c programming questions with solutions pdf

... public Access not limited protected Access limited to this class and classes derived from this class internal Access limited to this program protected internal Access limited to this program and classes ... Static and Instance Methods A method declared with a static modifier is a static method. A static method does not operate on a specific instance and can only access static members. A method declared ... declared without a static modifier is an instance method. An instance method operates on a specific instance and can access both static and instance members. The instance on which an instance method

Ngày tải lên: 12/08/2014, 23:23

... incorrect because the principles reflected in the statement are correct B is incorrect because the principles reflected in the statement are correct Asset Manager Code of Professional Conduct ... Asset Manager Code B is incorrect because the policy is consistent with the Asset Manager Code C is incorrect because the policy is consistent with the Asset Manager Code Asset Manager Code of Professional ... that clients would easily understand complicated calculations B is incorrect because Section F, Disclosures, calls for communications with clients to be on an ongoing and timely basis Annual communication

Ngày tải lên: 23/09/2021, 20:22

... predicates that use reference-counting techniques to solve the predicate-copying problem (a) above Yes, you can share the predicate state so that a predicate can be safely copied without changing ... specialization for each Cloneable class // general case: use copy constructor static T* Clone( const T* p ) { return new T( *p ); } Trang 32X<T> then simply calls XTraits<T>::Clone() ... which the traits template is instantiated The nice thing is that the traits class T<C> lets us record such extra information about a class C, without requiring any change at all to C For

Ngày tải lên: 19/03/2019, 10:42

... predicates that use reference-counting techniques to solve the predicate-copying problem (a) above Yes, you can share the predicate state so that a predicate can be safely copied without changing ... specialization for each Cloneable class // general case: use copy constructor static T* Clone( const T* p ) { return new T( *p ); } Trang 32X<T> then simply calls XTraits<T>::Clone() ... which the traits template is instantiated The nice thing is that the traits class T<C> lets us record such extra information about a class C, without requiring any change at all to C For

Ngày tải lên: 20/03/2019, 15:53

... 17 August 2011 Acceptance date 7 December 2011 Publication date 7 December 2011 Article URL http://www.advancesindifferenceequations.com/content/2011/1/61 This peer-reviewed article was published ... This is an open access article distributed under the terms of the Creative Commons Attribution License ( http://creativecommons.org/licenses/by/2.0 ), which permits unrestricted use, distribution, ... upon acceptance It can be downloaded, printed and distributed freely for any purposes (see copyright notice below) For information about publishing your research in Advances in Difference Equations

Ngày tải lên: 20/06/2014, 21:20

... familiar with, there exist some special characters, called escape characters. An escape character is symbolized with a backslash \ followed by a regular character(s). For instance, the new-line character ... escape character, you may wonder how you would actually express the character ‘\’ in a string. C++ solves this by making the backslash character an escape character itself; that is, a backslash ... This is called string concatenation (i.e., joining). The standard library provides such a function to do this, called strcat: char *strcat(char *strDestination, const char *strSource);

Ngày tải lên: 05/08/2014, 09:45

... that case. Without this check, our code would crash with a NullReferenceException if null were passed to CompareTo. Example 7-17. Making a type comparable class CalendarEvent : IComparable<CalendarEvent> ... TraineeFirefighter By default, generic arguments are neither covariant nor contravariant C# 4. 0 introduced support for variance because the absence of variance with collection interfaces just seemed wrong—IEnumerable ... the objects are all compatible with the element type.) Likewise, you can declare an array of any interface type—for example, INamedPerson[], in which case each element can refer to any object of

Ngày tải lên: 06/08/2014, 09:20

... ChatCallback(); InstanceContext clientContext = new InstanceContext(callbackObject); ChatServiceClient chatProxy = new ChatServiceClient(clientContext); This wraps the callback object in an InstanceContext—this ... caching by setting the request’sCachePolicy, as Example 13-20 shows Trang 31Example 13-20 Setting cache policyHttpRequestCachePolicy cachePolicy = new HttpRequestCachePolicy( The HttpRequestCacheLevel ... the contract is a class called ChatServiceClient.This implements IChatService, because it acts as a proxy for the service If we want to communicate with the service, all we need to do is create

Ngày tải lên: 06/08/2014, 09:20

... processed Load CreateChildControls() is called, which creates and initializes server controls in thecontrol tree State is restored, and the form controls contain client-side data Send Postback Change ... Internet With Web Forms, you cancreate an ASPX page consisting of HTML and web controls, and you write C# code to 775 Trang 37respond to user actions and add additional dynamic content The C# code ... transparency Conversely, PNG can reproduce screenshots perfectly and supports transparency, but com-presses photographic images inefficiently. WPF supports a much wider range of image types, including

Ngày tải lên: 06/08/2014, 09:20

... useungetch? Exercise 4-8 Suppose that there will never be more than one character of pushback Modify getchandungetchaccordingly Exercise 4-9 Our getch and ungetch do not handle a pushed-back EOF correctly ... characters plus the terminating'\0'). 4.10 Recursion C functions may be used recursively; that is, a function may call itself either directly orindirectly Consider printing a number as a character ... part of the program within which the name can be used For an automatic variable declared at the beginning of a function, the scope is the function in whichthe name is declared Local variables of

Ngày tải lên: 06/08/2014, 09:20

... of l L character-literal: ’c-char-sequence’ L’c-char-sequence’ c-char-sequence: c-char c-char-sequence c-char c-char: any member of the source character set except the single-quote, backslash, ... backslash, or new-line character escape-sequence universal-character-name escape-sequence: simple-escape-sequence octal-escape-sequence hexadecimal-escape-sequence simple-escape-sequence: one of \’ \" ... \v octal-escape-sequence: \ octal-digit \ octal-digit octal-digit \ octal-digit octal-digit octal-digit hexadecimal-escape-sequence: \x hexadecimal-digit hexadecimal-escape-sequence hexadecimal-digit

Ngày tải lên: 12/08/2014, 19:21

... SelectCommand's Connection SqlConnection connection = (SqlConnection) dataAdapter.SelectCommand.Connection; // Create an explicit, reusable insert command dataAdapter.InsertCommand = connection.CreateCommand( ... SqlConnection connection = (SqlConnection) dataAdapter.SelectCommand.Connection; // Create an explicit, reusable insert command dataAdapter.InsertCommand = connection.CreateCommand( ); dataAdapter.InsertCommand.CommandText ... Calc.dll module to this dependency list $(DEST)\Calc.dll: Calc.cs $(DEST) $(CSC) $(MODULETARGET) /r:$(REFERENCES: =;) /out:$@ %s # Add Fraction $(DEST)\Fraction.dll: Fraction.cs $(DEST) $(CSC)

Ngày tải lên: 12/08/2014, 23:22

... Since Cos( ) is static, you don't need to construct an instance of System.Math (and you can't, since System.Math has no public constructor) The Activator class contains four methods, all static, ... which you can use to create objects locally or remotely, or to obtain references to existing objects The four methods are CreateComInstanceFrom, CreateInstanceFrom, GetObject, and CreateInstance: ... CreateInstance: CreateComInstanceFrom Used to create instances of COM objects Trang 19Object theObj = Activator.CreateInstance(someType); Back to the Cos( ) example, you now have one object in hand:

Ngày tải lên: 12/08/2014, 23:22

... the contents of the Application object when the button is clicked: void btnUpdateTopic_Click(object sender, EventArgs e) { Application["CurrentTopic"] = txtTopic.Text; lblCurrentTopic.Text ... string connectionString = ConfigurationSettings.AppSettings["ConnectionString"]; System.Data.IDbConnection dbConnection = new System.Data.OleDb.OleDbConnection(connectionString); ... new document For now, change the location to the nascent MatrixPractice folder and then change the filename...Appendix A Exercise 5 Move the new code in Product.ascx into a code-behind file Chapter

Ngày tải lên: 13/08/2014, 04:21

... handling their comple-tion events To avoid complicating the code example I haven’t shown theactive object class here, but I discuss active objects fully in Chapters 8and 9 The active object class must ... inline CShutdown::CShutdown() : CTimer(-1) {CActiveScheduler::Add(this);} inline void CShutdown::ConstructL() {CTimer::ConstructL();} inline void CShutdown::Start() {After(KShutdownDelay);} void CShutdown::RunL() ... expires CActiveScheduler::Stop(); } The CServer-derived object owns a CShutdown object As I cribed above, the server reference-counts its connected client sessions.The shutdown timer object is

Ngày tải lên: 13/08/2014, 08:21

... polynomial with integer coefficients 49 Find all polynomials p with real coefficients such that for all reals a, b, c such that ab + bc + ca = 1 we have the relation p(a)2 + p(b)2 + p(c)2 = p(a + b + c)2 ... some conditions between P and Q.My conjecture is that there exist ratinal a, b, c that aP (x) + bQ(x) + c = 0 15 Find all polynomials f with real coefficients such that for all reals a, b, c such ... integer coefficients f such that for all n > 2005 the number f (n) is a divisor of nn−1− 1 12 Find all polynomials with complec coefficients f such that we have the equivalence: for all complex

Ngày tải lên: 30/10/2014, 01:00

... Works” to the screen. a. Replace the skeleton text with text from LABS/p20proc.pls. b. Compile the code. Make appropriate corrections so code successfully compiles. c. Execute the procedure at the ... functions. You are already familiar with SQL functions. You call the function with actual parameters from within a SQL command, such as SELECT. Example Number Functions ROUND (1896,2) TRUNC (1892,-2) ... l20func.pls PRACTICE: p20proc.pls Modularizing Programming with Subprograms 20Ć9 Creating a Procedure Create a PL/SQL procedure to store a series of actions for later execution. The procedure can contain zero...

Ngày tải lên: 10/12/2013, 17:15

... address with bind Tell system to watch for incoming connections with listen Waits for a connection with accept or select ☞ Ä Ä Ä Ä Slide 49 Comparing packed addresses (cont.) Explanation The structure ... the use of context here disturbs you then you can explicitly call pack_sockaddr_in and unpack_sockaddr_in. ☞ ☞ ☞ ☞ Slide 8 The socket model The Server Creates a generic socket with socket Binds ... Communication protocols There are two protocols that are mainly used TCP is used with a stream socket to provide a reliable, sequenced, flow-controlled channel of communication. UDP is used with...

Ngày tải lên: 21/12/2013, 04:19

... Makefile contains: reciprocal: main.o reciprocal.o g++ $(CFLAGS) -o reciprocal main.o reciprocal.o main.o: main .c reciprocal.hpp gcc $(CFLAGS) -c main .c reciprocal.o: reciprocal.cpp reciprocal.hpp g++ ... (“The reciprocal of %d is %g\n”, i, reciprocal (i)); return 0; } Listing 1.2 (reciprocal.cpp) C+ + source file—reciprocal.cpp #include <cassert> #include “reciprocal.hpp” double reciprocal (int ... source code into machine-readable object code that can actually run.The compilers of choice on Linux systems are all part of the GNU Compiler Collection, usually known as GCC. 3 GCC also include...

Ngày tải lên: 21/01/2014, 07:20

... system with a generic cc compiler or the Free Software Foundation’s gcc compiler. For MS-DOS/Windows users, instructions are included for Borland C+ +, Turbo C+ +, and Microsoft Visual C+ +. (These compilers ... following command line: % gcc -g -Wall -ansi -pedantic -ohello hello .c The switch -ansi turns off features of GNU C that are incompatible with ANSI C. The -pedantic switch causes the compiler ... they are introduced. Italic is also used to highlight comments in examples. Practical C Programming xv Preface This book is devoted to practical C programming. C is currently the premier language...

Ngày tải lên: 14/02/2014, 20:20