opc
How to upgrade the project build in visual studio 2005 to visual studio 2008?
I have one OPC ( OLE for Process control ) server project which is developed into visual studio 2005. I want to run it in visual studio 2008. The coding for the OPC server project is done in VC++. I w[详细]
2022-12-26 02:36 分类:问答How to make a type safe wrapper around Variant values
I\'m working with a OPC Server control that stores data tags as variant types, described by System.Runtime.InteropServices.VarEnum. These types include the following, VT_BSTR (string), VT_I2 (short) a[详细]
2022-12-09 17:15 分类:问答