R安装包问题
> install.packages("caret")
Warning in install.packages :
'lib = "C:/Program Files/R/R-3.3.1/library"' is not writable
Error in install.packages : unable to install packages
出现以上问题是什么原因?求帮忙
> install.packages("caret")
Warning in install.packages :
'lib = "C:/Program Files/R/R-3.3.1/library"' is not writable
Error in install.packages : unable to install packages
出现以上问题是什么原因?求帮忙
2016-10-01
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