Lessons about Django (page 2)

The links, tools and tips our engineers and designers share with each other, one “today I learned” at a time.

lessons shared: 288
people sharing: 29
database started in: 2016

github.com
django-readers: a lightweight function-oriented toolkit for better organisation of business logic and efficient selection and projection of data in Django projects
Rebeca SaraiMay 16, 2022
gist.github.com
Custom checks using Django check framework, inspect and ast:
Custom django checks using Django check framework, inspect and ast. - custom_django_checks.py
Flavio JuvenalMay 10, 2022
dabapps.com
Programming and Cognitive Load, with a Django REST Framework example:
This post is about how we can take inspiration from cognitive psychology in order to write better code.
Flavio JuvenalApril 27, 2022
Link offline
djangotricks.blogspot.com · offline
Django Generic Functionality without Generic Relations:
Flavio JuvenalApril 18, 2022
docs.djangoproject.com
Django has a built-in queryset method that allows you to have a dictionary map with a given value being the key and the matching instances the dict value
Carlos CoelhoApril 5, 2022
github.com
django-raw-sugar: Turns your raw SQL into a QuerySet.
Flavio JuvenalMarch 25, 2022
baserow.io
How Baserow lets users generate Django models on the fly:
Baserow generates Django models dynamically to mutate user data. Learn how and why we do this at Baserow.
Flavio JuvenalMarch 18, 2022
andrewbrookins.com
How Does Django's StreamingHttpResponse Work, Exactly?
This post tries to explain just what goes on when you use Django’s StreamingHttpResponse.
Flavio JuvenalMarch 17, 2022
andrewbrookins.com
Using a Replica Router in Django to read your own writes - Scaling Django with Postgres Read Replicas:
Replication is a feature of PostgreSQL that you typically use to achieve high availability by running copies of a database that are ready to take over if you...
Flavio JuvenalMarch 11, 2022
github.com
Django pagination based on the seek method / keyset paging / offset-less pagination:
:cyclone: Pagination based on the seek method / keyset paging / offset-less pagination - nitely/django-infinite-scroll-pagination
Flavio JuvenalMarch 8, 2022
stackoverflow.com
How can I cast a DateField() + TimeField() to local time in a Django QuerySet?
Flavio JuvenalMarch 7, 2022
stackoverflow.com
DRF serializer to_representation is not called if field value is None
Renato VieiraJanuary 25, 2022
twitter.com
Python’s pickle can execute arbitrary code. If an attacker can get a pickle into your system, they can do anything they like!
🥒 Python’s pickle can execute arbitrary code. If an attacker can get a pickle into your system, they can do anything they like! But how could they?
Rebeca SaraiDecember 29, 2021
docs.djangoproject.com
How to make Django migrations that add unique fields:
Flavio JuvenalDecember 27, 2021
docs.djangoproject.com
You can run EXPLAIN on a SQL query directly from a Django queryset:
Flavio JuvenalDecember 23, 2021

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Lessons about Django (page 2)

django-readers: a lightweight function-oriented toolkit for better organisation of business logic and efficient selection and projection of data in Django projects

Custom checks using Django check framework, inspect and ast:

Programming and Cognitive Load, with a Django REST Framework example:

Django Generic Functionality without Generic Relations:

Django has a built-in queryset method that allows you to have a dictionary map with a given value being the key and the matching instances the dict value

django-raw-sugar: Turns your raw SQL into a QuerySet.

How Baserow lets users generate Django models on the fly:

How Does Django's StreamingHttpResponse Work, Exactly?

Using a Replica Router in Django to read your own writes - Scaling Django with Postgres Read Replicas:

Django pagination based on the seek method / keyset paging / offset-less pagination:

How can I cast a DateField() + TimeField() to local time in a Django QuerySet?

DRF serializer to_representation is not called if field value is None

Python’s pickle can execute arbitrary code. If an attacker can get a pickle into your system, they can do anything they like!

How to make Django migrations that add unique fields:

You can run EXPLAIN on a SQL query directly from a Django queryset:

Found it useful? Let’s put it to work.

Found it useful?
Let’s put it to work.