我使用 apt get 安装了它,现在显示 3.2.2 - 这是一个有问题的版本。如何降级到 3.1.1?
Update:
install.packages(c("batch", "bitops", "boot", "caTools", "data.table", "doMC", "doSNOW", "ggplot2", "glmnet", "lda", "Matrix", "matrixStats", "moments", "plotrix", "psych", "reshape", "topicmodels", "wordcloud", "methods"), dependencies=TRUE)
Warning messages:
1: package ‘methods’ is not available (for R version 3.2.2)
2: In install.packages(c("boot", "caTools", "data.table", "doMC", "doSNOW", :
installation of package ‘RCurl’ had non-zero exit status
3: In install.packages(c("boot", "caTools", "data.table", "doMC", "doSNOW", :
installation of package ‘curl’ had non-zero exit status
4: In install.packages(c("boot", "caTools", "data.table", "doMC", "doSNOW", :
installation of package ‘XML’ had non-zero exit status
5: In install.packages(c("boot", "caTools", "data.table", "doMC", "doSNOW", :
installation of package ‘OAIHarvester’ had non-zero exit status
6: In install.packages(c("boot", "caTools", "data.table", "doMC", "doSNOW", :
installation of package ‘topicmodels’ had non-zero exit status
我该如何降级?