Programming Distributed Applications and Com+ With Visual Basic 6.0

Apply your ingenuity to creating custom business logic instead of writing complex infrastructure code. This best-selling book has been fully updated to cover COM+ 1.0, the distributed application framework built into the Microsoft® Windows® 2000 operating system. You get astute guidance for writing software with the Visual Basic® development system that exploits COM+ services for robust multitier solutions that scale for thousands of users. Author Ted Pattison demystifies the underlying complexities of the Component Object Model, distilling what you need to know about programming with COM+ and Visual Basic into concise and practical reading. Discover how to: Apply the principles of interface-based programming the cornerstone of COM/COM+ for building large, extensible applications Grasp key COM concepts—including class loading, object activation, remoting, and component versioning Work with configured components and learn how to share resources such as threads, memory, database connections, and poolable objects in a COM+ application Port what you already know about programming with Microsoft Transaction Server (MTS) to COM+ and Windows 2000 Learn transactional programming techniques that keep throughput high and response time low as the number of users increases Create components with Visual Basic that easily integrate with Internet Information Services (IIS) and Active Server Pages (ASP) to build robust Web-based solutions Add messaging and event notification capabilities to your applications Tap the integrated security services built into Windows 2000, COM+, and IIS An electronic version of this book is available on the companion CD.