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VB Tech Tip: Undocumented - the Erl Function
By Scott Loban
Feb 1, 2002
Visual Basic 6.0 retains remnants of its BASIC origins, including line numbers, GoTo, and GoSub. Although most of these are now curiosities, some can be used effectively. Here, Scott Loban demonstrates a use for line numbers and the Erl function.
Getting Started with VB 6 and XML
By Rod Stephens
Jan 25, 2002
Want to get up and running with XML? This article by Rod Stephens tells you how to get started using XML in Visual Basic 6.
Where Was I? Restoring Application State with VB and XML
By Rod Stephens
Jan 25, 2002
Want your application to remember where it was when it last exited? Learn how to do it using XML to save an application's session state.
Designing, Building, and Working with COM-Based Components
By Justin Gehtland, Joe Hummel, Ted Pattison, Brian Randell, Doug Turnure
Nov 16, 2001
In this sample chapter from Effective Visual Basic: How to Improve Your VB/COM+ Applications, you'll learn 9 rules governing COM techniques.
Starting the Project: Design in Visual Basic 6
By Gabriel Oancea, Bob P. Donald
Sep 22, 2001
Learn how to understand requirements and formulating a design with Visual Basic 6.
Creating Graphics with DirectDraw Classes
By Keith Sink
Sep 7, 2001
Although DirectDraw was the cornerstone of DirectX technology for most of its life, it has now taken a back seat in DirectX 8. However, there are still many reasons to discuss DirectDraw. Author Keith Sink discusses these reasons in this sample chapter ...
Creating Multithreaded Applications
By Dan Fox
Sep 7, 2001
In this excerpt from his book Building Distributed Applications with VB.NET, author Dan Fox discusses the basics of using threads in VB ...
Inheritance and VB.NET
By Duncan Mackenzie , Kent Sharkey
Sep 7, 2001
In this sample chapter from Sams Teach Yourself VB.NET in 21 Days, authors Duncan McKenzie and Kent Sharkey explain why the addition of inheritance to the Visual Basic language is an important feature.
Integrating Messaging in VB.NET
By Dan Fox
Sep 7, 2001
This sample chapter from Building Distributed Applications with VB.NET examines the System.Messaging namespace – first in how queues are programmatically referenced and administered, and secondly in how messages are serialized, sent, and received ...
Making a Splash
By Rod Stephens
Sep 7, 2001
Your customers' first impressions can mean success or failure to your application. In this article, Rod Stephens shows how you can use a memorable splash screen.
Query By Example
By Rod Stephens
Sep 7, 2001
In this article, Rod Stephens shows you how to use Visual Basic to build a query by example form that allows users to easily filter records returned from a database query.
Tales from the Trenches
By Rod Stephens
Sep 7, 2001
In this excerpt from his book Prototyping with Visual Basic, Rod Stephens shares interesting and amusing true-life stories that highlight important prototyping concepts.
A Visual Basic.NET Programming Tour
By James Foxall
Aug 20, 2001
Learning a new programming language can be intimidating, but the first step is building confidence. In this sample chapter from Sams Teach Yourself VB.NET in 24 Hours, James Foxall discusse how to build a simple, yet functional Visual Basic application.
Using the XML Classes in VB. NET
By Dan Fox
Aug 20, 2001
Many organizations use XML to pass documents and data within the organization as well as between trading partners and vendors. Sooner or later, developers will need to read and write XML documents, transform them with XSL, and validate them using XML ...
Creating Events and Delegates in VB.NET
By Dan Fox
Aug 20, 2001
In this article from Building Distributed Applications with VB.NET, learn even handling and the major uses of delegates in VB.NET. Dan Fox discusses mapping events to delegates, function substitution with delegates, and asychronous processing ...
Craig's .NET Cautions
By Craig Utley
Aug 6, 2001
Craig Utley shares some important cautions one should remember when using ...
Craig's .NET Tips
By Craig Utley
Aug 6, 2001
Obtain some useful .NET tips from expert Web developer Craig Utley.
Preventing Multi-User Concurrency Problems
By Kyle D. Lutes
Aug 6, 2001
Applications that support multiple users need to include code that protects against concurrency problems. This article discusses several solution alternatives, and shows how to implement one that works, no matter what architecture you are using.
Retaining User State without Sessions or Cookies in ASP Applications
By Kyle D. Lutes
Aug 6, 2001
ASP Session variables have a dark side (if cookies aren't enabled, they don't work. What should you do if you don't want your Web application to require cookies? Here's one technique for retaining state that doesn't use Sessions ...
Separating the User Interface from the Business Logic
By Kyle D. Lutes
Aug 6, 2001
Separating your application's user interface from its business processing logic can make your code more reusable and make your application more scalable. Here's one example that you might consider adapting for your next project.

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