Observer Design Pattern in java | Hindi | Beginner to Advance | #lld #coding #programming

checkout my full playlist at: [   / @khauf_se_coder  ] Stuck understanding design patterns? In this video, I break down the Observer Pattern using a real-world Low-Level Design (LLD) example in Java 🔥. You'll learn what it is, why it’s used, and how to implement it with full code + explanations. Perfect for System Design Interviews, OOP mastery, and cracking that SDE role at top tech companies 💻💼 👇 What’s inside: ✅ Real-world use case ✅ UML and @Override annotations ✅ Complete Java code walkthrough ✅ Pros, cons, and real interview tips Don’t forget to LIKE 👍, SUBSCRIBE 🔔, and SHARE with your dev friends!