How do I install multiple versions of Ruby on Windows?

Can you have multiple versions of Ruby installed?

These allow you to keep multiple versions of Ruby on the same system. Once you’ve installed a version manager, and installed your own Ruby version, you won’t mess with your system’s Ruby and its Gems, which is the greatest benefit. No more sudo ! No more permissions errors and Gem conflicts.

How do I manage multiple versions of Ruby?

Using rbenv To Manage Multiple Ruby Versions

  1. Install. Upgrade or install ruby-build: …
  2. Add Ons. The plugin rbenv-bundler makes it possible to not have to type bundle exec in front of every command. …
  3. Check Local Versions. …
  4. Check Installable Versions. …
  5. Install A Ruby. …
  6. Use The Ruby.

How do I install an older version of Ruby?

Use the secure installation method. Read the installation instructions — you probably want the single-user configuration. Use rvm list known to list available Rubies and then run rvm install x.x.x to install a specific version. Use rvm use x.x.x –default to change your default Ruby.

How do I use a specific version of Ruby?

Selecting a version of Ruby

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You’ll need to install bundler 1.2. x or above to use the ruby keyword and bundler 1.13. x or above to use a Ruby version specifier. You can use the ruby keyword in your app’s Gemfile to specify a specific version of Ruby.

How do I change Ruby to Rbenv?

Get started with rbenv

  1. List the installed Ruby versions. To list the installed Ruby versions in your machine with rbenv, run the following command: rbenv version. …
  2. Install a Ruby version. To install a new Ruby version, use the rbenv install command: rbenv install VERSION. …
  3. Use a specific Ruby version for a project.

How do I manage Ruby version?

Basic command-line RVM usage can be boiled down to this set of commonly used commands:

  1. rvm install <version> installs given Ruby version on your system,
  2. rvm remove <version> removes given Ruby version from your system,
  3. rvm list lists all Ruby versions installed on your system,

How do I install different versions of rails?

You can vendor the version of rails you want into your vendor/rails folder. At the command line just run rake `rake rails:freeze:edge RELEASE=2.2. 2′. You don’t need any version of rails installed for this to work it will take the source and build it from the remote source in your vendor directory.

How do I see all the versions of Ruby?

Check via the ruby –version command in terminal. Then let’s list all the Ruby packages available to install. This will display all the known Ruby versions. The list might be a little long for your terminal, so simply scroll to the top part where the #MRI Rubies are listed.

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How do I downgrade Ruby version?

As others have mentioned, its hard to come up with exact solution, in general to downgrade or switch versions for a user:

  1. Install Ruby 1.8.7 (or locate it on your system if you have it already)
  2. Edit your .bash_profile or .bashrc file to update your $PATH so that the 1.8.7 executable is found first. …
  3. 7/bin/ruby.

How do I update my Ruby version?

Ruby versions (updating)

  1. Upgrade ruby (using rvm) sudo rvm get head. …
  2. Install bundler. gem install bundler.
  3. Go to application root directory and install gems. cd APPLICATION_ROOT. …
  4. Install Easy Redmine. rake easyproject:install RAILS_ENV=production.
  5. You may also need to change the ruby version in a startup script.

How do I install a specific version of Ruby in Termux?

2 Answers

  1. Install gawk, curl and tar packages: apt install curl gawk tar.
  2. Go to rvm.io site and just copy ‘Install RVM’ command, look’ like: …
  3. Add this line [[ -s “$HOME/.rvm/scripts/rvm” ]] && . “$ …
  4. Now your shell must writing a syntax PS problem, just open rvm script and edit it: