Introduction to Visual Basic
Visual Basic has been the most popular programming environment for more than twelve years. If you want to learn how to program, Visual Basic is the language for you. It is very easy to use, yet very powerful in the Windows Environment. More ...
Your First Visual Basic 2010 Express Program
Visual Basic is very popular because its Visual Programming Environment lets you develop Windows applications by dragging and dropping controls from a Toolbox. It's also popular because it's based on the Basic programming language, and because Visual Basic Express edition can be downloaded from Microsoft's website for free. More ...
Visual Basic File Reading and Writing
The biggest problem with administering the list myself is adding and deleting email addresses from the list. Before you add an address to the list you have to make sure it's not already on the list. More ...
Three Main Principles of OOP (Object Oriented Programming)
Object Oriented Programming (OOP) is actually classified by three main principles: Encapsulation, Inheritance, and Polymorphism. These appear to be frightening terms but are actually fairly easy principles to grasp. More ...
Easy Visual Basic Image Viewer
The easiest way to display images in Visual Basic is to use a PictureBox control. In this example, we'll use a PictureBox control to create a simple image viewer application, and we'll use an OpenFileDialog control to load an image file from disk. More ...
Reading and Writing Files with the VBScript FileSystemObject
The example code in this article uses the VBScript FileSystemObject and TextStream Object to read a text file and write a new text file, reformatting the text into lines a maximum of 90 characters long, except when that would break a word, then it extends the line length to include the entire word. More ...
How to Utilise and Apply Access Database Normalisation Techniques
In the design of an Access database, the process of organizing data to minimize redundancy is called normalization. Normalization usually involves dividing large, badly-formed tables into smaller, well-formed tables and defining relationships between them. More ...
Getting Started With Microsoft Access 2019
Microsoft Access database application has always been a powerful program and the latest version, Access 2019, no different. But all that power makes Access a difficult application to learn on your own. More ...
Five Common Mistakes Affecting Access Database Optimisation and Performance
Building an Access database requires some time, effort and ideally a good level of database knowledge. The assist tools Microsoft Access provides do not control some of the pitfalls most developers brush aside leading to a slow database. Here are the five common mistakes developers need to be aware of and handle accordingly. More ...
Working With Variables in C Sharp
Scope defines which parts of the program can access a variable. If a variable is declared inside a method, its scope is local to the method within which it was declared. If a variable is declared inside a class, its scope is local to the class within which it was declared. More ...
