blog to share

http://momjian.us/main/writings/pgsql/hw_performance/

https://github.com/gevent/gevent/blob/master/examples/psycopg2_pool.py

http://jorgenmodin.net/index_html/process-safe-connection-pool-for-psycopg2-postgresql

http://www.python-course.eu/forking.php

http://pymotw.com/2/contextlib/

http://code.activestate.com/recipes/577072-global-database-configuration-and-context-aware-co/

http://initd.org/psycopg/docs/extras.html

http://swizec.com/blog/why-i-dont-have-a-5-year-plan/swizec/6508

http://swizec.com/

http://flask.pocoo.org/docs/0.10/patterns/wtforms/ wtforms

http://www.the-art-of-web.com/sql/upsert/

postgresql upsert

python -m tornado.testing tornado.test.stack_context_test

sentry start 

sentry celery worker -B

textwrap.dedent( """\
                  123
                456
                2121
                    32""" )

tornado测试