The gem program can be found in the following packages

Question

I am installing Ruby on Rails on Virtual Box / Ubuntu 13.10. Following are the steps

• ruby -v

  => The ruby ​​program can be found in the following packages ... Try: sudo apt-get install

• source / my account / ...

  ==> Good.

• \ curl -L https://get.rvm.io | bash

  => I have a message thanks to which I use RVM. In case of problems, I should consult their website or twitter.

• Rvm requirements

  ==> Successful installation.

• rvm type | head -n 1

  ==> rvm is a function

• Famous rvm list

  ==> I get a list of ruby ​​versions

• rvm install 2.0.0 -C --enable-shared, --with-openssl-dir = / usr / local

  == > ruby ​​2.0.0 . , ruby ​​2.1.0...

• rvm list

  == > rvm rubies = * ruby-2.0.0-p353 [i686]

  # => - current

  # =* - current && default

  # * - current

• rvm use 2.0.0@railstutorial_rails_4_0 --create --default

  == > ok.

• gemset rvm

  == > gemsets ruby-2.0.0-p353...

  ( )

  = > railstutorial_rails_4_0

• gem -v

  = > "gem" :

  • ruby1.9.1
  • RubyGems : sudo apt-get install

ruby? , 7. , , , ruby.

Answer 1

"" "" > " " > " " " ". ruby ​​-v gem -v. . , .

Answer 2

, rvm . ruby -v, ? , , . , $PATH ?

/bin/bash --login , ?

Answer 3

check what returns rvm list.

I had several versions of ruby, but did not select the ruby ​​version.

I did rvm use <ruby_version> --default, then ruby, and also executed the command gem.