StringBuilder vs StringBuffer in Java Explained

In this lesson, we explain the difference between StringBuilder and StringBuffer in Java. You will learn mutability, thread safety, synchronization, performance differences, memory efficiency, and when to use each class. In this video you will learn: why String is immutable what StringBuilder is what StringBuffer is synchronization and thread safety performance comparison mutable string operations best practices for efficient string handling This video is perfect for Java beginners and backend developers. #Java #StringBuilder #StringBuffer #JavaTutorial #BackendDevelopment #JavaProgramming #OOP #JavaInterviewQuestions