CodeGuru Staff

. Environment: Compiled on: Visual Studio .NET & Windows XP Pro. Tested on Win2K Server + WinXP Pro. I recently implemented a C++, non MFC version of finding your local IP addresses. As it turns out, it was mistaken for C#. I decided to quickly code up a C# example of the exact same thing. […]

You can enjoy the study of ATL if you are a black belt in Template. In this episode I will try to explain some of the template techniques used by ATL. I don’t guarantee that you will become black belt in template after reading this episode, but I will try my best to help you […]

The TypeConverter is the base class for classes that support converting to and from existing types. The most common type of conversion is to convert an object to and from a string representation of the type. Examples of existing type converters, include: PointConverter, RectangleConverter, IconConverter, CursorConverter, and ImageConverter to name just a few. These converters […]

Environment: VC6 SP3, VB6 SP3 This sample demonstrates the use of asyncronous inner-process operations. In this case we have an app that wants to get data from a DB, which could take a undefined long amount of time. The app wants to do other work while waiting for the result of the DB-Call. It calls […]

The template class template class CLongInt supports long integer arithmetic. Internally, a CLongInt is represented by n digits of the integral type T (specified by the second template parameter). T must be unsigned. The first digit is the most significant digit, the last digit is […]

This week’s article is all about classes in JScript .NET. I introduced the class statement in article four of this series. This article goes into more detail covering class access rules, inheritance, and polymorphism. The article includes some sample code that demonstrates how to use the features I discuss in this article. Understanding class access […]

On the Windows .NET front, XML-based user authentication technology, part of the product code-named ‘HailStorm’, tops the list. Microsoft . Corporation announced “a set of new technologies” designed to advance the Microsoft .NET strategy. The technology is a user-centric architecture and set of XML Web services, Microsoft .NET My Services (formerly codenamed “HailStorm”). .NET My […]

Environment: VC6 — WinNT4, Win2000, WinXP Default security is not always good enough Many of the Win32 API functions, specifically those that create objects such as files, mutexes, and pipes, require a pointer to a SECURITY_ATTRIBUTES structure. Most of us program for a long time before we ever have to code anything other than a […]

This week’s tutorial walks you through creating a Web Service and three types of client applications that use it: a Windows Forms based client, and Internet Explorer-based client, and an ASP.NET client application. What is a Web Service? A Web Service is an application that allows its functionality to be called though the Internet using […]

Environment: Visual C++ 6, NT4 SP3/2K/XP Background     Recently I read a good article, in which the author wrote a device driver and a GUI program, and he want to notify the GUI App when some event happened in device driver. In his article, when a new process was created, a callback function in his […]

Environment: VC6 SP4, NT4 SP4, Windows 2000 Abstract Intercepting and tracing process execution is a very useful mechanism for implementing NT Task Manager-like applications and systems that require manipulations of external processes. Notifying interested parties upon starting of a new processes is a classic problem of developing process monitoring systems and system-wide hooks. The Win32 […]

Environment: VS .NET (works with RC1, should work with BETA2 as well) Description: With VC++ 6.0 everything was simple. You had a wizard create a project using a document/view architecture and chose CRichEditView as view class and MFC framework gave you print preview and printing out of the box without need to put additional work […]