Top Questions

1. Efficient way of merging and grouping columns in dataframe to create summary column
   4 votes

   3 answers
2. Replace duplicates with values differing by n+1 in the last digit [R]
   1 votes

   2 answers
3. Transform character column into multiple columns, one per category, and instead of character value report occurences [R]
   1 votes

   2 answers
4. Efficient way to create a dataframe with multiple summary columns based on a grouped dataframe using dplyr in R
   0 votes

   2 answers