Right now i have applied this code Here all the staff user are able to see superuser when i am logged in as staffuser But I want that the staffuser wont be able to see any superuser. so in this case staffuser can only view 1 user which is “new” and “admin” user which is superuser, should be hidden How
Tag: django-models
How do I solve django.db.utils.IntegrityError: UNIQUE constraint failed?
How do I solve django.db.utils.IntegrityError: UNIQUE constraint failed? error code is django.db.utils.IntegrityError: UNIQUE constraint failed: Movies_comment.user_id, Movies_comment.tv_or_movie_id. This error occurs Comment(comment=form.cleaned_data[“comment”],user=request.user,stars=form.cleaned_data[“stars”],tv_or_movie=tv_or_movie_object).save() views.py models.py helper_views.py Answer tv_or_movie before saving i.e.
Unsupported lookup ‘category’ for CharField or join on the field not permitted
models.py: This is my views.py file. I show error at: bestseller = Product.objects.filter(product__category__icontains=’BestSeller’) views.py: I want to Bestseller category product at index.html I use Django 4 and pyhton 3.9 Answer You can’t use CharField as a ForeignKey. It should be like this: Or like this (the same logic): This will output all Products in category with name BestSeller.
Django join tables with ForeignKey
I’m trying to join 3 tables with ForeignKey but it returns Null values. I’m using select related and also I tried Insight.objects.all() but both are not working. Here are my models: My View: Answer I solved my problem by the below, I could update the DB with the result of the below query
Rendering highest integer value from three models instances in django
I have three models which are related all to one model. I am rendering MyParentModel in DetailView (CBV) and passing related models as a context to render individual models ‘ranking’ field on the same template. Now I need to render same ‘ranking’ on MyParentModel ListView, but I only want to display ‘ranking’ which has highest value. Question is, how I
Is it better to use JsonField or multiple model fields for a Django Model?
For example, Or Assume that I have a limited (max 5) number of descriptions. Which approach is better and would be considered as good practice? Answer I am generally in favour of multiple models rather than using JSON, though there is still a time and a place for the JSON field. You have a number of description fields, you can
Use Serializer Method Field in another Method field
In my serializer, I have a method field, that I would want to use in another method field. This will be best explained in code: serializers.py models.py So I want users to see the first step of data analysis and then analyze the same data further. Is that possible? Maybe that is something I shouldn’t do? Answer I would use
TypeError: test_admin_login() missing 1 required positional argument: ‘self’
I’m writing test cases for my Django-based rest APIs. The problem is in the method of testcase class. I want to use test_admin_login method in the setuptestdata method. And I’m unable to do that. I’m getting error that I mentioned in the title. Answer if any function needs the self this means you need to create an instance of it
Saving related model objects in single view
I am beginner and I am working on Django project – risk assessment application. I have a trouble to achieve saving on related objects for my application risk record. I am using MultiModelForm to achieve the following. I am successfully creating Whatif instance and connecting it with GuideWordi instance on save, however, I am not able to connect my RiskRecordi
How can I add the following JSON to a new URL based on its “category”: 2?
I have a JSON array in my server in Django rest framework, but I want to filter them by category , for example some of them have ‘category’:1 and some of them have ‘category’:2 like this: How can I add the following JSON to a new URL based on its “category”: 2? views: urls: Answer Assuming that this thingy you