python - How to check Django version - Stack Overflow
2011年6月24日 · The suggested commands show your installed django version, not the code version. Check the requirements.txt cat src/requirements.txt | grep "Django==" or in your …
Creating a JSON response using Django and Python
from django.core import serializers from django.http import HttpResponse def your_view(request): data = serializers.serialize('json', YourModel.objects.all()) return HttpResponse(data, …
How to do an OR filter in a Django query? - Stack Overflow
The question is specifically about building a query in Django to get records with field1 = 'value1' OR field2 == 'value2'. Your answer doesn't answer the question. – Yacc
Django: How to manage development and production settings?
2012年5月19日 · DJANGO_DEVELOPMENT=true python manage.py runserver At the bottom of your settings.py file, add the following. # Override production variables if …
How do I do a not equal in Django queryset filtering?
2017年2月22日 · 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 …
How to receive json data using HTTP POST request in Django?
I want to post some JSON using HTTP POST request and receive this data in Django. I tried to use request.POST['data'], request.raw_post_data, request.body but none are working for me. …
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 to properly use the "choices" field option in Django
$ pip install django-better-choices. For those who are interested, I have created django-better-choices library, that provides a nice interface to work with Django choices for Python 3.7+. It …
Django - limiting query results - Stack Overflow
2011年7月4日 · Django querysets are lazy. That means a query will hit the database only when you specifically ask for the result. So until you print or actually use the result of a query you …
How can one use enums as a choice field in a Django model?
2019年2月21日 · 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 …