advanced programming in c language

... datalen) close(connfd) connect(fd, ., .) write(fd, data, datalen) read(fd, buffer, buflen) close(fd) int fd = socket( .) Socket fd Socket fd connfd ? TCP/IP Connection 8 TCP/IP Connection fd = socket(…); ... type: • Commonly used with TCP/IP and UDP/IP, but not specific to the Internet protocols • Only discuss TCP/IP sockets today 6 What is a TCP/IP Connection? • A reliable byte-stream connection ... TCP/IP connection established Send request Wait for response TCP/IP connection shutdown EOF read Block until connection established Specify well-known port Begin listening Client Server 9 Creating

Ngày tải lên: 05/09/2013, 09:57

... contain much code: using using using using using using using using using using using using System; System.Collections.Generic; System.Linq; System.Net; System .Windows; System .Windows. Controls; ... of conductors underneath the screen surface detects the change in capacitance caused by the presence of a finger on the surface. The touch screen hardware then works out where on the screen ... comparable between processors. The processor in the Windows PC might take five clock ticks to do something that the Windows Phone processor needs ten ticks to perform. The Windows PC processor might

Ngày tải lên: 17/03/2014, 13:20

... #include #include #include #include #include #include 11 ... demo */ #include #include #include #include #include #include #include #include int main(int argc, char *argv[]) { struct ... inet_aton(const char *cp, struct in_ addr *inp); And here’s a sample usage, while packing a struct sockaddr _in (this example... #include #include #include #include #include #include #include #include ... Internet address (a structure for historical reasons) [...]... demo */ #include #include #include #include #include #include #include #include #include #include #define MYPORT 4950 // the

Ngày tải lên: 19/03/2014, 13:41

... Server 156 7.3 Creating a Transmission Control Protocol (TCP) Connection 157 Reading a Web Page 157 7.4 Connecting to a Data Source 163 Using the WebClient class 163 7.5 Using LINQ to Read from ... Application Switching 210 The Windows Phone Application LifeCycle 211 Fast Application Switching in an application 213 Fast Application Switching and Development 218 Fast Application Switching and ... 9.3 Launchers and Choosers 219 Using a Launcher 220 Using a Chooser 222 9.4 Background Processing 223 Background and Periodic Scheduled Tasks 224 Adding a Background Task to Captains Log

Ngày tải lên: 23/03/2014, 22:21

... ❘ CHAPTER 1 A LOOK AT FUNCTIONAL PROGRAMMING HISTORY else tch ++ (calcLine ch (col+1) line maxp) ++ tch calcLines :: Int -> Int -> String calcLines line maxp = let ch = (ord ‘A’) + line in ... www.it-ebooks.info PROFESSIONAL Functional Programming in C# CLASSIC PROGRAMMING TECHNIQUES FOR MODERN PROJECTS Oliver Sturm www.it-ebooks.info Professional Functional Programming in C# : Classic Programming ... maxp line)) (cons ch nil) (cons 46 nil)))) (if (= col maxp) tch (append (append tch (calcLine ch (+ col 1) line maxp)) tch)) ) ) (defun calcLines (line maxp) (let* ((ch (+ line (char-int #\A)))

Ngày tải lên: 28/04/2014, 16:01

... 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

... 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

... 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

... Accessing COM Components from Visual C# 15-19 Lab: Integrating Visual C# Code with Dynamic Languages and COM Components 15-36 ii Programming in C# with Microsoft® Visual Studio® 2010 Information ... C# , click Windows. b. In the center pane, click Console Application. 1-4 Programming in C# with Microsoft® .Visual Studio® 2010 Lesson 1 Introduction to the .NET Framework 4 This lesson introduces ... 13: Building and Enumerating Custom Collection Classes Lesson 1: Implementing a Custom Collection Class 13-3 Lesson 2: Adding an Enumerator to a Custom Collection Class 13-21 Lab: Building and...

Ngày tải lên: 24/01/2014, 19:37