Using a composition root will differ based on the type of application, as it should be as close to the application's entry point as possible. The idea is that the composition root will contain all of ...

What makes the Spring framework a framework? Inversion of control is the answer. IoC is what sets apart frameworks such as Spring, Flask or Angular from reusable libraries that simply provide ...

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 ...

Take advantage of the dependency injection principle to provide support for pluggable implementations in your application and build loosely coupled, testable components The Dependency Inversion ...

One common software design strategy is to define a class hierarchy explicitly, with major classes calling on the specific services they use. This makes the major class dependent on those subordinates ...

A few weeks ago, I wrote about how a good software team will defer decisions as long as possible. Smart teams will design and build systems that don’t lock them into any particular implementation ...