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Node Red MQTT on the Raspberry Pi

Node Red has quite rightly generated a huge head of steam in the 3 years since IBM released it as an Open Source project.  Here I quickly review the interface and short circuit some of the installation and upgrade problems.  If you need a reason to learn OO JavaScript then this too is an excellent starting point.

A BETTER UPGRADE  IS HERE   https://youtu.be/z9a_ztJqaII

Time & Main_Commands
22:14   raspi-config  – hostname/password changes + enable ssh
23:45 node -v     provide current v0.10.29   no npm
24:01 sudo rpi-update       error in screen display here
reboot
24:22 sudo apt-get -y update
24:38 sudo apt-get -y upgrade
24:48 sudo apt-get -y autoremove
25:28 sudo apt-get -y install npm
25:46 sudo npm i(little I) -g npm@2.x
25:47 node -v     to see upgraded and
25:49 npm -v
25:53 sudo npm install -g n
26:07 sudo n latest
reboot
26:18 sudo npm install -g npm node-gyp

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