objectoriented programming in c net part 1 codeproject
Tài liệu Socket Programming in C# Part 1 – Introduction pptx
... 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 for the callback ... (4); // create the call back for any client connections m_socListener.BeginAccept(new AsyncCallback ( OnClientConnect ),null); cmdListen.Enabled = false; } catch(SocketException se) { MessageBox.Show ... we can pass a class object that contains as much information as we want For example we can declare a class as follows: public class CSocketPacket { public System .Net. Sockets.Socket thisSocket;...
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A Complete Guide to Programming in C++ part 1 ppsx
... cm ISBN: 0-7637 -18 17-3 C+ + (Computer program language) I Kirch-Prinz, Ulla II Title QA76.73 .C1 53 P73 713 20 01 005 .13 '3—dc 21 2090 20 010 29 617 Chief Executive Officer: Clayton Jones Chief Operating ... of string manipulation These include inserting and erasing, searching and replacing, comparing, and concatenating strings Chapter 10 describes how to write functions of your own The basic rules ... polymorphic classes In addition to defining virtual functions, dynamic downcasting in polymorphic class hierarchies is introduced Chapter 26 describes how defining pure virtual methods can create...
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Questions to .NET and Programming in C# Part 2: 101-235 potx
... name of class MyClass is : a) Space1.MyClass() c) b) 14 0 d) Space2.MyClass() Hierarchical namespaces [1. 5] Interface All the mentioned options [1. 5] Space1.Space2.MyCl ass() Space2.Space1.MyCla ss() ... void Count(){ Console.WriteLine( "10 0"); } }; public class Child:Parent { public override void Count(){ 10 Console.WriteLine( "10 00"); 11 } 12 public static void Main(){ 13 Parent p=new Child(); 14 ... static void Main(){ try{ int p =10 ; Console.WriteLine(“enter a number”); int r=Int32.Parse(Console.ReadLine()); p/=r; } 10 catch(Exception e){ 11 Console.WriteLine(e); 12 Console.WriteLine(Console.Error);...
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1 100 questions to NET and programming in c
... System; class MyClass { int Var1 =1; int Var2; public static void Main(){ int LocalVar=3; MyClass m1=new MyClass(); Console.WriteLine(m1.Var1+m1.Var2+LocalVar); } } The output of above code will ... program cannot compile because the for statement’s syntax is incorrect using System; class Test { static void Main() { int @Main; int[] Static= new int[3]; @Main =10 0*Static [1] ; Console.WriteLine(@Main); ... [2.5] { int num1 =1; int num2; public static void Main(){ int num3=3; Console.WriteLine(num1+num2+num3r); } } a) c) The code does not compile because static method cannot access nonstatic variables...
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Questions to .NET and Programming in C#
... program cannot compile because the for statement’s syntax is incorrect using System; class Test { static void Main() { int @Main; int[] Static= new int[3]; @Main =10 0*Static [1] ; Console.WriteLine(@Main); ... [0.5] [1. 0] [1. 0] [1. 0] [1. 0] [0.5] [0.5] [1. 0] [1. 0] [1. 0] [1. 0] [1. 5] 41 42 43 44 45 46 d) Class b) Object Which of the following are value types? a) Interface c) Struct b) String d) Union Which ... d) interact with the operating system Which of the following is a correct statement to declare the class “MyClass”? a) Class myclass c) class MyClass b) class Myclass d) Class MyClass Which of...
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Questions to .NET and Programming in C#
... name of class MyClass is : a) Space1.MyClass() c) b) 14 0 d) Space2.MyClass() Hierarchical namespaces [1. 5] Interface All the mentioned options [1. 5] Space1.Space2.MyCl ass() Space2.Space1.MyCla ss() ... void Count(){ Console.WriteLine( "10 0"); } }; public class Child:Parent { public override void Count(){ 10 Console.WriteLine( "10 00"); 11 } 12 public static void Main(){ 13 Parent p=new Child(); 14 ... static void Main(){ try{ int p =10 ; Console.WriteLine(“enter a number”); int r=Int32.Parse(Console.ReadLine()); p/=r; } 10 catch(Exception e){ 11 Console.WriteLine(e); 12 Console.WriteLine(Console.Error);...
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Question Bank Introduction to .NET and Programming in C#
... class MyClass is : a) Space1.MyClass() c) Space1.Space2.MyClass() b) Space2.MyClass() [1. 5] d) Space2.Space1.MyClass() 14 1 namespace College.Library{ namespace Shelf{ class Book{ } } } [1. 5] The ... Which of the following are correct statements for implementing an abstract class a) public abstract void class ClassA [1. 0] c) abstract public ClassA b) public abstract class ClassA 10 5 Which ... set d) find 10 0 public class A:B ,C, D{ } The above code represents [0.5] a) multilevel interface c) multiple interface b) hierarchical interface d) multiple inheritance 10 1 interface intA: one,...
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Pro NET 4 Paralle Programming in C# potx
... 10 7 ■Chapter 4: Coordinating Tasks 10 9 Doing More with Tasks 11 0 Using Task Continuations 11 0 Creating Simple Continuations 11 1 Creating One-to-Many ... One-to-Many Continuations 11 3 Creating Selective Continuations 11 5 Creating Many-to-One and Any-To-One Continuations 11 7 Canceling Continuations 12 0 ... Listing 2-7 demonstrates creating a cancellable task and polling to check for cancellation 17 CHAPTER ■ TASK PROGRAMMING Listing 2-7 Cancelling a Task using System; using System.Threading; using...
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Pro .NET 4 Parallel Programming in C# doc
... 10 7 ■Chapter 4: Coordinating Tasks 10 9 Doing More with Tasks 11 0 Using Task Continuations 11 0 Creating Simple Continuations 11 1 Creating One-to-Many ... One-to-Many Continuations 11 3 Creating Selective Continuations 11 5 Creating Many-to-One and Any-To-One Continuations 11 7 Canceling Continuations 12 0 ... System.Threading; using System.Threading.Tasks; namespace Listing _11 { class Listing _11 { static void Main(string[] args) { // create the cancellation token sources CancellationTokenSource tokenSource1...
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A Complete Guide to Programming in C++ part 85 potx
... String literal internal representation of, 24 Strings characters accessed in, 16 4 comparing, 15 8 concatenating, 15 6, 15 7 escape sequences used in, 29 initializing, 15 4, 15 5 inserting and erasing ... Swapping, 455 switch statement, 11 1 else-if chains contrasted with, 11 1 structogram for, 11 0 Symbolic constants, 12 1 sync() method, 70 Syntax, 249 brackets in descriptions, 612 for defining variables, ... name, S Safe class, 514 , 515 SavAcc class defining, 648, 649 scientific manipulator, 65 Scope, 19 9 Scope resolution operator, 209, 211 , 249 Screen control macros, 12 3, 12 5 Scrolling string output,...
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A Complete Guide to Programming in C++ part 2 doc
... 15 8 Inserting and Erasing in Strings 16 0 Searching and Replacing in Strings 16 2 Accessing Characters in Strings 16 4 Exercises 16 6 Solutions 16 8 Chapter 10 Functions 17 1 Significance of Functions ... in Assignments 14 4 More Type Conversions 14 6 Exercises 14 8 Solutions 15 0 Chapter The Standard Class string 15 3 Defining and Assigning Strings 15 4 Concatenating Strings 15 6 Comparing Strings 15 8 ... Statement 10 2 Selections with if-else 10 4 Else-if Chains 10 6 Conditional Expressions 10 8 Selecting with switch 11 0 Jumps with break, continue, and goto Exercises 11 4 Solutions 11 6 11 2 68 CONTENTS Chapter...
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A Complete Guide to Programming in C++ part 3 pptx
... data1 function2 data2 function3 Object-oriented concept object1 object2 Properties Properties Capacities Capacities OBJECT-ORIENTED PROGRAMMING ■ ᮀ Traditional Procedural Programming In traditional, ... class defines a certain object type by defining both the properties and the capacities of the objects of that type Objects communicate by sending each other “messages,” which in turn activate ... object representing an account in a program will have properties and capacities that are important for account management OOP objects combine data (properties) and functions (capacities) A class...
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A Complete Guide to Programming in C++ part 4 pot
... Standard Code for Information Interchange) is used This 7-bit code contains definitions for 32 control characters (codes – 31) and 96 printable characters (codes 32 – 12 7) The char (character) type ... for correctly interpreting the codes The C+ + language does not stipulate any particular characters set, although in general a character set that contains the ASCII code (American Standard Code ... The character set defines which code represents a certain character When displaying characters on screen, the applicable character codes are transmitted and the “receiver,” that is the screen,...
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A Complete Guide to Programming in C++ part 5 pot
... ■ CONSTANTS (CONTINUED) Examples for floating-point constants 5 .19 12 0. 519 E1 12 .0 0.0 519 e2 519 .OE-2 0.75 0.00004 0.4e-4 75 12 E+2 4E-4 7.5e -1 12e0 4E-5 75E-2 Examples for character constants Constant ... preset accuracy The following three types are available for calculations involving floating-point numbers: float double long double for simple accuracy for double accuracy for high accuracy The ... (CONTINUED) ■ 21 ᮀ Floating-Point Types Numbers with a fraction part are indicated by a decimal point in C+ + and are referred to as floating-point numbers In contrast to integers, floating-point numbers...
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A Complete Guide to Programming in C++ part 6 potx
... explicit initialization int main() { char ch('A'); // Local variable being initialized // or: char ch = 'A'; cout
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A Complete Guide to Programming in C++ part 7 docx
... of cin, cout, // Declaration of self-defined functions and classes long myfunc(int); Source file application.cpp Copy #include #include "myheader.h" int main() { int a; cin >> ... Following these directives, the classes istream and ostream can be used with the cin and cout streams cin is an object of the istream class and cout an object of the ostream class 48 ■ CHAPTER USING ... included in the program’s source code by means of the #include directive, the function can be used immediately Example: #include Following this directive, the mathematical standard functions,...
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A Complete Guide to Programming in C++ part 8 potx
... ■ CHAPTER USING FUNCTIONS AND CLASSES EXERCISES ■ exercise s 52 Screen output for exercise Number Square Root 12 .25 0. 012 1 3.5 0 .11 Listing for exercise // A program containing errors! # include ... CHAPTER USING FUNCTIONS AND CLASSES ■ USING STANDARD CLASSES Sample program using class string // To use strings #include #include using namespace std; // Declaration of cin, ... page contains several errors! Correct the errors and ensure that the program can be executed Exercise Create a C+ + program that defines a string containing the following character sequence: I...
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