Node.js
wget http://nodejs.org/dist/v0.10.24/node-v0.10.24-linux-arm-pi.tar.gz
tar xvzf node-v0.10.24-linux-arm-pi.tar.gz
sudo mkdir /opt/node
sudo cp -r node-v0.10.24-linux-arm-pi/* /opt/node
Edit /etc/profile
replace export PATH
by
NODE_JS_HOME="/opt/node"