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Showing posts with the label Django Models

Displaying Table Using Models In Django Admin

I am trying to create a project management kind of app. Now I have the project model like in this i… Read more Displaying Table Using Models In Django Admin

How To Create Django Like Button For Anonymous Users?

I am using Django and my website has no user profiles so all are anonymous. I want to implement a &… Read more How To Create Django Like Button For Anonymous Users?

Django Model With Dynamic Attributes

I'm totally, completely new to programming, so please forgive what is probably a stupid questio… Read more Django Model With Dynamic Attributes

How Can I Perform Manytoone Without Foreignkey In Db?

eb_config_object = models.ForeignKey(EbConfig, on_delete=models.CASCADE) I want to serialize an ob… Read more How Can I Perform Manytoone Without Foreignkey In Db?

How Can I Filter A Manytomanyfield Against The Current User In The Browsable Api In Drf?

I have 2 models, Todo and a Tag. Todo has a ManyToMany relationship with Tag. When adding new Todos… Read more How Can I Filter A Manytomanyfield Against The Current User In The Browsable Api In Drf?

Manytomany Relationships. Returning Fields In Def __str__ Method

I have two models: AffectedSegment model class AffectedSegment(models.Model): SEGMENTO_ESCAPUL… Read more Manytomany Relationships. Returning Fields In Def __str__ Method

Automatically Downcast To Subclass Using Django-model-utils

I have multiple user models .. all inheriting a Base model with a custom manager models.py class B… Read more Automatically Downcast To Subclass Using Django-model-utils

How To Order A Queryset By Related Objects Count?

My models.py is currently set up as follows: class Topic(models.Model): topic = models.CharFiel… Read more How To Order A Queryset By Related Objects Count?

Concurrency Control In Django Model

How do I handle concurrency in a Django model? I don't want the changes to the record being ove… Read more Concurrency Control In Django Model

Django Make_password Too Slow For Creating Large List Of Users Programatically

I need to create hundreds (possibly thousands) of users programatically in Django. I am using somet… Read more Django Make_password Too Slow For Creating Large List Of Users Programatically

Why Is Post_save Being Raised Twice During The Save Of A Django Model?

I am attaching a method to the post_save signal of my Django model. This way I can clear some cache… Read more Why Is Post_save Being Raised Twice During The Save Of A Django Model?

How To Automatically Change Model Fields In Django

I have a model and I want to know if it is possible to set a condition that triggers a change in th… Read more How To Automatically Change Model Fields In Django

Nullable Foreignkeys And Deleting A Referenced Model Instance

I have a ForeignKey which can be null in my model to model a loose coupling between the models. It … Read more Nullable Foreignkeys And Deleting A Referenced Model Instance

Django Orm - Left Outer Join With Two Columns?

This is the relevant code: class Book(models.Model): name = models.CharField(max_length=50) c… Read more Django Orm - Left Outer Join With Two Columns?

Two Different Submit Buttons In Same Form In Django

I have an UpdateView in Django. I have just a normal submit button. When the object is updated corr… Read more Two Different Submit Buttons In Same Form In Django

Django Admin Many To Many Subset

I'm trying to integrate in Django admin the next three related models: # models.py class Semina… Read more Django Admin Many To Many Subset

How Can Upload Word Or Pdf File In Django

I am trying to upload word/pdf file but it's not working. My form submit successfully but file … Read more How Can Upload Word Or Pdf File In Django

Sqlachemy: Filter By Relationship (like Django Orm)?

In django ORM you can directly filter by relationship attributes. Eg, given the tables class Produc… Read more Sqlachemy: Filter By Relationship (like Django Orm)?

Django Model Managers.py And Models.py

given the following situation: models.py from .managers import PersonManager from django.db import … Read more Django Model Managers.py And Models.py

Django - Checkboxselectmultiple Shows Object Representation Instead Of Object's Name

So I am trying to have a list of checkboxes of cities, but instead of showing the cities' name,… Read more Django - Checkboxselectmultiple Shows Object Representation Instead Of Object's Name