How Databases Work

How Databases Work -
http://coding-geek.com/how-databases-work/

Implementing Sorting in Database Systems -
http://wwwlgis.informatik.uni-kl.de/archiv/wwwdvs.informatik.uni-kl.de/courses/DBSREAL/SS2005/Vorlesungsunterlagen/Implementing_Sorting.pdf

ORM, Functional Programming

http://solnic.eu/2015/09/18/ditch-your-orm.html
http://rom-rb.org/

Rails: Validating Nested Associations

http://homeonrails.com/2012/10/validating-nested-associations-in-rails/

Learn SQL

sqlbolt.com

Windows 10 Development

Windows 10 Development for Absolute Beginners:
https://channel9.msdn.com/coding4fun/blog/Windows-10-Development-for-Absolute-Beginners

More Deep Dive:
https://channel9.msdn.com/Events/Windows/Developers-Guide-to-Windows-10-RTM