simple tutorial for installing casperjs on ubuntu

install casperjs (and phantomjs) on ubuntu

# install phantomjs
cd /usr/local/share
sudo wget https://github.com/ariya/phantomjs/archive/2.1.1.tar.gz
sudo tar -xzvf 2.1.1.tar.gz
sudo ln -s /usr/local/share/phantomjs-2.1.1-linux-x86_64/bin/phantomjs /usr/local/share/phantomjs; sudo ln -s /usr/local/share/phantomjs-2.1.1-linux-x86_64/bin/phantomjs /usr/local/bin/phantomjs; sudo ln -s /usr/local/share/phantomjs-2.1.1-linux-x86_64/bin/phantomjs /usr/bin/phantomjs
sudo apt-get install fontconfig

# install casperjs
mkdir -m777 /var/www # Make sure the folder exists
cd /var/www/
git clone git://github.com/n1k0/casperjs.git
cd casperjs
sudo ln -sf `pwd`/bin/casperjs /usr/local/bin/casperjs

# remove tar file of phantomjs
sudo rm -f /usr/local/share/2.1.1.tar.gz

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references:
http://kb.solarvps.com/ubuntu/installing-phantomjs-on-ubuntu-12-04-lts/
http://docs.casperjs.org/en/latest/installation.html
https://gist.github.com/andrewslince/4e5f9aba78e175d8fab1