Answer / johnm23357

The question implies that ReleaseDC(CDC*) is not to be
called. The only way I know of doing this, without creating
a leak, is the CClienDC dc(this) constructor.

Answer / wizards

We can change the CDC current pointer by using 'MoveTo'
member funciton. Plz correct me if wrong.

What is the use of CObject::Dump function ?

4 Answers  

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How can update edit control data of an executing application from other application?

3 Answers   HP,

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What is the base class for MFC Framework ?

2 Answers   Mphasis,

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Which MFC function is used to display output?

9 Answers   TCS,

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Why not virtual functions to handle messages?

5 Answers  

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Hi All, I have created one MFC Dialog Based application.now if i am running the application its working fine,instead of closing he application i minimized the application,if i run the application again,i am getting the Dialog. I want to prevent the calling of application multiple times. please give me the code and let me know in which method i need to make changes. Praveer

7 Answers   HP,

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Hi All, i am new for VC++ SDK. i want to get the IP Address of all the External device connected with my local machine.please give the code Regards, Praveer

1 Answers   TCS, Tech Mahindra,

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1)How to change a text of a button in runtime?

2 Answers  

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Q1. A. What is unary operator? List out the different operators involved in the unary operator. B. What is an adjust field format flag? Q2. A. Distinguish between a # include and #define. B. Can a list of string be stored within a two dimensional array? Q3. A. Explain how a pointer to function can be declared in C++? B. List the merits and demerits of declaring a nested class in C++? Q4. A. What are the syntactic rules to be avoid ambiguity in multiple inheritence? B. Explain the operation of overloading of an assignment operator. Q5. A. Explain how the virtual base class is different from the conventional base classes of the opps. B. Explain how an exception handler is defined and invoked in a Program. Q6. A. What is a binary file? List the merits and demerits of the binary file usagein C++. B. Write short notes on Text Manipulation Routines. C. Write bites in Turbo c++ Header ("Include") Files.

3 Answers   ABC, HCL, Infosys,

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What MFC base classes provide support for ActiveX controls?

2 Answers   Wipro,

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What is socket?

3 Answers  

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What is the use of UpdateData funciton ?

7 Answers  

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