The quickest way to maximize your current program when using windows. (without using your mouse). Microsoft chose to not include a two-key shortcut for this basic, oft-used function, so this is the next best thing.
Alt space x.
Alt then space then x.
Learn it, live it, love it.
Keyboard shortcut used to convert strings to Unicode characters
To type a Unicode character, type a string of numbers and letters (for example: 02C6), then press ALT+X to convert the string to the specified character.