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1. An example of psycopg2 cursor suppor... An example of psycopg2 cursor supporting prepared statements

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   #!/usr/bin/env python

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   """An example of cursor dealing with prepared statements.

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   A cursor can be used as a regular one, but has also a prepare() statement. If

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   prepare() is called, execute() and executemany() can be used without query: in

2. Jinja2 macro to render WTForms field... Jinja2 macro to render WTForms fields with Twitter Bootstrap

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   {% macro form_field(field) -%}

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       {% set with_label = kwargs.pop('with_label', False) %}

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       {% set placeholder = '' %}

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       {% if not with_label %}

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           {% set placeholder = field.label.text %}