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Tutorials, how-tos and deep dives on AI, .NET, C#, cloud and developer tools, written by the community.

Learn to select an image with OpenFileDialog in a C# Windows Forms app, display it in a PictureBox, and create a smaller thumbnail image.

In this article I will describe how to check previous instance (single instance) of an C# windows application and also whether a MDI child is set to a MDI parent

In this article you will learn how to pass data from one form to another in a Windows Forms application using C#.

In this article we will learn how to read an Excel file in Windows Application using C#.

This article describes a simple approach to capturing and displaying screen related information.

Learn how to load XML book data into a Windows Forms DataGridView and sort the displayed records by title, author, price, and publication year.

This article describes an easy approach to keeping track of each installation of an application.

This is an article addressing some of the basics of working with a TreeView in C#; the article will address dynamically adding TreeNodes to a TreeView control, searching the nodes to find and highlight a single node or a collection of nodes.

This article describes a quick and simple approach to displaying information about the state of the CPU or CPUs on a targeted machine.

This article describes a simplified approach to allowing communication between forms without the use of events and delegates.

Learn how to minimize a C# Windows Forms application to the system tray with NotifyIcon, restore it on double-click, and display balloon-tip notifications.

How to do Some Backend Calculations Using Triggers for Increased Security

Learn how to bind a Windows Forms DataGrid to ADO.NET data sources such as DataSet and DataTable, and customize grid tables, columns, formatting, and events.

A technique to quickly implement an action button in the ListView control for WinForms.

This article is an update to an article written by George Steeves on how to create an MP3 player using C# and .NET using the moon valley mp3p.ocx control.

This article describes an approach to restricting the user’s input to letters only, numbers only, letters or numbers only, and special characters only. The approach is simple to implement and can be used whenever it is necessary to restrict a user’s response to instances where it is necessary to capture information from the user into a form’s text box control.

We will be creating a Run Application using Windows Forms App in C#.

This article describes an approach to validating text box entries against a regular expression.

This application provides features that will allow Desktop recording, sharing and broadcasting etc easier.

This article describes a very easy approach to building an image conversion utility that will permit the user to open a supported image type and convert it to another supported image type.

This article shows you how to write control, mouse, and keyboard event handlers in C#.

This article is about how to lock, logoff, reboot, shutdown and put the system to hibernate and standby mode.

In this article I will explain the process of creating an installer for a Windows Forms application using Setup Project

This article shall describe a very simple approach to working with a GPS device within the context of a C# application.

This tutorial explains you step by step how to create your Windows Applications using Visual C#.

Here I have to show the complete demo of how to create user control in C# window application.

Learn to build CRUD operations in a C# Windows Forms application using Entity Framework and SQL Server, including creating, reading, updating, and deleting employee records.

Here I will describe how to show data in a nested DataGrid using C# Windows Forms.

This article describes a CRUD Web API Service Call function in Windows applications

WebBrowser control allows developers to build Web browsing capability within Windows Forms applications. In this article, I will demonstrate how to use the WebBrowser control in a Windows Forms application using C# and Visual Studio 2010.
Everything on Windows Forms, not only its articles: the Windows Forms page →
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