Top Answers

1. geom_text / geom_label with the bquote function
   5 votes
2. Line made of small arrows for R plot
   4 votes
3. R reverse the small lines in a ggplot with geom_rug
   3 votes
4. Using a different color for only the selected bar in geom_bar
   3 votes
5. ggplot2's x-axis displays the starting date of next month instead of ending date of current month
   2 votes