grouped

By: Blog by Bogumił Kamiński Re-posted from: This is a follow up to the post from last week. We will continuediscussing how one can work with GroupedDataFrame objects in DataFrames.jl.Today we focus on indexing of grouped data frames. The post was written under Julia 1.10.1 and DataFrames.jl 1.6.1. First create some grouped data frame: julia> […]

By: Blog by Bogumił Kamiński Re-posted from: One of the features of DataFrames.jl that I often find useful is that when you groupa data frame by some of its columns the resulting GroupedDataFrame is an objectthat gains new and useful functionalities. Some time ago I have discussed how GroupedDataFrame can be filtered. You can findthis […]