers
104 views

is there any flight travel time api?

I know there is google api for distance where we can calculate the driving distance but similar to that i want to pass two city names and I want it to give me just the duration like 4 hours 30 minutes....
0
votes
0answers
28 views

Creating Map Service for ArcGIS Online from JSON file?

I have a .json file which I would like to be able to import into ArcMap to then publish as a map service to ArcGIS Online. The format of the json file when I receive it is like this: [{"geometry":{"x"...
0
votes
0answers
426 views

TileWMS JSONP getGetFeatureInfoUrl request using OpenLayers 3

I have a web map in Open Layers 3 which has some TileWMS layers from GeoServer 2.5 that I would like to query when the user clicks on the map. I am trying to use the tutorial here (https://...
1
vote
2answers
57 views

Loading JSON URL into Leaflet map?

Based on this example http://labs.easyblog.it/maps/leaflet-layerjson/examples/overpass.html I'm trying to load the following url into a Leaflet map https://data.police.uk/api/crimes-street/all-crime?...
0
votes
0answers
69 views

JSON Rest API - Mapfile - OpenLayers

I'm new to the GIS world. Using postgis 2+, I have a rest API running on a Tomcat server returning JSON. For instance : Query : GET /city?state=foo&otherParameter=bar [{ "id" : , "cityname" : ...
0
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0answers
60 views

Problems with a function - query a JSON array to return fields in a map service url?

This is an extract of my JSON. {"id": "1", "layer": "0", "min_scale": "0", "url": "http://example.service.url" "max_scale": "5000000", "field": [ "NAME", ...
0
votes
0answers
76 views

Using IdentifyTask to query JSON?

I have a map application that harvests it's map layers from a JSON string. I've managed to use the following code to show the map layers when a user clicks on a layer name in a table of contents but ...
0
votes
1answer
77 views

Javscript API esri/dijit/search JSON Response

Hello guys I am having some trouble trying to parse out the returned JSON data from a dijit search. I have the following code where s.set("value","48035") will be populated from another page so for ...
0
votes
0answers
216 views

How can I display a local CartoDB viz.json?

I have a locally hosted CartoDB instance and have been happily playing with it for some time and enjoying all sorts of beautiful visualisations. There is some data ingested and I'd like to create a ...
3
votes
1answer
153 views

GeoServer and PostgreSQL JSON column

I have a database table with a dynamic schema implemented via a JSON column named "properties". Currently GeoServer doesn't recognize my JSON column. Is there some way to make Geoserver recognize ...
4
votes
1answer
313 views

Can ArcGIS Export Web Map task print labels from a Feature Layer?

I'm creating json to create a custom printout using the Export Web Map task on an ArcGIS server (v10.2). Everything works as expected apart from labels are not showing in the generated printout. The ...
0
votes
1answer
133 views

Add REST map service to basemap

I have created a JSON file which includes 30 map service layers and their attributes. This includes the map service url. My function creates a table of contents from the JSON object so that when I ...
1
vote
2answers
351 views

leaflet / change a geojson divicon html

I have a geojson layer with a divIcon and now i want to change it. i have tried whit seticon but it does not work. How could i do it? This is what I am trying: papesjson.eachLayer(function(layer){ ...
5
votes
1answer
93 views

Describing borehole information with geojson (javascript)

I deal a lot with borehole information and looking the best way to move it around in javascript / take advantage of javascript libraries (e.g. leaflet) for looking at this information on mobile ...
0
votes
2answers
137 views

Problem loading GeoJSON file on geojson.io

I am newbie in GeoJSON file. I am having difficulty to load my GeoJSON file on geojson.io. Here is my GeoJSON file : https://gist.github.com/anonymous/0abb8f926977d577b52d. The source file is from : ...
1
vote
1answer
140 views

Leaflet marker cluster from JSONP WFS + Popups

I'm fairly new to Leaflet and just managed to use Leaflet marker-cluster with a JSONP WFS which provides my data from Geoserver. Now I would like to have a popup for my markers by mouse click. But I ...
0
votes
1answer
169 views

Keeping Properties When Converting JSON to SHP

I'm trying to convert the Nielsen map of DMAs from a JSON to a shapefile. The properties of the json is as formatted like this: "id": 546, "properties": { "name": "dma:", ...
1
vote
1answer
753 views

GeoJson and D3.js multipolygon

I have this geometric shape file, so no map of a city. I store the two Shapefiles in a GIS database as a geometric form. Now, I want to visualize the geojson data. I created the GeoJson data ...
1
vote
1answer
96 views

NumPy Array to Feature Class: NameError from Inner Loop Variables

I have a NumPy Array to FC script that parses a JSON web-service. The outer loop writes to my FC correctly, however my inner loop variables come back as not defined when appending the items. The ...
0
votes
1answer
195 views

How to protect the loaded json file name and location using html5 and javascript?

The data of markers (not the map) is stored in a json/csv/js file. We want to show all data as markers on the map. But how to protect the raw data file from public access? Following the example on ...
2
votes
0answers
116 views

JSON Layer does not show when .setview Changes

I've set a Mapbox map with a geoJSON layer overlaying it. The problem is that with the default set values, the json layer shows up just fine. However, If I change the .setView too much, the json layer ...
1
vote
0answers
228 views

Plotting points on a map, the json objects retrieved from a database; using WebGL shader code

I am using an OSM dataset using which I am plotting those points on a map (google maps API). I am plotting these points using webgl shader code (see:  http://psousa.net/demos/webgl/) The above link ...
3
votes
1answer
749 views

Python encoding error in ArcPy

I am writing a JSON file, as string input, using python, into a .json file in the file system. However I am getting the following error sometimes and I don't know why. Any ideas? ...
0
votes
1answer
694 views

Converting JSON to GeoJSON MultiPoint using `ogr.CreateGeometryFromJSON`

I am trying to convert a JSON array to a geom in Python, by first converting it to a GeoJSON. I have point coordinates in a JSON array, [{'lat':100.0, 'lng':0.0},{'lat':101.0, 'lng':1.0'}] that ...
0
votes
1answer
173 views

cartodb display json into table

I am new to cartodb and i don't understand how to populate a bootstrap table with my json data retreived using sql.execute: sql.execute("SELECT sonde.the_geom,sonde.nom,sonde_data.time,sonde_data.cod,...
0
votes
1answer
2k views

How can I add markers and attributes contained in JSON data to an OpenLayers 3 vector layer?

My question is similar to a previous question I asked (How can I add attributes contained in JSON data to an OpenLayers popup?). However, since I originally asked this question, I have upgraded to ...
3
votes
1answer
105 views

Data will not load into the popup using the Basic Viewer template for ArcGIS

I have downloaded the zip file for the Basic Map Viewer (https://github.com/Esri/Viewer) in ArcGIS and am trying to configure the layers to have popups. I've reviewed some of the code behind other ...
1
vote
1answer
363 views

ArcPy Table to Table Conversion Not Working Correctly

I have a script which writes the lat/lng of a JSON web service of bus routes. The script writes the latitude and longitude to a CSV correctly. However my table to table conversion does not work ...
3
votes
1answer
234 views

Control to select data source on Leaflet map

I am building a map using leaflet. My data source looks something like this: var districts = {"type": "FeatureCollection", "features": [ {"type":"Feature", "geometry": {"type":"MultiPolygon","...
0
votes
0answers
174 views

How to store ArcGIS JSON feature into Oracle SDO Geometry database?

I'm developing in Java. I retrieve a JSON String from an ArcGIS Online Service Area service. I'd like to store the features returned in the JSON String into an Oracle (SDO Geometry) database. Is ...
6
votes
2answers
7k views

GeoJSON java library

I am creating a Java web service that receives GeoJSON. Does anyone know a java library to manage GeoJSON?