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

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1
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1answer
84 views

How can I make sure that tiles display properly when you first go to the page?

This page is not showing my map tiles properly when you first go to the page. http://bear.hol.low.li/Pocket_Docent/map.htm If I resize the window it centers and distributes the tiles properly. How ...
0
votes
1answer
69 views

Bottom half of javascript web map application missing

Having an issue where the bottom half of a javascript web application is missing. I have checked the ArcGIS map services and they are functioning properly. I'm not a JS developer and am not sure ...
1
vote
1answer
227 views

How to prevent data scraping in a web map?

I would like to use Leaflet or a Leaflet-like mobile-friendly library to produce a web map of points of interest, but I am concerned with how easy it is to just scrape the data from the javascript. Is ...
2
votes
3answers
135 views

How should I implement a many-to-many relationship in a web mapping application?

Scenario: I am given a layer of point locations called "problems." These will be displayed on a web map. Users will then use the web map interface to create and populate field information for a point ...
1
vote
1answer
269 views

Postgis functionalities in Microsoft SQL Server

I'm using Postgresql 8.4, Postgis 1.5 for My GIS works. Planning to change my Database to Microsoft SQL Server 2012. Can we use all the Postgis functionalities in Microsoft SQL Server 2012. Please ...
1
vote
0answers
97 views

Configuring output table popup for geoprocessing widget

I have built a simple geoprocessing widget that produces a table (record set) as its final product. I am trying to simply change how and which fields are displayed. I am using Flex Viewer 3.5 and Arc ...
2
votes
3answers
90 views

Render huge amount of points on a map

I already had a look here. My situation is, I have huge amount of points (about 1 million). I have to display these points on a map. I searched but I found arcgis solutions. I want an open source ...
4
votes
1answer
197 views

Interactive maps for a survey - Are there any tools yet?

i am working on a draft for an online-based survey. I would like to enable the participants of the survey to draw polygons, lines and points (several) on a basemap (e.g. google maps) and (extra ...
8
votes
1answer
1k views

What are Pros and Cons to ArcGIS Online Organizational Account?

Esri is making a big push towards ArcGIS Online as a means for map applications. They pushed it really hard at the recent Southeast User Conference and did a good job at highlighting its advantages. ...
2
votes
3answers
2k views

QGIS Web Client in Windows does not load map

I have installed QGIS (1.8 Lisboa) desktop and server on a Windows XP machine. I am now trying to configure the QGIS Webclient. I downloaded the zip file from GitHUb, and made the changes to the ...
0
votes
1answer
394 views

Is there any way to configure MapFish config.yaml from Javascript?

I am using the mapfish print module in my webmapping application.In that I need to have various mapfish print layouts with different background pdf options. For that, am I need to create each ...
31
votes
12answers
6k views

What is the state of the art in html5 geospatial applications?

I am very interested in the html5 canvas element for maps; work like Cartagen from an MIT Media Lab researcher looks very promising, for example. There is some interesting SVG based work at ...
1
vote
1answer
468 views

Architecture for serving OSM-Mapnik Tiles

I am currently trying to set up a Mapping-Service for serving OSM-Mapnik Tiles. In my project we want to use the Mapnik-Layer as a BaseLayer for our GI-Application. I am quite new to Mapnik (only used ...
7
votes
3answers
384 views

Create interactive map with no server

I have managed to build a great web mapping application using tiles created from GeoWebCache and a custom gridset, but I now need to add an overlay to the base maps. The only interactivity I need is a ...
13
votes
3answers
409 views

How to improve cartographic visualization of overlapping polygons?

I need some advice about how to improve the visualization of cartographic information. User can select different species and the webmapping app shows its geographical distribution (polygonal degree ...
7
votes
1answer
84 views

Best practices and examples of web maps of polar regions

I am looking for examples of web maps focusing on polar regions (Arctic or Antarctic) preferably using a polar projection. What could be best practices to follow for such web mapping applications? Any ...
0
votes
1answer
85 views

Difficulty with using truetype font symbols in Mapserver

I am basically following this workflow and having no luck. I have add a truetype font file to my fonts.list (under the alias 'ddv') however, I cannot get the fonts to render in the service. Any ideas, ...
0
votes
1answer
90 views

Web mapping service with GEBCO bathymetry data

Is there any open web mapping service provide map tiles with GEBCO bathymetry data. As far I know Only Google uses GEBCO bathymetrydata for ocean floor model. Others uses ocean as plain blue. I need a ...
2
votes
4answers
958 views

What web mapping libraries are suitable for indoor maps?

I am looking for a custom mapping library but not to display an actual geographical area but to display a custom floor-plan. I have been looking for a while but most of the solutions that I found are ...
0
votes
0answers
32 views

Where to download US zipcode polygons? [duplicate]

I need US zipcode areas (polygons) for a web map implementation. Can you tell me where to find it (free or paid)? Thanks!
0
votes
1answer
219 views

How to set Zoom Level based on Overlays in Ordnance Survey Map?

I am using the Ordnance map as a backdrop in my website. when overlays the WMS from Geoserver, I am unable to increase the zoom level. Please see my code and kindly suggest it. var options = { ...
1
vote
1answer
135 views

How to add/upload own vector file (Shape, KML, GeoJSON) to Openlayers and show it on a map

I started working with Openlayers and web mapping. Therefore I use a Cartaro (a web mapping platform) based on Drupal. Because I'm not a programmer it is (at the moment) much easier for me to ...
11
votes
8answers
2k views

What are the advantages of using Rails for a GIS/mapping application?

I've heard some good things about Rails, but I don't know much about it yet. There are only a few questions about Rails on GIS.SE (and there's not even a Rails tag). Is it worthwhile to learn about ...
11
votes
3answers
3k views

Are there open-source alternatives to ArcGIS online that can be hosted on my own server?

I know this might be too broad topic. But I am looking for web-GIS portal similar to ArcGIS online that is self-installable (configurable) to be hosted in my private server. The main features should ...
0
votes
0answers
47 views

One Layer in Two Maps with Esri JS API

Is it possible to put a single FeatureLayer in multiple maps in the same app with the Esri JS API? I have two maps that I want to contain the same layer and I want the maps both to honor and changes ...
5
votes
6answers
613 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 ...
2
votes
0answers
17 views

arcmap envelope coordinates from webbrowser tool

So I have my own php file with textfields which I run in my add in. Now I want to get the variables from the textfields and automatically give the value of the textfields to my env.PutCoords(x,y,x,y) ...
0
votes
1answer
187 views

Unable to connect to arcgis server local

I have ArcGIS Server 10.1 installed and running , and published the services its worked , and setup & Configuration Web Adaptor when i go the ArcGIS Web Applications for the Microsoft .NET ...
0
votes
1answer
68 views

Given a BBOX and Zoom Range, Return All TMS Addresses

Given a bounding box using WGS84 lat long pairs (represented any way, not important to me) and a range of zoom levels, I'd like to be able to generate a CSV representing all standard z/x/y TMS ...
2
votes
1answer
90 views

Change SDE Version in ArcGIS JavaScipt API depending on connected user

I am programming for an web editing application with ArcGIS API for JavaScript. I've published a version of ArcSDE with Feature Acces and I need to know how can I change in the web application from ...
0
votes
1answer
1k views

How to put more than one overlay label in Openlayers layerswitcher?

I have two set of layers like 'Public' and 'Private'.Each set has 3 layers. My requirement is, Layer switcher has to show the first set of layers with check-box under the label name 'Public' and ...
2
votes
1answer
2k views

Google Maps API v3 vs v2 (JavaScript): overlay problems

I have been using the Gmap API (v2) for dynamically displaying some data: oMap.map = new GMap2(document.getElementById("map")); oMap.geoXml = new ...
6
votes
1answer
177 views

Looking for collaborative webmapping projects

I´m looking for open source collaborative web mapping projects which allow vector editing, wms display and other features like comments, photo-uploads etc. I´ve only found Ushahidi and Sahana so far, ...
4
votes
3answers
105 views

What's the most appropriate tool(set) for creating a community map?

When you move to a new place, it's very useful to have maps tailored to your interests available at the click of a mouse or tap of a smart phone. The following projects are great examples of more ...
1
vote
0answers
33 views

Using AttributeInspector to Create New Record

This is a follow up question to another questions I posted earlier: Adding Record to Related Table using JavaScript API Without repeating too much information from that previous question, I was able ...
1
vote
2answers
235 views

Local Map Web API Without internet connection

I have a single-page HTML5 app that consumes a bunch of different map providers. One of my requirements is that this work with no internet connection and some sort of map provider running on the box ...
2
votes
1answer
126 views

Adding Record to Related Table using JavaScript API

I looked and didn't find this question so hopefully it isn't a repeat. I am new to the JavaScript API and just started creating a web application where the user will enter maintenance records for a ...
1
vote
2answers
255 views

GeoServer map layers/tiles Loaded in the screen or Not

I'm using OpenLayers - 2.11,GeoServer 2.13, ExtJS 3.4, and Java for developing GIS based web applications. Please guide me to check if all my GeoServer map layers/tiles Loaded in the screen or not. ...
4
votes
3answers
1k views

Is Geoserver's “styler” plugin dead?

The "Styler" plugin for Geoserver promised flexible styling of your data, using the GeoExt library: The user guide tells you to first install the REST plugin, and then extract the styler zip file ...
0
votes
1answer
93 views

Postgis objects inside Leaflet circle

How can I retrieve database objects from postgis database which are contained inside Leaflet circle object? I assume circle is only a point with some radius and not a polygon. I wonder can it be ...
22
votes
9answers
1k views

Good Symbology for Interactive Web Mapping

When a user clicks on a map what should they expect to see? I would say a symbol for where they clicked. A pushpin seems to be the most accepted icon for generic data. Google has pushed the upside ...
0
votes
1answer
138 views

Display Lat/Lng coordinates from Oracle DB with ArcGIS HTML5 component

We have some experience in using ArcMap and ArcSDE, but this dates back to 2008, so we're not up to date with the recent developments in ESRI products. Now we're dealing with a database that has some ...
3
votes
2answers
60 views

Looking for non-Earth GIS Web Services

Hey I'm building a web application and want to use some GIS services for other planets/moons. In general, I want to find GIS web resources which apply to bodies apart from Earth. Anybody have url ...
1
vote
0answers
97 views

How to dynamically disperse point labels in ArcMap, using image files and leader lines?

My GIS group needs to find, or somehow develop, a labeling tool for points in ArcMap. Ideally, it would work like this: Each point would be labeled using an image file (jpg or png) so that a ...
2
votes
1answer
929 views

How to create 3D web application using Open Source GIS software?

I'm using OpenLayers - 2.11,GeoServer 2.13, ExtJS 3.4, and Java for developing GIS based web applications. How can we create GIS based 3d application like below attachment using opensource softwares ...
-1
votes
1answer
405 views

How to convert 2D Map to Flat map like in google? [duplicate]

My requirement is shown below by maps. Map 1--My Map Map 2--I required I am using GeoServer v2.2(for publishing the map) and OpenLayers v2.11(to display the map). According to my client ...
5
votes
3answers
1k views

PHP MGRS Conversion Formula/Library

Currently, the formula I'm using to convert MGRS to Lat/Long and vice versa is giving me slightly different results than most other conversion utilities. It's usually between 10 to 30 feet off. This ...
3
votes
0answers
146 views

How to create a webmap showing point density?

I am trying to develop hotspot map showing point density in our gis based web application. After searching for an option I have decided to use v.kernel command. I have a table containing some point ...
3
votes
2answers
166 views

Breaking a range of values into buckets for a gradient

If I have a range of values and want to make a choropleth map with a gradient, what algorithms are out there to determine the value ranges for the different colors in the gradient? For example, if I ...
4
votes
3answers
113 views

Alternative layperson-friendly names for 'Legend'?

I am making a mobile mapping app that has a button that displays a legend. Because my legend is initially hidden from view, it is really important the text I put in the button that displays the ...