Python · Web with Django

After saving a POST'd comment, the view returns render(...) for the detail page. The user hits refresh and the comment gets saved AGAIN. What's the correct pattern?

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In Django's MVT pattern, which component plays the role that a controller plays in classic MVC?

A Django view function ends with template.render(context) but nothing reaches the browser. The render result is computed and discarded. What's the fix?

What does this print? ```python qs = Article.objects.filter( title__startswith='D') print(type(qs).__name__) ```

True or false: this line runs a SQL query against the database. ```python qs = Article.objects.filter( text__startswith='Finally') ```

You added a price field to a Django model and reload the site, but the DB has no price column — errors everywhere. You already ran migrate. What did you skip?

In Django, what's the difference between a "project" and an "app", and which one do you create with startapp?

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