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

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In CartoDB, is it possible to associate metadata with dataset columns?

I have some data in google spreadsheets. I've been moving the data to cartodb.com because I want to use CartoDB for mapping. As well as mapping, I want to be able to access the raw data and present it ...
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24 views

How to add arrow symbol in legend of CartoDB?

I have been trying for some time now to get an arrow to appear in my legend in a CartoDB visualization - it is one of the simple visualization marker options along with the standard "ellipse", so I ...
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1answer
15 views

setInteraction on CartoDB Layer

In the past I was able to create a layer and specify interactivity and which fields would be returned on featuerOver etc. The code below worked in the past but now returns and error of "Interactivity ...
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1answer
35 views

Shapefile doesn't fit in CartoDB basemap

When I import some shapefiles in CartoDB they don't fit properly at street level, as you can see in the screenshot. In this case, the shp was generated in QGis with CRS EPSG:29193 - SAD69. I have ...
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1answer
29 views

How to split a line in segments of a given length in cartodb?

How can I split a (poly)line in segments of a given length in cartodb? I want to be able to visualize segments of street, each 4m long, following the road curve. One way would have been to trace the ...
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1answer
23 views

What subscription level should I choose in CartoDB to publish a global map?

I am compiling a quote for a client in which I intend using CartoDB within a WordPress website to highlight locations on a global map with pop-up info boxes for each location. It is not clear though ...
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1answer
27 views

Does CartoDB support the SQL MERGE command?

I am developing a mechanism that uploads records to cartodb - first by importing the records to a new table, and then insert the records from the new table to an existing table. The problem is that ...
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1answer
19 views

cartodb - understanding private “with link” visualizations

We are creating web dashboards for a small number of customers (~5) in which each customer can view private business-related statistics. We want to embed some visualizations inside the dashboards. ...
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19 views

with Cartodb, is it possible to show the filter options on the embedded map?

The title really is the question. with Cartodb, is it possible to show the filter options on the embedded map? The explain, I have generated a visualisation and have shared, but I want people ...
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42 views

How to use google maps as base maps in cartodb? [closed]

My project is recreate http://century21.bh/index.php/zoning. The project uses cartodb layers with google maps as basemap. As a beginer i cant understand how to program it.I know how to program to ...
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41 views

how to use cartodb polygons with google maps as base map? [closed]

My project is recreate http://century21.bh/index.php/zoning. The project uses cartodb layers with google maps as basemap. How to add lattitude and longitude values to cartodb to represent points of ...
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18 views

Obtaining Data from a Map on CartoDB [duplicate]

I am new to CartoDB. I am also a GIS student and was wondering if there is a way to contact the person who made a map on CartoDB and see if he would share his/her data. The data does not seem ...
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1answer
15 views

What permissions does the CartoDB OAuth API provide?

As a developer, I'm interested in finding out more about the CartoDB OAuth API. My sense is that the OAuth API permits the developer to make any SQL call on behalf of the user on any table, but I'm ...
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1answer
55 views

How to contact author of CartoDB map?

I am a student at college and recently listened Colorado Public Radio about Meth Possession Arrests. I am interested in obtaining the data if the map creator would like to share it with me for GIS ...
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1answer
49 views

How to upload GeoJSON to CartoDB in a CRS that is not lat/lon?

I'm pretty sure I need to convert the coordinates in my GeoJson file to EPSG:3857 for them to play nicely with CartoDB, but I don't know what coordinate system they are currently in. The original data ...
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1answer
24 views

Tile services ON TOP of default CartoDB Basemaps?

I'd like to place a tile service of a georeferenced map from DavidRumsey.com in a CartoDB map, but I don't want it to be the 'basemap'. I want it to lay on TOP of the basemap, which would be any of ...
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1answer
38 views

How to use a different projection than EPSG:3857 with CartoDB or Leaflet?

I have data that is accurately positioned with the NAD 83 MTQ Lambert EPSG:3798 projection. If I reproject this data in EPSG:3857 (web mercator) the markers are no longer positioned accurately on the ...
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18 views

CartoDB FeatureClick event in IE11

I'm trying to use CartoDB layers to show on my map. I need to utilise featureClick event for my application. I've used a sample from the CartoDB tutorial: cartodb.createVis('map', ...
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2answers
25 views

Info Window close button color change - CartoDB

I was looking at changing the infoWindow close button color - a href="#close" class="cartodb-popup-close-button close" style="background-color: #000; font-color: #000;">x The 'background-color' ...
3
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1answer
40 views

ST_MakeLine within CartoDB.js

I'm building an interactive map using CartoDB.js in an HTML page. I have the user input an address that gets geocoded. I then use the user's lat/lon coordinates to perform SQL queries on CartoDB. The ...
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1answer
26 views

How do I associate a flag image with an iso country code on a map?

I am mapping fibre optic infrastructure in Africa using CartoDB and in the infoWindow, I am listing the operator, owner, construction, and financing organisations. Each organisation has an ISO ...
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20 views

Can I no longer see my view counts in the new dashboard?

The inset graphic shows the relative up and down of each day's views, but I can't see any numbers. I'd love to continue tracking my monthly stats.
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18 views

“No data available” on hover

I have the following map: https://aressk.cartodb.com/viz/408dd3ea-deea-11e4-9d17-0e9d821ea90d/embed_map It has two layers. On the Waypoints layer, I have Hover turned on for the Info Window. On the ...
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2answers
49 views

How to calculate the area of a polygon given its coordinates?

How to calculate the area of a polygon given its coordinates? {"type":"MultiPolygon","coordinates": [[[[40.92344999,57.76796047], [40.92299938,57.76776019], [40.92268825,57.76796619], ...
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38 views

Custom info window code to display youtube videos no longer working

We have some info window code that displays youtube videos that just stopped working. We haven't made any changes and the videos in the info windows had been working great. Anyway, we used the ...
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1answer
22 views

Can't load CartoDB Map Academy files

I've been trying to do the very intro CartoDB Map Academy course, but when I try to load the example files – e.g., http://acdmy.org/d/counties.zip – I get a screen that says "Downloading file" forever ...
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1answer
22 views

How to remove Null title/string from infoWindow

New to using CartoDB fyi - My issue stems from having multiple data columns displayed in the infowindow when clicked. In this case I don't want "null" or the title if null, to appear in the infowindow ...
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56 views

How can I make a “smart” infowindow in CartoDB?

I embed CartoDB visualizations on a variety of websites with different column widths, and on the narrower ones infowindows can be annoying. The normal behavior on click is for the map to pan to ...
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1answer
23 views

Data import not processing in CartoDB?

We've been trying for a while to get the CartoDB tech stack working and we've made progress but getting stuck when trying to import data via the API. The logs show the POST working fine and we're ...
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1answer
33 views

Connecting two individual long/lat points using CartoDB?

I've created maps using CartoDB before, but my newest project is a little more advanced. I've imported a dataset of tornado tracks on a particular day using Storm Prediction Center data. --> ...
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28 views

Links will not open to new window - CartoDB

I would like to have my links open in new windows in CartoDB which I thought I had achieved successfully in the past using the following HTML in the infowindow. <a href="{{sview2}}" ...
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31 views

Need to show a table when a country is clicked CartoDB

Basically I need to show a data from a table when a country is clicked. Now I can get it to show one line of data but I have multiple records for a specific country. Here is the map: ...
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21 views

Stopping Torque from Looping in CartoDB editor

I'm working on a torque map and would like it to just animate once and then stop. I've found loop=false, but am unsure if I can apply this in any way when I'm using the CartoDB editor. Does anyone ...
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108 views

Phusion Passeger Error

so i am installing the cartodb platform locally i have followed all the procedures succesfully but i have a phusion passenger spawn error. I am looking for working solutions and i haven't any to be ...
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1answer
32 views

France, georeferencing with postal codes not working

CartoDB is not georeferencing many of my locations. I am using postal codes, and specifying all of them are in France. CartoDB is able to georeference only about half of them. Any ideas?
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1answer
40 views

How to specify the host in cartodb.js

We are hosting a cartodb installation ourselves which works pretty well but I can't seem to figure out how to get cartodb.js to call our installation instead of the one at cartodb.com. Reading the ...
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1answer
24 views

Is it possible to disable Infowindow in cartodb editor, not in cartodb.js?

I am using cartodb Editor( to create maps, is it possible to disable the infowindow? I've found a few things for cartodb.js, but can't seem to figure out how to do this in the Editor on their website. ...
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2answers
56 views

Is there and xyz basemap catalog anywhere

I've been using cartodb odyssey.js for a couple of months and the https://khms1.googleapis.com/kh?v=152&hl=es-ES&x={x}&y={y}&z={z} XYZ basemap has sufficed so far. However, I'm working ...
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2answers
30 views

CartoDB/Leaflet bring layer to front

I've got 2 layers being rendered separately with this: var layerSource = { user_name: 'jonmrich', type: 'cartodb', sublayers: [{ sql: "SELECT * FROM " + ...
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1answer
54 views

Reset Leaflet map

I'm creating a map like this: var map_object = new L.Map('map', { center: [39.8282, -98.5795], zoom: 5, }); var sublayers = []; ...
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1answer
41 views

Display number as currency

Is there any way to display a number as currency in the hover window? I'd like the value to read “$5.6 million” rather than “5555555,” for example.
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2answers
30 views

Adjust hover window size

Is there a way to make hover windows larger? The CartoDB editor gives the option to make the windows larger on click, but not the hover windows.
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2answers
39 views

Count of points within range of another point is all or nothing

I'm using this query in CartoDB to find the number of locations within a certain range of a set point: SELECT COUNT(*) FROM location_fusion_table where ST_DWithin(location_fusion_table.the_geom, ...
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1answer
18 views

Add point button missing from CartoDB?

I'm trying to add a point to a map that already has points (table imported from a public source). However I do not have the 'button' on the right hand side in my 'map view' to be able to add in my ...
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1answer
29 views

Removing added layer using leaflet and Cartodb

I've added a layer to a map via Leaflet. It's actually a circle around a point. This gets added perfectly. I'd like for it to be removed when I click a certain button. Here's how I'm creating the ...
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39 views

Count all records X distance from a given point using SQL in CartoDB

I'm trying to use CartoDB to Count all of the records a given distance from a selected location. I have the lat/long for the selected location (call this a store). Now I need to find all of the ...
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1answer
34 views

CartoDB Infowindow color

CartoDB offers 7 presets for Infowindows.can i change the color of the infowinfow itself, beyond the 7 presets?e.g. i want a infowindow with a grey header, or a infowindow completely grey with white ...
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23 views

Is it possible to include '#' in CartoCSS string values (in CartoDB)?

I have a few tables in CartoDB that come from an external source. There is a name column that contains a few values with # in them. I would like to style particular features in the table, so I use ...
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1answer
22 views

BC Dates on cartodb.com?

I'm trying to use historical dates to build a torque map on Cartodb.com, with data going back to 8000 BC. But the date format doesn't seem to convert anything bellow 0100 01 01 (1st Jan 100 AD), and ...
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47 views

CartoDB: How to I cluster by features? Is it even possible?

I have a set of points for a number of buildings in NYC. I would like to group those points into clusters per their respective neighborhood (ex: Chelsea, Upper East Side etc.). Each of my points have ...