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Type: Posts; User: Peter_APIIT
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November 2nd, 2010, 01:29 AM
Thanks for your reply. I do removed the create instance method and follow your advise.
I have solve the segmentation fault problem.
May i know what tools to test whether the software program...
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November 1st, 2010, 06:55 AM
First of all, thanks for your reply.
I will called the createInstance() method at main before any other class try to called the method of GetInstance();
As you said, my design is difficult to...
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November 1st, 2010, 04:41 AM
Hello to all, i try to implement a thread safe singleton but it get segmentation fault after main exit.
Below is my code:
Singleton Class
// =====================================
class...
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October 21st, 2010, 02:25 AM
Yes, that all i have change.
OK. I understand why.
Because my statement is assign a type to a variable rather than instantiate a type and assign to a variable.
This problem was solved but...
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October 20th, 2010, 05:57 AM
My Problem has been solved with this latest source code
template <typename T, class backEndFactoryType>
class ClsSqlDataManager
{
public:
ClsSqlDataManager();
~ClsSqlDataManager();
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October 20th, 2010, 05:32 AM
Hello to all, i have create a generic data manager which uses several data type format and different database but encountered an error to get the trait during object instantiation.
template...
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October 18th, 2010, 11:17 PM
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October 18th, 2010, 06:22 AM
Hello to all, may i know what is the approach to clear a file(delete the file content) ?
Thanks.
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October 7th, 2010, 09:02 PM
Hello to all, I have a error logger class hierarchy which used utilize the template method pattern.
I would like to create a class template that takes type of ClsErrorLogger class type as...
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privatized polymorphism, restricted access and template method.
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June 30th, 2010, 04:25 AM
No, placement new operator used to construct a raw memory at a specific location.
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June 30th, 2010, 04:15 AM
Dear all, Is it possible for boost function to store a polymorphic function like this.
typedef boost::function<encryptionStrategy* (encryptionStrategyFactory* ) > factoryFn;
...
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June 29th, 2010, 09:46 PM
1. What is dynamic loading ?
2. Difference between Dynamic Loading and reduce number of classes ?
AFAIK, reduce the number of sub classing means you don't actually code the class statically but...
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I don't get what you mentioned here.
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Amleto has answers my question.
I made a mistake, the bind1st and bind2nd only accepts binary functor where my member function is a unary functor and the find_if.
I switch to boost now.
...
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I have practice the functor concepts through exercise but i encounter error for the below code.
The below is used to check whether a particular type of folder icon exist in the vector of...
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Quote:
My Question:
1. Is the range argument always pass to first or second argument ?
the range argument is passed as the only argument to the predicate
which expect one argument. so there is no...
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Thanks I do have a copy of the book.
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I learn a lot from this topic.
Do you know what is the specific item number for the book of effective STL ?
Thanks.
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What is the advantage of functor organization in the case of a class is derived from unary_function ?
In my opinion, functor not just "is nothing more than a wrapper to "operator<". " but...
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Thanks for the reply.
What is myClass_helpe ?
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Does the predicate is the unary functor created by bind1st() ?
I understand that the bind1st(functor, value), value is bind to first parameter of the functor.
AFAIK, the bind1st is...
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Thanks for the reply.
The purpose of my program to use functor as argument of function is to achieve callback mechanism. I wonder whether my callback mechanism is correct in the method of attach()...
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Thanks for your reply.
If you have one class template that derived from a one base class and there are no other derived classes. Then, this a overhead to declare the derived class as class...
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