The Django’s built-in authentication system is great. For the most part we can use it out-of-the-box, saving a lot of development and testing effort. It fits most of the use cases and is very safe. But sometimes we need to do some fine adjustment so to fit our Web application.
Make sure you have
django.template.context_processors.request listed in your
In a nutshell, a Middleware is a regular Python class that hooks into Django’s request/response life cycle. Those classes holds pieces of code that are processed upon every request/response your Django application handles.
This is a convenience method for looking up an object, giving a set of parameters, creating one if necessary.
Django comes with a lot of built-in resources for the most common use cases of a Web application. The registration app is a very good example and a good thing about it is that the features can be used out-of-the-box.
List of the most used Django date template filters to format date according to a given format, semantically ordered.
This tip is particularly useful when you want to merge two or more querysets into a single queryset without losing
the capabilities of performing
distinct, etc. operations.
DateField have two very useful arguments for automatically managing date and time.
If you want keep track on when a specific instance was created or updated you don’t need to do it manually: just set
auto_now_add arguments to
True like in the following example:
This is a very simple trick that can help you optimize your database queries using the Django ORM.