Definition of causality for English Language Learners. : 1  the relationship between something that happens or exists and the thing that causes it. : 2  the idea that something can cause another thing to happen or exist.
up vote 3 down vote accepted. Copy Source (internal name is _CopySource) field contains the URL of the source document. SharePoint sets this out of the box when moving a file through the UI, though it is settable programmatically too. share | improve this answer. answered Apr 13 '12 at 6:42.
To upload a file from a local folder to a folder on a SharePoint site. Create an application page in Microsoft Visual Studio 2010, as described in Creating Application Pages for SharePoint. Add an HtmlInputFile control, a text box, a button to the form, and an FormDigest control to the page.Copy. In the .aspx.cs code-behind file, add using directives for the System.IO and Microsoft.SharePoint namespaces, as follows.VB. Copy. C#. Copy. Add the following code to the Click event for the button.o upload a file from a local folder to a folder on a SharePoint site. Create an application page in Microsoft Visual Studio 2010, as described in Creating Application Pages for SharePoint. Add an HtmlInputFile control, a text box, a button to the form, and an FormDigest control to the page.