Depending on the design problem they address, design patterns can be classified in different categories, of which the main categories are: 1  Creational Patterns. 2  Structural Patterns. 3  Behavioral Patterns.
In the 35 nine-inning games played through last night, the average length of a MLB game has been 2 hours, 52 minutes , according to Michael Teevan, spokesperson for Major League Baseball.
How long does the average baseball game last? Major League Baseball is vowing to shorten the average length of  its games.    Officials have other ideas in mind in an effort to move things  along. Last year's aveâ¦rage was 2 hours and 54  minutes. Under the theory that most baseball games should  not last longer than Ben-Hur, action is being taken.