To check the currently used Ruby version: ruby -vĬategories Ubuntu Tags ubuntu, ubuntu 20.04, Ubuntu 22. You can set some particular Ruby version as the default one or switch to the one that you want to use currently for your project, in case multiple are installed.įor setting default one: rvm use 3.0.0 -default Set default or Switch to the Ruby version you want to use To get some particular old version, declare the version number: rvm install 2.7.2ħ. To get some particular version on your system or the latest one we can use the RVM tool as well. To know and list what are the Ruby versions available to install on your Ubuntu 20.04, we can use this RVM command: rvm list known Its somewhat like RVM is for Ruby or NVM is for Node but it also supports Erlang, Elixir, Haskel, Ocaml, PHP, Python, Rust and many other languages. Output in our case: rvm 1.29.12 (latest) by Michal Papis, Piotr Kuczynski, Wayne E. Install and manage language versions with ASDF (Node, Elixir, Ruby) Watch on Topics: Setup ASDF Why use ASDF ASDF is a version manager for programming languages. Now to check the RVM version installed on your system: rvm -version Once the installation is completed reload the shell to start using the RVM command-line tool: source ~/.bashrc Use the following command to download the script from GitHub for the installation of RVM. Ruby Version Manager, often abbreviated as RVM, The entire Ruby environment, including the Ruby interpreter, installed RubyGems, and documentation, is. Command to Install RVM on Ubuntu 20.04 LTS Therefore, add the GPG Key for the packages to install Ruby Version Manager on Ubuntu 20.04 LTS. Run System update and install curl sudo apt updateĪlthough we can install Ruby using the standard system repository of Ubuntu, however, to get the latest and old versions and manage them together on the same system or for different projects will be a lot easier using RVM. ![]() These are maintenance releases with bug and security fixes. Use rvm use -default 1.9.2 in order to set the Ruby installed via rvm as default. RubyInstaller versions 3.2.2-1, 3.1.4-1, 3.0.6-1 and 2.7.8-1 are released. usr/bin/ruby1.9.3 ), or research on and call update-alternative. requires a minimum ruby version of 2.6.0, and a minimum RubyGems version of 3.0. If you are using the graphical desktop version of Ubuntu 20.04 LTS then simply press the Ctrl+Alt+T to open the terminal app to run the required commands. You get 1.8.7 from the installed version of your system. For the OS package manager, there should be a way to call ruby with version explicitely (e.g. Bundler compatibility with Ruby & RubyGems Bundler 2.4 or higher. ![]() Set default or Switch to the Ruby version you want to use Steps to install RVM to manager Ruby on Ubuntu 20.04 LTS 1.
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