Blynk and Raspberry Pi: Tips & Tricks

Autostart

To enable Blynk autostart for Pi, find /etc/rc.local file and add there:

node full_path_to_your_script.js <YourAuthToken> &

Run forever

Use  forever utility to auto-restart your script. 

npm install -g forever

Run external scripts/utilities from Blynk 

You can run external python, batch, or just anything executable from Node.js using child_process module:

var exec = require('child_process').exec;
exec('command', function callback(error, stdout, stderr){
    // result
});

PiBakery

PiBakery allows you to pre-configure Raspberry Pi, while creating SD Card.