This summary is adopted from SoungRyoul Kim's session during Pycon Korea 2020database is accessed only when needed, for only the needed amount.if all

Consider the following dictionary format.If we were to sort by downloads first, then all items with no downloads sorted by date, we can do so by using

Migration history can be found in django_migrations table in your database. An article on Django models and migrationsDjango-filter package(https&#x3A

not None and truthy are not equivalent. For instance, empty lists are evaluated as falsy, yet they are not None.

Adopted from this question on stackoverflowIf you want to order serialized data like below:Try using a defaultdictAdditionally, multiple arguments can

How to Deploy Django Channels 2.x on AWS Elastic BeanstalkChannels Examples

Creating a Chat App with Serverless, WebSockets, and Python: A Tutorial\*\* modify iamRoleStatements if any error occurs:Adding Websockets to your AWS

Django contenttypes documentation(https://docs.djangoproject.com/en/3.1/ref/contrib/contenttypes/\[Simpleisbetterthancomplex blog on content type

Check self.\_state of the model.self.\_state.adding is True when the model is being created.self.\_state.adding is False when the model is being updat

from stackoverflowIt is important that you use threading.local instead of using a dictionary with threading.current_thread, as the latter may lead to

Referenced articles: (1) spoqa (2) Naive datetime only stores date / time information Aware datetime Additionally stores timezone info Rule of thum

Often times we need to implement a social networking service-like notification system. django-notifications-hq can facilitate your implementation in s

Code examples adopted from this blogAttached files are not automatically deleted if your model has FileField or ImageField.

Code examples adopted from this blogImage table will be rendered as such:Email headers will look like this:In production it may be better to reference

Original answer on stackoverflow

When used fittingly, source simplifies a lot of common patterns.To serialize username field to user_name key, add a CharField on the serializer with a

Because input file validation is a common step used widely throughout app APIs, it is more efficient to create a separate validator and reuse it.pip i

pip install django-activity-streamdjango-activity-stream documentationpip install stream-djangostream-django github

When updating your elastic beanstalk with PostgreSQL RDS, you may encounter the following error:ERROR: Your requirements.txt is invalid. Snapshot your

provides a variety of multi-processing moduels (MPMs)flexible architecture for choosing different connection and request handling algorithmsflexibilit