class BaseClass
{
public:
    BaseClass( const std::string& name ) : m_name( name ) { }

    const std::string& getName() const { return m_name; }

private:

    const std::string m_name;

//...

};


class DerivedClass : public BaseClass
{
public:

    DerivedClass( const std::string& name ) : BaseClass( name ) { }

// ...
};

class TestClass :
{
public:
    TestClass( int testValue ); //...
};

class UniqueTestClass
     : public BaseClass
     , public TestClass
{
public:
    UniqueTestClass()
       : BaseClass( "UniqueTest" )
       , TestClass( 42 )
    { }

// ...
};

class Foo
{
    Foo(char* c, int i);
};

void Bar(Foo foo);

Bar(Foo("hello", 5));

Foo foo;
foo.Foo();  // compile error!

char buffer[sizeof(Foo)];      // a bit of memory
Foo* foo = new(buffer) Foo();  // construct a Foo inside buffer