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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.

2
votes
1answer
81 views

Avoid alpha summation in Line that overlap itself in Carto Mobile SDK

I need to draw a big line that can overlap itself. I am using this doc: https://carto.com/docs/carto-engine/mobile-sdk/getting-started/#add-a-line And I need the line to have a opacity of 0.3. So ...
0
votes
1answer
50 views

Import Files failed with cartoDB installed in Ubuntu 14.04 LTS

I have successully installed and configured CartoDB in Ubuntu 14.04 LTS VM and could also view the main page of CartoDB interface and login into my development account. But when I try to import any ...
0
votes
1answer
71 views

Why do geometries disappear after having applied ST_Union

I applied ST_Union on my set of about 2000 geometries in order to get 12 distinct areas. As a result, I obtained (probably) WKB format that I'm still not able to use in order to get some interesting ...
-1
votes
1answer
50 views

Obtaining relevant information from CARTO's format of the the_geom attribute

I've just started using CARTO and wanted to join two files: the shape data and the data from the excel file. They have a common column, so I did the analysis and applied the inner join. Then I ...
1
vote
1answer
117 views

How to rotate a marker based on a value

I wanted to know if it is possible to make a turn for a point with a defined image (arrow example) depending on the attribute of a field that reflects the angle in degrees. I want to represent the ...
0
votes
1answer
73 views

No maps visible when downloading something with CartoPackageManager

I am facing such problem: while some package is downloading with Carto PackageManager, I can’t see neither other downloaded offline maps nor online maps of any other place. In other words, if there ...
2
votes
1answer
46 views

Cannot override onVectorElementClicked from MapEventListener

According to carto (https://carto.com/docs/carto-engine/mobile-sdk/developer-guide-to-sdk-features/), the function OnVectorElementClicked can be overwritten if it extends from MapEventListener. But I ...
1
vote
1answer
27 views

Styling data by specific values

hoping someone can help me with some styling on a map I've created. I'm rather inexperienced here, but feel rather close to success so hopefully this is a layup for someone who knows what they're ...
2
votes
2answers
159 views

How to format values using SQL in CARTO? [closed]

I am trying to make sense of how to format data values for a popup. I have values that are reading $890000, and I want them to read $890,000. How would I format my SQL statement? More generally, is ...
2
votes
1answer
128 views

Is there a command to duplicate a map in Carto?

I'm hoping to make a quick duplicate of a map in Carto, the same way you can 'make a copy' of a spreadsheet or a word doc. My plan is to add a new map layer (with new data) to the duplicate and ...
1
vote
0answers
32 views

How to get the data on screen after movened event is triggered

I am displaying 100 cities on the map. After zoom or move the map, only e.g. 9 items are displaying on the current screen. So how can I get these data from my dataset? Especially the object id? ...
1
vote
1answer
64 views

marker (map pin shape) transform-origin

How can i move the center/origin of my marker image(map pin), so that my marker pin points always on the same point (in CSS transform-origin: center bottom;) how can i achieve this in CARTO CSS?
0
votes
1answer
43 views

Live datasets in Carto using Census API

I want to get population counts for places in California. [Ideally Census Tracts, but that's not a supported geography in the population dataset?] After reading through the documentation and ...
0
votes
1answer
129 views

Adjusting Polygon Visibility with CartoCSS

I am attempting to adjust the visibility of a polygon layer in Carto by zoom level. To keep it simple for now I am looking to have the opacity of 1 from zoom 0-7 and opacity 0 from zoom 8+. I am ...
2
votes
1answer
190 views

Creating custom legend to map to custom css torque heatmap

I'm hoping someone can help me with html to create a legend that maps to a custom heatmap I made using the style CSS. When I try using the default legend, it neither maps to the right custom colors, ...
0
votes
1answer
27 views

carto clusters + sql

The example below is based on Ramiro's code and using his data set works perfectly : http://bl.ocks.org/Pabloska/a860115cc78515291688ca4491f3ba09 But for some reasons when I change the json API and ...
0
votes
0answers
13 views

Mapping Bronx Breweries 1840-1940? [duplicate]

I created on a Wordpress site for my final thesis and need to add a map. I do not even know where to start. I am so confused. I do not need to do anything fancy (yet) I just want to map about 30 ...
1
vote
1answer
56 views

Franchise App in carto

How can I use the franchise application connected to carto. Using your app does not come access to the carto dataset. When I want to connect to the web: https: //franchise.carto.io/logged or https://...
0
votes
1answer
109 views

How to merge datasets without creating new columns

I am using Carto Builder and I have two datasets with exactly the same column headings but each dataset has different data under each column heading. Is there a way to merge the data without ...
1
vote
1answer
331 views

Can I write a title on a CARTO map?

I close a project with CARTO on the website (no through coding) but I don't see where and how to write a title on the export map. It was possible with CartoDB but I didn't found solution with CARTO. ...
0
votes
1answer
193 views

How to convert from lat,lng to tile coordinates?

Given a pair of lat/long coordinates (and a screen size if needed), we need to establish the Z/X/Y coordinates for the map tiles which will be requested when we tell our map fitBounds(coordinatePair);....
1
vote
1answer
126 views

Embed Static Carto Map in Google Sheet Cell

Carto is mapping software that provides me with a url to a dynamic map. I want to show a static version of the map (which updates daily) in a google sheets cell. Ideally there would be a way to ...
1
vote
1answer
106 views

Setting the_geom to coordinate system EPSG5514 in CARTO?

How can I set my geometry column to coordinate system EPSG5514 Krovak in CARTO? I would like to publish maps on this system. If I enter: UPDATE komunikace_jtsk SET the_geom = ST_Transform (...
0
votes
1answer
89 views

Visualizing a SQL query in Carto

I'm new to SQL. I wrote a query to perform a join based on a common attribute. I am having problems displaying it because the column the_geom_webmercator doesn't exist. My question is, is my table ...
2
votes
1answer
59 views

CARTO.Geometry field in polygons [closed]

I want to know how to import a layer of polygons that I have exported from a database in postgis to txt format to my dataset. I have used the ST_GeomFromText function but it does not identify the ...
1
vote
1answer
67 views

How to enable Latin names for places in some places instead of local ones in Carto Services?

Some places on the map is labeled with Cyrillic names, but I need only English/Latin names of places on the map, however sometimes there are only local names. In general I need transliteration to ...
0
votes
2answers
75 views

Shoreline clipping in Carto

I'm trying to clip a map of Oakland City Council Districts to the shoreline. Carto even has a nice walk through of how one could (theoretically) accomplish this, but I feel like I'm missing something ...
0
votes
1answer
23 views

Dragging on mobile using Carto?

We have this large map of United States on our website and we are trying to see it well on mobile. As the map is too large we lose some functionalities on mobile view like dragging. Is there any ...
0
votes
1answer
357 views

How do I make the url link on my pop up window open up in a different tab?

How do I make the url link on my pop up window open up in a different tab?: see map below for reference: Map
0
votes
1answer
128 views

HTML CartoDB timeSlider Animation Map

I have created a web map using CARTODB API. I'm wanting to make an animation map with my points. The map points displays properly, but the time slider will not display as well as no animation of ...
1
vote
1answer
120 views

Using Carto API in HTML

I am trying to use CARTO API with my HTML to display a map, code below: <!DOCTYPE html> <html> <head> <meta http-equiv="content-type" content="text/html; charset=UTF-8"/>...
1
vote
2answers
175 views

Importing from a PostGIS database into Carto using Carto's Import API

I am not new to Carto, but I'm new to the command line. I am able to import local files using this sample code Carto has in their documentation: curl -v -F file=@/home/documentation/Documents/...
0
votes
1answer
181 views

Can I put hyperlinks in Carto infowindows?

I'm mapping a bunch of nursing homes where there have been incidents of abuse. I'd like to put hyperinks to the incident reports in the infowindows. Those would be PDFs hosted on Google Drive. Is this ...
0
votes
0answers
55 views

Adding Images in Carto? [duplicate]

I am using Carto and want to add images to my datasets but I am new to it. here is what i have: i got a table imported with data such as name, date, infos, webside. there are several datasets and i ...
0
votes
1answer
51 views

Can legends be exported as image in CARTO BUILDER?

How to add a legend when exporting a BUILDER map as jpg/png image?
0
votes
1answer
95 views

Scaling map for certain layers using CARTO?

I would like layer setup in CARTO - scaling map for certain layers. How do I change the zoom, for example, on map markers, so that they are not displayed at all scales?
2
votes
1answer
53 views

Remove / change the white border from the CARTO map

I published a CARTO map that I need to embed in WordPress. Can I either remove the white border or change it to a black one? Here's the map: https://colossalmedia.carto.com/builder/31f83b6e-9ef6-...
0
votes
1answer
30 views

Carto builder, opacity is set at 0 but publishing at 1

I'm working on a Carto map for a client, so I set up a new Carto account for them today. I'm building it in Carto Builder, using the GUI. (For this job, I need to just use the GUI, not get into ...
1
vote
1answer
36 views

CARTO dataset to connect the arcgis service

I can not find the CARTO dataset to connect the arcgis service: http://ags.cuzk.cz/arcgis/rest/services/ZABAGED_TOPO/MapServer/ Can you help me?
0
votes
1answer
98 views

connect my WFS service to CARTO

How do I connect my WFS service to CARTO - dashboard/datasets? http://services.cuzk.cz/wfs/inspire-cp-wfs.asp?
0
votes
1answer
178 views

static map api “Invalid or nonexistent map configuration token ”

Im trying to create static map and im having problem: Invalid or nonexistent map configuration token When I publish map I get two links and they work fine with token in link https://rokiszb.carto....
4
votes
2answers
71 views

Unable to connect POSTGIS Table to CARTO

I am a new Carto Builder (enterprise) User and I am trying to connect a Postgres9.6.4 / PostgiS 2.3.1. table to my datasets. Here is my script that should do the trick but I receive an extra long ...
1
vote
1answer
72 views

How to show aggregated values in a CARTO BUILDER popup?

Is it possible to have some column calculations displayed in popups? Given this example map: https://atomotic.carto.com/builder/8238cb36-0f15-4fa4-9c80-cdce7c2bd040/embed I would like to: ...
0
votes
1answer
22 views

I cannot create a custom point in CARTO BUILDER, option is always greyed out

I have recently started working with BUILDER and the option to manually add a point (either searching an address or just clicking to create) don´t work for me as with the previous interface. Could ...
1
vote
1answer
99 views

Centre map on marker click in CartoDB

How do I centre my map after clicking on a marker in carto js? I'm using createLayer but not sure where my listener should be applied (i.e. to map object created using Leaflet or within createLayer ...
0
votes
1answer
72 views

Can't create named map containing complex CSS condition using cURL

I'd like to style contour lines so that they show differently at varying levels of zoom. When zoomed right out, only the 200m, 400m, 600m, etc. lines should show. When zoomed in a bit further, the ...
1
vote
1answer
218 views

Show both label and icon for amenities using Carto CSS

I'm trying to style, e.g. museums, so that both their icon and their name shows up. However, there seems to be some conflict. Here's my - related - code: .points { ::tourism { [tourism = '...
0
votes
1answer
54 views

Carto SQL API: generate a point via query

Is it possible in Carto to create a point via a simple query? If I run: https://UserName.carto.com/api/v2/sql?format=GeoJSON&q=SELECT ST_MakePoint(-50.10, 42.31) Encoded: https://UserName....
0
votes
1answer
108 views

What is the category limit for category widgets in CARTO BUILDER?

Is there a way to set the numbers of items displayed in the category widget? Is 5 the current limit? I can not find anything in the documentation: https://carto.com/learn/guides/widgets/search-and-...
0
votes
1answer
57 views

Labelling left and right names on a line, in a .mss file?

I am currently working with project.mml and associated .mss files. I am looking at replacing OSM admin labels with a secondary source and I am wondering how Carto does the labeling along the lines ...