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Development

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2022-08-25·1 min read Development

Docker Image for Django Application (Alpine Based)

Apline based images have a huge advantage by it’s final size but in most cases in the Python world if neotiates by Python dependencies which takes too long to build project packages and final …

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2022-08-24·1 min read Development

Django: Database Router for Multiple Databases

Using multiple database in the Django project you may face with situation when you need apply migrations for some app or model just to the some databse instead all of defined databases, or you …

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2022-08-23·1 min read Development

Django: Pass Instance With Predefined Data to Form (CBV)

In case when you need to initialize form with already predefined details of the form instance, for example form that add comment to a post - you can predefine post_id in the form instance …

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2022-08-23·1 min read Development

Django: Configure staticfiles directory for manage.py collectstatic

Starting new project it’s have no configured staticfiles directory configured by default, so it is not able you to use python manage.py collectstatic script to generate staticfiles bundle. It is small tip how to …

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2022-08-22·1 min read Development

Django get_success_url() to Previous Page

Easy way to redirect user on previous (original) page after form processing it is use HTTP_REFERER header, here an example how it’s may be implemented in the get_success_url() of the Django’s class based view.

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2022-08-22·1 min read Development

Raise Form Validation Error from form_valid() Method

In case if you need to make some validation steps directly in the view’s def form_valid() method and raise an ValidationError here an example Non field error example Field error

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2022-08-20·2 min read Development

Docker Image for Django Application (Debian Based)

Docker is most reliable and flexible way to distribute your Django applications, it able to include entire environment settings, dependencies and application files to deploy it to the server or any cloud provider.This post …

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2022-08-18·1 min read Development

Choices Yes/No for Boolean Field in Django

Sometimes you need to represent boolean field of the Django model as dropdown list choices, like “Yes/No” instead default boolean field form widget - CheckboxInput. You can implement it like this. And ModelForm example

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2022-08-17·1 min read Development

Add Hash to Static Files Names in Django

It is very useful to append hash at the end of static files name such as js/css to prevent situation when website visitors after update still have old version of the file in browser …

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2022-08-16·1 min read Development

Use Environment Variables in Django - Efficient Way

If you stil not use environment variables to configure your Django application - dont wait, do it! I’ll tell you efficient way to use environment variables in the Django’s settings.py file which allows you …

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2022-08-15·1 min read Development

How to Use Multiple Databases in Django

Django ORM very well designed to use multiple relational databases (regardless engine) in single project. To start using two databases in Django project you need to configure connection to all of them in the …

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2022-08-14·1 min read Development

Set database tables prefix in Django

Sometimes when you using same database by different applications it is a good (or required) to separate tables between apps to avoid any conflicts. In this case you can find useful django-database-prefix library available …

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