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

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2
votes
4answers
292 views

Building a WebGIS with search functionality for a charity

I am playing with the idea of building a Basic Web based GIS system for a charity. The problem: I work for a charity that deals with people with Cleft Palates. They currently have a website, but ...
1
vote
1answer
67 views

search a point of interest using GeoServer

I develop an application of webmapping using GeoServer, GeoExt and ExtJS. I want to search my points of interests (layer that exist in GeoServer) so i create a two combox where i have to put the ...
2
votes
0answers
370 views

Z-Index in GeoJSON features using leaflet

I have a watershed polygon with sub-watersheds contained within the larger watershed. I would like the sub-watersheds drawn on top. Can i control the drawing order of features within a geojson object ...
0
votes
1answer
139 views

How to simplify shapefiles without losing attributes?

I want to simplify a huge shapefiles using mapshaper. However whenever I simplify the shapefile I loose a lot of data attributes. how can we simplify the shape files while retaining at least some of ...
0
votes
1answer
154 views

Map generation failing with Kartograph.js

I am trying to generate a very simple map using kartograph.js. But some how my code is not working. <html> <head> <script src="jquery-1.8.3.min.js"></script> ...
1
vote
1answer
116 views

What sub-meter geolocation solutions exist and how can I integrate them into a web and mobile mapping workflow?

I am the manager of seven water systems. What I am trying to do is map out every meter and valve on to a map and then my workers can have the maps on their iPhones so when they have to go fix a water ...
4
votes
2answers
194 views

How to query DEM elevation values in a web application based on cursor/click point location?

I work for a city government that has LiDAR derived DEM rasters which we would like to make accessible to other departments in the city. The problem is that many departments don't have anyone with ...
1
vote
1answer
171 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.
5
votes
1answer
348 views

How to handle the New ESRI Ocean Basemap

Some of you may have seen this recent (4/28/14) ESRI blogpost - The New Ocean Basemap. ESRI, in their infinite wisdom, has split up their Ocean Basemap into 2 separate services. One with just the ...
0
votes
1answer
265 views

Hover effects using CartoCSS: Is this possible?

I'm trying to make a simple map of parcels in TileMill. Right now when I hover over a parcel, the information for that parcel appears in a teaser. That's simple enough. However, when working with ...
0
votes
1answer
201 views

How to project feature class located into 3 UTM Zones?

i have created a silverlight API web map application,for Saudi Arabia country, i have created a 3 search button, once search for "X,y", the problem with me is to how to define a probability projection ...
0
votes
1answer
124 views

problem login geoexplorer - redirect IP

I have problems when I want to log the administrative user through GeoExplorer when geoserver is running on a server with public ip but redirection to a private ip. GeoExplorer takes too long to load ...
0
votes
1answer
529 views

How to install MapServer on IIS 7.5 with windows 7 OS

I want to use the map server in my asp.net application. For that one, I need to install mapserver on IIS. I am using windows 7 with 64 bit os. I have IIS 7.5 installed on my PC. Can any one help me ...
3
votes
3answers
264 views

Isometric map tiles with Openlayers or similar

I wish to show a map layer in a browser based tool such as Openlayers or Leaflet however my tiles are projected isometrically. Has anybody done this before?
1
vote
0answers
46 views

Examples of Sanborn map WMS?

I'm wondering if anyone has heard of or come across any examples of scanned and georeferenced Sanborn Fire Insurance maps being served as a WMS. I know there are copyright issues, so presumably only ...
1
vote
1answer
52 views

Decarta - how to refresh map

I am using the Decarta JS API. I am displaying a map with layers. I want to refresh the map and redraw new layers, but I see no way to do this in the documentation. Is there a way to refresh the ...
0
votes
1answer
173 views

Videos (as headers) in CartoDB Infowindows

I need to know how to embed a video (YouTube or Vimeo) into an infowindow in CartoDB in the same way that an image appears as an image header. Potentially more complicated, when there is no video link ...
1
vote
1answer
72 views

How to tell if GeoWebCache REST API is working?

In my web application, i wanted a service to cache updated data using geowebche. so i worked on seeding tiles automatically with GeoWebCache as in this post: custom time interval for geowebcache then ...
1
vote
0answers
80 views

How can I make a point buffer map on the web?

I am looking for a tool like Google Maps Engine Lite or Mapbox where I can draw a simple (buffer) circle around a point with a known diameter. Are there any quick and easy web mapping tools to draw a ...
9
votes
1answer
387 views

online map of 242,888 locations: which service to use? (what if temporal heat map?)

I have a 161.8 MB large CSV file with geocoded locations (with latitude and longitude) for 242,888 lines. I want to have an embeddable online map of all this. I wonder which service could deal with ...
2
votes
1answer
908 views

Leaflet center Marker AND Popup on Map viewport

I want center my marker on popup open.. and centering map not in marker latlng, but on center of marker and popup! The problem is that popup has dinamic content(loaded on click). The map size is full ...
1
vote
0answers
313 views

Looking for cloud hosting similar to QGIS cloud

I have about 6 or 7 large clients who each require some form of personalised online mapping service. My aim is to produce a secure login required database for each client using my shapefiles and ...
3
votes
0answers
71 views

Is it possible to render tile-based web mapping projects in any other projection than web mercator?

Web-mapping technology has to a large degree adopted the web-mercator projection as the standard projection for displaying geographic objects with interactive map-clients. This is due to many factors ...
2
votes
2answers
173 views

Where can I get the location of all Universities and Colleges in North America?

This seems fairly straightforward but I'm having trouble finding the right data. All I need is the name, address, and lat long of all universities and colleges in North America. I've come across a ...
1
vote
0answers
151 views

Extract Polygon Data for Each Neighborhood from GIS Shape File

I have a dataset that has four types of files with the following file extensions - .DBF,.PRJ,SHP,SHX My goal is to get all the polygon coordinates for each neighborhood and draw the boundary outline ...
0
votes
1answer
350 views

How to add title to mapbox <iframe> embed

I am embedding a map I made in Tilemill/Mapbox onto a Wix website. Items of the map such as legend, title, and description are not automatically included in the embed. I learned how to add the legend ...
2
votes
1answer
409 views

Edit tilemill legend to add circle symbol

I am trying to edit my tilemill legend so that instead of displaying a red rectangle as below, it displays a red circle (I'm making a proportional symbol map). What line would I need to add in my ...
1
vote
1answer
291 views

Collaborative map editing using local openstreetmap server

I tried to make a collaborative web-map solution. that is allowing multiple users to edit map features and enter data collaboratively. I read that OpenStreetMap give this solution. I've installed a ...
2
votes
0answers
108 views

How to optimize color ramp for terrain

I'm working on a project to highlight LiDAR terrain on the web and part of the idea is to show the detail of the data at large scales. I've already read through the excellent Mapbox guide and I've got ...
1
vote
1answer
143 views

Edit legend Tilemill legend items

I am trying to edit my legend in tilemill to add a "Note". What I did was essentially copy the legend-source code to do this. However, I would like the line spacing in the "Note" section to be ...
1
vote
1answer
191 views

How to add title in TileMill/Mapbox map

I have successfully made a legend and teasers for a tilemill map. However, I don't know how to add a title and don't see a function for it. If I wanted to add a title, how would I do that? Thank you, ...
0
votes
0answers
148 views

Display Error in Django when querying data from postgis

. i am trying to query my data from postgis through Django .. and i am not sure what is going on with my code. . i just follow processes form online research and docs. . i have my results.html {% ...
0
votes
1answer
334 views

How to show world map with Lizmap

I would like to show world map with Lizmap web client but I don't know how to do. Could you show me how? I follow this tutorial: http://hub.qgis.org/wiki/lizmapwebclient/Installation_en for install ...
2
votes
1answer
613 views

OpenLayers3 vs Leaflet for styling multifeature geojson

I'm experimenting with various options for displaying geographic information to the public in html format. The ultimate aim is to build an online application where anyone can add the route they cycle ...
4
votes
1answer
303 views

Free website host for embedding tilemill/mapbox web map

I am hoping to design a simple interactive web map using TileMill. I am then planning on uploading that map to Mapbox.com, where I understand I will be given an embed code to put on a website. My ...
0
votes
4answers
420 views

Web Mapping using the ESRI Javascript API

So I've been tasked with coding the interactive map for the city I'm interning at. I'm still a beginner with Javascript but I learn best "one the fly" by just getting started. I just need to know how ...
1
vote
0answers
64 views

Internet mapping UX design strategy: Separate desktop and mobile sites, or one site fits all?

I searched GIS.SE for "Desktop vs. Mobile" and didn't get anything helpful, so I guess I'll be the one to ask. Question: With respect to Internet mapping applications, is it better to have separate ...
0
votes
1answer
240 views

Geomedia WebMap WFS to vector marker layer in Openlayers

Looking for minimal example/advice on getting a WFS service to show up as a vector layer with markers/icons in Openlayers map. I have created the WFS service in Geomedia WebMap 6.01.11.19 and the ...
2
votes
5answers
561 views

Is latitude / longitude a universal coordinate system?

I hear people complain: my biggest gripe with google spatial apis is that they hide the fact that latitude/longitude is not a universal coord system My question is Is latitude / longitude a ...
7
votes
2answers
5k views

Trigger a click event on a leaflet map?

Is it possible to make a click event occur at a particular lat/lon on a leaflet map? I would like to make a popup appear that is associated with a point at a particular location. I have tried several ...
10
votes
2answers
1k views

What GIS software is used by web maps sites (Google, Bing Maps, etc)?

We all have seen beatiful (imo) maps produced by Google and Microsoft. There are many others; some of them are of global use (such as MapQuest, TomTom or HERE), and some are just of country scale. I ...
4
votes
2answers
272 views

Dealing with large sets of data on web map without using Table of Contents?

I'm working on a map design that integrates many (around 300 separate map layers) datasets that need to be made available to users within the same map (just for viewing). I've looked at creating a ...
2
votes
0answers
56 views

Libraries and/or ideas for navigating WMS time-parameter

I'm currently working on a project where we need to incorporate the TIME-dimension of WMS-layers (see http://docs.geoserver.org/latest/en/user/services/wms/time.html#wms-time) in our web map. The ...
1
vote
3answers
178 views

Sending and receiving gis data to map

I have a spatial database in Sql server and I am working in asp.net mvc. My project must show stored shape in web page that uses openlayers js and user must see and edit shapes and send the result to ...
9
votes
5answers
545 views

What would be a good symbol for the map legend itself?

I am reformatting a mobile web map. Many of our users are equipped with mobile phones rather than large tablets, so screen real estate is at a premium. I've decided to remove the legend from default ...
1
vote
2answers
2k views

What do the parameters for Google Streetview mean?

I've noticed that the new Google Streetview uses a url of the following structure: ...
1
vote
1answer
706 views

Leaflet JS calling animatedMarker.stop() from event listener

I'm using the animated marker plug-in for Leaflet JS and would like to stop the marker from animating when it reaches a certain lat lon position. Currently I'm using Leaflet's 'move' event listener ...
2
votes
0answers
71 views

Activity Dashboard for LocalHost

ESRI recently put out a new tool called the 'Activity Dashboard' that checks for new maps created, map uses, etc. Sadly, this tool only works for those maps created through the ArcGIS online system. ...
0
votes
2answers
75 views

Which free web service for presenting travel routes?

I have a plenty of GPS logs from my travels in NZ and would like to create some maps also for other people and share them. The logs are both GPX and plain TXT containing Lon/Lat, altitude and ...
1
vote
2answers
391 views

Does OpenLayers3 support feature editing?

For OpenLayers2, there are nice examples which show how to create vector features and edit them (adding vertices, moving them, ...), e.g. ...