透過80 port 來安裝R語言翻轉教室
| local({ | |
| check_package <- function(pkg) { | |
| if (!suppressWarnings(suppressMessages(require(pkg, character.only = TRUE)))) { | |
| install.packages(pkg, repos = "http://wush978.github.io/R") | |
| } | |
| } | |
| lapply(c("rappdirs", "bitops", "curl"), check_package) | |
| utils::install.packages("swirl", repos = "http://wush978.github.io/R") | |
| }) | |
| library(swirl) | |
| library(curl) | |
| library(methods) | |
| # Sorry, server.datascienceandr.org is down and will not recover | |
| # install_course_url("http://server.datascienceandr.org/swirl/DataScienceAndR.zip") | |
| download.file("https://github.com/wush978/DataScienceAndR/archive/course.zip", tmp.file <- tempfile(fileext = ".zip")) | |
| unzip(tmp.file, exdir = tempdir()) | |
| file.rename(file.path(tempdir(), "DataScienceAndR-course"), file.path(tempdir(), "DataScienceAndR")) | |
| swirl::install_course_directory(file.path(tempdir(), "DataScienceAndR")) | |
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