Mange Learn Survey APIs

Environment variables:

Hostname

HOST = localhost

Port number

POST = 3000

Mongo DB connecting string

MONGODB_URL = mongodb://localhost:27017

Database name

DB = dbname

Log level

• 0 EMERGENCY system is unusable
• 1 ALERT action must be taken immediately
• 2 CRITICAL the system is in critical condition
• 3 ERROR error condition
• 4 WARNING warning condition
• 5 NOTICE a normal but significant condition
• 6 INFO a purely informational message
• 7 DEBUG messages to debug an application

LOG = debug

port Define environment

NODE_ENV = development

Environment:

production

NODE_ENV=production node app.js

stage

NODE_ENV=stage node app.js

qa

NODE_ENV=qa node app.js

development

NODE_ENV=development node app.js