Top Questions

1. Find the nearest points from one data.frame in another data.frame
   5 votes

   4 answers
2. Remove duplicate year rows by groups
   3 votes

   5 answers
3. Group sum on 2 variables and subtraction from total
   3 votes

   4 answers
4. Matching rows to columns and counting same occurences R
   3 votes

   3 answers
5. Remove subsequent rows of a group after first occurence of 0 in a column
   3 votes

   3 answers