» Learning About Dependency Injection and PHP Ralph Schindler

Over the past few years, there are a few concepts and programming patterns that have muscled their way into the hearts and minds of PHP developers from other languages and programming communities. These concepts range from the MVC application architecture as well as various modeling techniques (think ActiveRecord and Data Mapper), to a pure shift in the way we think about application architectures

[koriym]

"a lot of repeated boilerplate code that is required to “wire” object."