Java, NetBeans, SceneBuilder - Data Entry App - Part 03 - Add and Display Courses

Java, JavaFX, NetBeans, and Scene Builder.
In Part 03 of this tutorial series, we continue the development of our Student Admin App, and cover the following topics:
* Main menu and navigation between scenes.
* Add a Course: button and screen
* Display All Courses: button and screen
* Preserving the contents of our ArrayList(s) (for this program run)
* Sharing our ArrayList(s) across classes in this project
* Refreshing the textarea(s) with the latest data every time a Display All screen is accessed
* Formatting, fonts, making the TextArea display-only, etc.

My Github where you can find the source code for this video:
* https://github.com/MooseValley/JavaFX-NetBeans-SceneBuilder---Data-Entry-App---Part-03---Add-and-Display-Courses

List of all Tutorial Videos and Github Repos for the Java, JavaFX, NetBeans, SceneBuilder Tutorial series:
* https://github.com/MooseValley/JavaFX-NetBeans-SceneBuilder---00---List-of-all-Videos-and-Github-Repos

FAQ:
* Q. Why are you suddenly using Java, NetBeans, Scene Builder ??? What happened to TextPad ?
* A. The courses I am now teaching use Java, NetBeans, Scene Builder, so my students use these tools, and therefore any videos I create for my students will use these tools.
* Q. The way you have shown X,Y,Z is not the best way to do things ?
* A. The videos are primarily for my students, and I show them how best to do things with the Java they have covered so far.

FREE Software used in this video:
* Java Development Kit JDK 8u111 (v1.8.111) and NetBeans IDE 8.2 (Build 201705191307): https://www.oracle.com/technetwork/java/javase/downloads/jdk-netbeans-jsp-3413139-esa.html
* JavaFX Scene Builder 8.5.0 for Java 8: https://gluonhq.com/products/scene-builder/

My Java Software Development Tutorial Videos YouTube channel:
* http://tinyurl.com/MikesJavaVideos

Moose OMalley
* Moose's Software Valley - Established July, 1996,
* https://moosevalley.github.io/