CodeGuru Staff

Click here for a larger image. Environment: ASP.NET, MFCC++, ISAPI Introduction This article presents a way to send some cookies to a client’s browser from an ISAPI extension. An easy way to retrieve and visualize those cookies is also provided. What is a cookie? A cookie is a small packet of information used to store […]

Environment: .NET The .NET Framework provide a class for working with dates and times—the DateTime class located in the System namespace. The DateTime class stores both a full date and the full time. The DateTime class has a number of properties and methods that you will find useful. Additionally, there are a couple of static […]

Imagine a user visits your site. Imagine also that your site sells books. The user first screens the available books on the site. While screening, they fill out a form, which would enable them to provide quantity details, address and other relevant information. Suppose, however, that your user submits the form without filling in the […]

Environment: Tested Platforms: Windows 98, Windows 2000, Windows NT I have written this article to make an edit box transparent. It is very easy to make it transparent when there isn’t a bitmap image in the dialog background. But, if you have a bitmap in your dialog background and you make editbox transparent, it will […]

Environment: VC++6, MFC TVping Here is one more ping utility with a graphical representation of the response time. It can be used on the Microsoft Windows platforms. It is also a usual ping technique, but it has nice code (I think) that draws a graph. The source code that’s provided uses MFC and needs to […]

Environment: VC6 What’s This? This article describes how to create a single-document application using a multi-document interface. You may have zero or one documents at a time. I’ve written a CMultiDocTemplate-derived class, CZoDocTemplate. It overrides the OpenDocumentFile function. OpenDocumentFile works like CSingleDocTemplate; it reinitializes a created document instead of creating one more document. If there […]

Click here for a larger image. Environment: VC6 Win32 There are barcode TrueType fonts available for printing 3 of 9 barcodes, but those fonts must be distributed with your final application to be sure they’re available on the end-user’s PC. They also require calculating and creating the proper size font for your barcode use. This […]

Environment: VC6/VC7, MS Platform Core SDK, 24/32 bit True Color Windows Desktop Environment. (Test on Win2K/XP Passed, No Guarantee on Win95/98/ME) Key Technology Used: Bitmap/JPEG Image Processing, Advanced GUI, Shell Programming (System Tray), Waitable Timer, Multithread, Win2k User Context Programmming (Lock & Shut Down System) Applicable Article Category in CodeGuru: GDI, Dialog, System, Miscellaneous, Sample […]

Debugging a project starts with the coding and ends only after the product is delivered; and, irrespective of project success or failure, debugging cannot be avoided. However, familiarity with good debugging methods, best practices, and use of debugging tools are prerequisite for a successful project. In this article, I have listed a few good practices […]

This is a simple app to demonstrate listener and client Sockets/Remote program execution, and so on. . SockListener GUI SockCommander GUI Environment: VC6, NT4, Win9x Hi Friends, First of all, let me thank all the contributors to codeguru.com; your knowledge and expertise has helped me tremendously. You will see I’m using many code snippets from […]

Environment: .NET 1.0.3705 Every .NET class inherits the ToString method from the root Object class. This method, ToString, has several uses. One of its main uses is to dump the state of the class objects to facilitate debugging process. For example, in the following class, MyClass overrides ToString to return the state of the MyClass […]

Environment: VC6, MFC To implement an interactively resizable control (using the mouse), you generally need to treat the following Windows messages: WM_SETCURSOR—to set the appropriate mouse cursor for the different regions of the control’s border. The following mouse cursors are used: IDC_SIZEWE—when the mouse is on the left or right side IDC_SIZENS—when the mouse is […]