Customising the environment. Customising the environment.
Users can customize their environment in several different ways.
There is a system initialization file and every directory can have its own special initialization file. The system initialization file is called Rprofile and it is found in the . home subdirectory library . This file should contain the commands that you want to execute every time . A second, personal, profile file named .Rprofile can be placed in any directory. If . is invoked in that directory then that file will be sourced.