Created
April 1, 2017 16:58
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This snippet will load the libraries in a smarter way. If the library is already installed, then it is loaded. Otherwise, it is installed and then loaded.
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| ensure_pkg <- function(pkg) { | |
| pkg = toString(substitute(pkg)) | |
| if (!require(pkg, character.only = TRUE)){ | |
| install.packages(pkg) | |
| require(pkg) | |
| } | |
| } | |
| ensure_pkg("car") | |
| ensure_pkg("lattice") | |
| ensure_pkg("rpart") |
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