Rvm which version of rails

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As of version 1. Autolibs is a feature built into RVM that automatically installs system dependencies. As your user does not have sudo or root access this is not possible, thus you should disable the autolibs feature with the following command: rvm autolibs 0 In case some gem installation fails or your project does not run due to a missing dependency, you can contact our support team for assistance.

You can check for any missing dependencies with the following command: rvm requirements 3. You can switch to that Ruby version with: rvm use 2. Install Rails and create a project. You need to create a directory for storing your project. Proceed with installing Rails: gem install rails Rails will be installed in the gemset blog. This can take a while as Rails has a lot of gem dependencies.

Now create a new Rails project: rails new. Improve this question. Pol0nium Pol0nium 1, 4 4 gold badges 14 14 silver badges 30 30 bronze badges.

Add a comment. Active Oldest Votes. Improve this answer. Santhosh Santhosh Oh yes! That was perfect. How can I specify rvm to use rails version 3.

You can use a shortcut to perform both those commands in one step: rvm use ruby 1. In your Gemfile, add a comment after the ruby version: ruby '2. That is a very nicely written answer. Especially the part about "In your Gemfile, add a comment after the Ruby version". I did not know rvm would do that automatic switching between versions. A rare and flawless diamond in the rough of StackOverflow. Thank you 7stud.

Thank you. If the gemset does not already exist do : rvm use rails3 --create — null. I guess it was installed by mistake? Uninstall that version using, gem uninstall railties, and then picking the option with 4. Now the command "rails -v" will return your expected version which is "3. Gamaliel Gamaliel 3 3 silver badges 5 5 bronze badges. Sign up or log in Sign up using Google. You can install one to the default 2. To illustrate the point, let's talk about a common use case.

Assume you are testing out a rails application against a new Rails release. RVM makes such testing very easy, by letting you quickly switch between multiple Rails versions. First, let's set up the environments:. Note that, for each of the ruby installs above, you can have completely separate versions!