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我正在尝试在 ubuntu 12.04 上安装 rails。我安装了它，但是当我尝试使用 rails new 时，它说没有安装 rails。运行 gem 环境后，我得到以下输出：

ben@ben-V5-131:~$ gem environment
RubyGems Environment:
  - RUBYGEMS VERSION: 2.0.10
  - RUBY VERSION: 1.8.7 (2011-02-18 patchlevel 334) [x86_64-linux]
  - INSTALLATION DIRECTORY: /home/ben/.rvm/gems/ruby-1.8.7-p334
  - RUBY EXECUTABLE: /home/ben/.rvm/rubies/ruby-1.8.7-p334/bin/ruby
  - EXECUTABLE DIRECTORY: /home/ben/.rvm/gems/ruby-1.8.7-p334/bin
  - RUBYGEMS PLATFORMS:
    - ruby
    - x86_64-linux
  - GEM PATHS:
     - /home/ben/.rvm/gems/ruby-1.8.7-p334
     - /home/ben/.rvm/gems/ruby-1.8.7-p334@global
  - GEM CONFIGURATION:
     - :update_sources => true
     - :verbose => true
     - :backtrace => false
     - :bulk_threshold => 1000
  - REMOTE SOURCES:
     - https://rubygems.org/
ben@ben-V5-131:~$

rails可能安装在全局gem路径中的问题吗？

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1 回答 1

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要在 ubuntu 12.04 上安装 ruby​​ on rails，请关注以下博客： https ://www.digitalocean.com/community/articles/how-to-install-ruby-on-rails-on-ubuntu-12-04-lts-带有 rvm 的精确穿山甲

它适用于 ruby​​ 2.0.0 和 rails 4.0

我的宝石环境：

  - RUBYGEMS VERSION: 2.1.5
  - RUBY VERSION: 2.0.0 (2013-06-27 patchlevel 247) [x86_64-linux]
  - INSTALLATION DIRECTORY: /home/tao/.rvm/gems/ruby-2.0.0-p247
  - RUBY EXECUTABLE: /home/tao/.rvm/rubies/ruby-2.0.0-p247/bin/ruby
  - EXECUTABLE DIRECTORY: /home/tao/.rvm/gems/ruby-2.0.0-p247/bin
  - SPEC CACHE DIRECTORY: /home/tao/.gem/specs
  - RUBYGEMS PLATFORMS:
    - ruby
    - x86_64-linux
  - GEM PATHS:
     - /home/tao/.rvm/gems/ruby-2.0.0-p247
     - /home/tao/.rvm/gems/ruby-2.0.0-p247@global
  - GEM CONFIGURATION:
     - :update_sources => true
     - :verbose => true
     - :backtrace => false
     - :bulk_threshold => 1000
  - REMOTE SOURCES:
     - https://rubygems.org/
  - SHELL PATH:
     - /home/tao/.rvm/gems/ruby-2.0.0-p247/bin
     - /home/tao/.rvm/gems/ruby-2.0.0-p247@global/bin
     - /home/tao/.rvm/rubies/ruby-2.0.0-p247/bin
     - /home/tao/.rvm/bin
     - /usr/lib/lightdm/lightdm
     - /usr/local/sbin
     - /usr/local/bin`enter code here`
     - /usr/sbin
     - /usr/bin
     - /sbin
     - /bin
于 2013-10-06T18:23:58.150 回答