Working with R often involves encountering various issues. Here are some collected tips.

When installing packages from GitHub in R, sometimes you may encounter a connection timeout issue with GitHub. Here’s how to solve it.

Due to work requirements, I needed to install a package mentioned in a literature. Initially, I thought it would be done with two commands, but who knew there were so many dependencies to resolve… and R packages on Linux need to be compiled, which is quite time-consuming… Fortunately, there’s Conda!

During my graduate studies, I had the need to display results using maps and used R to create them. I recorded the code from that time below.

Graduate training on R at the Guangdong Provincial CDC was my first serious programming course.