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

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1answer
37 views

API to online map

I've had a search online and still a bit confused. Would someone be able to outline a summary of the basic configuration of exposing data to an online map from an API. The API supports a REST model ...
1
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0answers
27 views

ArcGIS Online Attachments sorting

I'm working with a feature class where I've generated 11 match tables for attachments for 11 chronological and numerically sorted fields. After going through the attachment process, everything is ...
1
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1answer
15 views

Web Mapping with Select by Rectangle and Modify Symbology?

I want to create a free/simple web map where users can click & drag to select polygons in the map, then once selected, choose a color for all selected polygons. The map should also maintain these ...
1
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1answer
244 views

Custom ordering/z-index of icons in Leaflet layer

I have a single layer (points) with a bunch of markers. Each point has an attribute that is regularly updated. I understand by Leaflet sorts the layers such that those lower in latitude are on top for ...
1
vote
1answer
410 views

Flow mapping visualization using a road layer

I am trying to illustrate travel using a flow map on a road layer. My data is: city of origin destination number of travelers I would like to use a polygon city layer (or point) and a road layer, ...
5
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1answer
138 views

Interactive geographic region definitions

Background An organization has regions within a province, but has no list of coordinates that define region boundaries. I would like to draw custom polygon areas on a map using a web-based and ...
3
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1answer
42 views

Leaflet change color dynamically

I am new with leaflet and I need help to change the color of a polygon on a choropleth map dynamically. In my website I have an slider, and depending on the position of the handle, the colors of the ...
1
vote
1answer
62 views

Adding vector layer over WMS using OpenLayers?

I am trying to add vector layer to my map from a GeoJSON file stored in the same directory as my maps index.html. However It wont work. Is there something wrong with my syntax? My code: ...
3
votes
1answer
139 views

Styled markers : how to get bouncing markers with location dots?

I want to mark important location with bigger markers (pointer with forks) and smaller location with normal markers (colored dots). I want big markers to bounce on hover. How to acheive this effect in ...
6
votes
1answer
508 views

How to get a KML of Wikipedia POIs?

I'm looking at the possibility of using a kml layer in a 'geoserver' to provide attribute information on a point. Is there a KML file for the Wikipedia Places articles as it is used in Google earth or ...
0
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0answers
60 views

Web-enable directory for web app template

Attempting to host a folder on a web server for use in AGOL. I originally downloaded Esri's Edit template from here https://github.com/Esri/edit-template and then moved the files onto my web server. ...
6
votes
4answers
213 views

Most timely source of California Fire Map data?

Fire season always has me scouring the web for satellite fire map information. Unfortunately many of the locations I find are outdated or not maintained well. What would be the best site to go to for ...
2
votes
1answer
71 views

Setting Rotation of ExportWebMap

I see from the ExportWebMap specification that rotation can be set in the JSON object sent to the sever. Does anyone know if this can be accessed via the ESRI JavaScript API (v3.9)? I do not need to ...
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0answers
29 views

Creating Interactive Map Using Something Other Than Google? [duplicate]

I have a Roleplay Forum, and I would like to add a map of my Roleplay World to the website. I would like my map to be clickable, and have each location take you to a place on the forum. I don't know ...
4
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1answer
312 views

How is StreetDirectory.com web map application developed?

I wonder can you tell me how is developed map application like on this site? http://www.streetdirectory.com What API is used?
2
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0answers
159 views

Comparison of SDI frameworks

What are the main differences between these SDI, especially in the level of geospatial features and ease of integration with existing CMS? Cartaro Geonode GeOrchestra EasySDI I wonder for the ...
3
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3answers
820 views

What is Geonode ? What all can be achieved using it?

Ok i have searched the site and did not find enough information concerning regarding what is a Geonode so i really thought i may ask everyone who has used it to give their opinion. I am trying to set ...
2
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0answers
237 views

Developing maps using Tile Mill and Processing(.org)?

I had a small question. I actually would like to build an application which is very similar to this but as a map and not on “Multi touch Table Top”. The functionality I need is Plot different ...
2
votes
2answers
169 views

How to generate legend in leaflet webmap?

Although I have checked the "Create Legend" option in the qgis2leaf plugin, it did not generate any legend in the output webmap. What am I missing here ?
1
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2answers
105 views

Is it possible to edit geographic data over the web in QGIS cloud or QGIS server?

I'm looking for something similar to the ArcGis Server example but based on QGIS. Could anybody tell me where I can get more information about functionalities like this?
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0answers
46 views

Validate ArcGIS Viewer for Flex application using Active Directory?

I have created WebGIS Portal for my organization based on the Flex Viewer for ArcGIS Server. We have created two separate WebGIS portal for editing and Viewing purpose and two user groups already ...
1
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0answers
37 views

GeoDjango WebMapping Application Update

According to the below GIS.SE questions, GeoDjango was the preferred framework for creating simple and quick webmap applications. But these questions are now all 2-3 years old. Can we verify whether ...
2
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1answer
73 views

My woes rendering shape files on web-based mapping application

First, I'd like to let it be known that this is my first journey into developing mapping applications with such a large set of data. So, I am in way locked into the techniques or technologies listed ...
11
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5answers
6k views

Libraries to render vector-based maps in the browser

Is there a open source JavaScript library like leaflet or openlayer which can be used in a web or mobile application and loads vector-based maps instead of images? I only need the road information and ...
2
votes
2answers
143 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
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1answer
58 views

Can I tie-in a data collection form with an online map service to crowdsource values for map features?

Apologies if this has been covered before. I've done some research but unfortunately my Google Fu has failed me. I want to be able to collect some simple numeric data from multiple people over the ...
42
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3answers
24k views

EPSG 3857 or 4326 for GoogleMaps, OpenStreetMap and Leaflet

The discussion at What is the difference between WGS84 and EPSG4326? shows that 4326 is just the EPSG identifier of WGS84.. Wikipedia entries for Google Maps and OpenStreetMap shows that they both ...
6
votes
4answers
332 views

How to use Leaflet to efficiently show parts of a massive dataset?

I keep seeing non-GIS web developers running into this problem, and I'm not sure what the solution is. There is some dataset of thousands of items. We want to show a map to the user, with the ...
5
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1answer
1k views

Does Leaflet has option for scale dependent layers?

Is it possible to show layers with Leaflet depending on scaling? For example not show counties until zoom level reaches 10. Thanks.
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0answers
82 views

GIS with UI options? Creating a Map based WebApp fast

I want to build a WebApp which is basically a map with points of interest, filters, and a list of those points. Something really similar to AirBnB, or any other map based app. Of course, I could ...
2
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2answers
46 views

Are CartoDB Map views by month or by year?

We have 10000 map views with the free version of CartoDB. Are they reset every month or is it the maximum views for the all utilisation ?
6
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1answer
195 views

How to get elevation profile from .tif dsm on the web map?

I have my dsm .tiff file, pixels are floating point 32bit values giving the terrain elevation in metres. I need to create a web map where user can draw a path and get elevation profile for that path. ...
0
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0answers
12 views

How to set up proxy for Geoserver GetFeatureInfo call? [duplicate]

I have problems with cross domain, I call GetFeatureInfo in Leaflet API. I was looking for solution and saw that proxy could solve that problem. Can you help me how to set it up? I have geoserver run ...
2
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0answers
43 views

Displaying buses from a transport network (newbie)

First of all, I'm noob in this subject so please give me some advice. I'd like to develop something like http://traintimes.org.uk/map/london-buses/#73 but with my own city. Unfortunately our MTA ...
4
votes
3answers
227 views

Using a web map to identify and access data

I am trying to making a webpage where the user pans and zooms on a map, and based on the location and zoom level, some data is displayed on the webpage (drawn from another source). The data that will ...
3
votes
8answers
11k views

How to create an interactive map with jQuery and HTML?

I want to develop a map in JQuery and HTML. It needs to show world country borders. It must be enabled mouse hover effect and also popup (when mouse over) in which I can add my own text. What JS ...
0
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1answer
155 views

Mapping application basic for ruby on rails

I am new to build map application using ruby on rails, with rails 4.1.1. I want to create map using map tiles. i have to use PostgreSQL database with postgis. Can you please explain how this flow ...
4
votes
2answers
268 views

Adding large amount of data to web map using ArcGIS API for JavaScript?

I've got problem, I'm creating map based application, and now I have to add to map about 100 000 graphic points, from coordinates. I was trying in many ways to do it, but always process of adding ...
16
votes
5answers
4k views

Visualizing large datasets with Leaflet

When using Leaflet to visualize a large dataset (GeoJSON with 10,000 point features), not surprisingly the browser crashes or hangs. A sub-sample of 1000 features from the same dataset works ...
0
votes
1answer
217 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 ...
8
votes
4answers
597 views

How to publish maps to web with no programming required?

I am new to GIS web development. I do not have any programming background and I want all the maps that I design in GIS (shapefiles, using ArcGIS 9.3) to be published on the web. Please tell me the ...
2
votes
0answers
53 views

loading geojson in leaflet

I just added the geoJSON vector layer in leaflet for my hybrid mobile app using phonegap, the problem is that when I add the geoJSON file of size larger than 2mb the application crashes. What is the ...
2
votes
0answers
45 views

Layer Turned Off But Pop Up Showing

I'm having an issue with my popup in my map made using ArcGIS online. One of my group layers contain 4 layers. When I turn all of the layers in this group layer off, the second layer's popup still ...
1
vote
2answers
117 views

Choosing web mapping API to use with MySQL for making map of one country? [duplicate]

I hope this question isn't too general, but I'm new to using maps, I'd like to make a map of one country on which I can plot points according to their geocodes from my mysql database, and to have the ...
1
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0answers
18 views

Online GIS app that allows users to log points [duplicate]

I am developing a website for a dolphin volunteer group, on this website they want a system to let volunteers and the public log sightings against a map and add some comments. I have made a system ...
0
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1answer
77 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 ...
1
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0answers
57 views

Error: Could not create and deploy an application with boundless sdk opengeo suite

I work on a web application with Boundless SDK opengeo 4.1, I used the tutorial and followed the exchange and advice on this forum but I have some problems about adding plugins and deploying the ...
0
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0answers
72 views

How to hide overlays in Leaflet layerControl if geojson var not found?

i would like to perform a specific task: i have a set of geojson layers, loading features from local files. i have the layercontrol on the map showing available layers to show/hide now, regarding ...
2
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0answers
82 views

Mapping Instagram Photos

Is there a tool I could use to map Instagram photos that are using a specific tag? I don't necessarily want to show the image on a map, but rather a pin that someone could hover over to see the image. ...
1
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0answers
42 views

How to display specific areas specified by Global MapIt Area ID in Open Street Map using Open Layers?

I've been customizing the Fix My Street platform for the two cities in my country, just to test everything out in it and how it works and maybe implement it for the whole country in the future. The ...