How Does Inversion of Control Really Work?

IoC seems to have become the cornerstone concept of many frameworks and object-oriented designs since it was described by Martin Fowler, Robert Martin and others ten years ago. Despite its popularity IoC is misunderstood and overcomplicated all too often.

[image error]Le conseguenze dell'amore (2004) by Paolo Sorrentino

Look at this code:

print(book.title());

It is very straight forward: we retrieve the title from the book and simply give it to the print() procedure, or whatever else it might be. We...