Questions tagged [carto]

CARTO empowers any organization and individual to discover and predict key insights through location data. With CARTO’s intuitive location intelligence platform anyone can build self-service location based apps that help optimize operational performance, strategic investments, and everyday decisions.

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8 views

CARTOframes “incorrect data check”

I'm trying to create a dashboard similar to the one done in https://colab.research.google.com/drive/1NeJCn51aSPPVNli2n8W3q_aUvBHoH-CJ?usp=sharing#scrollTo=Rs2m4uSDXGwX, where a choropleth map is ...
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20 views

Boolean Intersection Filtering in Carto.js

Context I have a neighborhood dataset indicating boolean values by building lots for various indicators (i.e. within a special district, 10-minute walking distance to a subway station, below the ...
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28 views

Credit attribution and use of basemap

I am using a basemap (http://basemaps.cartocdn.com/light_nolabels/{z}/{x}/{y}.png) in QGIS to draw a map for a scientific paper. I am trying to understand who is the "owner" of this map and ...
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Carto Recognizing OSM locations

I have downloaded a CSV data set from Uber, but it gives locations in terms of Open Street Map IDs (and start and end node IDs) which Carto is not recognizing when I import. Is there some way to get ...
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1answer
20 views

Uploading file geodatabase to CARTO

I'm new to Carto and I'm trying yo upload a gdb file but I cannot see the option in the display formats. How can I upload it?
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15 views

“errors”:“Federated Tables not enabled”

I'm new to Carto and trying to connect with an external Oracle database. I have created the installed new PostgreSQL 13 server and created Oracle FDW. from the postgres admin tool I can access the ...
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1answer
19 views

Carto time-series widget: how to change bucket labels?

I am using the Carto builder animated time-series widget based on a number column that contains a year as a four digit integer. In the widget's horizontal axis, the buckets are not labeled with ...
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28 views

Carto - Show Popup

I'm using Carto.js and StoryMap over Leaflet to display markers across a number of scenes. It has been possible to show markers and scenes, but I can't get popups to display, even though I've followed ...
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1answer
21 views

Return geocode information with Carto

I'm using the Carto API for a few functions and I'm looking for a way to return geocoded information similar to how Google does it here. With Google, you make a call with the Address like: https://...
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11 views

Layer 'load' event not triggering in CARTO.js

I amusing CartoDB 3.11.23 version. I have registered layer 'loading' event and 'load' event. It fires both for the first time. After I zoom in/out the map it fires only 'loading' but not 'load' event. ...
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33 views

Style according to column name in CartoCSS for a combined set of columns

I am trying to create a label for a points layer in Carto using names of three different column names. I figured that the following code works to get the correct behaviour. #layer::labels { text-...
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38 views

How can you change the layer ordering of OpenStreetMap tiles?

I found this picture on the carto.com website and wondered how one can render tiles where the street and district names are above the data overlay. What are ways to achieve this? I have the mod_tile ...
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19 views

Carto DB not using all available CPU resources

I have installed a Carto instance using the Carto docker container found here using the installation process outlined at that link (nothing more, nothing less). When performing normal functions, only ...
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20 views

Connect SQL Server to a Knack database with CARTO?

I want to have a whole database from Knack in SQL Server and for it to have scheduled updates. Is that possible with CARTO?
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1answer
50 views

Zoomable world map with small countries highlighted

I'd like to create a zoomable world map where countries/territories are color-coded. This is a pretty standard request and Carto has a nice example. However, in standard maps like this, small ...
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1answer
38 views

Iterate through date columns in CARTO (frames, VL, etc.)

I currently have a data file that has columns for each day over an 8-month period. I am seeking of a way to create an interactive CARTO map that displays the change over time. I want to know if there ...
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1answer
18 views

Search Function Carto VL

I'm new to Carto VL and html, and could use some help. I'm currently building a map using Carto VL and want to implement a search feature that allows users to type in a location and have the map zoom ...
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1answer
41 views

How to create an interactive based filter (checkboxes) with multiple layers using Carto VL

I'm relatively new to coding, and have been developing a map using Carto VL and Mapbox. I've found a way to create a filter within a map where users can turn off and on different categories within ...
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1answer
53 views

Updating map after zoom change

I'm building a map that uses a conditional statement to determine what data to load based on the zoom level. However, the conditional statement is only fired when the map first loads, as opposed to ...
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1answer
34 views

Displaying currency format in CARTO Builder scorecard widget

I am creating a map in CARTO Builder and I would like to have a scorecard widget showing the average income across all points on the map. In the scorecard, I want the average to be displayed with ...
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1answer
35 views

Carto Bubble-legend class

I'm trying to Add a Bubble legend with Carto VL to my map but the Bubbles are rather showing as a block and not bubble. Is the "Bubble-legend" class deprecated or should I style it myself ...
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1answer
37 views

Interactive filtering histogram widget with cartoJS

I would like an interactive filtering histogram widget like this one https://public.carto.com/builder/0c982e6d-b254-4e2b-86ed-e0f097f519c2/embed (the population density histogram widgets on right ...
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1answer
142 views

How does Carto make it possible to interact with elements on their tiles? Can I do the same with Leaflet?

I was looking at this Carto Map. You can click on a building and it shows some extra information about it. Then I noticed that these buildings weren't added as individual polygons or something like ...
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39 views

Regenerate an isochrone through a widget in CARTOframes

Is there a way to re-generate an isochrone in a CARTOframes map from some kind of user interaction? For example, modify the minute's value: isochrones_gdf, _ = Isolines().isochrones(stadiums_df, [15*...
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21 views

Connect Dropbox on Cartodb instance

I have edited the app_config.yml dropbox: app_key: 'myappkey' app_secret: 'myappsecret' callback_url: 'https://urlofmyinstance/user/admin/api/v1/imports/service/...
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172 views

How to produce opposite semicircle maps in CARTO or QGIS?

I need to produce a map of opposite semicircles or concentric circles to represent two numerical columns on the same map simultaneously. I have already tried to create a layer for each column's data ...
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1answer
58 views

Carto: Can I use some “if/then/else” structure in popup custom HTML?

I believe I am asking a question similar to this question that was asked a few years ago about popup functionality in the old CartoDB. I just tried my best to replicate the solution to that question ...
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1answer
42 views

Populate field with drive time values during isochrone creation in Carto

I'm creating isolines (isochrones) in Carto to show 15, 30, 45, and 60 minute drive times from a set of points in a shapefile. Here is the SQL I've written to create those isochrones in an empty table....
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1answer
29 views

Is it possible to share CARTO datasets with password?

It's my understanding that only CARTO maps can be password-protected, not datasets. I'm currently using the datasets like so: const source = new carto.source.Dataset(dataset); const style = new carto....
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1answer
14 views

Access feature data for all features in a NamedMap

For any Cartodb NamedMap, we load it using this function: cartodb.createLayer(map, namedLayerSource, {https: true}) .addTo(map) .done(function (layer) { }); After that I need to ...
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1answer
54 views

How to Use ST_MakeLine query in leaflet to connect to Carto

I want to run in leaflet a query that works in carto Builder to connect points in a line: SELECT ST_MakeLine(the_geom_webmercator) as the_geom_webmercator, min(cartodb_id) as cartodb_id FROM my_table ...
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1answer
18 views

Trouble working with a .TSV containing WKT

I'm working with a .TSV file that represents district boundaries in a portion of a country in Carto. The polygon data is represented in a string column of Well-Known Text lat/long vertices, which I'm ...
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46 views

How to obtain a live route on a carto map? [duplicate]

My main goal is to build an app that send lat lon from my smartphone to my carto (postgis) database and show the route "live" (in real time) as a line and not as a lot of points. i am able to save ...
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1answer
31 views

How do I delete data older than 7 days in CartoDB? [closed]

I'm trying to delete data that's older than 7 days. I'm not sure how, though (no SQL experience). Everything I've tried to Google doesn't work. The dates are formatted like "20200426" if that makes ...
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1answer
143 views

What is the difference between the the_geom and the_geom_webmercator in CARTO?

I'm trying to use CARTO for a school project and so I've just been trying to get the hang of the basics of using it and Postgis at the same time. I've read their docs about the difference between ...
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1answer
69 views

Map doesn't show up in CARTOframes

I'm new in Carto. I have been trying to figure out how Maps are used, I tried this code that is in the web; however the map is never displayed. from cartoframes.auth import set_default_credentials, ...
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1answer
100 views

Adding featureOver on map for multiple layers using carto.js and leaflet

How can I add featureOver on map for multiple layers(layers added dynamically) using carto.js and leaflet. This functionality have worked only for one layer. Here is my code: layer.on(carto.layer....
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1answer
72 views

Drawing a directed line based on dataframe indexes?

I trying to draw a directed graph based on a geopandas dataframe with the Cartoframe library. The Geopandas dataframe has the following structure: deviceId routeLoad longitude latitude ...
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1answer
30 views

Does Carto.js v4.2 support Named Maps?

I was trying to update my carto.js code from v3.15.19 to v4.2. What I recognized that carto.js v4.2 is no longer supports Named Maps. I researched a lot and checking into the documentation made me ...
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1answer
21 views

CARTO.js changing the styling only on one segment of a line with multiple segments

I'm attempting to change the styling of a line segment when clicked on a layer that has 4 segments. Only one segment's style would be changed at a time. Each segment has it's own column within a CARTO ...
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2answers
65 views

Join dataset to geography in Carto (Python)

I'm subscribed to two datasets and one geography on Carto Data Observatory. How can I join them to each other using Python? I have converted both datasets and geography into pandas dataframe, then ...
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1answer
33 views

Checking status of layer calculation using API

I wrote a python script that updates the values in a dataset and then returns a static image of the map it's connected to. The problem is if I download the image too soon after updating the dataset, ...
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40 views

CARTO update existing table from external MySQL database

I would like my Carto data to be updated, using external data (MySQL database, I run and manage locally using PHP scripts), so that the Carto table gets updated with the most recent data, whenever the ...
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0answers
23 views

Carto animation only showing data points in 1 min intervals

I'm trying to animate location data points, and instead of showing each point at its correct time, Carto seems to show a group of points every 1 minute (1 minute in the visualization, not real life). ...
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2answers
44 views

Many to one join in Carto

I have two datasets: A point shapefile of companies (each row/record is a unique company) A list of awards given to those companies (each row is a unique award, but since companies can win multiple ...
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1answer
36 views

Draw trails/paths in CARTO

I'd like to overlay a trail or path on the map. I have the gpx set of points and I'd like to draw a path on the map.
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2answers
43 views

Finding format of data source used in official Carto example

I'm trying to apply my own data to this example, but I'm not sure what format the original data was in. I've checked through Carto's stock datasets in the web dashboard, but I can't find it. Is ...
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1answer
146 views

How to use Facebook (GeoTIFF) maps on Carto?

My intuition is that the maps that Facebook generated for most countries are most useful on interactive maps like Carto's, as the killer feature is the resolution for which you'd need to zoom in. ...
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60 views

Using Carto's “Static Maps” API from Python

I want to download a static image of a map to my local PC via a Python script. I'm using carto-print: carto-print I have tried this method: from xlwings import Book, Range from carto.auth import ...
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1answer
29 views

How can I list all of the sites on my CARTO map on the side of the map for easy access?

I have created a map in CARTO that I would like to have all of the different sites in a list on the side of the map (similar to what the current widget does, but with more than 5 sites, and ideally ...

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