jcohenho

Heroku Release Phase + Review Apps + Rails

This is a simplified, but fairly thorough, set of scripts and configuration to enable Heroku Release Phase for Rails apps. Further, this particular set up plays nicely with Heroku Review Apps in that the release phase script will:

1. Fail, loudly, if the DB does not yet exist.
2. Load the DB schema if the current schema version (as determined by bin/rails db:version) is 0.
3. Run DB migrations otherwise.

For a "normal" app that usually means it will run the DB migrations.

jcohenho

Introduction

Card payments with Stripe should be performed with PaymentIntents.

This API was created to handle modern payments, where the cardholder's bank may require the user to authenticate themselves with the bank before a payment can be authorized.

Authentication requirements first started to appear with European banks regulated by PSD2 which introduced [Strong Customer Authentication

jcohenho

Data integrity is so important. We need your help to make sure we've got it.

You've received two different sets of data, each claiming to be the reliable source of truth. Write a ruby command line tool that can parse the two sets of data and output any discrepancies.

The data sits in two CSV files, each with three columns:

Account Email, YouTube Channel, Subscriber Count

You can assume the account emails are the same between files and reliable.