python - How to use "AND" in a Django filter? - Stack Overflow
from django.db.models import Q criterion1 = Q(question__contains="software") criterion2 = Q(question__contains="java") q = Question.objects.filter(criterion1 & criterion2) Note the other …
How do I do a not equal in Django queryset filtering?
Feb 22, 2017 · The Django issue tracker has the remarkable entry #5763, titled "Queryset doesn't have a "not equal" filter operator". It is remarkable because (as of April 2016) it was "opened 9 …
Newest 'django' Questions - Stack Overflow
Django 5.2 introduced the ability to customize the shell management command by overriding the get_auto ...
Django: How to manage development and production settings?
May 19, 2012 · DJANGO_DEVELOPMENT=true python manage.py runserver At the bottom of your settings.py file, add the following. # Override production variables if …
django - show the length of a queryset in a template
Jan 21, 2018 · some_queryset.count() or {{some_queryset.count}} in your template. dont use len, it is much less efficient.The database should be doing that work.
django - What is a NoReverseMatch error, and how do I fix it?
Jul 15, 2016 · In Django 1.10, the ability to reverse a url by its python path was removed. The named path should be used ...
Django: save () vs update () to update the database?
May 26, 2015 · Before Django version 1.5, Django was executing a SELECT before INSERT/UPDATE, so it costs 2 query execution. With version 1.5, that method is deprecated. …
How do I reference a Django settings variable in my models.py?
May 31, 2017 · # Problem is here. from django.core.files.storage import FileSystemStorage fs = FileSystemStorage(location ...
How can one use enums as a choice field in a Django model?
Feb 21, 2019 · Django supports adding an extra string value to the end of this tuple to be used as the human-readable name, or label. The label can be a lazy translatable string. Thus, in most …
Django : HTML form action directing to view (or url?) with 2 …
Feb 24, 2017 · Become good django developer. You can also use Django ModelForms for your model. Using model forms or simple form you can do multiple things . Modular approach; Write …