model Questions
7
I want to create a select list for lets say colors, but dont want to create a table for the colors. I have seen it anywhere, but can't find it on google.
My question is: How can I put the colors ...
Kreager asked 17/1, 2013 at 22:14
5
Solved
I have a ViewModel that has a complex object as one of its members. The complex object has 4 properties (all strings). I'm trying to create a re-usable partial view where I can pass in the complex ...
Rayon asked 22/4, 2015 at 20:52
6
Solved
if request.method == 'POST':
userf = UsersModelForm(request.POST)
username = userf.data['username']
password = userf.data['password']
passwordrepeat = userf.data['passwordrepeat']
email = user...
8
Solved
I have the following 2 models
class Sport < ActiveRecord::Base
has_many :charts, order: "sortWeight ASC"
has_one :product, :as => :productable
accepts_nested_attributes_for :product, :all...
Abrasion asked 7/3, 2012 at 22:42
3
Solved
I'm new at deep learning and i follow tutorial about face detection.
model = canaro.models.createSimpsonsModel(IMG_SIZE=IMG_SIZE, channels=channels, output_dim=len(characters),
loss='binary_cross...
Morion asked 8/12, 2022 at 18:15
5
Solved
Now I'm using django 1.6
I have two models relates with a OneToOneField.
class A(models.Model):
pass
class B(models.Model):
ref_a = models.OneToOneField(related_name='ref_b', null=True)
Fi...
Esbjerg asked 20/9, 2014 at 3:44
7
Solved
I am using Keras with TensorFlow backend to train CNN models.
What is the between model.fit() and model.evaluate()? Which one should I ideally use? (I am using model.fit() as of now).
I know th...
Urga asked 30/6, 2017 at 9:51
10
Solved
I'm moving some of my find code inside models.
Previously in my controller I had
$this->Book->Review->find('first', array(
'conditions' => array(
'Review.book_id' => $id,
'Revie...
Tyson asked 27/1, 2010 at 20:24
3
Solved
I am trying to write a model but i keep getting this error. Here is the code.
import 'package:flutter/material.dart';
class CardModel {
late List<CardResults> results;
CardModel({ required ...
6
Solved
(I come from Visual Studio + Entity Framework background and trying to locate equivalent functionality in Laravel + Eloquent)
In EF and Visual Studio, we add a new Model to our application and just...
6
Solved
I'm trying to remove the commas from a field in a model. I want the user to type a number, i.e. 10,000 and that number should be stored in the database as 10000. I was hoping that I could do some m...
Repossess asked 19/5, 2009 at 16:44
16
Solved
I would like my User model to sanitize some input before before save. For now some simple whitespace stripping will do.
So to avoid people registering with "Harry " and pretend to be "Harry", for ...
Tarantella asked 16/7, 2010 at 19:5
4
Solved
How can I get a model name as a "string" from a model instance.
I know you can do something like type(model_instance)
but this is returning the class itself as an object <Model_Name: > not a...
Burning asked 14/3, 2018 at 0:54
11
Solved
I followed a few guides on creating a custom tag helper for ASP Core.
This is my helper:
using Microsoft.AspNetCore.Mvc.ViewFeatures;
using Microsoft.AspNetCore.Razor.TagHelpers;
using System;
n...
Permeability asked 15/1, 2018 at 22:23
3
Solved
I have a method in model that calls after create
after_create :generate_insurer_recovery_invoice, if: :insurance_recovery_batch?
How should I write another condition within this callback?
Cheese asked 10/3, 2016 at 7:20
6
Solved
I need to query a SQLAlchemy database by its id something similar to
User.query.filter_by(username='peter')
but for id. How do I do this? [Searching over Google and SO didn't help]
Tetanize asked 19/7, 2011 at 15:43
4
Solved
I have a signal callback in django:
@receiver(post_save, sender=MediumCategory)
def update_category_descendants(sender, **kwargs):
def children_for(category):
return MediumCategory.objects.filt...
9
Solved
I have in my DataBase a table with two primary keys (id and language_id) and I need put it in my models. The default primaryKey in Models (Model.php in Laravel 5) is id, and I want that the primary...
Nonreturnable asked 14/7, 2015 at 19:5
4
Solved
I use the following bit of code in my Django app:
pictures = gallery.picture_set.annotate( score=models.Sum( 'picturevote__value' ) ).order_by( '-score' )
There is a table of galleries. In each ...
4
Solved
I am trying to learn domain-driven design (DDD), and I think I got the basic idea. But there is something confusing me.
In DDD, are the persistence model and domain model different things? I mean,...
Hardeman asked 24/12, 2012 at 19:8
2
Solved
7 project
and i have this global scope for Voucher_detale model
<?php
namespace App\Scopes;
use Illuminate\Database\Eloquent\Scope;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Datab...
6
Solved
I'm new to django and I'm facing some difficulties in creating a user from the AbstractBaseUser model. Now I'm starting wondering if my user model is not being build in the right way. This is my Us...
Aldosterone asked 18/9, 2016 at 15:56
5
Solved
I've got a table for a sports team. The record shows the team selection and some other information. I want to update the record with the team selection. My model is thus:
class Selection extends M...
2
Yeah, so, I want to store translated choices for my model, but Django disagrees with me on this one. Version of Django is 1.3 and the model and choices look something like this:
from django.db imp...
Poche asked 22/2, 2013 at 14:52
3
Solved
models.py=>
from django.db import models
from django.forms import ModelForm
from datetime import date
import datetime
from django import forms
from django.forms import Textarea
class Post(models....
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