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

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2
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1answer
130 views

ArcGIS Online Web Map JSON ID Property

I am programmatically creating web maps via the ArcGIS Online REST API and noticed that the webmap json spec has an id property but I'm not sure where it comes from or how to best set it. For a given ...
1
vote
0answers
43 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 ...
0
votes
1answer
38 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
vote
1answer
22 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 ...
4
votes
3answers
97 views

Connection between OpenLayers and GeoServer is faulty

Hello so I have connected my Geoserver to my OpenLayers website and it seems like something is wrong about the connection. I added a WMS layer in Javascript like this: But when I load the page ...
1
vote
2answers
747 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 ...
3
votes
1answer
102 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
71 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: ...
0
votes
0answers
107 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. ...
4
votes
4answers
160 views

Sites that demo freely available Basemaps?

I've seen such sites in the past. I remember seeing one put together by Wm Lerer at a conference a couple years ago. What I'm looking for is a map that demonstrates all (well, at least a lot) of the ...
3
votes
1answer
231 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 ...
1
vote
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 ...
2
votes
2answers
377 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
vote
2answers
144 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?
0
votes
0answers
64 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
vote
0answers
46 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
votes
1answer
171 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 ...
2
votes
2answers
237 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
1answer
72 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 ...
1
vote
0answers
153 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
votes
2answers
54 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 ?
0
votes
0answers
15 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
votes
0answers
45 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 ...
6
votes
1answer
293 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. ...
2
votes
1answer
398 views

Showing web page rather than just URL in ArcGIS Online pop-up box?

How can I show an actual web page (rather than just a hyperlink) in the pop-up box of ArcGIS Online? In the ArcGIS Online "Pop-up Contents" section adding a url in the "Custom Attribute Display" just ...
2
votes
0answers
69 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
49 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
158 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
vote
0answers
19 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
votes
1answer
147 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
vote
0answers
80 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
votes
0answers
97 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
votes
0answers
107 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
vote
0answers
60 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 ...
0
votes
0answers
138 views

Add Stacked Column Chart in InfoWindow

I want to add a a dojo stacked column chart to my InfoWindow (not pop up) that displays when a user clicks on a county in my map. The chart is based on land use information in each county layer from 3 ...
6
votes
4answers
508 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 ...
0
votes
1answer
679 views

How to reduce the opacity of a Google Maps layer in CartoDB.js

I have a CartoDB.js-App where I load my vis using cartodb.createVis (I do not manually define Leaflet layers). How can I reduce the opacity of the Google Maps base layer? I tried the following, as ...
1
vote
0answers
83 views

Feature layer not loaded

I am developing an Android app using a Webmap with features created on ArcGIS Online. This webmap has a feature layer. I tried to load the basemap and then adding the feature layer, or tried to load ...
0
votes
0answers
183 views

Showing only some points in Feature Layer on ArcGIS.Com WebMap Javascript API

I am looking at creating a webmap which will allow users to place a point either by clicking on a map or selecting a point from a drop down which will then buffer the point. I've done something ...
1
vote
0answers
21 views

Is there an easy-to-install website plugin for territory routing?

For an application I'm creating, I want to be able to place dots on a map in locations that my users will be visiting. Each user will have his own locations he has to visit, so I'd like to 'connect ...
2
votes
3answers
289 views

Change symbol size in legend for FeatureLayer (ArcGIS API for JavaScript)

I'm learning how to create web applications using the ArcGIS API for JavaScript. I have a map that is displaying both an ArcGISDynamicMapServiceLayer (which includes two layers) and a FeatureLayer. I ...
2
votes
1answer
137 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 ...
0
votes
0answers
31 views

Get Web Map Layer Field Value for If/else Statement

I've been trying to read through the ArcGIS JavaScript API but can't find what I want. I have a web map on my page that is based on my my map stored on ArcGIS online. I want to create an if/else ...
0
votes
1answer
77 views

Is there a public CanTopo Web Map Tile Service (WMS / WMTS) available?

Does anyone know of a public CanTopo WMS / WMTS available anywhere? I'm assuming CanTopo is more modern / up-to-date than Toporama? Alternatively, what would be your suggestions for the most pain ...
2
votes
1answer
67 views

scaling of results: the comparing of osm-files for a few days - a statistical approach

i am pretty new to Geographic-information Systems so do not bear with me if i ask newby questions: i am interested in gatherin information on schools Some days before i have heard that it is ...
4
votes
1answer
121 views

How to offset/displace overlapping lines in a web map?

I have a dataset of points representing a To/From status - something like distribution centres and delivery addresses. When the user clicks on a point I'd like to show the relationships between this ...
0
votes
0answers
53 views

Can i access UTF grids without a server?

I'm creating a slippery map that will run off of a usb stick or cd (client request). I'm able to load up the map, display pre-cooked tiles and some some simple vectors. The client would like some more ...
1
vote
2answers
69 views

There is web based bicycle routing planner that considers accidents but I cannot find it anymore, can someone help me?

I remember it uses Google as underlying map and has also a function to rank preferences of the path using forms in which the user can rate routes characteristics, I also remember that is for Los ...
2
votes
4answers
197 views

Crowdsourcing points by on-click to web map with moderation?

I want to build a really lightweight web map interface where a user can click anywhere on a map, create a point, type in a comment -- ideally all via Facebook, but I don't want to get ahead of myself ...
2
votes
1answer
204 views

How to use tiles in this strange tiling scheme?

I'm looking at cell coverage maps such as this one, and trying to figure out how to get a GIS program to use it as a source of information. Ultimately, I need to be able to combine the output with ...