Object Semantics in C++CLI

... shown in Listing 4-4. Listing 4-4. Unboxing an Object to an Integer // unboxing.cpp using namespace System; Object^ f (Object^ obj) { Console::WriteLine(" ;In f, with " + obj->ToString() ... obj; } int main() { int i = 1; int j = safe_cast<int>( f(i) ); // Cast back to int to unbox the object. } The output of Listing 4-4 is as follows: In f, with 1. In Listing 4-4, the object ... 4 ■ OBJECT SEMANTICS IN C++/CLI 45 along with a string representation of the object. Something like the function in Listing 4-2 might serve as a useful debugging tool. Listing 4-2. Displaying...

Tài liệu Object-Oriented Programming in C++, 3rd Edition docx

... defines the variable as closely as possible to its point ofuse in the listing. Variables defined in the loop statement this way are visible from the point ofdefinition onward in the listing ... I/OBinary I/OThe reinterpret_cast OperatorClosing Files Object I/OI/O with Multiple ObjectsFile PointersSpecifying the PositionSpecifying the OffsetThe tellg() FunctionError Handling in ... variables in a Watch window in your debugger and seeing how they change as the program proceeds. Again,consult the appropriate appendix for instructions on how to use Watch windows.Single-stepping...

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Object Oriented Programming in C++ ppt

... thelisting, pointing to the opening brace following main. If you want to start somewhere other than the beginning of the program, position the cursor on the linewhere you want to start debugging. ... following the instructions in the sectionearlier in this Appendix titled “Adding Additional Source Files to your Project.” • Insert the line #include &ltcondefs.h> at the beginning of ... program and type in your own lines.If your starting with an existing file, read the section “Starting with Existing Files.”Saving A ProjectThe text you see in the Project Source window is a source...

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Object-Oriented Programming in C++, Fourth Edition ppt

... 302Defining and Assigning string Objects 302Input/Output with string Objects 304Findingstring Objects 305Modifyingstring Objects 306Comparingstring Objects 307Accessing Characters in string ... Page xi OBJECT- ORIENTED PROGRAMMING IN C++, FOURTH EDITONxiiCopying a String Using Pointers 454Library String Functions 456Theconst Modifier and Pointers 456Arrays of Pointers to Strings 456Memory ... Screen 873Creating a New Project 873Naming and Saving a Project 874Starting with Existing Files 875Compiling, Linking, and Executing 875Executing from C++Builder 875Executing from MS-DOS...

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object-oriented programming in c++

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c/cli in action

... 1314 Introduction to mixed-mode programming 1334.1 Using interior and pinning pointers 135Interior pointers 136 ■ Pinning pointers 1414.2 Working with interop mechanisms 147Accessing a ... Accessing a COM object via a custom RCW 212The COM object to interop with 212 ■ Writing the custom RCW 215 ■ Using the custom RCW 218www.it-ebooks.infoxii CONTENTS5.6 Writing a single ... long as the book is in print.About the authorNishant Sivakumar is a software developer living in Atlanta who has been cod-ing since 1990. Originally from sunny Trivandrum in India, he recently...

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Pointer in C

... following example code shows a typical pointer: #include <stdio.h> int main() { int i,j; int *p; /* a pointer to an integer */ p = &i; *p=5; j=i; printf("%d ... and beneficial to create pointer types in C, as shown below: typedef int *IntPointer; ... IntPointer p; This is the same as saying: int *p; This technique will be used in many of the examples ... begin thinking about how you will store the document you are editing in memory so that you can manipulate it in your program. What you need is a way to store the information you are entering in...

Morgan Haupmann TCP IP Socket in C++

... thatremain are, of course, our responsibility. We are very interested in weeding out such errorsin future printings, so if you ﬁnd one, please send email to any of us. We will maintain anerrata ... UDP).Internet addresses are 32-bit binary numbers. 1In writing down Internet addressesfor human consumption (as opposed to using them inside applications), we typically showthem as a string of ... thecorresponding Internet address.Finding a server’s port number is a different story. In principle, servers can use anyport, but the client must be able to learn what it is. In the Internet, there...

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