C#

private void RunProc()
{
	Process p = new Process();
	p.StartInfo.FileName = "calc.exe";
	p.EnableRaisingEvents = true;
	try
	{
		p.Start();
	}
	catch (Exception exc)
	{
		MessageBox.Show
		(
			OwningForm, 
			"Inner Exception: " + exc.InnerException.ToString() + 
			" Message: " + exc.Message.ToString() + 
			" Source: " + exc.Source.ToString()
		);
	}
}

Searching the web without Google is like straining sewage with your teeth.
Userfriendly, 2003/06/07

using System;
using System.Runtime.InteropServices;
using System.Windows.Forms;

public class Test
{
  static void Main(string[] args)
  {
    if (args.Length < 1) return;

    string s = args.Length > 1 ? args[1] : "Hello, world!";

    IntPtr ptr = FindWindowEx(IntPtr.Zero, IntPtr.Zero,
      null, args[0]);
    if (ptr != IntPtr.Zero)
    {
      ptr = FindWindowEx(ptr, IntPtr.Zero, "Edit", null);
      if (ptr != IntPtr.Zero)
        SendMessage(ptr, WM_SETTEXT, IntPtr.Zero, s);
    }
  }

  private const int WM_SETTEXT = 0x000c;
  
  [DllImport("user32.dll", CharSet=CharSet.Auto)]
  private static extern IntPtr FindWindowEx(
    IntPtr hWndParent,
    IntPtr hWndChildAfter,
    [MarshalAs(UnmanagedType.LPTStr)] string lpszClass,
    [MarshalAs(UnmanagedType.LPTStr)] string lpszWindow);
    
  [DllImport("user32.dll", CharSet=CharSet.Auto)]
  private static extern int SendMessage(
    IntPtr hWnd,
    [MarshalAs(UnmanagedType.U4)] int msg,
    IntPtr wParam,
    [MarshalAs(UnmanagedType.LPTStr)] string text);
}

string s = (string)dataSet1.Tables["MyTable"].Rows[0]["ID"];

string s = myDataSet1.MyTable.Rows[0].ID;

<br />
//Web browser settings<br />
this.webBrowser.AddressBar = false;<br />
this.webBrowser.Dock = DockStyle.Fill;<br />
this.webBrowser.FullScreen = true;<br />
this.webBrowser.MenuBar = false;<br />
this.webBrowser.Offline = false;<br />
this.webBrowser.RegisterAsBrowser = true;<br />
this.webBrowser.RegisterAsDropTarget = false;<br />
this.webBrowser.Silent = true;<br />
this.webBrowser.StatusBar = false;<br />
this.webBrowser.TheaterMode = true;<br />
.<br />
.<br />
.<br />
	<br />
<br />
<br />
private void webBrowser_DocumentComplete (object sender,AxSHDocVw.DWebBrowserEvents2_DocumentCompleteEvent e)<br />
{<br />
	//Test counter - to see how many times this event rised<br />
	++this.tempCounter;<br />
<br />
	if ( sender.Equals((object)this.webBrowser) && this.webBrowser.ReadyState.Equals(SHDocVw.tagREADYSTATE.READYSTATE_COMPLETE))<br />
	{<br />
	MessageBox.Show ("Done loading\n\nLoaded " + this.tempCounter.ToString() +" times", "Document loaded");<br />
<br />
        //Receive global Document<br />
	htmlDocGlobal = (mshtml.IHTMLDocument2) webBrowser.Document;<br />
<br />
	if (clickEvent == null)<br />
	{<br />
	  //Hook the event if not hooked till now <br />
         clickEvent = (mshtml.HTMLDocumentEvents2_Event) htmlDocGlobal;<br />
         clickEvent.onclick += new mshtml.HTMLDocumentEvents2_onclickEventHandler (On_MouseClick);<br />
	}<br />
       }<br />
       //else<br />
       // { still loading }<br />
}<br />
<br />
<br />
//This function will rise when the user click's on web browser web page<br />
private bool On_MouseClick (mshtml.IHTMLEventObj e)<br />
{<br />
	if (e.button.Equals (0))<br />
	{<br />
        	//Left-click mouse<br />
<br />
	ArrayList m_PathToElement = new ArrayList();<br />
	IHTMLElement m_Parent = null;<br />
	IHTMLElement m_Child = null;<br />
	IHTMLElementCollection m_ParentCol = null;<br />
	IEnumerator colEnum = null;<br />
<br />
	//Receive pre-conditions<br />
	m_Child = e.srcElement;<br />
	//TEST_DEBUG: Child element may not have Parent elements !!!<br />
	m_Parent = m_Child.parentElement;<br />
		<br />
        while (m_Child.parentElement != null)	//if this is not the root element<br />
	{		{<br />
        	//Get the collection<br />
		m_ParentCol = (IHTMLElementCollection) m_Parent.all;<br />
<br />
		System.Windows.Forms.Application.DoEvents ();  //let the system copy it<br />
		colEnum = m_ParentCol.GetEnumerator ();<br />
		colEnum.MoveNext ();	//reset to '0'<br />
		.<br />
		.<br />
		.<br />
		.<br />
		.<br />
	Then I go throught collection and search for ckicked element till the root element.<br />
        }<br />
	}<br />
    }<br />