What is Dependency Injection , Why, Spring

Spring Dependency Injection. Practical : Spring Full Course : Spring Full Course (UDEMY) : Angular Full Course : In software engineering, dependency injection is a technique whereby one object (or static method) supplies the dependencies of another object. A dependency is an object that can be used (a service). An injection is the passing of a dependency to a dependent object (a client) that would use it. The service is made part of the client s Passing the service to the client, rather than allowing a client to build or find the service, is the fundamental requirement of the pattern. wikipedia Dependency Injection is a design pattern. In this video we will see : What is Dependency Injection Why it is so famous An example of Dependency Injection explaining the process. Object dependency Loose Coupling T