Conditional formatting for geom_line() depending on the direction and significance of the trend
How to resolve Discrete value supplied to continuous scale and plot$scales$clone() : attempt to apply non-function ERRORS
Any suggestions for how I can plot mixEM type data using ggplot2
How do I deal with “Error in FUN(X[[i]],…” when trying to add text labels to points with geom_text?
How to transform your data and to create a heatmap with geom_tile?