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Python 2021-09-16 21:17:05
django refresh form db
def test_update_result(self): obj = MyModel.objects.create(val=1) MyModel.objects.filter(pk=obj.pk).update(val=F('val') + 1) # At this point obj.val is still 1, but the value in the database # was updated to 2. The object's updated value n... Add solution -
Python 2021-09-13 01:30:01
how to filter queryset with foreign key in django
# *********** how to filter queryset with django foreign keys ********** # in models.py file class BookedEvent(models.Model): user = models.ForeignKey(User, on_delete=models.CASCADE) event = models.ForeignKey(Events, on_delete=models.CASCADE) ... Add solution -
Python 2021-09-11 09:35:02
filter foreign fileds django_filters
# *********** how to filter queryset with django foreign keys ********** # in models.py file class BookedEvent(models.Model): user = models.ForeignKey(User, on_delete=models.CASCADE) event = models.ForeignKey(Events, on_delete=models.CASCADE) ... Add solution -
Python 2021-09-10 21:34:02
create a queryset list django
Books.objects.filter(pk__in=a) Add solution -
Python 2021-09-10 05:10:01
django delete object
SomeModel.objects.filter(id=id).delete() Add solution -
Python 2021-09-01 04:50:01
username__icontains in django
'''Text based fields have a selection of matching operations.''' '''For e.g.''' >>> Author.objects.filter(name__contains='Terry') [<Author: Terry Gilliam>, <Author: Terry Jones>] ''' This is not a proper solution sice this requires ... Add solution