如何在自制软件中安装特定版本的公式？例如,postgresql-8.4.4而不是最新的9.0.
我只安装了readline 7,我找不到在macOS Sierra上安装第6版的单一方法.这是尝试运行时的错误rails c:
/Users/akashagarwal/.rvm/gems/ruby-2.3.0@global/gems/activesupport-5.0.0.1/lib/active_support/dependencies.rb:293:in`requirement':dlopen(/Users/akashagarwal/.rvm /rubies/ruby-2.3.0/lib/ruby/2.3.0/x86_64-darwin15/readline.bundle,9 ):未加载库:/usr/local/opt/readline/lib/libreadline.6.dylib(LoadError) )
参考:/Users/akashagarwal/.rvm/rubies/ruby-2.3.0/lib/ruby/2.3.0/x86_64-darwin15/readline.bundle原因:图片未找到 - /Users/akashagarwal/.rvm/rubies /ruby-2.3.0/lib/ruby/2.3.0/x86_64-darwin15/readline.bundle