"Web mapping is the process of designing, implementing, generating and delivering maps on the World Wide Web ..."

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1answer
336 views

What projection to use with Mapbox base/reference layers?

excuse me if this has been asked before, but I can not find answer after heavy googling. What coordinate system/projection does shapefiles need to be in to be alligned correctly with mapbox reference ...
0
votes
3answers
112 views

Is there any web-gl js libraries for creating 3D bar overlap city map? [closed]

Is there any some web-gl js libraries for creating 3D bar overlap city map? More details: http://ny.curbed.com/archives/2015/01/09/3d_map_shows_where_nyc_housing_is_priciest_cheapest.php ...
2
votes
1answer
48 views

developing a Talking Map

I need to develop a prototype of a web application that speaks : When you click on a city (point) it says the city name (Audio files are ready) I want to use ArcGIS Javascript API. do you have any ...
1
vote
0answers
58 views

DLLs or examples to support writing a shp, shx, dbf file as memory stream for uses on Azure website?

I'm trying to read/write shapefiles for a web service for an azure website and I do not have the luxury of accessing the local file storage (which means that reading/writing from/to disk is out of the ...
1
vote
2answers
156 views

library to create static maps (an image) with custom map features

Do you know if there is a small library (preferably in python or java) around that allows the creation of static map. Something where you can specific the URL of your TMS server, width and height in ...
1
vote
1answer
289 views

Singapore postal boundaries

Does anyone know where to get GIS data for Singapore postal boundaries? I need a shape or KML file which I can then overlay onto google maps to show a neighbourhood break down of Singapore.
0
votes
1answer
50 views

Any web mapping solution for mapping points and manage 1:n relationship?

I need to show on a web map some points (> 12.000) ... I know that there are many solution for that, also for free (CartoDB, MapBox, ArcGIS On Line, ecc ... ), starting from some shapefiles. That is ...
0
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0answers
14 views

The Web mapping using Mapstore Javascript running problem

The source code for Mapstore, workspace has done but while doing for OpenLDAP the following error is coming (How to configure openldap(for installation of geostore) in windows machine?) ...
3
votes
1answer
114 views

Customize search feature

I'm trying to create a map with CartoDB to show the spanish population between...at a municipality level. I can do everything perfectly, but I have just one problem: I would like to know if is ...
0
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0answers
43 views

TileStache Dynamic query based on zoom level

I wanted to make tilestache to be able have a different query for different zoom level. For certain zoom level I wanted TileStache to query from different postgres table. How can I achieve this? Is ...
0
votes
0answers
25 views

Can't set cache on tilestache

I've successfully installed tilestache on my server and able to load a geojson from it. But when I change the config file to use disk cache, the server return 500 on requesting the tiles. What I add ...
3
votes
1answer
65 views

mapbox - disabling viewing of unrendered white tiles outside of the map

I'm looking to disable being able to move the map in such a way that one can move outside of the map area: I don't want to be able to see the surrounding white areas when the map is dragged. I have ...
1
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1answer
27 views

Tile server return empty features

I have successfully installed tilestache. I also has succesfully add a layer using shapefile from here. But when I tried to use my own shapefile, the server always return empty featurecollection. I ...
1
vote
1answer
575 views

Web map viewer for QGIS Server and PostGIS

I have succesfully installed and configured QGIS Server. I tried WMS and WFS via QGIS Desktop and it works perfectly. Now i am looking for a web map viewer to display (only read (WMS viewer i ...
1
vote
1answer
92 views

ESRI Local Government Park Locator App Template Deployment Issues

I am currently trying to implement esri's newest release of the Park Locator | ArcGIS for Local Government and I have been having a few issues that I can't seem to resolve. First, If I just change ...
2
votes
2answers
324 views

How to host the results of qgis2leaf on google drive?

I am wondering how to host the results of the plugin qgis2leaf on google drive to create a free hosted webmap? Here is an example: ...
0
votes
0answers
37 views

Proportional (graduated) symbols map using uMap

Good day. How can I make a web-map with proportional (graduated) symbols or the correct heatmap on the base of numeric data from attribute table using uMap? I have some points with data in columns ...
1
vote
1answer
26 views

Web map linked to database that shows one spatial location at a time

I have a simple database with a record for each research project that occured on a national forest. Each project area is associated with a polygon, and there are around 200 polygons that are piled ...
0
votes
2answers
42 views

Creating a Polygon by clicking on a website embedded Google Earth

I have to create a Polygon on Google Earth which is embedded in my website as it is made in the Google Earth application. I managed to create a polygon already but i can only create it with the ...
1
vote
1answer
83 views

Controlling map details shown using Leaflet and MapBox

I am building a map based chart using Leaflet (with MapBox). I would like to know if there is a way to control the level of details displayed on the map when zooming in. For example I do not want to ...
0
votes
1answer
132 views

Pre-load tiles in OpenLayers 3

I need to preload images (.png) / tiles in my own source: new ol.source.XYZ ,which can it run fast to move and zoom in mobile devices. I used ...libs/ol3/3.7.0/ol-debug.js and as urls: urlArray ...
1
vote
3answers
364 views

Accessing NOAA web service with token

I recently requested a NOAA "token" to access their data. However, I keep receiving a "Token parameter is required" 404 error. Here is the URL I am using (note token is not the real one): ...
1
vote
0answers
63 views

Leaflet Markercluster and Timeline in sync

So I have been trying to figure how to use the markercluster and timeline plug in in sync to show a temporal animation of points. As some of the point data overlaps a cluster is needed to be able to ...
0
votes
1answer
90 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 ...
0
votes
0answers
15 views

How to get a copy of the raw photo from the Mapillary app (at iOS)

@fastmultiplication asks same question for Android app, "How to get a copy of the raw photo from the Mapillary app" but I want to know same solution of iOS app. I want to access raw photos of ...
1
vote
1answer
66 views

Trouble Installing GriB extension to Geoserver 2.7.1.1

I am trying to add GriB reading capability to my Geoserver distribution (version 2.7.1.1, build date Jun 26, 2015). I am trying to use the plugin archive found at ...
1
vote
1answer
32 views

Which web maps works best for which web service

Im trying to do a project , where i grab data from mySQL database, and display it onto a web map api mashup (showing a chart on the map). I want to develop an example using REST, SOAP and possibly ...
4
votes
3answers
387 views

How to use Python for online GIS? [closed]

I consider myself a GIS expert, and I have successfully completed many GIS projects for clients. I am proficient in spatial analysis, ArcGIS, QGIS, and quite good in Python as well. However, I am only ...
0
votes
1answer
55 views

CartoDB, a CMS for maps?

I test cartodb with some data and I found it very useful. I found this instructions for installing cartodb locally in github What is CartoDB? and I try to understand if cartodb is a CMS for maps. Is ...
1
vote
1answer
51 views

Clip & save layer using OpenLayers 2

I ma currently developing a web mapping app. How do I make it possible for my app to clip and save area of interests or area I am working on. I can create a vector layer, modify it and delete if I ...
4
votes
2answers
141 views

Batch create Leaflet webmaps in QGIS

During a project on the spider fauna of Greece, we have to face the design of distribution maps of the species. A good tool to work with is the design of Leaflet webmaps to be used on the website ...
6
votes
4answers
959 views

Consideration for a Good Silverlight based mapping application

I am starting to work on a Silverlight 4 based web mapping project using latest ArcGIS Server API. The application will involve multiple map services (for many themes) with selection, queries, and ...
1
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0answers
82 views

How to use an ArcGIS Server globe service on the web?

I created an ArcGlobe document containing a 3D multipatch building... ... then published this to ArcGIS Server as a Globe Service. The help page Displaying data from a globe service says: ...
0
votes
1answer
96 views

What tools are available for Public Participatory GIS (PPGIS)? [closed]

Public participatory GIS is going to be one of the most important part of GIS in my view. I would like to ask you all, what are available tools/platforms for not just basic web mapping? I'm user of ...
0
votes
0answers
127 views

Leaflet controls: onAdd() -> “ready” event

I've got a custom control for Leaflet (0.7.3) that uses L.DomUtil.create to generate its own HTML in the onAdd() function. Most of its bootstrapping happens in onAdd(), but I need to do some final ...
0
votes
0answers
24 views

Size mapfile chart element by absolute value of column value

I have a mapfile with pie charts of the relative proportions of a variety of parameters pulled from a table. In some cases the values are negative and I would like to make pie charts of these ...
1
vote
0answers
22 views

Web Cartography how to, cartodb - mapbox

I have to prepare an online map like the following http://www.oikoskopio.gr/map/ but I dont know what programm they use. Can I do something like that with cartodb or Mapbox; With this services you can ...
6
votes
7answers
1k views

How to put zipcodes data onto a web map?

This is to create a cellphone coverage map. I'm being given a list of zipcodes and need to create a detailed static cellphone map (plus, ideally, an interactive zoomable map) of cellphone coverage ...
0
votes
0answers
23 views

What are key methods for interactivity between web mapping and associated websites

I need to know what the key methods are for linking a slippy web map to the website on which it resides. (This isn't a simple question about displaying a map - it's about the more subtle interactivity ...
0
votes
2answers
323 views

How to transform EPSG:3857 to tile pixel coordinates at zoom factor 0?

I'm creating a Leaflet map with an WebGL overlay (using L.CanvasOverlay) which renders a street network on the GPU. Let's assume I have a point (1497143.62, 6896952.18) in EPSG:3857 and want to ...
2
votes
1answer
43 views

Network Diffusion Map

I am working on an interactive map which I vision to have a similar structure to diffusion networks. I have data to pin point an event and I would like to show those involved with said event, and ...
1
vote
2answers
67 views

Is it possible to export layers scale-based visibility to a webmap?

Is it possible to make or convert a QGIS map into an interactive webpage map? For example, I have layers that appear at certain zoom levels, is there a way to have that interaction on the map for ...
5
votes
6answers
4k views

List of Map Service Software

I am curious as to what GIS server software is out there. I have used a few different ones and am building a list of them. If you know of any others please mention it below because I would like to ...
0
votes
1answer
335 views

Leaflet MarkerCluster custom info window instead of spiderfy effect

So I have been experimenting with the Leaflet Marker Cluster and was wondering if there is a way to disable the spiderfy animation and change the event when cluster is clicked on? Instead the clicking ...
2
votes
2answers
387 views

Create a web application with ArcGIS Server

I have a question about ArcGIS server: I want to make an application for users who can search for proper houses, like a house-finding engine, and I published my map to ArcGIS Server but how can I ...
0
votes
0answers
12 views

How to render visualizations for geospatial objects (the way QGIS does it) on web interface for end users, from PostGIS database? [duplicate]

I have existing geospatial objects in PostGIS. I can visualize it using QGIS. But I want to render these visualization on a web-interface for my users as a result of some queries in the database. I ...
5
votes
1answer
739 views

What is the Market share for open source web-GIS systems?

I would like to know the market share of 3 web-GIS systems, deegree, GeoServer, Geomajas). Which one is more popular? Are there any evaluations regarding the market share of open source web-GIS ...
1
vote
0answers
62 views

Error Opening WMS Maplayer: URLError: <urlopen error [Errno 10060]

I receive the error: URLError: <urlopen error [Errno 10060] A connection attempt failed because the connected party did not properly respond after a period of time, or established connection ...
0
votes
0answers
29 views

feature class cannot be displayed on a map

I'm running ArcGIS server 10 on windows 7 machine. I'm trying to develop a web application using Silverlight and c# in Visual Studio, but when I execute the application in the browser, there is only a ...
6
votes
4answers
4k views

Why is there a small white space between tiles in Chrome?

I'm using openlayers to display a google base-map layer and it works fine on Firefox/IE/Safari. I'm having problems with Chrome as the tiles have a small white space between them shown in this image. ...