design patterns in c programming

... represent individual characters by enclosing them in single quotes: char c = ‘q’; C# follows the C convention that the white space characters (non printing characters that cause the printing position ... statement in C# is terminated with a semicolon (;) Thus C# statements are not constrained to a single line and there is no line continuation character In Visual Basic, we could write: y = m * x + b ‘compute ... second major precept suggested by Design Patterns is Favor object composition over inheritance C# Design Patterns Each of the 23 patterns in Design Patterns is discussed, at least one working...

Ngày tải lên: 18/10/2013, 17:15

... represent individual characters by enclosing them in single quotes: char c = ‘q’; C# follows the C convention that the white space characters (non printing characters that cause the printing position ... statement in C# is terminated with a semicolon (;) Thus C# statements are not constrained to a single line and there is no line continuation character In Visual Basic, we could write: y = m * x + b ‘compute ... second major precept suggested by Design Patterns is Favor object composition over inheritance C# Design Patterns Each of the 23 patterns in Design Patterns is discussed, at least one working...

Ngày tải lên: 08/03/2014, 11:20

... represent individual characters by enclosing them in single quotes: char c = ‘q’; C# follows the C convention that the white space characters (non printing characters that cause the printing position ... statement in C# is terminated with a semicolon (;) Thus C# statements are not constrained to a single line and there is no line continuation character In Visual Basic, we could write: y = m * x + b ‘compute ... second major precept suggested by Design Patterns is Favor object composition over inheritance C# Design Patterns Each of the 23 patterns in Design Patterns is discussed, at least one working...

Ngày tải lên: 14/03/2014, 20:20

... just before the compiler compiles your code In this example, http://www.gnu.org/software/gcc/onlinedocs/ Discussed in Section C. 2 www.it-ebooks.info Chapter C+ + Introduction the included header ... Mathematics and Computer Science for more than 30 years, leading development of computer science curricula based on Association for Computing Machinery guidelines He has done extensive outside consulting, ... src/early-examples/example0/fac.cpp /* Computes and prints n! for a given n Uses several basic elements of C+ + */ #include int main() { using namespace std; // Declarations of variables int factArg = ; int fact(1)...

Ngày tải lên: 24/03/2014, 01:21

... WINDOWS Color clr clrName 8W WINDOWS ColorPalette clrp clrpName 9W WINDOWS ComboBox cb cbName 10W WINDOWS ContextMenu ctm ctmName 11W WINDOWS CrystalReportViewer crv crvName 12W WINDOWS Cursor csr csrName ... enterprise code, it is not always practical or politically acceptable to incur the upfront overhead costs of developing generic code and then specializing it in a domain application What Developing code ... use, including enterprise, application, and data architectures Chapter 6: Design Structure In this chapter we start to apply the concepts that were discussed in the design policy by using structural...

Ngày tải lên: 14/02/2014, 10:20

... WINDOWS Color clr clrName 8W WINDOWS ColorPalette clrp clrpName 9W WINDOWS ComboBox cb cbName 10W WINDOWS ContextMenu ctm ctmName 11W WINDOWS CrystalReportViewer crv crvName 12W WINDOWS Cursor csr csrName ... enterprise code, it is not always practical or politically acceptable to incur the upfront overhead costs of developing generic code and then specializing it in a domain application What Developing code ... use, including enterprise, application, and data architectures Chapter 6: Design Structure In this chapter we start to apply the concepts that were discussed in the design policy by using structural...

Ngày tải lên: 05/03/2014, 21:20

... purchases or special sales, which may include electronic versions and/or custom covers and content particular to your business, training goals, marketing focus, and branding interests For more information, ... a certain electrically charged, but very sweet yellow mouse Back in 2002, my son was spending his free time playing a certain computer game that involved finding and taming various magical creatures, ... much of a cultural emphasis on OO design and patterns In the process of describing design patterns, Russ has captured the essence of solving many of the common programming hurdles that we face...

Ngày tải lên: 29/04/2014, 14:42

... WindowListener windowActivated() windowActivated() windowClosed() windowClosed() windowClosing() windowClosing() windowDeactivated() windowDeactivated() windowDeiconified() windowDeiconified() windowIconified() ... implementing this interface will have access to public interface ClassificationConstants { static final int CONSUMER = 1; static final int DISPLAY = 2; } Interfaces have one other key way in which they ... www.traintelco.com This page intentionally left blank www.traintelco.com INTRODUCING INTERFACES A CLASS’S interface, speaking abstractly, is the collection of methods and fields that the class...

Ngày tải lên: 27/10/2014, 00:44

... Diagrams 585 C Character Codes 587 Index 592 Preface This book was motivated by my experience in teaching the course E&CE 250: Algorithms and Data Structures in the Computer Engineering program ... workings of classes, interfaces, and inheritance in order to understand the unifying class hierarchy discussed in Chapter Online Course Materials   Additional material supporting this book can ... identified in the Computing Curricula 1991 report of the ACM/IEEE-CS Joint Curriculum Task Force[43] The book specifically addresses the following knowledge units: AL1: Basic Data structures, AL2:...

Ngày tải lên: 13/02/2015, 11:26

... 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 ... class Object{ static void main(){} public static Main(){} } } e) class Object{ b) class Object{ static void Main(){}; static void Main(){} } } c) Class Object{ static void Main(){} } Which of the ... 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 =100*Static[1]; Console.WriteLine(@Main);...

Ngày tải lên: 21/08/2012, 15:55

... an int data type of a property Which of the following is the correct syntax for declaring an indexer a) protected int this[int var1] c) public int this(int var1) b) public int classname[int index] ... nothing How can we create the object dynamically in C# ? [2.5] a) C# does not allow instantiation c) By using the of objects at run time System.Activator CreateInstance() method to create an instance ... (myObjectType) d) In C# , Object cannot be instantiated at run time but a method of a class can be invoked [2.5] 193 using System.Reflection; using System; class Reflect { public int i=20; public char ch='a';...

Ngày tải lên: 29/08/2012, 16:37

... clntSocket); /* Error handling function */ /* TCP client handling function */ int main(int argc, char *argv[]) { int servSock; int clntSock; struct sockaddr _in echoServAddr; struct sockaddr _in echoClntAddr; ... gets a socket for an incoming client connection by calling accept () int accept(int socket, struct sockaddr *clientAddress, unsigned int *addressLength) accept() dequeues the next connection on ... new socket for each client connection Communicate with the client via that new socket using send() and recv() Close the client connection using close() Creating the socket, sending, receiving,...

Ngày tải lên: 05/11/2012, 14:45

... clntSocket); /* Error handling function */ /* TCP client handling function */ int main(int argc, char *argv[]) { int servSock; int clntSock; struct sockaddr _in echoServAddr; struct sockaddr _in echoClntAddr; ... gets a socket for an incoming client connection by calling accept () int accept(int socket, struct sockaddr *clientAddress, unsigned int *addressLength) accept() dequeues the next connection on ... new socket for each client connection Communicate with the client via that new socket using send() and recv() Close the client connection using close() Creating the socket, sending, receiving,...

Ngày tải lên: 15/11/2012, 14:57

... [1.0] “MyClass” a) Class myclass b) class Myclass 38 c) class MyClass d) Class MyClass Which of the following is a valid variable in C# ? a) c) _Class b) 39 Class Class d) @class Basic input and ... 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 105 Which ... Static constructors can be take parameters called explicitly or implicitly b) Static constructors can have e) Static constructors are called accessibility modifiers when the class is loaded c) ...

Ngày tải lên: 09/04/2013, 09:10

... dict.h The contents of these files are described briefly below main .c: dict .c: #include #include #include "dict.h" int main() { } dict.h: #include "dict.h" /* data structure for ... declared with the static keyword in dict .c (c) Congratulations! You’re done and ready to compile your code Write the command line that you should use to compile this code (using gcc) Let’s call ... the dictionary data structure to be accessible only from functions in dict .c You remove the declaration from dict.h Is it still possible to directly access or modify the variable from main .c, even...

Ngày tải lên: 25/04/2013, 08:07

... connect"); close(fd); continue; } } 23 Accepting Connections #include #include int connfd; struct sockaddr _in cliaddr; socklen_t cliaddrlen = sizeof(cliaddr); connfd ... (cliaddr) 24 Accepting Connections • A TCP/IP server may have multiple connections outstanding • • • Can accept() connections one at a time, handling each request in series Can accept() connections ... either struct sockaddr _in or • Cast it to a struct sockaddr before calling the socket routines struct sockaddr _in6 struct sockaddr _in addr; // Fill in addr here if (bind(fd, (struct sockaddr *)...

Ngày tải lên: 05/09/2013, 09:57

... ?@BDFCCHEJGMEPQSNOCUSEPQXCOC USZG[OGCOCJGC\ J ][[D[B ACEGBEHIKCNOC TC PSVCOC SEPM VCC CKBEPIH JC ]C C^FBC A C LC R E W Y @ B@ EP_OFH @C^ _GOJCCF`E C ACEC[cFCFCOCKGC GFECJGC eCC FC OCJGJC[[[KA C\ ... ]@_CC EC[DJFaC[BEC[[G[_O[GC\O FC CADEC C @ y A@A]@G@CF`E `GCBG COACJGOBJC C B G @ F E ~?\F ]@_CJGAB CEFC FHG[Oa [C F [[ OBC C aC A@_OEOC DA \ CH@CE P\ aCHa[GbC J BJ EC J C O~?\F IC[EHK [C[ nmC ... IC[EHK [C[ nmC GJC A@GEB GCH\F PGCEeGC[DJFaCF C C aCdP\KGBBG C a[@P]@ _C OaA EHJaCEEI _C G CF`E JC J C @ F BC J@ D`CECJGABG[\F KHBCG[]A[B[AAPACOEGOEGAK [C ACEEACJGA[CC E[G G OEOC C aCO[BJ@F BCD_\ [C EC_A CG IGb?@BPGC...

Ngày tải lên: 13/09/2013, 09:23

... header files ❑ xlC (IBM) Compiling and Linking (UNIX) ❑ g++ (GNU, egcs) CC -c main.cc CC -o prog main.cc sum.cc -lm ❑ KCC (KAI) ❑ Compiler /Programming Environments Typical Compiler Options (UNIX) ... http://www.fz-juelich.de/zam/cxx/ ➠ Parallel Programming with C+ + ➠ Forschungszentrum Jülich Local C+ + Information ❑ Official C+ + On-line FAQ http://www.cerfnet.com/~mpcline /C+ +-FAQs-Lite/ Programming in C+ + ... Murray, Programming in C+ +  Dr Bernd Mohr, FZ Jülich, ZAM Page 12 Name of the Compiler Source File Names ❑ CC (Sun, HP, SGI, Cray) cc cpp C cxx C+ + source files ❑ cxx (DEC) h hh H hpp C+ + header...

Ngày tải lên: 13/12/2013, 08:15

... not all Decorators can define new behavior, which can be invoked explicitly We this on line 71, which results in the second line of output (line 83) about buying a cappuccino That, in a nutshell, ... a cappuccino "; } } class Client { static void Display(string s, IComponent c) { Chapter 2: Structural Patterns: Decorator, Proxy, and Bridge Example 2-1 Decorator pattern theory code (continued) ... 11), the instantiation will be accepted The reason for this is that in order to gain access to the classes in SubjectAccessor, the client inherits from it, thus giving it access to internal members...

Ngày tải lên: 22/12/2013, 02:17

... m_socListener.Bind( ipLocal ); //start listening m_socListener.Listen (4); // create the call back for any client connections m_socListener.BeginAccept(new AsyncCallback ( OnClientConnect ),null); cmdListen.Enabled ... EndAccept The EndAccept returns a socket object which represents the incoming connection Here is the code for the callback delegate: public void OnClientConnect(IAsyncResult asyn) { try { m_socWorker ... callback BeginAccept is a non-blocking method that returns immediately and when a client has made requested a connection, the callback routine is called and you can accept the connection by calling...

Ngày tải lên: 18/01/2014, 08:20