2. Ocpj8 BookStudy guide for the Oracle Certified Professional, Java SE 8 Programmer Exam (1Z0-809)
4. MinitwitBased on Flask's MiniTwit example and written in Java with the Spark web framework, Spring, and HSQLDB
7. Blockchain Proof ExistenceThis web application shows how to use Tierion Hash API, RethinkDB with the rethinkdbdash driver, and PubNub's Storage and Playback
8. react-horizonAn example application that shows how to integrate React, React Router, and Horizon.io with OAuth authentication