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

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2
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3answers
99 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
58 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
80 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 ...
0
votes
0answers
22 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: ...
0
votes
0answers
322 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 ...
1
vote
2answers
53 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 ...
0
votes
0answers
97 views

JSON loop - get field values not field names [closed]

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
0answers
60 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
votes
0answers
53 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
66 views

How to use 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
67 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
171 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
124 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
284 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
0answers
20 views

Finding ESRI JSON polygon rings of all US states?

Is ESRI JSON polygon rings of all US states a pubicly available resource anywhere? I have a xml file with point coordinates that I was planing on writing a quick conversion script for, but I imagine ...
0
votes
1answer
119 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
261 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
90 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
111 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
109 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
150 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
649 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
90 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
168 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
106 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
198 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
628 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
553 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
163 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 ...
0
votes
1answer
1k 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
97 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
304 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
230 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": ...
0
votes
0answers
165 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
6k views

GeoJSON java library

I am creating a Java web service that receives GeoJSON. Does anyone know a java library to manage GeoJSON?
1
vote
3answers
2k views

Load external tileJSON file in Mapbox

I have tiles generated by Maperitive from an OSM file, and there's a nice tiles.json generated with them which specifies neatly the tiles-path, bounding box, minzoom, maxzoom, center, etc. The format ...
1
vote
0answers
453 views

Load Maperitive's tiles.json into HTML for getting bounding parameters

I've created a local tileset of a city in Maperitive, and a basic leaflet.js webpage to browse it offline. There's a tiles.json also created by Maperitives that has all the essential bounding and zoom ...
1
vote
1answer
748 views

JSON coordinates not showing on Open Layers 3

i hope you guys could help me. its been several days since it tried and failed on populating my markers using a json Method. Please point out where im making a mistake. Thanks. Below is my code: ...
1
vote
1answer
147 views

python script to retrieve names and scale range from an ArcGIS MapServer url

i am pretty new at ArcPy. i need to write a python script to retrieve names and scale range from an ArcGIS Map Service url. i had a look around json and url2lib but i am lost. I want to retrieve the ...
1
vote
1answer
138 views

create spatial data on the fly for a timeline application

I 'll need the support of the experts on this: Facts: Data are stored in a MySql db with no spatial data. instead there is a uri of gazetteer service which will return spatial data in json format. ...
1
vote
0answers
229 views

Has anyone been able to programmatically generate and post web map definitions to ArcGIS Online and create web maps?

I'm using Python to build an ArcGIS Online web map definition JSON string, and then trying to post the configuration to ArcGIS Online to create a web map. I am using an admin account to generate the ...
5
votes
1answer
325 views

Conventions for returning GeoJSON via an API

I have a queryable API that returns one or more GeoJSON FeatureCollections. Currently the response looks something like this: { "success": { "data": { "layer1": {"type": ...
2
votes
0answers
112 views

How to create a JSON object in Geocortex to be used in Crystal Reports

Does anybody know if it's possible to convert a dataset containing unique ID's in Geocortex workflow to a JSON object so that it could be used in Crystal Reports? My knowledge of Geocortex is quite ...
1
vote
2answers
258 views

IE8 problem with proj4.js

This problem is in IE8 and not in Firefox. My first problem was that IE8 don't support JSON natively and I get the "JSON is undefined". I solved this by including json2 or json3. Now JSON.parse ...
4
votes
2answers
1k views

Search and zoom json features in Leaflet

How can I add search box to map that allows user to search>zoom to polygon name. If there are 100 polygons, user can type name of polygon (i.e., Symantec) then map zooms to matching county?
1
vote
1answer
174 views

Does arcpy have a tool for converting file geodatabase Table to JSON?

arcpy has: arcpy.FeaturesToJSON_conversion() which can handle feature layers, but what about file geodatabase tables? Not too hard to implement custom, but I want something with the same API as ...
4
votes
1answer
2k views

ArcGIS Web AppBuilder widget config?

I downloaded a webapp builder template (javascript) that I've placed on my own web server and is running fine. However, I am not able to modify the widgets in the config.json file to the settings ...
0
votes
1answer
129 views

How can I load JSON into GRASS?

I have received rainfall data in JSON format. I want to load the data into GRASS. Sample JSON output: ...
3
votes
1answer
5k views

How to style specific polygons from a geojson with Leaflet

I have a World Countries geojson, that has country codes as "ID" (feature.id) and names as feature.properties.name I would like to color specific countries for making a "countries visited" map. ...
3
votes
1answer
3k views

Converting JSON to GeoJSON or CSV?

How do you convert a JSON file to a GeoJSON file or csv. I have a JSON file with lat lon information, but how can I can convert this file to GeoJSON or csv. I have found some online tools to convert ...