mpalanco questions

mpalanco answers

• alpha in geom_segment not working [duplicate]
• Population pyramid plot with ggplot2 and dplyr (instead of plyr)
• Min and Median of Multiple Columns of a DF by Row in R
• Increase counter by 1 for each unique group of values
• data.frame Group By column [duplicate]
• Conditional calculation of mean
• Aggregate by NA in R
• How to change stacking order in stacked bar chart in R?
• How to use ggplot2's geom_dotplot() with both fill and group
• Drop unused levels from a factor after filtering data frame using dplyr