Ever needed to recalculate some fields in your Django models and wondered how it can be done efficiently? SQL might be the answer. Let me first explain the problem that made me think about it.
It took me a while to understand what is going on under the hood of Django and Jinja2 when it comes to i18n (internationalization). I'm sure this piece of information will be useful to anyone using Jinja2 templates inside Django that wants to support more than one language.