1. Software Engineering Lecture #26
Fakhar Lodhi

2. Summary of Today’s Lecture

3. Recap

4. Design Patterns

5. Design Patterns

6. Historical Perspective on DP

7. Historical Perspective on DP

8. Software Patterns

9. frameworks

10. Design Pattern

11. Design Pattern

12. Pattern Format

13. Pattern Format

14. Pattern Format

15. Pattern Format

16. Pattern Format

17. Pattern Format

18. Pattern Format

19. Classification of Design Pattern

20. Classification of Design Pattern

21. Classification of Design Pattern

22. Classification of Design Pattern

23. The Observer Pattern

24. Classification of Design Patterns

25. Software Patterns