Fixed #26436 -- Added a link to the settings filtering in the error reporting howto.

However, sometimes certain types of information may be too sensitive and thus

may not be appropriate to be kept track of, for example a user's password or

credit card number. So Django offers a set of function decorators to help you

control which information should be filtered out of error reports in a

production environment (that is, where :setting:`DEBUG` is set to ``False``):

:func:`sensitive_variables` and :func:`sensitive_post_parameters`.

credit card number. So in addition to filtering out settings that appear to be

sensitive as described in the :setting:`DEBUG` documentation, Django offers a

set of function decorators to help you control which information should be

filtered out of error reports in a production environment (that is, where

:setting:`DEBUG` is set to ``False``): :func:`sensitive_variables` and

:func:`sensitive_post_parameters`.

.. _`full traceback`: https://en.wikipedia.org/wiki/Stack_trace

.. _`traceback frame`: https://en.wikipedia.org/wiki/Stack_frame