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The thirtieth part of the C# Fundamentals tutorial continues the multi-part examination of the program flow control commands available to the C# developer. This article examines the foreach loop structure that cycles through each item in a collection.

This is an example of a Custom Control that inherits from a TextBox and does a simple enhancement to the TextBox

An article describing a C# Filmstrip control designed for Windows forms

The Silverlight ListBox is much more than you may think. When most people think of a ListBox they typically think of just a simple control that displays rows of text. However, the Silverlight ListBox is one of the most flexible controls you will find. I tend to think of the ListBox as similar to the ASP.NET Repeater control as it too is very flexible. In this article, I will show you six different ways to display data in a Silverlight ListBox.

A custom DateTimePicker control for the Compact Framework which handles DBNull values

In this tutorial, I will demonstrate how to use MultiHandleSlider extender to choose or display year and month in a range. This control eliminates the need to use four DropDownlist controls to hold the range values and validation control for validating user selection. Then we will use the Column Chart to display number of cars on Sesame Street based on the selected range values.

ASP.NET provides a couple of page-level state persistence mechanisms in ViewState and the new ControlState. While both mechanisms work, they both have some limitations in that they are not deterministic for the application developer-ViewState can be turned off and can be very bulky, and ControlState can only be set from within a control implementation. In this article I'll show another, more flexible state mechanism using a PreservePropertyControl that allows automatic persistence and restoration of field values automatically without requiring ViewState.

An easy to use WPF spider (radar) chart control.

Silverlight User control validation display techniques

For projects where I need some form of syntax highlighting, I tend to use the open source DigitalRune Text Editor Control which is a modified version of the text editor used in SharpDevelop. While it has a number of syntax definitions built in, the one it didn't have was for CSS formatting.After doi