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Go 2022-01-31 06:40:14
get related values in dajngo template
#Model class Forum(models.Model): ... class ForumFront(models.Model): forum = models.ForeignKey(Forum, default=None) post_count = models.IntegerField(default=0) topic_count = models.IntegerField(default=0) #Template {{ forum }} <ul>... Add solution -
Python 2022-01-29 22:10:02
django content type
from django.contrib.contenttypes.fields import GenericForeignKey from django.contrib.contenttypes.models import ContentType from django.db import models class TaggedItem(models.Model): tag = models.SlugField() content_type = models.ForeignKey(Con... Add solution -
Python 2022-01-29 10:47:50
AttributeError: type object 'User' has no attribute 'query'
import os import sys from sqlalchemy import Column, ForeignKey, Integer, String, DateTime, Boolean, Float, Date, Table from sqlalchemy.ext.declarative import declarative_base from sqlalchemy.orm import relationship from sqlalchemy import create_engine fro... Add solution -
Other 2022-01-25 14:11:18
difference between blank and null django
null=True sets NULL (versus NOT NULL) on the column in your DB. Blank values for Django field types such as DateTimeField or ForeignKey will be stored as NULL in the DB. blank determines whether the field will be required in forms. This includes the a... Add solution
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