Hannes DuPreez

Introduction Games: we all love them, and we all hate them sometimes. Today, I will show you how easy it is to make a Reversi game in Visual Basic. Reversi Reversi is a strategy game usually played on an 8 x 8 checkered board. The game pieces are sixty-four identical disks, which are light on […]

Introduction Without a form of cryptography, your data will not be protected from outside influences such as hacking. It is always a good idea to encrypt information such as passwords or any sensitive information that you want to protect. Today, I will explain various forms of encryption in Visual Basic and the differences among them. […]

Introduction Every day, technology becomes smarter and things get done quicker. LINQ has been around for some time and I am surprised that I only cover LINQ now. Today, I will show you how to use LINQ productively with Visual Basic. LINQ Language-Integrated Query (LINQ) adds query capabilities to Visual Basic. LINQ uses a unified […]

Introduction Base 64 strings are actually more common than one would realize. Today, you will learn what Base 64 strings are and how to make use of them properly in your Visual Basic programs. Base 64 Strings Base 64 encoding is simply a way of taking data in binary format and turning it into text […]

Whilst creating a program, or programs, it can get quite busy. By busy, I mean that you concentrate on one part, while forgetting other small little details that can actually leave a good impression or a very bad impression, or simply no impression at all to the user. The aim of this article is to […]

PDF files have become part and parcel of being able to use a computer productively. PDF (Portable Document Format) is a file format used to present documents independent of application software, hardware, and operating systems. A PDF file contains a complete description of a fixed-layout flat document, as well as fonts, text, and graphics. Today, […]

Ah, DOS… I remember growing up playing DOS games; yes, I am that old! The very first time my dad brought home a computer, we were so excited. It was not the first time I had seen a computer, because I was accustomed to accompanying my dad to work sometimes. In any case, we played […]

Introduction A frequent question on programming forums such as Codeguru is how to convert numeric values into written words. It is not as complicated as you may think, but, it is a tad more difficult, or rather, involved. Today, I will show you how to convert numbers into words. In a previous article, I demonstrated […]

Introduction Every morning when I open my eyes, I wonder what the day will bring. Today was such a day where I had the pleasure of encountering different technologies for the first time and this technology is an AS/400. Okay, well not hundred percent the first time—does knowing someone that has worked on these systems […]

Add-ins provide extended features or services for an application that hosts it. Add-ins can automate certain tasks in its host application, such as a Microsoft Office product. And, add-ins can customize the user interface (UI) of its host application. Visual Studio Tools for Office Visual Studio Tools for Office (VSTO) is a Visual Studio add-in […]

Introduction A popular question on developer forums is how to create a Roman Numeral converter. It may seem to be a relatively easy task, but looks are deceiving, indeed. Today, I will show you a few different ways to create a decent Roman Numeral converter with Visual Basic. First, Some History A Roman Numeral is […]

Introduction Lately, it seems as if I am out to prove that things that look simple and straightforward really aren’t. Today’s topic is no exception, especially if you are a beginner. When I just started out on this path of developing, the world was a very different place; technology was different. Things weren’t as easy […]