Top Questions

1. How to apply a function to mutate a specific combination of columns? (purrr:: use preferred)
   4 votes

   2 answers
2. Adding column if it does not exist inside purrr language
   2 votes

   1 answers
3. How to calculate the column product for specific columns matching a pattern and meet some conditions, row-by-row?
   2 votes

   2 answers
4. Create a new variable containing the column name in case the value isn't NA
   2 votes

   1 answers