Recent questions tagged Django

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I need to make a form, which have 1 select and 1 text input. Select must be taken from database. model looks ... = Province fields = ('name',) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - (fields.E300) Field defines a relation with model which is either not installed, or is abstract

I have 2 apps installed in my Django Project "aplikacja" The first one named: "Godzina" from django.db import ... possible to fix this problem? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - Better ArrayField admin widget?

Is there any way to make ArrayField's admin widget allow adding and deleting objects? It seems that by default, it ... the texts in the array. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - Error creating new content types. Please make sure contenttypes is migrated before trying to migrate apps individually

I am trying to migrate from Django 1.6 to Django 1.8. I was using South for managing migrations in Django ... . Any help will be appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - Persisting session variables across login

I want to hold information about a users preferences in a session variable. If the user chooses a preference ... the cookie preference is chosen See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - Remove fields from ModelForm

i have a simple ModelForm: class MyForm(ModelForm): def __init__(self, *args, **kwargs): super(MyForm, self). ... has to do with the problem? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - STATIC_URL not working

I am struggling to pull media out for my templates using the STATIC_URL variable. For example I have this ... version of this template work? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - Loading Base64 String into Python Image Library

I'm sending images as base64 string through ajax to django. In my django view I need to resize the image ... (pic, content_type='image/jpeg') See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django crispy forms with jinja2

I want to use Jinja2 and Django crispy forms together, but when I load crispy_forms_tags in my template and trying ... I use this apps together? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - multiple annotate Sum terms yields inflated answer

In the following setup, I'd like a QuerySet with a list of projects, each annotated with the sum of all ... want is possible with pure Django. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - Curious about get_form_kwargs in FormView

I was having trouble with FormView recently and found that the way to go about doing it was to use get_form_kwargs. ... for all the help :) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - jQuery.getJSON doesn't trigger callback

I have a html code: <button>asd</button> <script type = "text/javascript"> $('button').click( ... Everything else was correct. regards chriss See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - copy file from one model to another

I have 2 simple models: class UploadImage(models.Model): Image = models.ImageField(upload_to="temp/") class RealImage( ... .save() Tnx for help. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - Best way to get query string from a URL in python?

I need to get the query string from this URL https://stackoverflow.com/questions/ask?next=1&value=3 and I don ... lives in the urllib module. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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969 views

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django - What is the use of PYTHONUNBUFFERED in docker file?

I was watching a tutorial to dockerize my django application. I did not understand why we use PYTHONUNBUFFERED as ... . Can you please help? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - Mac pip install mysql-python unsuccessful

I installed MySQL and Workbench from website. I have a django project whose requirements.txt: Django==1.11.12 ... : string index out of range See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django templates - Does Python have a toString() equivalent, and can I convert a db.Model element to String?

I'm writing a ToDo list app to help myself get started with Python. The app is running on GAE and I'm ... Maybe I can forgo casting altogether. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - Filtering a model in a CreateView with get_queryset

I'm trying to filter a model with get_queryset() and it seems to work in the view but not in the template ... without any filtering. Any idea ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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990 views

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django - How to refer to static files in my css files?

I have a reference inside my CSS file that refers to a static image: #logo { background: url('/static/logo ... STATIC_URL in my settings file? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - OneToOneField and Deleting

I have the following model: from django.db import models from django.contrib.auth.models import User class Profile( ... also delete the user? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.5k views

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django - Celery: WorkerLostError: Worker exited prematurely: signal 9 (SIGKILL)

I use Celery with RabbitMQ in my Django app (on Elastic Beanstalk) to manage background tasks and I daemonized ... and the problem remains. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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959 views

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django - How to switch Python versions in Terminal?

My Mac came with Python 2.7 installed by default, but I'd like to use Python 3.6.1 instead. How ... no third party version manager suggestions. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - select_related with reverse foreign keys

I have two Models in Django. The first has the hierarchy of what job functions (positions) report to ... ', ).prefetch_related( ) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - Nginx doesn't serve static

I'm running Django on Ubuntu Server 9.04. Django works well, but nginx doesn't return static files - always 404 ... 't help when I uncomment it. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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986 views

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django - is it possible to create a custom admin view without a model behind it

I have an object which I want to use under admin instead of a model which inherits models.Model. If I make it ... to access it in the browser. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.3k views

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django - form has no errors but form.is_valid() doesn't validate

I have a form that for some reason it it doesn't throw any errors (if user adds data in the text field) but ... .save() else: form = MyForm() See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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django - use Crispy form with ModelForm

I've been running into crispy form, and it seems to do exactly what I want: render forms with bootstrap layout ... forms for doing the update? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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932 views

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django object get/set field

Can I get the value of an object field some other way than obj.field? Does something like obj.get('field') ... setting the value of the field. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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