فيديو شرح Observer Pattern – Design Patterns (ep 2) ضمن كورس Design Patterns شرح قناة Christopher Okhravi، الفديو رقم 2 مجانى معتمد اونلاين
Video series on Design Patterns for Object Oriented Languages. This time we look at Observer Pattern.
The playlist
https://www.youtube.com/playlist?listPLrhzvIcii6GNjpARdnO4ueTUAVR9eMBpc
Head First: Design Patterns
https://geni.us/nlbA6
Design Patterns: Elements of Reusable Object-Oriented Software
https://geni.us/PsXmo
Patreon Community
https://www.patreon.com/christopherokhravi
Products I Recommend
https://geni.us/71ZXF