CartoDB is a Software as a Service (SaaS) cloud computing platform that provides location intelligence and data visualization.

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1answer
10 views

Polygon overlap into new layer on CartoDB

New cartodb & PostgreSQL user here. I have two rows in cartodb table and each row has its own polygon. The two polygons have some overlapping area. How can I create a new polygon of just the ...
0
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1answer
6 views

CartoDB local installation - how to create users other than development

I have a local install of CartoDB. It all works fine following the instructions at https://github.com/CartoDB/cartodb. I manage to create a user called development, and then log in successfully via my ...
2
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1answer
20 views

does a cartoDB world shapefile exist?

Does anyone know what cartoDB uses for country boundaries on their standard basemaps e.g. cartodb world flat blue? A shapefile would be really useful as doing global maps (using country polygons) look ...
0
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1answer
14 views

How to edit font and text styles in Cartodb infowindow?

I would like to change the font and text styles of the text in my Cartodb infowindow. Specifically, I'd like the name at the top to be larger font and bolded to act as an infowindow 'title' and the ...
0
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1answer
21 views

SQL filters in ArcGIS online

Is it possible to do SQL filters in ArcGIS online similar to the SQL tab of CartoDB maps? I want to do an expression on several table fields. Below is a screenshot of the map control panel that I ...
1
vote
1answer
18 views

Use CartoDB Map as Tile Service

I have a custom CartoDB map that uses data I have uploaded and styled. The map works perfectly and I would like to use it as a basemap in a different application. Is there any way to use this map as a ...
1
vote
2answers
39 views

CartoDB's SQL API: Row too large

I am trying to run the following PostGIS query using CartoDB's SQL API: SELECT the_geom, ST_Area(ST_Intersection(the_geom::geography,ST_Buffer(ST_SetSRID(ST_MakePoint(-52.4379, ...
1
vote
1answer
30 views

CartoDB toggle buttons not working with my data?

We are taking CartoDB data for this Canadian election map -- http://cdb.io/1TabLyz -- to create a version that adds toggle buttons to filter by political party. However, the buttons only work ...
2
votes
1answer
20 views

Constructing a simple zip code polygon map in CartoDB

I'm new to using CartoDB. I suspect that what I want to do is rather simple but I would love some guidance. I want to produce a map that depicts multiple layers, the first of which is simple zip code ...
1
vote
1answer
20 views

instagram dataset sync

I just uploaded a new photo but it has yet to show up. I applied the query again in cartodb but still does not show. Shouldn't it be syncing automatically? And how long should it take using a ...
0
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1answer
21 views

Can I set a max zoom for a search in CartoDB.js

I made a map with a search box that is related to a country. Entering a postal code will zoom completly in to the asked postal code. I would like to center the map to this asked postal code, but not ...
3
votes
1answer
46 views

Joining shapes of two maps into one map

I have imported a shapefile into CartoDB (it is the only one I can get my hands on, since it's a small geographic region, non-US) - it includes shapes of all the municipalities in a federal state. It ...
4
votes
1answer
19 views

Cartodb API Read Only

Is it possible to generate an API-key in Cartodb with read-only permission? Seems like the default API-key has full controll
2
votes
1answer
19 views

Cartodb add basemap switcher

I currently have a map created entirely in the CartoDB editor, including custom map. For some reason it doesn't allow you to add an attribution in the editor but thats a different problem. So my map ...
1
vote
1answer
28 views

CartoDB changing number formats in infowindows

I am trying to show percentage data in the hover infowindow function.The percentages are being reflected as decimals since that is how the data was uploaded. How can I tell CartoDB to multiply the ...
1
vote
1answer
15 views

CartoDB adjusting the style of the layer toggle function

The layer names are cut off in the toggle layer function. Is it possible to adjsut the font size or the length of the layer function box so text is not cut off?
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0answers
20 views

CartoDB adjusting style of layer toggle function and number formats in info windows [closed]

1) The layer names are cut off in the toggle layer function. Is it possible to adjsut the font size or the length of the layer function box so text is not cut off? 2) I am trying to show percentage ...
3
votes
1answer
50 views

Find all points within 5m with same name on large dataset

I have a large dataset (500,000 rows) in cartoddb which contains data like this.(abbreviated for easier typing) cartodb_id | count | lat | long | name | the_geom 1 ...
2
votes
1answer
39 views

Is it possible to create browser-specific CartoCSS?

I can't think of many practical uses for this, so it probably isn't implemented, but I have an edge-case desire for it so I thought I'd ask. Never hurts, right? Basically I'm creating a Torque ...
-1
votes
1answer
24 views

Marker line in CartoCSS

I'm trying to symbolize a line layer in CartoDB using CartoCSS. I need my line to be a series of diagonal lines, something like this -> ///////////// In QGIS I would do this as a marker line with a ...
1
vote
2answers
40 views

Adjust labels in CartoDB choropleth legend

CartoDB allows the user to change the legend values for the left label and the right label. However, I would like to add values to the three middle color values. Is there a way to do use within the ...
1
vote
1answer
21 views

CartoDB Torque animation running longer than 'duration' value in CartoDB editor

I'm creating a time series Torque animation with CartoDB, using data that spans a one week period. I've noticed that the animation is running longer than the value that 'duration' is set to in the ...
0
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1answer
35 views

Any web mapping solution for mapping points and manage 1:n relationship?

I need to show on a web map some points (> 12.000) ... I know that there are many solution for that, also for free (CartoDB, MapBox, ArcGIS On Line, ecc ... ), starting from some shapefiles. That is ...
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vote
1answer
17 views

Pindrop or crosshair after address search in CartoDB?

The basic search box feature supplied by CartoDB centers the map on the result ... but for a user this may not be intuitive and furthermore, on maps with lots of data (like parcels) it might be ...
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0answers
10 views

cartodb image element doesnt display on cartodbjs layer

I added a company logo as image element on cartodb.I placed the cartodb layer on top of google maps using cartodbjs.The image element from cartodb is not bieng displayed on the cartodb layer on top of ...
1
vote
1answer
28 views

CartoDb single marker cartodb.js

Im looking for a way to add a marker on a position that is not in a database using cartodb.js. Something similar to this in Mapbox would be great: L.mapbox.featureLayer({ // this feature is in ...
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1answer
19 views

Cartodb image header doesn't show up after publishing the map

I've linked image header to my map, I normally can view it while editing it. Then, when I publish it via link or embed code, the image doesn't appear, only a gray color. I customized HTML code only ...
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0answers
19 views

Exporting CartoDB static maps

I'm trying to use the Export Image function from the Map View in CartoDB. It seems the way to select the area to export has changed, which is great, but I never manage to get an image to appear. ...
1
vote
1answer
24 views

Disabling Torque autoplay + resetting UI

I’m building a map in CartoDB.js that includes multiple layers including a Torque layer. Because there is other information on the map and a sidebar to read, I don’t want the Torque layer to ...
0
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1answer
31 views

transform MULTILINESTRINGs to curves in cartodb

I have a table with a column that contains MULTILINESTRINGs, where every string contains the longitude and latitude of a starting- and an end point, e.g.: MULTILINESTRING((97.0253024 ...
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0answers
14 views

Defocus click event on map

I try building a map using CartoDB.js. The map displays a number of points. When a point is clicked, I change the layer SQL to filter some points out. What I want is that when user click on the map, ...
1
vote
1answer
30 views

add geometry to MULTILINESTRING in cartodb

I have a table that contains a column with MULTILINESTRINGS (which are the coordinates from two places (i.e. long0,lat0,long1,lat1), like this: MULTILINESTRING((97.0253024 4.3685491,8.5618685 ...
2
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1answer
29 views

Moving layer in Cartodb

Take a look at this map entitled Sunrise around the world: They have animated where the sun is shining around the world as a moving layer in their torque animation. How would I go about doing this?
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0answers
25 views

cartodb static named map with parameters

I have a named map with a variable that allow me to change the css_color value of a layer when I render it using cartodb.js. I would like to create a static map for this named map but I can't find ...
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0answers
28 views

CartoDB “Error loading rows, check your SQL query” & “There is a pb with your connection”

I have been trying to install my own CartoDB server for a few weeks. I succeeded to install each part with no error (after few corrections) with this tutorial. Make check with CartoDB-SQL-API and ...
7
votes
1answer
115 views

What is the future of CartoCSS (i.e. does it have one)? [closed]

MapBox recently announced that they would be moving away from CartoCSS towards a completely visual interface. Apparently the new style sheets that underlay that UI will be JSON based, so despite the ...
2
votes
1answer
22 views

Using php to edit CartoDB infowindow?

Perhaps a basic question, but can php code be used in editing the CartoDB infowindow HTML? We want to show or hide a category depending on the value.
0
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0answers
24 views

How can I display a local CartoDB viz.json?

I have a locally hosted CartoDB instance and have been happily playing with it for some time and enjoying all sorts of beautiful visualisations. There is some data ingested and I'd like to create a ...
1
vote
0answers
36 views

CartoDB static maps with a bounding box

I'm using cartodb's static maps API to create a hi-def printable map. The map is placed on top of a basemap generated in Mapbox studio. Looks pretty good but I have an issue that prevents me to ...
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votes
0answers
30 views

migrating from arcgis server to open source technologies --> what mapserver and tileserver should i use? [duplicate]

I am migrating from ArcGIS server backend to open source technologies. I have about 100 map services (~300 GB data) each with 100+ layers. I also have a web application where the user has to have a ...
0
votes
1answer
20 views

cartodb.js without jqyery, backbone, mustache code merged?

I found that cartodb.js has also the code of library like jquery, backbone, mustache etc. As on my project I am already adding jquery and I dont need backbone/mustache etc, so is there any cartodb.js ...
1
vote
1answer
40 views

How to increase height of image header in Infowindow?

The CartoDB Infowindow default image header width is max 400, with height always set to a default, which looks to be about 250 so the image is really wide. Is there a way to set the image to be more ...
0
votes
1answer
28 views

Cartodb not loading layers on IE8-10 on longer requests

Check the demo here: http://unirazz.com/cartodb/cartodb1.html After map is loaded, click on GO button to load cartodb layers. It works in latest browsers excepts IE8-10. If I reduce the length of ...
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vote
2answers
48 views

Adding Virgin Islands and Puerto Rico to CartoDB?

I am new to Cartodb. I have started with the ne_50m_admin_1_states data. How can I add Virgin Islands and Puerto Rico? Is there geometry I can get? Is there an easy way to add them?
1
vote
1answer
40 views

Multiple points at same location in CartoDB - how to make clickable?

I'm trying to create a simple map based on data from our website. Whenever someone wants to access a specific file, they have to fill out a form that includes their ZIP code and some other ...
0
votes
0answers
20 views

CartoDB - feature appears only on some scales

I have a single feature in a cartodb which I am pulling into my HTML page using var layerUrl = 'path-to-/viz.json'; cartodb.createLayer(map, layerUrl) .addTo(map) And I can see the layer on some ...
0
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1answer
21 views

CartoDB JQUERY function init() fail

Absolutely stumped. Simply attempting to toggle layers using cartdb and jquery much like this tutorial. After sniping the console I get init() is not defined? However this only occurs after adding ...
1
vote
1answer
35 views

CartoDB (PostGIS) near function (distance) points to polygons

I have a CartoDB map here: Link: https://dms2203.cartodb.com/viz/78db6c02-3148-11e5-a42f-0e018d66dc29/public_map I'm trying to find the distance of the points to the polygon. If the points are ...
0
votes
1answer
34 views

How to set the visibility range of layers on CartoDB using CartoCSS?

I would like to customise the visibility of different layers on a CartoDB webmap so that they appear and disappear at distinct zoom levels. How is this achieved?
1
vote
1answer
35 views

Move CartoDB-Map to show full InfoWindow

In CartoDB, if I customize the styles of an InfoWindow, the map moves not enough to always display the full InfoWindow. For example: If I position the div.cartodb-popup to left:26px and bottom:16px ...