Mastering Spring Framework Fundamentals - Understanding the Singleton Scope

The video tutorial explains XML-based configuration in Spring, focusing on how beans are managed and retrieved from the application context. It introduces the concept of Scope in Spring, particularly the Singleton scope, which ensures only one instance of a bean exists in the application context. The tutorial demonstrates debugging techniques to show how variable references point to the same instance, highlighting the role of the Spring container in managing bean lifecycles and dependencies.

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