- http://tntcube.in/relocate-mysql-data-directory-xampp/
- http://code.stephenmorley.org/articles/xampp-version-history-apache-mysql-php/
- http://www.karlrixon.co.uk/writing/update-multiple-rows-with-different-values-and-a-single-sql-query/
- http://www.bluepecantraining.com/portfolio/cascading-drop-down-lists-in-excel/