MongoDB 2.x has few possibilities for data extraction, and I need to make some changes to be able to load it into PostgreSQL. Recursion was the last thing on my mind 🤷‍♂️

Many editors support syntax highlighting inside a ruby heredoc; try it out, and you might get pleasantly surprised.

Redis default configuration needs to change for a sidekiq queue backend. This is how you do it right!

Sometimes you have to get ahead of things. Rate limits suck but are there for a reason, waiting until the API you are calling raises a rate limit error is bad, really bad. This is how you get ahead and prevent the external API from raising rate limit errors.

Ruby is more than a little memory hungry. This is a known fact, what isn't known by most of my clients is how to reduce memory consumption considerably. This is how you do it.