UML (Universal Modeling Language), 262
designing namespaces, 301
packages, modeling, 301
UML diagrams
abstact classes and, 266
inheritance, 263
showing class relationships, 263
unary operators
parameters, 153
table and description, 152
unboxing
advantages and disadvantages, 49
value types and, 48
Unified modeling Language
see UML.
user-defined value types, 15
defining, 23
example of using, 24
inheritance, 25
introduction, 22