Top Questions

1. Problem using rowwise() to count the number of NA's in each row of a dataframe
   8 votes

   7 answers
2. Plot multiple plots that were NOT created using ggplot in a row / grid
   3 votes

   2 answers
3. R merge two dataframes by closest date
   2 votes

   1 answers
4. Using dplyr and mutate to counting the number of columns that meet a criterion
   2 votes

   3 answers
5. Summary statistics with grouping by multiple columns dataframe vs. data.table vs. dplyr
   2 votes

   2 answers