... //for cout, etc.using namespace std;int main(){char charvar1 = ‘A’; //define char variable as characterchar charvar2 = ‘\t’; //define char variable as tabcout << charvar1; //display charactercout ... charactercout << charvar2; //display charactercharvar1 = ‘B’; //set char variable to char constantcout << charvar1; //display charactercout << ‘\n’; //display newline characterreturn ... backslash causes an“escape” from the normal way characters are interpreted. In this case the t is interpreted not asthe character ‘t’ but as the tab character. A tab causes printing to continue...
... When you install the framework you get a command line compiler which can take C# source files and convert them into executable ones using console commands such as: csc MyProg.cs This command ... then putting it back (which is really all computers do). The most popular speed measure in a computer is the clock speed. A CPU has a clock that ticks when it is running. At each clock tick the ... 1. Windows Phone is a powerful computing platform. 2. All Windows Phone devices have a core specification. This includes a particular size of display, capacitive touch input that can track at...
... 734Explicit Instantiation 736Exercises 738Solutions 742Chapter 33 Containers 749Container Types 750Sequences 752Iterators 754Declaring Sequences 756Inserting in Sequences 758Accessing Objects ... class defines acertain object type by defining both the properties and the capacities of the objects ofthat type. Objects communicate by sending each other “messages,” which in turn acti-vate ... 1FundamentalsThis chapter describes the fundamental characteristics of the object-oriented C+ + programming language. In addition, you will be introducedto the steps necessary for creating a fully functional...
... Manipulator setw()using namespace std;int main(){unsigned char c = 0;unsigned int code = 0;cout << "\nPlease enter a decimal character code: ";cin >> code; c = code; // Save ... outputcout << "\nThe corresponding character: " << c << endl;code = c; // Character code. Is only// necessary, if input is > 255.cout << "\nCharacter codes"<< ... setw()#include <string> // Class stringusing namespace std;int main(){string word; // To read a word.// char ch; is not needed.// cout << instead of cin >> .cout <<...
... additionalexercise—references and pointers to objects.268■CHAPTER 14 METHODS// account2_t.cpp// Using the constructors of class Account.// #include "account.h"int main(){Account giro("Cheers, ... holiday.print();return 0;}266■CHAPTER 14 METHODS// account.h// Defining class Account with two constructors.// #ifndef _ACCOUNT_#define _ACCOUNT_#include <string>using namespace std;class ... 0.0;}■CONSTRUCTORSClass Account with constructorsDefining the constructorsCONSTRUCTORS■267ᮀ The Task of a ConstructorTraditional programming languages only allocate memory for a variable being...
... found account.// #include "account.h" // Definition of class Account.Account accountTab[100]; // Table containing accounts.int main(){int cnt; // Actual number of accounts.Account ... element containingthe terminating null character.The function reverse() on the opposite page copies the characters of a C string toa second char array in reverse order, first copying the last character ... Pointer to Account-objects.// To input data into accountTab and actualize cnt.// To search for the account number 1234567:bool found = false;for( aPtr = accountTab; aPtr < accountTab+cnt;++aPtr)if(...
... scanner()printer()Exercise 3512■CHAPTER 23 INHERITANCE// car_t.cpp: Testing the base class Car and// the derived class PassCar.// #include "car.h"int main(){const PassCar ... member objects are created anddestroyed.Exercise 2Derive two classes, DepAcc and SavAcc, from the Account class, which wasdefined in Chapter 14, in the section titled “Const Objects and Methods.”Additionally ... could contain the dimen-sions and other characteristics of a general windows. The characteristics need protecting;however, methods in derived classes will still need direct access.ᮀ Protected...
... base classes PassCar and Van contain a method called getProd(), whichthey both inherited from the Car class. In this case the compiler cannot decide whichmethod is meant.Ambiguity in the context ... inherited by PassCar from the Car class.592■CHAPTER 27 MULTIPLE INHERITANCECarPassCar VanSUVclass PassCar : public virtual Car{// Here are additional members// of class PassCar};class ... matter whether a class derived directlyfrom Car contains a base initializer or not. Base initializers for virtual indirect baseclasses defined in the constructor of a direct base class are ignored....
... connection, the callback routine is called and you can accept the connection by calling EndAccept. The EndAccept returns a socket object which represents the incoming connection. Here is the code ... follows:public class CSocketPacket{ public System.Net.Sockets.Socket thisSocket; public byte[] dataBuffer = new byte[1024];}and call BeginReceive as follows:CSocketPacket theSocPkt = new CSocketPacket ... m_socListener.Listen (4); // create the call back for any client connections m_socListener.BeginAccept(new AsyncCallback ( OnClientConnect ),null); cmdListen.Enabled = false; } catch(SocketException se)...