half-pass questions

• Multi-character plot shapes in ggplot
• Plotting estimated HR from coxph object with time-dependent coefficient and splines
• Using ggplot's sec.axis with a non-monotonic transformation
• Perform operation on each imputed dataset in R's MICE
• Changing reference group for categorical predictor variable in logistic regression
• Plotting implicit function
• Change geom_text's default "a" legend to label string itself
• Displaying image on point hover in Plotly
• How to rotate only text in annotation in ggplot?

half-pass answers