01 2021 档案

摘要：1. What is tee pipe Tee pipe is an optional pipe tool from package magrittr. It solves a kind of problems that some manipulations, like plotting, prin 阅读全文

摘要：1. Introduction ggplot is one of the most famous library in R and I use it very ofen in daily workflow. But there are three topics I seldomly touch be 阅读全文