Django
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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 years ago" (in the Django stone age), "closed 4 years ago", and "last changed 5 months ago". Read through the discussion, it is interesting.
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 answers here are simpler and better adapted for your use case, but if anyone with a similar but slightly more complex problem (such as needing "not" or "or") sees this, it's good to have the reference right here.
Jun 24, 2011 · 1. To check the Django version installed on your Windows PC, In a Terminal session, run: py -m django --version. Or in a Python REPL: import django. django.get_version() To check the Django version installed in your active virtual environment (venv), run: Django-admin --version.
Jun 28, 2012 · Given a url pattern, Django uses url() to pick the right view and generate a page. That is, url--> view name. But sometimes, like when redirecting, you need to go in the reverse direction and give Django the name of a view, and Django generates the appropriate url. In other words, view name --> url.
from django.core import serializers from django.http import HttpResponse def your_view(request): data = serializers.serialize('json', YourModel.objects.all()) return HttpResponse(data, content_type='application/json') Bonus for Vue Users. If you want to bring your Django Queryset into Vue, you can do the following. template.html
You shouldn't use the double-bracket {{ }} syntax within if or ifequal statements, you can simply access the variable there like you would in normal python: {% if title == source %} ... {% endif %} answered Jul 7, 2012 at 4:15. Herman Schaaf. 48.2k 21 105 140.
I want to be able to list the items that either a user has added (they are listed as the creator) or the item has been approved. So I basically need to select: item.creator = owner or item.modera...
May 4, 2019 · 'django_truncate', ] Use this command in your terminal to delete all data of the table from the app. python manage.py truncate --apps app_name --models table_name
Django is a web server built over python while django-rest is a package for django servers. If you only use django without using django rest framework, most probably you will be creating sites by 'server rendering' but if you are using django-rest in your django application you will be creating apis that will be later consumed by other frontends like react or vue.
84. 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. My views.py is: import json. from django.http import StreamingHttpResponse. def main_page(request): if request.method=='POST':
