Ruby Installation

Install rbenv

1. Click here to download the file for rbenv installation.
2. From a terminal, execute the command below to give the install-rbenv.mac.sh script executable permissions
   • chmod u+x ~/Downloads/install-rbenv.mac.sh
3. From a terminal, execute the command below to run the install-rbenv.mac.sh script
   • ~/Downloads/install-rbenv.mac.sh
4. After the installation is complete, exit out of the terminal.

What is rbenv?

• Use rbenv to install a new version of Ruby. For example, to install Ruby 2.7.2, run the following command:

rbenv install 2.7.2

• Set the global Ruby version to the newly installed version by running the following command:

rbenv global 2.7.2

• Verify that the correct version of Ruby is being used by running the following command:
  • ruby -v
• Finally, install the bundler gem using the following command:
  • gem install bundler
• This should install the bundler gem for the newly installed version of Ruby and allow you to use it without needing root privileges.