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Sagar Arlekar
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Setup Postgres for Rails
After installing postgres Create a new role https://www.postgresql.org/docs/9.6/static/sql-createrole.html e.g.    create role <rails_app_name> WITH CREATEDB; ALTER ROLE <rails_app_name> SUPERUSER; ALTER ROLE <rails_app_name> LOGIN;
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Mongoid — assign object id
Mongoid — assign object id Model.new({id:""})
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“The most common secret sauce is… ketchup” - Swami Someonenand http://bit.ly/mKJM7L
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Aws Fetch Object
Aws :: S3 :: Object .new({ bucket_name : ' ' , key : ' ' }). Aws :: S3 :: Object .new({ bucket_name : ' ' ,  key : ' ' }).public_url get URL
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Importing CSV in Mongodb
e.g. ./mongoimport  --collection sites --db sites-db --file data.csv --type csv --headerline --type csv & --headerline parameters are important.
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