| − | Extreme Programming, also referred to as ''"XP"'', is a methodology for software design based on a pair of developers making rapid, incremental improvements to a set of code; see [[refactoring and design]]. | + | '''Extreme Programming''', also referred to as ''"XP"'', is a methodology for software design based on a pair of developers making rapid, incremental improvements to a set of code; see [[refactoring and design]]. |