How do I install an older version of Ruby?

How do I install an older version of Ruby?

To install another Ruby version, let’s follow these steps.

1. Install rvm.
2. Install another Ruby version using RVM by running: rvm install 2.4.2.
3. You can now list the versions of Ruby that are installed by the command below: rvm list.

How do I install specific versions of gems?

Use `gem install -v` You may already be familiar with gem install , but if you add the -v flag, you can specify the version of the gem to install. Using -v you can specify an exact version or use version comparators.

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 you update a gem to a specific version?

This will work if the gem has no shared dependencies with other gems.

1. Find out the version you want to update to.
2. Add that version explicitly to the Gemfile with , ‘=1.2.3’
3. Run bundle install.
4. Remove the explicit version number again.
5. Run bundle install once more.

How do I use another version of Ruby?

How do I install them?

1. Follow the all the installation and setup instructions.
2. Install ruby-build.
3. Run rbenv install x.x.x where x.x.x is the version (use rbenv install –list to see which ones are available.
4. Run rbenv global x.x.x to change your global Ruby version.

How do I install Ruby version?

Follow the steps given below for installing Ruby on Rails.

1. Step 1: Check Ruby Version. First, check if you already have Ruby installed.
2. Step 2: Install Ruby.
3. Step 3: Install Rails.
4. Step 4: Check Rails Version.
5. Step 1: Install Prerequisite Dependencies.
6. Step 2: Install rbenv.
7. Step 3: Install Ruby.
8. Step 4: Install Rails.

How do I install a specific version of Rails?

Rails Installation on Windows

1. Step 1: Check Ruby Version. First, check if you already have Ruby installed.
2. Step 2: Install Ruby. If Ruby is not installed, then download an installation package from rubyinstaller.org.
3. Step 3: Install Rails.
4. Step 4: Check Rails Version.

How do I downgrade Rails version?

How to downgrade my rails version?

1. I opened command prompt.
2. I typed gem uninstall rails.
3. Some options came for rails version then I selected my current version and pressed entered.
4. Then typed gem install rails -v 3.2.
5. I went to my Site directory and typed rails new blog.

How do I delete all Ruby versions?

Any gems that you install while using an RVM’s ruby version, is self contained in that version. However there may come a time when you no longer want to use a particular ruby version and want to delete it along with all it’s gems. Then this can be done using the “remove” command.

Can I change Gemfile lock?

Since the second time of bundle install execution, dependencies are loaded from Gemfile. lock as long as Gemfile isn’t changed.

How to install a specific version of a ruby gem?

To install different version of ruby, check the latest version of package using apt as below: $ gem –version # Check for the current user. $ sudo gem –version # Check globally. If the version is still old, you may try to switch the version to new by using ruby version manager ( rvm) by:

How to check the current version of Ruby?

To check what’s the current version, run: $ gem –version # Check for the current user. $ sudo gem –version # Check globally. If the version is still old, you may try to switch the version to new by using ruby version manager (rvm) by: rvm 1.9.3

What kind of plugin do I need to install Ruby?

You can however find support within their respective communities. asdf-vm is an extendable version manager that can manage multiple language runtime versions on a per-project basis. You will need the asdf-ruby plugin (which in turn uses ruby-build ) to install Ruby. chruby allows you to switch between multiple Rubies.

Is it possible to install Ruby on Windows 10?

Managers help you to switch between multiple Ruby versions on your system. Finally, you can also build Ruby from source. On Windows 10, you can also use the Windows Subsystem for Linux to install one of the supported Linux distributions and use any of the installation methods available on that system.