How to indent your code

Eclipse indents automatically your code as you type. However, if for some reason, your code is not well indented, you can select a portion of code and press Ctrl i. To indent a whole class or interface, select the whole unit and press Ctrl i.

How to open the declaration of an item

To open the declaration of an item (class, interface, constant, variable or method), press Ctrl and click the item. You can also select the item and press F3.

What is the shortcut for System.out.println()

Type sysout and press Ctrl+Space.