Observer Design Patter
The observer pattern is a software design pattern in which an object, named the subject, maintains a list of its dependents, called observers, and notifies t...
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Spring Bean Scopes
The scope defines the runtime context within which the bean instance is available.
Custom Assertions with AssertJ
You may have contact with test that are not too readable, as the communicates when they fail. In that case you should take in consideration creating your own...
Strategy Design Patter
Strategy is a behavioral design pattern that lets you define a family of algorithms, put each of them into a separate class, and make their objects interchan...
SOLID: The First 5 Principles of Object Oriented Design
SOLID is an acronym for the first five object-oriented design (OOD) principles by Robert C. Martin (also known as Uncle Bob).