How-To Geek on MSN

Microsoft Excel isn't a database, please stop using it like one

Excel offers no such constraint. If someone is determined to enter bad data, they can simply paste values over a validated ...
GitHub

Database Manager for use with PLEXOS XML files

This software is released under a BSD-3-Clause License. This software was developed under software record SWR-24-90 at the National Renewable Energy Laboratory (NREL ...