Class diagram is the backbone of object-oriented modeling - it shows how different entities (people, things, and data) relate to each other. In other words, it shows the static structures of the ...

Frameworks and libraries are both code written by someone else that helps you perform some common tasks in a less verbose way. A framework inverts the control of the program. It tells the developer ...

Abstract: Unified Modeling Language (UML) and Object Constraint Language (OCL) are the most commonly used languages to model software systems. OCL is a formal language used to specify invariants as ...

An initializer that makes complex class initialization possible. A class block initializer consists of the static keyword, an open brace character, initialization code, and a close brace character.

Classes and objects in Java must be initialized before they are used. You’ve previously learned that class fields are initialized to default values when classes are loaded, and that objects are ...