Write Readable Code and Comments for Windows Forms Applications
How IntelliSense helps you enter the code for a form In figure 3-2, you saw how IntelliSense displays a list of the available members for a class or an object. IntelliSense can also help you select a...
View ArticleCorrecting Code in a Windows Forms Application
How to detect and correct syntax errors As you enter code, Visual Studio checks the syntax of each statement. If a syntax error, or build error, is detected, Visual Studio displays a wavy line under...
View ArticleUsing Visual Basic.NET Features to Code a Windows Forms Application
How to use the Smart Compile Auto Correction feature As you learned in figure 3-9, Visual Studio puts a wavy line under any syntax errors that it detects while you're entering code. In some cases,...
View ArticleTesting a Windows Forms Application
How to test a project When you test a project, you run it and make sure the application works correctly. As you test your project, you should try every possible combination of input data and user...
View ArticleMastering the Message Box
Message boxes are displayed by using the MessageBox function of the Win32 API. Both VBScript and Visual Basic for Applications provide a MsgBox function that allows limited use of the API MessageBox...
View ArticleUnderstanding Object Binding in VBA
Before we begin, there are a few concepts that you need to understand. Objects are nothing more than external code classes that can be made available for extending your own application. For example, if...
View ArticleUser-defined Functions using Visual Basic Applications in Excel
This series of tutorials aims to increase the knowledge of ordinary and average Excel users so that they can create their own Excel function. This is commonly called a user-defined function. With...
View ArticleClocks and Countdowns
Sure, they may not be right for all applications, but in the correct context, adding a clock or a countdown to your program can truly enhance your development. If you are considering adding a clock or...
View ArticleVisual Studio: Adding Functionality and Style
Microsoft Visual Studio is an Integrated Development Environment, and most developers use it when developing anything for the Windows platform. In the spring of 2010, the new edition labeled 2010 was...
View ArticleAsyncFileUpload File Type and File Size Validation using VB.NET
You might have read the introductory tutorial on the AsyncFileUpload web control ( quot;AsyncFileUpload Updatepanel Example in ASP.NET AJAX using VB.NET quot;) as part of the AJAX Control Toolkit in...
View ArticleMySQL in ASP.NET: Mono using VB.NET
You can read the initial part of this tutorial here: http://www.aspfree.com/c/a/ASP.NET/ASPNET-Web-Development-and-Hosting/ Using a MySQL database will be much more efficient in terms of managing...
View ArticleASP.NET Image to PDF with VB.Net
To catch up, you might want to read the following introductory tutorials on the use of the PDFSharp library in generating PDF documents in ASP.NET using VB.NET language: Using the PDFSharp Library in...
View ArticleVisual Basic for Beginners
How to Install Visual Basic Before you can start programming and writing Visual Basic code, you need to install Visual Basic on your Windows computer. There are two common ways you can install Visual...
View ArticleMultiple Document Interfaces in Visual Basic
What is Multiple Document Interface (MDI)? In most VB.NET applications, it is using a single document interface (SDI). In this type of interface, every window is unique to aother window. But in...
View ArticleBasic Form Properties and Modality in VB.NET
Creating your First VB.NET Form 1. Launch Microsoft Visual Basic 2008 Express Edition. If you do not have this program, then you cannot create VB.NET forms. You can read an introductory tutorial on how...
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