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    Problem in Map Count MEthod

    Hi All

    I am trying to insert values in map as <char*,int> .

    The key is combination of 2 numbers which is generated in code.

    The problem is when I am trying to get count of that key, it is...
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    Private Inheritance Question

    Hi All

    I have one question. I was trying to test private inheritance and saw something which I need some help to understand.




    class Base
    {
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    Need Help Templates

    Hi All

    I am creating an application and requirement is that for region NA and EMEA a process should run and check some information from tables and send out the mail.
    Since both region has to do...
  4. Thread: Extern in C++

    by nickman
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    Extern in C++

    Hi all

    I have used extern function while calling in C++ program using extern keyword.

    But I have seeing one issue when using a variable. A sample program is below.

    A.h declare a variable x...
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    Hi It's specific to OS. I think it has...

    Hi

    It's specific to OS. I think it has compiler of old version.I'll try to check.

    On other hand, I was able to run the program with 2 threads. But One thing I am observe in the output.

    The...
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    Thanks for reply. Motivation is using...

    Thanks for reply.

    Motivation is using multithreading to understand more on it. I know, multithreading is used for data which is shared and what I am doing will not improve performance.
    Secondly,...
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    Thanks for reply. I have tried without using...

    Thanks for reply.

    I have tried without using muex. But issue in DBhandler class. So the function captureLogWithBaseInfo() is like this.



    captureLogWithBaseInfo(CaptureClass cap)
    {
    //...
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    Multithreading With Functions

    Hi All

    I need some help in multithreading with functions.

    I have requirement to get info related to N numbers of orders. So I have created a program which has 2 threads( as of now) to capture...
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    I'll change it and then test. Thanks for...

    I'll change it and then test.

    Thanks for advice. Will get back if see any issue.

    Thanks
    Nickman
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    Hi Salem My Concern was on object.Since both...

    Hi Salem

    My Concern was on object.Since both the thread are using same object, one thread can overide the other object content.

    I got an idea to create 4 objects and pass them to...
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    Hi Salem You mean code should like be this: ...

    Hi Salem

    You mean code should like be this:




    studentCapture::startCapture()
    {
    pthread_mutex_lock(&count_mutex);
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    Thanks. So you mean, thread 1 put mutex lock...

    Thanks.

    So you mean, thread 1 put mutex lock and while processing functions, Thread 2 will start executing? I was thinking that mutex lock will ensure that untill it is unlock no thread will take...
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    Thanks Salem. So it mean that if one thread...

    Thanks Salem.

    So it mean that if one thread lock mutex say Thread1, then it will execute:
    cap->validateStudent(temp); // Operation Function
    cap->initStudentParm(temp); ...
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    Hi I am using Iseries and my current version...

    Hi

    I am using Iseries and my current version didn;t support C++11. So I have to manage with what I have. I saw tutorial on C++11 multithreading but can't implement on my iseries version.

    Thanks...
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    Multithreading and Class Objects

    Hi All

    I am trying to implement multi Threading with class objects.
    I have the requirement to capture details of n students and put in separate file for each student.

    For this I have created...
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    Yes. I agree that operator delete[] shoulb be...

    Yes. I agree that operator delete[] shoulb be implemented and I mention in post too that I have not implemented that I want to understand the behavior of construction first.

    I have changed the...
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    Thanks Elisa for pointing of those points. I have...

    Thanks Elisa for pointing of those points. I have to put try catch in main from where I am creating objects and bad_alloc will be thrown by operator new.
    I have changed that.

    Ok I got you point...
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    Need Help for New Operator Behaviour

    Hi All

    I created a program for allocating array of objects dynamically using operator overloading of new Operator. Below is the code. I have not implemented the code for deletion of array of...
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    I tried this in Template1.h I tried this in...

    I tried this in Template1.h


    I tried this in Template1.h




    template<typename T,typename T1> extern void getData();
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    Yes. By defining in header it was working fine....

    Yes. By defining in header it was working fine. But I want to try the solution in the link. But it was not working.
    Am I doing something wrong?

    Also,as link suggest that make function as extern...
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    Thanks for reply. I was too reading that link....

    Thanks for reply.

    I was too reading that link. I am using class, so how can I declare member function as extern? As shown in link.
    Is there some other syntax for Class ?

    Could you please help....
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    Linker Error In Template Code

    Hi team

    I was working on template and found the linker error while compiling the code.

    Below is the code:



    //Template1.h: Header file where template define
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    Hi Elysia So in this X(sum) will first call...

    Hi Elysia

    So in this X(sum) will first call constructor and initialized m_sum and then functor will be called and do the sum. Right?
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    Hi Eylsia Can you help with syntax to used for...

    Hi Eylsia

    Can you help with syntax to used for using functor as reference.



    Thanks
    Nickman
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    Hi Salem It calls one time in constructor....

    Hi Salem

    It calls one time in constructor. Also 2 calls for functor and values were proper shown.

    Below is output:



    thanks
    Nickman
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