Selenium + xvfb + firefox + ruby

apt-get update

apt-get install xvfb firefox

apt-get install software-properties-common make gcc

apt-get install ruby ruby-dev

gem install selenium-webdriver
gem install rspec

gem install ruby-mysql

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export DISPLAY=:99.0
Xvfb :99.0 &
ruby ffhead.rb

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#apt-add-repository ppa:brightbox/ruby-ng