I hope I am posting this good. I still do not understand how to link a question with the project…
The thing should be easy, but I cannot find a code to get unique values of a column sorted. Either I get unique values, or I get them sorted. I am getting crazy trying to find out that.
For example, I have a column with this values: [1, 2, 5, 3, 2, 1]. I would like to get the result: [5,3,2,1]
We have this for unique values, but they are not sorted:
Or this to sort values, but then we have all of them:
I can get values sorted by the number of appearences with:
But again, this is not what I want.