C / C++ / MFC

George_George wrote:

Do you mean using timestamp is always better than using integer?

George_George wrote:

I only want to check which one is new and which one is old.

George_George wrote:

I do not have to use timestamp, right?

friend String& operator+(const String& s)
{ return List<char>::operator+(s); }

2 bugs found.
> recompile ...
65534 bugs found.

String& String::operator +(const String&) const { <code here> } 

template <class TYPE>
class List<TYPE> {
    ...
public:
    List<TYPE>& operator +(const List<TYPE>& ) const;
    ...
}

class String:public List<char> {
}

Skippums wrote:

I attempted that piece of code, and received an error like "Using non-static member of List<char>"

Skippums wrote:

Is there a way to make them equivalent, perhaps by using another method of definition?

class A
{ 
  void f1(int) { ... }
  void f1(double) { ... }
};

class B: public A
{
  void f1(double) { ... }
};

2 bugs found.
> recompile ...
65534 bugs found.

Sarvan AL wrote:

Hope this is a way to avoid including the file (.h) more than once in the application

#ifndef _FILE1_H
#define _FILE1_H

.. here the declarations

#endif

Rage wrote:

#ifndef _FILE1_H
#define _FILE1_H

.. here the declarations

#endif

ajisthekingofpop wrote:

unresolved external symbol...referenced in function "class CString __cdecl operator+(

template<class T><br />
CStrTemp<T>& operator+=(CStrTemp<T>& i, const CStrTemp<T>& s) {...}