Install nodered in ubuntu
Before you can install Node-RED, you must have a working install of Node.js. We recommend the use of Node.js LTS 8.x . Users of Node.js 6.x and 4.x should ensure they have the latest updates. Node-RED no longer supports Node.js 0.12.x or 0.10.x. Linux and OSX users should install the packaged version of Node.js for your specific operating system, or get the latest Long Term Support (LTS) version from the download site . To check your version of Node.js node -v Other download options are available here . The easiest way to install Node-RED is to use the node package manager, npm, that comes with Node.js. Installing as a global module adds the command node-red to your system path: sudo npm install -g --unsafe-perm node-red Next Once installed, you are ready to run Node-RED. Running If you have installed Node-RED as a global npm package, you can use the node-red command: $ node-red Welcome to Nod...