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Install Rvm on ubuntu

sudo apt-get install libgdbm-dev libncurses5-dev automake libtool bison libffi-dev
curl -L https://get.rvm.io | bash -s stable
source ~/.rvm/scripts/rvm
rvm install 2.0.0-p645
rvm use 2.0.0-p645 --default
ruby -v
rvm gemset create rails3.2.8
rvm gemset use rails3.2.8
gem install rails -v 3.2.8

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