Writing a transactional COM+ component with VB.NET is as simple as applying the Transaction attribute to a class that inherits from System.EnterpriseServices.ServicedComponent: Imports System.EnterpriseServices< Transaction()> Public Class BankTransfer Inherits ServicedComponent
Having a VB6 component support a COM+ construction string requires that you implement the IObjectConstruct interface and its only method, Construct. The .NET ServicedComponent class implements this interface internally and
COM+ 1.5 (provided with Windows XP) has an interesting feature that is missing in COM+ 1.0: the ability to disable entire COM+ applications or just their individual components. You can
To write a function like swap(datatype1, datatype2) that will take any two datatypes in its parameter and swap their values, use function templates.For example, to implement a generic swap function:
In C/C++ header files, it’s often necessary to include the header files of sub classes or classes which are used. For example: #include “a.h”
In some situations, you may want a certain data member of two different objects to be identical. For example, suppose you are writing a graphics program that will render a
In common top-down C/C++ programming, the main() function is written first, and then the functions that it calls, and then in turn the functions those functions call. For relatively small
Tail recursion is a special way of writing recursion in C/C++, which minimizes the time and memory, this can be done just by storing the value of variable in some
‘ Return the OleDbType that represents the specified system type’ This is particularly useful when you have a DataTable and want to create a ‘ OleDbParameter for onw of its