How to Design an Access Relational Database Management System (RDBMS)
A Relational Database stores data as relations (a collection of tables with each table consisting of a set of rows and columns. A Relational Database Management System provides relational operators to manipulate the data in tabular form. This article explains step-by-step how to design an Access Relational Database Management System (RDBMS). More ...
The Components of the Microsoft Access Database Interface
As you open a document window in Microsoft Access, toolbars, menu bars (or Ribbon Bars from version 2007) will change state and can be a little disorientating at first. In some cases, you can only be in one type of window to view a function or feature. More ...
Write Your Own VBScript HTA Text Editor
Because this application is designed for instructional purposes, I didn't design it with the conventional File drop-down menu. In order to show how menu items link to the code that performs each function, I just placed all the menu selections in the main menu. 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 ...
List Drives and Folders with the VBScript FileSystemObject
This article show you how to write a VBScript that uses the FileSystemObject to list the drives and folders on your computer. 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 ...
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 ...
Visual Basic 2010 Textbox Based Simple Edit Program
In this example, you'll create a very simple text editor that uses the Textbox control. This example is for beginners so I'll go step-by-step through the process of developing the program. 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 ...
