Jonathan Zufi shows how to use the XMLHTTP object within JavaScript or VBScript to validate form-field information without having to submit a page and wait for the result.
Latest JScript .NET Articles
Introducing the .NET Framework and JScript .NET
In this premier article, Essam Ahmed starts his JScript .NET column with an introduction to the .NET Framework and JScript .NET.
Planning for the Unexpected - JScript .NET and Exceptions
The .NET Class Library uses exceptions throughout to report errors or unexpected conditions; however, a lot of code isn't exception aware. This article explains what exceptions are, how to respond to exceptions, and several ways of creating your own exceptions.
Object oriented features of JScript .NET
Discover the details of class access rules, inheritance, and polymorphism as they relate to JScript .NET. See sample code that demonstrates how to use these features.
Building JScript .NET Web Service and Clients
Walk through the creation of 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.
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MFC Integration with the Windows Transactional File System (TxF)
The Transactional File System (TxF), which allows access to an NTFS file system to be conducted in a transacted manner through extensions to the Windows SDK API. MFC 10, has been extended to support TxF and related technologies. This support allows existing MFC applications to be easily extended to support kernel transactions.
.NET Framework: Collections and Generics
The original release of the .NET Framework included collections as .NET was introduced to the Microsoft programming world. The .NET Framework 2.0 introduced generics to complement the System.Collections namespace and provide a more efficient and well performing option. Read on to learn more...

Building a Picture Preview Pane into an OpenFileDialog with VB.NET 2010 - Part 2
Hannes du Preeze shows you how to add a preview of a selected picture to an OpenFileDialog. Part 2 of this article focuses on the user interface and user interaction with the preview pane.

Top 7 Eye-Catchers of Visual Studio 2012
With the RTW of the Visual Studio 2012 IDE in August, Microsoft included some new features and nice enhancements. Read on to learn the top 7 items that caught one developer's eye.