在 railcast.com 上的 310 railcasts 之后,我在 rails 上安装了 ruby。现在我可以运行并创建一个新的 rails 并使用 rail s 运行它。当我关闭终端并重新启动它时,问题就出现了,我收到以下错误
The program 'rails' is currently not installed. You can install it by typing:
sudo apt-get install rails
这里是红宝石版本
ruby -v
ruby 1.9.3p286 (2012-10-12 revision 37165) [i686-linux]
如果我做 rails -vi 得到关注
The program 'rails' is currently not installed. You can install it by typing:
sudo apt-get install rails
whereis rails
rails:
gem 环境给了我这个
- RUBYGEMS VERSION: 1.8.24
- RUBY VERSION: 1.9.3 (2012-10-12 patchlevel 286) [i686-linux]
- INSTALLATION DIRECTORY: /home/john/.rvm/gems/ruby-1.9.3-p286
- RUBY EXECUTABLE: /home/john/.rvm/rubies/ruby-1.9.3-p286/bin/ruby
- EXECUTABLE DIRECTORY: /home/john/.rvm/gems/ruby-1.9.3-p286/bin
- RUBYGEMS PLATFORMS:
- ruby
- x86-linux
- GEM PATHS:
- /home/john/.rvm/gems/ruby-1.9.3-p286
- /home/john/.rvm/gems/ruby-1.9.3-p286@global
- GEM CONFIGURATION:
- :update_sources => true
- :verbose => true
- :benchmark => false
- :backtrace => false
- :bulk_threshold => 1000
- REMOTE SOURCES:
- http://rubygems.org/
我也相信答案是他的路径,似乎同样有这个问题Installed Rails 但 rails 命令说它没有安装。但我不知道如何放置路径。任何帮助,将不胜感激