C#

using System;

class Test
{
  static void Main()
  {
    Exception e = new Exception("From Main()");
    Console.WriteLine(e.Message);

    A(e);
    Console.WriteLine(e.Message);

    B(ref e);
    Console.WriteLine(e.Message);
  }

  static void A(Exception e)
  {
    e = new Exception("From A()");
  }

  static void B(ref Exception e)
  {
    e = new Exception("From B()");
  }
}

From Main()
From Main()
From B()

<br />
//////////////////////<br />
public class TempClass<br />
{ <br />
// Already implemented logic for getting instance of EnvDTE... so it is inrelevant<br />
EnvDTE containerApplication; <br />
// ComboBox I'm filling... already defined <br />
ComboBox cmbConnection; <br />
<br />
void LetsPresumeThisFunctionGetsCalledWhenItsNeeded()<br />
{<br />
EnvDTE.Window win = containerApplication.Windows.Item(Constants.vsWindowKindServerExplorer);<br />
UIHierarchyItem uih = ((UIHierarchy)win.Object).GetItem("Data Connections");<br />
<br />
if (uih.Collection.Count > 0)<br />
{<br />
cmbConnections.Enabled = true;<br />
<br />
foreach(UIHierarchyItem item in uih.UIHierarchyItems)<br />
{<br />
// So what I would try to do here would be:<br />
// IDispDataVwDataConn dc = (IDispDataVwDataConn)item.Object;<br />
// cmbConnections.Items.Add(dc.ConnectionString); <br />
} <br />
} <br />
} <br />
}<br />
//////////////////////<br />

FileAttributes attribs = File.GetAttributes("file.txt");
if ((attribs & FileAttributes.ReadOnly) != 0) Console.WriteLine("Read-only");
else Console.WriteLine("Read-write");