Hannes DuPreez

Introduction Developing programs can be a drag sometimes, especially if you must do that for a living, and even more so when certain projects are just plain boring. Luckily, I’ve got my articles to provide some color and excitement to my life as developer. Today, I will show you how to create a scrolling text […]

Knowing when an application is already open is critical for some applications. Look, an application such as Notepad or Microsoft Word does not have to check for multiple instances, but applications working with data or high-memory intensive applications could benefit from a single instance check. This article will demonstrate two ways to check whether the […]

Protecting your work is difficult protecting, especially if you’re a relatively small start-up, trying to generate an income and there is no affordable way to protect your applications from being pirated. Unfortunately, the preceding sentence is also quite a common excuse for developers not protecting their work. What are our options when this situation arises? […]

Introduction If you have been following this series from the start, you will know that we have done a lot of work, more than I also expected, but it is most certainly going to be worth it. This part, the last part of this series, will add the usercontrol to the form and make it […]

Introduction Since the implementation of the GraphicsPath class in .NET, life has become so much easier. The GraphicsPath class forms part of the System.Drawing.Drawing2D namespace. The definition on MSDN states that the GraphicsPath class represents a series of connected lines and curves. That doesn’t say much, unfortunately. I will define the GraphicsPath class as follows: […]

Introduction You may find the title of this article somewhat misleading. Yes, I have written about this subject before, but as I have said many a time: There are many ways to skin a cat. What I will show you today will also make use of batch files to delete the program, but with one […]

Introduction The Windows clipboard is probably the tool that gets used the most. And, it is probably the tool that is loved the most. But, it has its limitations. Nothing is perfect. Today, you will learn how to make a clipboard that can hold multiple objects at the same time, as well as how to […]

Introduction It might be the year 2019, but it is unbelievable how many people still do not protect their data, as well as developers not protecting their company’s data. It is always a “I’ll do it tomorrow” or “It is not our priority” or “it is not necessary yet” type of answer you get. Then, […]

Introduction A lot of things happen in the background of your computer, and a lot of things make it possible to remember settings and simple strings. No, I am not talking about Windows services; I am talking about environment variables. Let’s have a look at most of the available environment variables on Windows systems, and […]

Introduction I do not know how, but every now and then I return to graphics-oriented projects. Maybe it is because I always wanted to get into games programming, and still linger subconsciously to, but alas, here we are with a nice little project. This article you will read (and hopefully enjoy) today deals with inverting […]

Continuing with our game, all that is left to do is to add the physical Maze object and enable it to work with the existing Grid and Game classes and add it to the form. In this part, you will create the maze object. If you haven’t completed “Creating a Maze Game in .NET, Part […]

Introduction In the previous installment, “Creating a Magnifier in .NET, Part 1: Structure,” we created the structure for this project. We set up the Methods and Properties needed. If you have not read Part 1 yet, please do so before continuing. All we need to do now is to make this work with a Form, […]