How do I install Ruby on Rails? -


I have Ruby 1.8.6 installed on my machine when I tried the gem then the gem version was 0.9.2 Now I Installing tracks I tried to install the gem rail 

  Error: while executing the gem ... (Gem :: RemoteFrenchure :: FetchError) getaddrinfo: No address is associated with hostname. (SocketError)

Why is it so and after the installtion where the rail is stored and one thing is necessary to set up the net connection rail ??


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