fstevens questions

• How to use simultaneously superscript and variable in a axis label with ggplot2
• get list of colors used in a ggplot2 plot? [duplicate]
• What is the default text size in R base graphics?
• Having all layers in the legend with ggplot
• sum a undetermined number of rasters with do.call and raster package
• inverse X and Y axis using geom_ribbon in ggplot2
• Ignore outliers in ggplot2 boxplot + faceting + "free" options
• How to add an asterisk symbol in a mathematical expression?
• Grid of multiple ggplot2 plots which have been made in a for loop

fstevens answers