JavaFX SplitPane is a container component which splits its screen space between two or more controls. Between each two controls is a divider which can be moved by the user to specify how much space each control should take up within the SplitPane.
JavaFX TabPane is a container component which can contain multiple sections (tabs) which can be displayed by clicking on the tab above the section area.
Parsing and formatting dates in Java can be done using different classes. This updated tutorial gives a short overview of the options Java provides for parsing and formatting dates.
Java 12 added the experimental Java switch expression which enables switch statements to return a value. I have expanded the Java switch tutorial to explain the Java switch expression.