Electrino questions

• Get column index from data frame that matches numeric vector?
• How to align and avoid overlapping of multiple legends that are created separately and then added to the plots?
• renaming specific columns in a data frame in R
• Sum each single element in a list with other individual elements in R?
• Counting split rules in decision trees in R
• Changing the names of dummy variables in R?
• Calculate number of observations in each node in a decision tree in R?
• Sum named vector values where the names are reversed in R
• How to import pandas using R studio
• How to plot 'outside' of plotting area using ggplot in R?

Electrino answers