CartoDB is a cloud based mapping, analysis and visualization engine for mobile and web

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Does CartoDB automatically fill in Polygon data for city/state? How?

I'd like to upload a spreadsheet that has custom city/state information and have CartoDB automatically fill in the polygon data - is this possible? If so, how?
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1answer
11 views

Can a WMS layer be added as a feature layer to CartoDB?

There are plenty of pointers that show how to add WMS as a base layer in CartoDB. However, I want to add a WMS layer to the [Layer Switcher] so that it is available as a queryabl feature layer. I was ...
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23 views

Meaning of no polygon data available for your selection when using CartoDB to georeference spreadsheet?

I linked my cartodb map to a spreadsheet in Google Docs that has column headings of Name, City, State and Pledge. However, when I try to georeference the spreadsheet, for the cities, I get an error ...
3
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0answers
27 views

Merging lines to make polygon

I've searched around but haven't find anything about this topic. I have several lines that represent the border between adjacent areas, so each area is delimited by several lines. How can I merge the ...
0
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1answer
12 views

Truncate data in InfoWindow

When a user clicks up an infowindow, it gets all the data that I set through the CartoDB InfoWindow UI. Sometimes, this data is a bit too long to fit into a small infowindow, so I want to truncate ...
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11 views

Distance Hexagons in CartoDB

I found this blog very interesting and the maps very cool. The code used to produce the hexagon distance maps is not working for me however. This is the code used (from github): select * from ( ...
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34 views

CartoDB how to trigger feature click from outside the google map

We are using cartodb.js with Google map v3. I want to trigger feature click events from outside the map like on link click etc. So how can i trigger the feature events(click, mouseover, mouseout) for ...
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2answers
32 views

CartoDB Table and Visualization Privacy Settings and “Uncaught Error: sql is read-only in NamedMaps”

I developed an application using cartodb.js, and I made a duplicate table/database to reference (and updated my table name, layer URL, and API key references in my code). With this new table, the app ...
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23 views

Trying to Offset Overlapping Transit Lines/Routes - Is There a Way?

I am trying to create a bus route map in Los Angeles. I realize that it is shooting for the moon (perhaps it is impossible to do well) since there are so many overlapping routes, but I think I've gone ...
3
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1answer
71 views

How to display a visualization created with CartoDB in a Joomla article?

The code in the article is: <div id="map" style="width:600px; height:400px;"> </div> <script> function main() { ...
2
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2answers
41 views

Posting a visualization to a website

I'm hoping this is an easy question because I'm a pretty novice web dude: I've made a visualization in CartoDB, but rather than simply embedding as an iframe, I'd prefer to get the javascript code ...
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0answers
25 views

Comparing and updating two large tables

I'm using CartoDB to sync the status from tables using a common ID on each one. The problem I found it's the tables are too large, over 29k rows. Here is the query I'm using and the gives me an ...
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18 views

Alternative map solutions for a web application behind a paywall (paid webapp) [duplicate]

I am planning to start developing a map enabled application behind a paywall (paid webapp). Since Google requires to license Google maps API for Work (by contacting a representative) I have no idea ...
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0answers
13 views

How can I include “live” OSM points of interest on a cartoDB map?

I know how to export OpenStreetMap data using http://overpass-turbo.eu/ and build a thematic map in CartoDB. For example see the toilet map with CartoDB identifier ...
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0answers
21 views

Image URL to replace default in CartoDB.js legend

Is it possible to add an image URL to a CartoDB legend template instead of the default value (a circle with your choice of color)? Here is the template I am working with. var legend1 = new ...
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0answers
17 views

sublayers[].hide() Not Working for a Visualization Using Multiple Layers/Tables

I am able to add an additional sublayer (i.e., visualization) to my base map plus base cartodb layer, but when I try to remove it using sublayers[1].hide(), it won't hide them. The visualization I am ...
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1answer
25 views

Get a sql view to persist in a CartoDB visualization

I'm new to CartoDB and so far impressed. But I'm struggling with how to get a sql query to persist in a visualization. I type it in, like 'SELECT * FROM env_feedlots where active = 'Y' and BIRDS > 0', ...
0
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1answer
15 views

CartoDB Two Separate Georeferenced Data Sets in on Table

I have two tables each georeferenced with the same timestamps, can I merge the two and keep the georeferenced data so I have two sets of points but in one table?
1
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1answer
17 views

Multiple Animated Layers on GIS Map User Movements

I'm relatively knew to GIS, so I figured this might be a smart way to go about this. I have a data set with multiple users in it I was going to use Torque from cartodb to show in realtime the ...
3
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2answers
88 views

cartodb.js highlight the polygons on mouse hover for Google map v3

We are using cartodb.js with Google map v3. We are trying to highlight the polygons on mouse-hover. Is there a way to highlight the polygon on Google map using cartodb layer?
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0answers
9 views

Use a field other than the category field to set marker-width in CartoDB's Torque Category

I have rabies data that contains a date, animal type and county. The centroid of the county polygon was used to generate a geometric point, the date used for Torque's Time Column, and the animal type ...
2
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1answer
26 views

Is it possible with Torque to show only the months where there is information to show?

I have a date column that ranges from 1998 to 2013, but each year the specific dates are always from the same three months (March, April and May). I would want to show only these months (where there ...
1
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1answer
35 views

Coloring polygon based on date using TileMill/CartoDB?

How would you color a polygon/line/dot based on a date? The colors would be a pre-set list. I need the area to update its color based on the current (or given) date. I would be using tilemill or ...
1
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1answer
24 views

SQL API V2 on github?

Might it be that the SQL API version available on GitHub is still v1.x.x? See also https://github.com/CartoDB/CartoDB-SQL-API/blob/master/package.json I mean, on cartodb.com they are using v2 ...
2
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1answer
27 views

How to find Dropbox layer through CartoDB navigator?

this may well be just UI feedback for the CartoDB people (in which case I apologise for posting here). I would like to make sure I'm not missing something obvious in the way CartoDB expects a user to ...
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2answers
36 views

How to add the values in two columns to a new column on a sync table?

We have field data coming in from an app platform and we want to drive a CartoDB visualisation to help with planning. A bunch of rangers go out surveying sites to count crocodiles. For each site, the ...
1
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1answer
32 views

url in a new window

I have a visualization in CartoDB, and I've added a Title Item with a url with the format [Name] (url). This url opens in the window of cartodb. Is it possible to open the url in a new window? Other ...
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0answers
30 views

How does CartoDB do international geocoding?

I work on projects overseas so I wanted to see how it does international geocoding -- can or does it use addresses, town names, neighborhood names, or what? And what areas does that cover? Thanks!
4
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1answer
37 views

Overwrite a table in CartoDB

I need to overwrite a table in CartoDB using the Import API, but the system instead of overwriting the table, it creates another one with the same name and attaches an id auto-generated. For ...
-3
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1answer
41 views

CartoDB Point Clustering?

I need to create clusters in Cartodb. I reffered to this code https://gist.github.com/andrewxhill/8695353. I am still getting an error. <!DOCTYPE html> <html lang="en"> <head> ...
1
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1answer
18 views

How to cast data types from GeoJSON feed (aka: how to sync when everything is a string)?

Just getting started with the CartoDB Way and have run up against first problem. Looks like I'm not alone. We have a GeoJSON feed coming from a Fulcrum data collection app. We want to see current ...
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0answers
15 views

Is there a way to clip areas that are intersecting in Cartodb?

I am new to cartodb and wish to know how can one clip only the areas that are intersecting?
2
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0answers
41 views

Is there geocoding “undo” button in CartoDB?

Here's the map in question: https://mwhite.cartodb.com/tables/where_good_neighbors_work Our map had been working beautifully for several months, but when updates were attempted recently, all of our ...
1
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1answer
23 views

CartoDB map does not react to tap on Chrome Android

I Created a map with CartoDB When you click the polygon, an info window should appear. It works fine on desktop browsers, it also works fine on my phone with Firefox. It doesn't seem to work on my ...
3
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1answer
56 views

CartoDB Torque viz: make bubbles grow to show intensity/frequency?

I'm working on a project that maps the places of origin of the "letters to the editor" submitted to a magazine. I'm using CartoDB's Torque viz to show the evolution of this data through time. I ...
0
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1answer
38 views

how to display movements of a moving object in cartodb

I have few GPS tracks with lat long and timestamp. I want to present them on a map and to show how the movement took place using the time series location values (X,Y,T). I searched a lot but could not ...
1
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1answer
33 views

Adding a latitude/longitude graticule in CartoDB (e.g. WMS)

I'd like to add a basemap that has a graticule in latitude/ longitude to the Map View of a CartoDB project. This could be in the WMS format for example, but I haven't been able to find one that ...
0
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1answer
25 views

How to display multiple row counts with some varying information for one city?

My table has two rows for the same city, latitude and longitude but there are different counts, office names and office number designations. For example: Raleigh, NC; Long -78.6389, Lat 35.7806; ...
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2answers
46 views

Create a named map in CartoDB

I'm trying to create a template map following this tutorial from the cartoDB's maps API. My template.json file { version: "0.0.1", name: "template_1", // embedded authorization certificate ...
0
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1answer
51 views

tables created with “create table …” in CartDB

Edited I observed the following: when I create a table with "create table mytable ..." in the SQL tab of the UI, the table is created under the public schema. I can see these tables only using: ...
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0answers
124 views

Trouble Using jQuery UI Range Slider with Cartodb

I am trying to use a jQuery UI range slider to create a filter the markers displayed on my map - similar to this post office example. The problem I am having is that on load, sometimes I get the ...
2
votes
1answer
43 views

How to add line to CartoDB map?

According to the CartoDB tutorial on how to add and edit geometries, using the CartoDB editor, when we click Add Feature, we should get a popup box with three options: Add point Add line Add polygon ...
0
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1answer
56 views

How to set the zIndex of the CartoDB.js layer on top of Google Map's GroundOverlay?

I am trying to combine the Google Maps API Ground Overlay example with CartoDB.js example using Google Maps. It appears both APIs are displaying their layers correctly. However, the ground overlay ...
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0answers
53 views

Google Streetview Images in infowindow

I have followed the instructions on this blog post on adding streetview images to the infowindow: http://blog.cartodb.com/a-picture-is-worth-1-000-attributes-infowindows-with/ I can do it without a ...
2
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0answers
56 views

I would like to reverse Geocode from the infowindow

I am just learning the ropes with CartoDB and am curious to know if this is possible. I have a CartoDB map with points and I am entering data into this map through the CartoDB editor. I would like ...
0
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1answer
44 views

How to update a CartoDB table at a certain time of day

I have a table in CartoDB 'inland' that I would like to have automatically update each day at 8pm PST. I know that PostgreSQL has no internal function to run an UPDATE COLUMN function at a certain ...
2
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2answers
39 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 ?
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0answers
56 views

Time Slider in CartoDB

I once again have a question regarding this map project I'm working on. I'm trying to add a time slider to my CartoDB map, and the slider appears, but instead of displaying the correct dates and the ...
2
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0answers
26 views

z-index issue with infowindow

I currently have a map where my map div covers 60% of the page and 40% is a fixed Infowindow. My problem happens with cartodb css and its z-index of div.cartodb-infowindow. Currently my information ...
2
votes
1answer
63 views

CartoD3 chart not displaying - CartoDB

I have tornados table with columns damage,date,month . I used the following code to create a barchart . <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" ...