NPM and NodeJS update on RPI

node.txt

pi@raspberrypi:~ $  node -v
v0.10.29
pi@raspberrypi:~ $  sudo su -
root@raspberrypi:~ # apt-get remove nodered -y
    root@raspberrypi:~ # apt-get remove nodejs nodejs-legacy -y
    root@raspberrypi:~ # apt-get remove npm  -y # if you installed npm
    root@raspberrypi:~ # curl -sL https://deb.nodesource.com/setup_5.x | sudo bash -
    root@raspberrypi:~ # apt-get install nodejs -y
    root@raspberrypi:~ # node -v
    v5.9.0
    root@raspberrypi:~ # npm -v
    3.7.3