Null Object Pattern – Design Patterns (ep 18)

Video series on Design Patterns for Object Oriented Languages. This time we look at the Null Object Pattern. 💙 BUY MY BOOK: https://leanpub.com/the-object-oriented-way/ ► The playlist https://www.youtube.com/playlist?list=PLrhzvIcii6GNjpARdnO4ueTUAVR9eMBpc 📘 Head First: Design Patterns https://geni.us/nlbA6 📘 Design Patterns: Elements of Reusable Object-Oriented Software https://geni.us/PsXmo ► Sandi Metz – Nothing is Something https://youtu.be/29MAL8pJImQ 💪 Patreon Community https://www.patreon.com/christopherokhravi 📚 Products I Recommend https://geni.us/71ZXF