rvm use 1.9.3 --default Step Three—Install RubyGems PLEASE NOTE: RVM is 'hands off' any system ruby that you have installed. Uninstalling a Ruby version. What do I really do? See what took place…, $ sudo jewel cleanup Clearing up installed gems… Wanting to uninstall mongrel-1.0.1 Mistake: While performing gem … (Gem::InstallError) Unknown jewel mongrel = 1.0.1, Why would this give me one? rm -f /usr/bin/gem. Right off the bat, if it’s not too much trouble ensure you redesign your Rubygems to 2.1.0 or more up to date: what’s more, with a specific end goal to uninstall all gems: Contact Us Terms of Use Privacy Policy Cookies Policy. the ruby string with a comma, e.g. RVM – Deleting a Ruby version Any gems that you install while using an RVM’s ruby version, is self contained in that version. Ruby Version Manager - 'rvm uninstall' - Uninstalling RVM, To remove an RVM installed ruby do: $ rvm uninstall 1.8.6 Removing /Users/​wayne/.rvm/rubies/ruby-1.8.6-p399 Uninstalling a ruby removes only the install​ rm -f /usr/local/bin/ruby. RVM is another tool that purports to ease ruby’s dependency issues. So far you are able to have different Ruby versions having one rails version each. Towards the end, you’ll have an improved knowledge of where ruby lives on one’s body and you’ll likewise have a stable, adaptable ruby set up that can develop with new development while concurrently providing a bulletproof runtime environment for existing applications and tools. rm -f /usr/bin/ruby. It will remove all prior installed gems and downloaded libraries so that we now just what will happen. In keeping with RVM’s mission of providing contained Ruby environments, it is also possible to install gems that are only associated with a single Ruby installation. Rails is simply a Ruby gem, and with Ruby installed we can install Rails! However, making use of your system’s default ruby to set up gems is an instant course into dependency nightmares, as different gems attack to make use of different variations of the same collection. you can install latest rvm and ruby by : $ \curl -L https://get.rvm.io | bash -s stable --ruby and check all the ruby version with stability $ rvm list known can also check details here : http://www.ruby-lang.org/en/downloads/ $ rvm install ruby 2.0.0-p247 Use when you want to download specific version or know this is stable. There are two ways to remove rubies from rvm: rvm remove # Removes the ruby, source files and optional gemsets / archives rvm uninstall # Just removes the ruby - leaves everything else Keeping in mind the end goal to uninstall all pearls, you need to circle through all sections in diamond list with bash scripting. Optionally, it accepts the --archive flag to remove the downloaded archive The next thing you need to do is check to make sure that RVM is removed from your path. Running rvm list again will result in the output below: ruby-2.5.5 [ x86_64 ] # Default ruby not set. RVM has an extremely flexible gem management system called Named Gem Sets. Next, remove RVM with the following command: rm -rf ~/.rvm At this point, you no longer have an . Because of this new project I needed to truly have a clean unit installation for Ruby and Rails. and --gems to get rid of all associated gemsets. 切换 Ruby 版本. The recommend way is to perform jewel cleanup , but as you might have guessed it didn’t work immediately. RVM (Ruby Version Manager) is a command line tool which allows us to easily install, manage and work with multiple Ruby environments from interpreters to sets of gems.. You can uninstall one or many rubies. There is a version of ruby-rvm in the Canonical-SIG 3rd party testing PPA.It's for testing, so there may be bugs. Install Ruby. Cleanup Chances are, you already have Ruby installed from the EL repo. Install RVM. (A reboot doesn’t harmed after you accomplish this, merely to make sure). You can then install Ruby on Rails(rails)in the current Ruby version using the command below. Ruby is also available in the Ubuntu repository. $ rvm -v rvm 1.29.9 (latest) by Michal Papis, Piotr Kuczynski, Wayne E. Seguin [https://rvm.io] Manage your Ruby Environment. But the one that we recommend in this tutorial is RVM, … To install without rubygems-bundler and rvm gems (and also remove those gems from both global.gems and default.gems): \curl -sSL https://get.rvm.io | bash -s stable --without-gems="rvm rubygems-bundler". Uninstalling Rubies To remove an RVM installed ruby do: $ rvm uninstall 1.8.6 Removing /Users/wayne/.rvm/rubies/ruby-1.8.6-p399... Uninstalling a ruby removes only the install and leaves the source. For your next steps, you can learn more about working with RVM and how to use RVM to manage your Ruby installations. There exists a similar application that you may also want to consider: rbenv. rvm list 卸载一个已安装版本. You can find more RVM related projects at. In most cases, you should instead rm -rf ~/.rvm* sudo rm -rf /etc/rvm* sudo groupdel rvm You'll also need to remove the following line from your.bashrc file & … As shown below example will install Ruby 2.4.1 on your system. Which is what can cause the rather cryptic problem. literally just removes the folder under ~/.rvm/rubies. The latest version of Rails is at 6.03. First, run the next commands: $ rvm implode $ jewel uninstall rvm. This command will uninstall version 2.6.3 of Ruby. rvm use 2.2.0 如果想设置为默认版本，这样一来以后新打开的控制台默认的 Ruby 就是这个版本. Once you are using RVM, installing Ruby is easy. Install the latest stable version of Ruby with RVM and set it as the default version: rvm install rubyrvm --default use ruby. In /System there will be the gems that was included with basic vanilla Leopard. We have covered the basics of how to install RVM and Ruby on Rails here so that you can use multiple Ruby environments. There are other ways to install Ruby, e.g. RVM lets you add a small text file to your application's repository, instead of checking in tons of gems which would needlessly inflate your repository size. $ sudo jewel environment RubyGems Environment: GEM Pathways: /Collection/Ruby/Gems/1.8 /Users/patrick/.jewel/ruby/1.8 /System/Collection/Frameworks/Ruby.platform/Versions/1.8/usr/lib/ruby/gems/1.8 …. Having the RVM project’s public key allows us to verify the legitimacy of … Conclusion. $ rvm use system $ ruby -v ruby 2.0.0p451 (2014-02-24 revision 45167) [universal.x86_64-darwin13] $ which ruby /usr/bin/ruby. through yum, apt-get, source tarball, rbenv and chruby. Furthermore, one of its dependencies, libreadline-gplv2-dev, only exists under this name since Ubuntu 11.10.. Questions Before we Begin. RVM is useful for installation of multiple Ruby versions on the single system.