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When using Django, setting `Meta: managed = False` in a model can sometimes lead to a `ProgrammingError` during unit tests from other apps when attempting operations such as `create()`. This is a memo on how to address this issue.

Using twine.

The cause is unknown, but sometimes when I connect a display to my Mac using an HDMI cable, it freezes.

When I tried to migrate a project using Python 2.7 + Django 1.6 to Python 3.5 + Django 2.0 and recreated the migration files, running ./manage.py migrate resulted in the following error:

Depending on the use case, this serves as a personal memo. Ubuntu.

$client = new Zend_Http_Client($url);$response = $client->request('GET'); I was doing it like this, but due to an issue with the OS, I couldn't connect using TLS 1.2.

Until Django 1.9, it seems that the urls attribute was written in SimpleTestCase, but when reading the code:

If you have an old version of pip, running pip install -U pip can break pip.

AWS EBS page → Right-click on EBS → Modify Volume

I wanted to use the save shortcut key (Ctrl + S / Command + S) while using ACE in Django-ACE.

On Ubuntu 14.04, Selenium ChromeDriver exits with status 127 when `libgconf-2.so.4` is missing. Run `sudo apt install libgconf2-4` to fix it.

I'm writing this down because I always get flustered.

Here's something often used in Django.

Here is a code example demonstrating how to display content retrieved via AJAX in a dialog using Bootbox.

It's a common one, but I always forget it.

This is a guide on how to install ChromeDriver on Ubuntu.

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Replace deprecated `from django.utils.translation import ugettext` (broken on Django 4) with `gettext` to fix the import error.

Base View Class for Downloading SJIS CSV in Django

When remote debugging PHP on a production server or another distant environment: