This is a brief one, I hope.
I've begun thinking about how to deploy my app. It would have been easy as a one-pager, but my app has a PostgreSQL database, and it is a social networking site, which means I should prepare for lots and lots of users (assuming people pick it up at all).
I was totally confused over how to use flask-security, and researching that made me super confused about sessions vs. cookies vs. tokens, and researching that brought me to the topic of the model-view-controller (MVC). Long story short, I found a pretty good video that introduces the paradigm: