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

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2
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1answer
13 views

ESRI Javascript - Dynamically Create Points from Non Spatialized JSON Using Lat/Longs

I am working on application that needs to make use of a non spatial data set. The data is maintained by the group responsible for the installation of the asset item and thus it makes sense to pull ...
3
votes
0answers
67 views

Using ogr2ogr in python?

I found this helpful post that got me started using ogr2ogr in python: Using ogr2ogr to convert GML to shapefile in Python? as well as this one: How to convert ArcGIS Server JSON to GeoJSON? I am ...
-1
votes
0answers
25 views

QGIS and image server

I am lacking in knowledge and wanting to link to the following image service. how do I get this link correct for QGIS ? http://gis.pcc.govt.nz/arcgis/rest/services/Base/Urban_Aerials_2016/...
0
votes
1answer
13 views

Leaflet - MultiPolyline constructor and arrays in JSON

I am struggling with the AntPath Plugin ( link to GitHub ) for Leaflet and the documentation is limited and difficult to read. This setup works well(se code-snippet in the end), but instead I want to ...
1
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0answers
30 views

Dynamic column header in datatable from json array?

I want to populate datatable with dynamic column header and column data,i can populate dynamic column data successfully,but i cant achieve dynamic column .. I am using json array. My code is <...
0
votes
1answer
24 views

How to draw line/multiline, polygon/multipolygon with SharpMap from Coordinate Source

I have a list of n points, exactly x objects in GeoJSON from a CouchDB. I want to generate lines/multilines and polygons/mutipolygons with SharpMap and add this to a Layer in VB.NET. For points its ...
0
votes
1answer
20 views

Export csv-coordinates to JSON - square brackets [closed]

I´ve got multiple point-layers that I want to join in a single JSON-file used for webmapping. The layers is to be listed in column by column like this: [55.778659,12.151137 ], [55.77272358,12....
1
vote
1answer
29 views

Realtime in Leaflet with Socket.io

I'm trying to get events on the client side and showing changes (new markers) in realtime on a leaflet map with socket.io. The problem is in defining data that comes from socket.. I don't know the ...
2
votes
2answers
55 views

Create map using Leaflet and JSON

I have a question in order to developing a web app using dynamic maps with JSON files. I'm using Visual Studio 2015 with MVC 5. At this moment i have developed complete app but I'm unable to draw ...
1
vote
1answer
28 views

Retrieve all feature IDs displayed on the viewport into JSON using Leaflet

I have build a map application using leaflet, where I display a WMS layer from Geoserver. What I am trying to do now is to get all the elements which are currently on the Bounding Box and store them ...
1
vote
2answers
40 views

Saving array of objects in PostGIS field?

It is possible in PostGIS to save an array of objects in a field, and GeoServer able to read it? (timestamps) For example, a spatial table with the fields: "name", "timestamps" and "the_geom" would ...
2
votes
1answer
23 views

Is there a way to enable CSV or JSON output formats for MapServer WFS GetPropertyValue requests?

In a mapserver mapfile, it is possible to setup a variety of output formats for WFS GetFeature requests. However, it doesn't seem possible to do the same for a WFS GetPropertyValue request, which ...
1
vote
1answer
40 views

Openlayers GEOJSON

I'am trying to show some points. The coordinates are in the file 'test.json'. But they wouldn't show themselve so i suppose there is something wrong with the code? <!doctype html> <html lang=...
1
vote
1answer
70 views

Parsing and rendering JSON data in Java with GeoTools [closed]

I'm working on a Web Map Service written in Java and using the GeoTools library. My goal is to make the data parsing json format, so I'm using the form Unsupported GeoTools. This is the parsingJSON ...
0
votes
1answer
83 views

Filtering GeoJSON data to include in Leaflet map

I am trying to filter through my geojson polygons and get all data entries with a specific attribute. I have a layer of polygons describing parks around the city parks.json. I want the user to click ...
1
vote
1answer
53 views

Add a JSON feature class to a map using ArcGIS javascript API

I am a beginner in javascript and I am working on a project using the ArcGIS javascript API. Since I am using shapefiles, I need a way to put them on the map automatically after a procedure. I have ...
1
vote
1answer
196 views

Leaflet Routing Machine: how to export route details and coordinates in JSON / GeoJSON?

I need to export / save the route details found using Leaflet Routing Machine in JSON or GeoJSON format. I've tried to use var routeArray = new Array(); routeArray = control.getWaypoints(); alert (...
1
vote
1answer
96 views

OpenLayers 2, JSON vector through WFS

Consider this example, https://geoext.github.io/geoext2/examples/grid/feature-grid.html It uses protocol: new OpenLayers.Protocol.HTTP({ url: "../data/summits.json", ...
0
votes
1answer
33 views

Change marker within leaflet map when loading data from geojson file

This section of code adds markers to my map (it works), how can I change the marker to a different icon when dealing with geojson? var cycleracks = $.getJSON('cycle-racks.geojson', function (geojson) ...
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0answers
37 views

how to export selected data to json format

I have a layer called parsel. I want to export all history of this layer. I created parselall_view with history tables (A,D) , I want make a geoproccessing service that service all data of ...
0
votes
1answer
35 views

How to control polygon colour in hand-crafted Json for ArcGIS Desktop 10.3/10.4?

An app I'm developing needs to handcraft ESRI JSON to display simple polygons in ArcMap Desktop upon import. I want to specify color/transparency/outlining for the polygons in a layer and ideally ...
0
votes
1answer
76 views

Enabling or disabling WMS capabilities with python

I am trying to enable Feature Access for all of my services on an ArcGISServer with python. Below is my code. The variablejson is the Feature Access dictionary. How do I make the post targeting ...
2
votes
0answers
25 views

How to display GeoJSON from a URL with authentication in QGIS?

I know I can add a GeoJSON url via the Add vector layer ▶ Protocol ▶ GeoJSON. But I have a URL that requires a username/password. Is there anyway I can provide the username and password for the URL ...
1
vote
1answer
54 views

Converting json to geojson

I am writing a web service which in return gives json format data can anyone help me to convert this data into geojson format. { "STATE_ABBR": "AK", "file_name": "addresses", "AREA_WATER": "2....
2
votes
1answer
43 views

How can I load GeoJSON from URL to leaflet? [closed]

I want to use leaflet's L.GeoJSON to load the GeoJSON from my URL. I have tested to use leaflet-ajax plugin and it worked. The codes as follow: <link rel="stylesheet" href="http://cdn.leafletjs....
1
vote
1answer
89 views

How to map geoJSON polygon from a url request in python

Using Python I have loaded json data from the url http://environment.data.gov.uk/flood-monitoring/id/floods and have found that the flood areas encoded as geoJSON polygons are displayed as url links. ...
4
votes
2answers
130 views

ESRI JavaScript API - Add Layer using esriRequest Response

For various reasons I need to add layers to a map object using a response returned by an esriRequest to an ArcGIS Server. One reason being the data will change constantly and hard coding FeatureLayer ...
2
votes
1answer
111 views

Get a JSON return from a Overpass API call

From this call: https://www.overpass-api.de/api/xapi?node[highway=speed_camera][bbox=-5.708215989569187,43.46669501043081,-5.605835010430813,43.588927989569186] I'm trying to get a JSON return. ...
1
vote
1answer
76 views

set up transport modes osrm

I wondered if anyone could help. I have setup osrm on a spare computer it is running on Ubuntu 14. It works fine and I can query it using the default car setting for transport. I would like to be able ...
0
votes
0answers
33 views

osx terminal ogr2ogr batch covert .json to .kml

using osx El Capitan terminal This works fine one file at a time to convert .json to .kml ogr2ogr -f "KML" xxx.kml xxx.json I would like to do all files at once I have tried for %f in (*.json) do ...
0
votes
0answers
75 views

Zoom to x y coordinates in arcgis javascript api 3.15

I am using arcgis javascript Api 3.15 with ASP.NET and Ajax.I got json object contains only x and y coordinates. This object does not have geometry column. How can I zoom to this json object. Should I ...
2
votes
0answers
38 views

Identify Geographic features by clicking on published map (ArcGIS Server) [closed]

I have a published map on ArcGIS Server. My map is accessing traffic signals data from a table in PostgreSQL. I am trying to display feature properties by clicking on any traffic light. Solved!
2
votes
2answers
195 views

ArcGIS - Convert a Shapefile into JSON with coordinates

I have a shapefile and I would like to convert in ESRI Json with ArcGIS toolbox From feature to JSON. When i convert it I visualize x and y values in meters while I want latitude and longitude ...
1
vote
0answers
51 views

Using a file .shp with ESRI Geo Tools for Hadoop

I've a file .shp that I would like to load into a TABLE using HIVE with ESRI Geo Tool for Hadoop. These tools read JSON File and I've tried to convert my file into a .json format using GDAL Library ...
0
votes
0answers
31 views

Result of Export Web Map is empty?

I want to work with a layout in ArcGIS for Server. For that I am using Export Web Map with an empty web map as JSON. I am getting a result but it does not show anything because it is total empty.
7
votes
2answers
186 views

Format a specific GeoJSON file into the correct format

I want to use this json file it is no GeoJSON file yet but I noticed that it contains several Features and not one which I find confusing. I wanted to ask if you know some tool where I can merge all ...
0
votes
1answer
42 views

Getting different json response for the same data from different cartodb accounts

I am using cartoDB database and making a web application. I have a data in my database which you can view it from here and its public https://farook.cartodb.com/tables/entire_data. The response of the ...
1
vote
2answers
166 views

Appending Data to FeatureLayer in ArcGIS API for JavaScript?

I am working on a web app where I am making calls to a database api and it returns a JSON Object. I've managed to do so successfully as well as any manipulations that need be done. Is there a way to ...
0
votes
1answer
140 views

Getting a JSON response with requests and ArcGIS REST API

I'm performing a batch download from my AGOL account, and using the ESRI documentation export item I can export content to shapefiles. I would like to then download the newly created shapefiles. In ...
1
vote
0answers
38 views

FrameCloud Popups from json file in OpenLayers 2.13

So my problem is that i get only the last popup message from my json file. My marker builder works nice. Any thoughts will be helpful guys. Here is my code: function airports() { ...
0
votes
0answers
82 views

ArcGIS Server: 'Export Web Map Task' fail to print basemap at small scale

I am trying to export a JSON WebMap containing a standard ESRI basemap and two public Service layers as PDF with 'Export Web Map Task'. I tried to test it at this link. The PDF looks fine for scales ...
0
votes
0answers
55 views

InvalidJsonValueException in geoserver printing module

I have a leaflet web app displaying some WFS and WMS with tiles from the IGN in WMTS. I've installed leaflet.print plugin and the geoserver printing module. But, when I want to print, a web page is ...
2
votes
1answer
100 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
157 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
25 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
119 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
136 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
317 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
0answers
117 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
141 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 ...