Learnings

<p>If using <code>get_or_create</code> don't forget to make use of <code>defaults</code> parameter</p>

<p>Use django-postgres-extra for native upserts, more powerful HStoreField, more signals and indexes with conditions: </p>

<p>Django will store your dates in UTC if you set USE_TZ=True</p>

<p>If you need to create a fixture based on a single record from the database, you can use <code>django-fixture-magic</code> </p>

<p>You can use itertools.chain to group different querysets: #itertools.chain</p>

<p>Postgres SQL Views in Django: </p>

<p>How to create symmetrical relationships in Django using ManyToMany's "through" </p>

<p>Scaling Django Admin Date Hierarchy: </p>

<p>Implementing faceted search with Django and PostgreSQL: </p>

<p>Soft Deletion in Django: </p>

<p>Use DRF CurrentUserDefault to set the current request user to a field in a serializer. Also, there's CreateOnlyDefault. #advanced-field-defaults</p>

<p>When doing a FTS remember to cast the expression to text, e.g. <code>queryset.annotate(casted_field=Cast('field', TextField())).annotate(vector=SearchVector('casted_field')).filter(vector=value)</code>. This allows even UUID fields to be searchable.</p>

<p>On Django admin classes, use <code>list_display_links = None</code> to disable links to edit pages: </p>

<p>Use corresponding serializer classes for different request methods in DRF </p>

<p>Using <code>IGNORABLE_404_URLS</code> you can ignore 404s on particular pages: #ignorable-404-urls</p>

<p>Tips for Reducing JavaScript Error Noise: </p>

<p>DRYer Django test code with subtests </p>

<p>Fastest Redis configuration for Django </p>

<p>django-eraserhead: Django package that provides hints to optimize database usage by deferring unused fields (and more) </p>

<p>A piece of middleware that uses Cloudflare's HTTP/2 Push to push static media to the clients </p>

<p>GraphQL and Django in 5 minutes with graphene-django: </p>

<p>Use Django-debug-toolbar-request-history instead of django-debug-panel. The interface is simpler and doesn't requires installing an extention to chrome </p>

<p>Page Speed Matters </p>

<p><code>Request.POST["key"]</code> returns only the last value of a list, if you want a list of values for a key, use the following: <code>values = request.POST.getlist('key')</code></p>