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Inversion of Control (IoC for short), yes object-oriented programming A design principle in that can be used to reduce the cost of computers code Between Coupling degree . The most common way is called Dependency injection (Dependency Injection, DI for short), another method is called Dependency Lookup. Through control inversion, when an objec ...

preface: Hello, guys, I'm running snail rz. Of course, you can call me snail Jun. I'm a rookie who has studied Java for more than half a year. At the same time, I also have a great dream, that is, to become an excellent Java Architect one day. This Spring basic learning series is used to record the whole process of learning the basic knowle ...

Scope of Bean In Spring, the main bodies that make up the application and the objects managed by the Spring IOC container are called bean s. Simply put, a bean is an object initialized, assembled, and managed by the IOC container Among the several scopes, the request and session scopes are only used in web-based applications (don't care what ...