• A principle of extreme programming (XP) that states that a programmer should not add functionality until deemed necessary. Quoting XP co-founder Ron Jeffries, “Always implement things when you actually need them, never when you just foresee that you need them.” Other forms of the phrase include “You aren’t going to need it” and “You ain’t gonna need it.” ← Wikipedia

1. More about this term: Web search, articles and videos, books
2. Previous term: YMYL
3. Next term: Your Money or Your Life
4. Random term: Alpha blending