I have followed the link, but with no success. Sometimes it is required to use /bin/bash -login as the command. You need to change your terminal emulator preferences to allow login shell.
RVM is not a function, selecting rubies with 'rvm use. I always get the following when trying to set the default Ruby with RVM: picklemac:~ jblanchard$ rvm use default ruby-2.6.1 I have been trying to install Ruby-2.6.1 on my Macbook Pro for a couple of days now, and I have followed many posts and blog posts to try to get the setup correct, but I am not successful.