November 2015
Beginner to intermediate
840 pages
26h 30m
English
Content preview from Django Unleashed
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5.5 Generating 404 Errors for Invalid Queries
As things stand, we can use the command line to start our development server (Example 5.11) and see the fruits of our labor.
Example 5.11: Shell Code
$ ./manage.py runserver
If you navigate to the address of a valid Tag, you will be greeted by a simple HTML page built from our template. For example, http://127.0.0.1:8000/tag/django/ will display a simple page about our Django tag. However, what happens if you browse to a URL built with an invalid tag slug, such as http://127.0.0.1:8000/tag/nonexistent/?
You’ll be greeted by a page of Django debug information, as shown in Figure 5.4.
Figure 5.4: ...
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