Eclipse Short cuts

File Navigation:

CTRL SHIFT R: Open a resource.
CTRL E: Open a file (editor) from within the list of all open files.
CTRL PAGE UP or PAGE DOWN:  Navigate to previous or next file from within the list of all open files.
ALT <- or ALT ->:  Go to previous or next edit positions from editor history list.
                              java editing – Eclipse Shortcuts
CTRL SPACE: Type assist
CTRL SHIFT F: Format code.
CTRL O:  List all methods of the class and again CTRL O lists including inherited methods.
CTRL SHIFT O: Organize imports.
CTRL SHIFT U: Find reference in file.
CTRL /: Comment a line.
F3: Go to the declaration of the variable.
F4: Show type hierarchy of on a class.
CTRL T: Show inheritance tree of current token.
SHIFT F2: Show Java doc for current element.
ALT SHIFT Z: Enclose block in try-catch.

General Editing:
F12: Focus on current editor.
CTRL L: Go to line number.
CTRL D: Delete a line.
CTRL <- or ->: Move one element left or right.
CTRL M: Maximize editor.
CTRL SHIFT P: Go to the matching parenthesis.
Debug, Run: Eclipse Shortcuts
CTRL . or , : Navigate to next or previous error.
F5: Step into.
F6: Step over.
F8: Resume
CTRL Q: Inspect.
CTRL F11: Run last run program.
CTRL 1: Quick fix code.

Search:

CTRL SHIFT G: Search for current cursor positioned word reference in work space
CTRL H: Java search in work space.