ggplot2 Elegant Graphics for Data Analysis 2nd 原版pdf by Wickham

Welcome to the second edition of “ggplot2: elegant graphics for data analysis”. I’m so excited to have an updated book that shows off all the latest and greatest ggplot2 features, as well as the great things that have been happening in R and in the ggplot2 community the last 5 years. The ggplot2 com