Changing the reserve memory of C++ vector

Question

I have a vector with 1000 \"nodes\"

 if(count + 1 > m_listItems.capacity())
     m_listItems.reserve(count + 100);

The problem is I also

Answer 1

You could try this technique from here

std::vector< int > v;
// ... fill v with stuff...
std::vector< int >().swap( v );