Concepts of Programming Languages

560 Chapter 12 Support for Object-Oriented Programming record Grade_Point_Average : Float; Grade_Level : Integer; end record; pr ...

12.9 Support for Object-Oriented Programming in Ada 95 561 12.9.3 Dynamic Binding Ada 95 provides both static binding and dynami ...

562 Chapter 12 Support for Object-Oriented Programming procedure Do_It (A : T) is abstract; end Base_Pkg; 12.9.4 Child Packages ...

12.10 Support for Object-Oriented Programming in Ruby 563 the parent class seems to be a cleaner solution than the friend functi ...

564 Chapter 12 Support for Object-Oriented Programming def initialize @one = 1 @two = 2 end # A getter for @one def one @one end ...

12.10 Support for Object-Oriented Programming in Ruby 565 Class variables, which are specified by preceding their names with two ...

566 Chapter 12 Support for Object-Oriented Programming 12.11 Implementation of Object-Oriented Constructs There are at least two ...

12.11 Implementation of Object-Oriented Constructs 567 public class B extends A { public int c, d; public void draw() {... } pub ...

568 Chapter 12 Support for Object-Oriented Programming public: int b; virtual void sum() {... } }; class C : public A, public B ...

Summary 569 SUMMARY Object-oriented programming is based on three fundamental concepts: abstract data types, inheritance, and dy ...

570 Chapter 12 Support for Object-Oriented Programming defined in child library packages, in which case entities of the parent t ...

Review Questions 571 Explain how Smalltalk messages are bound to methods. When does this take place? What type checking is done ...

572 Chapter 12 Support for Object-Oriented Programming In what way do overriding methods in C# syntactically differ from their ...

Programming Exercises 573 Explain type checking in Smalltalk. The designers of Java obviously thought it was not worth the addi ...

574 Chapter 12 Support for Object-Oriented Programming Design and implement a C++ program that defines a base class A, which ha ...

575 13.1 Introduction 13.2 Introduction to Subprogram-Level Concurrency 13.3 Semaphores 13.4 Monitors 13.5 Message Passing 13.6 ...

576 Chapter 13 Concurrency T his chapter begins with introductions to the various kinds of concurrency at the subprogram, or uni ...

13.1 Introduction 577 example the interpretation of client-side scripting code. Another example is the software systems that are ...

578 Chapter 13 Concurrency In 1966, Michael J. Flynn suggested a categorization of computer architec- tures defined by whether t ...

13.1 Introduction 579 while the current instruction is being executed), the use of separate lines for instructions and data, pre ...