https://www.c-sharpcorner.com/articles/Articles from C# Corner© 1999 - 2026 CSharp Inc. All contents are copyright of their authors.There are times, when one need to have a class which can be only instantiated once. Singleton Design Pattern addresses to such situation by providing a design for such classes (known as Singleton class).https://www.c-sharpcorner.com/article/implementing-design-patterns-in-C-Sharp-singleton-pattern/https://www.c-sharpcorner.com/article/implementing-design-patterns-in-C-Sharp-singleton-pattern/Thu, 23 Jan 2003 00:00:00 GMTnoreply@c-sharpcorner.com (Faraz Rasheed)Abstract Factory simplifies the creation of different families of related or dependent objects. It provides interfaces for this purpose and does not specify the concrete classes.https://www.c-sharpcorner.com/article/abstract-factory-creational-design-pattern/https://www.c-sharpcorner.com/article/abstract-factory-creational-design-pattern/Fri, 03 Jan 2003 00:00:00 GMTnoreply@c-sharpcorner.com (Faraz Rasheed)This application is a clone of Windows Explorer. Unlike other Windows Explorer code available in .NET, I have tried to make it closed to Microsoft Windows Explorer. https://www.c-sharpcorner.com/article/windows-explorer/https://www.c-sharpcorner.com/article/windows-explorer/Mon, 26 Aug 2002 00:00:00 GMTnoreply@c-sharpcorner.com (Faraz Rasheed)