Assume that you want to limit the rate at which the service host reads messages from a queue. And, when the system is “under stress” you want to stop further message consumption. Read more...

The problem with the IsMouseOver property on TreeViewItem in WPF is that when it is set to true for a child node it is also true for parent nodes. Therefore if you try to add a trigger with IsMouseOver property you will observe the following behavior...

It is possible to set the selected item of a TreeView control in WPF without direct interaction with UI elements by including IsSelected property in your data object and binding it to IsSelected property of TreeViewItem. The code snippets below indicate...

You can have Office-like tooltips for the hyperlinks displayed in RichTextBox control in WPF. First thing to note is enabling the hyperlinks in RichTextBox by setting IsDocumentEnabled property. Then, we will bind the ToolTip property of the hyperlink...

If you have trouble loading your Outlook add-in, first make sure it is listed in the trust center. To do this open the dialog Tools->Trust Center->Add-ins. If your add-in is listed under “Inactive Application Add-ins” this means it could not...