Class and sequence diagrams work together to allow precise modeling Your email has been sent UML is used as a representation of the Java programming language. Using sample class and sequence diagrams, ...

To effectively use Unified Modeling Language when developing Java applications, developers must have a thorough understanding of the UML elements and how these elements map to Java. To effectively use ...

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields, ...

But I don't know how to edit objects of the class based on the input from the user. Or if that is even possible. Yes it's possible. You're already doing it for firstname and lastname. From what you've ...