Determining the Return Type of Expression

Type Info is very helpful on a per-expression basis to understand your code.

Place the caret at the necessary code element and press ⌃⇧P (macOS) / Ctrl+Shift+P (Windows/Linux) or select View | Type Info from the main menu.

Related Resources

Generate constructors and accessor methods
Generate constructors and accessor methods
Quickly generate common code constructs such as Constructors, Getters and Setters.
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Expand and Collapse Code
Quickly view specific parts of a class by expanding or collapsing code blocks.
Move Statement
Move Statement
Move a statement up or down within the same scope.