Dependency injection is a software design pattern that helps you to build pluggable implementations in your application using loosely coupled, testable components. It eliminates the hard-coded ...

Before you can begin refactoring, you need to know what to look for. I'm a very visual person, so whenever I work on refactoring a large or complex application, I begin by whiteboarding all components ...

Developers typically use field injection only on small projects and prototypes, due to its inability to support immutable variables and the incompatibilities it creates with many testing frameworks.