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.
Latest Developer Videos
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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...

Exploring the Data Controls in Visual Basic.NET
Hannes du Preez demonstrates how to make a basic database and which tools Visual Studio 2012 provides for working with a database.

How to Create MapReduce Jobs for Hadoop Using C#
This article introduces you to Big Data, Apache Hadoop and MapReduce jobs. We will also learn how to create MapReduce jobs using C#.