network programming in c examples

Ngày tải lên: 05/09/2013, 09:57

... <sys/socket.h> #include <netinet /in. h> #include <arpa/inet.h> #define MYPORT 3490 main() { int sockfd; struct sockaddr _in my_addr; sockfd = socket(AF_INET, SOCK_STREAM, 0); // do some error checking! my_addr.sin_family ... to Network Programming Using Internet Sockets 12 Here is the synopsis for the bind() system call: #include <sys/types.h> #include <sys/socket.h> int bind(int sockfd, struct sockaddr ... local struct sockaddr _in. This is where the information about the incoming connection will go (and with it you can determine which host is calling you from which port). addrlen is a local integer...

Ngày tải lên: 19/03/2014, 13:41

... 236 9.6 Certificates 236 9.7 Server certificates 238 9.8 Client certificates 239 9.8.1 Microsoft Certificate Services 240 9.8.2 Reading certificates 241 9.9 Permissions in .NET 244 9.10 Financial network ... userCallback, object stateObject) . BeginWrite() Begins an asynchronous write. It may be invoked thus: BeginWrite(byte[] array,int offset,int numBytes, AsyncCallback userCallback, ... tasks such as redrawing the user interface. In certain time-critical applications, it may be necessary to take 100% processor time, but any application with a user interface should remain responsive...

Ngày tải lên: 12/08/2014, 21:20

... listenerSocket; public Socket clientSocket; public byte[] recv; VB.NET Private acceptCallBack As AsyncCallback Private receiveCallBack As AsyncCallback Public listenerSocket As Socket Public clientSocket ... example in Visual Studio .NET, and add the following public variables directly inside the Form class: C# private AsyncCallback acceptCallBack; private AsyncCallback receiveCallBack; public Socket ... 8080; acceptHandler accepts incoming con- nections; and receiveHandler handles incoming data. Double-click on the Listen button, and replace the code with the fol- lowing code: Figure 3.6 TCP server...

Ngày tải lên: 12/08/2014, 21:20

... doc As HTMLDocument = CType(WebBrowser.Document, _ HTMLDocument) Dim selection As Object = doc.selection.createRange() doc.execCommand("ForeColor",False,colorCode) (CType(selection, ... present in the client certificate. Returns int32. Connection Gets the Connection HTTP header sent in the client request. Returns String. ContentLength Gets the length of any data posted in the client ... to store incoming data in a string until the termination character(s) is found. Data returned from the client is displayed in tbStatus , but no other processing takes place. C# public void...

Ngày tải lên: 12/08/2014, 21:20

Ngày tải lên: 12/08/2014, 21:20

Ngày tải lên: 12/08/2014, 21:20

Ngày tải lên: 12/08/2014, 21:20

Ngày tải lên: 12/08/2014, 21:20

Ngày tải lên: 12/08/2014, 21:20

Ngày tải lên: 12/08/2014, 21:20

Ngày tải lên: 12/08/2014, 21:20

... when the object is accessed. c) A static constructor can have public as a accessibility modifiers 74. class A { public static int X = B.Y + 1; } class B { public static int Y = A.X ... explicitly or implicitly. b) Static constructors can have accessibility modifiers. e) Static constructors are called when the class is loaded. c) Static constructors cannot be called ... error. c) Incompatible type for ’=’ can’t convert SubClass to SuperClass. b) No constructor matching SuperClass() found in class SuperClass d) Wrong number of arguments in constructor....

Ngày tải lên: 21/08/2012, 15:55

... implementing an abstract class. [1.0] a) public abstract void class ClassA c) abstract public ClassA b) public abstract class ClassA 105. Which of the following methods can be called ... ("MyDll.MyOName" ) object myObject = System.Activator .C reatInstance (myObjectType) b) By using the System.Reflection. CreateInstance() method to create an instance of object in the following manner. ... an int data type. 203. Which of the following is the correct syntax for declaring an indexer. [1.0] a) protected int this[int var1] c) public int this(int var1) b) public int classname[int...

Ngày tải lên: 29/08/2012, 16:37

Ngày tải lên: 05/11/2012, 14:45

Ngày tải lên: 15/11/2012, 14:57

... is called automatically when the object is accessed. c) A static constructor can have public as a accessibility modifiers 74. class A { public static int X = B.Y + 1; } class B { public static ... value c) get b) set d) find 100. public class A:B ,C, D{ } The above code represents ______ [0.5] a) multilevel interface c) multiple interface b) hierarchical interface d) multiple inheritance 101. ... False 25. Access Modifiers for variables in C# can be the following (Select all that apply) [1.0] a) Public c) Private b) Protected d) Public protected 26. In C# , an underscore is allowed as an initial...

Ngày tải lên: 09/04/2013, 09:10

... some basic code profiling to examine the effects of explicitly declaring variables as registers. Consider the fibonacci sequence generating function fibonacci in prob1 .c, which is reproduced at ... Electrical Engineering and Computer Science 6.087: Practical Programming in C IAP 2010 Problem Set 3 – Solutions Control flow. Functions. Variable scope. Static and global variables. I/O: printf ... return 0 ; } Hint: In order to count words, count the transitions from non-white space to white space characters. 5 main .c: dict .c: dict.h: #include <stdio.h> #include "dict.h"...

Ngày tải lên: 25/04/2013, 08:07

... Fortran Boolean (int) boolean logical Character char, wchar_t char character(n) Integer short int integer integer int long int FloatingPoint float real real double Complex ❖ (in C9 9) ❖ complex ❑ Size ... " ;C& quot; and include guards. Programming in C+ +  Dr. Bernd Mohr, FZ Jülich, ZAM Page 76 From C to C+ + Constants ❑ Typical C code used the C preprocessor to define symbolic constants: #define ... with C+ + ➠ Forschungszentrum Jülich Local C+ + Information ❑ Official C+ + On-line FAQ http://www.cerfnet.com/~mpcline /C+ +-FAQs-Lite/ Programming in C+ +  Dr. Bernd Mohr, FZ Jülich, ZAM Page 12 Introduction...

Ngày tải lên: 13/12/2013, 08:15

... 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 ... 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) ... 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...

Ngày tải lên: 18/01/2014, 08:20