C#

if( this_thing == DING & that_thing == DONG ) {
   thenGoDoTheOtherThing();
}

class Program
{
    static void Main(string[] args)
    {
        if (Eval1() & Eval2())
            Console.WriteLine("Eval1() and Eval2() returned true.");
        else
            Console.WriteLine("Eval1() and/or Eval2() returned false.");
    }

    static bool Eval1()
    {
        Console.WriteLine("Eval1");
        return false;
    }

    static bool Eval2()
    {
        Console.WriteLine("Eval2");
        return true;
    }
}

Eval1
Eval2
Eval1() and/or Eval2() returned false.

DTE.get_Properties(String category, String page);

DTE.Properties {get;}

Properties ps = DTE.get_Properties("FontsAndColors", "TextEditor");
Property fC = ps.Item("FontsAndColorsItems");
FontsAndColorsItems fcs = fC.Object as FontsAndColorsItems;
foreach (ColorableItems a in fcs)
    Debug.WriteLine(a.Name);

****GETTING TO THE POINT****

Document doc = DTE.ActiveDocument;
TextSelection sel = doc.Selection as TextSelection;

private void PopulateUI() {
   this.dataGridViewHistory.AutoGenerateColumns = false;
   this.dataGridViewHistory.DataSource = this.Project.Modifications;
   //the next line doesn't appear to do anything
   this.dataGridViewHistory.AutoResizeColumns( DataGridViewAutoSizeColumnsMode.DisplayedCells );
}


// 
// dataGridViewHistory initialization code (from designer.cs)
// 
this.dataGridViewHistory.AllowUserToAddRows = false;
this.dataGridViewHistory.AllowUserToDeleteRows = false;
this.dataGridViewHistory.AllowUserToOrderColumns = true;
dataGridViewCellStyle1.BackColor = System.Drawing.Color.PapayaWhip;
this.dataGridViewHistory.AlternatingRowsDefaultCellStyle = dataGridViewCellStyle1;
this.dataGridViewHistory.ColumnHeadersHeightSizeMode =
   System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
this.dataGridViewHistory.Columns.AddRange( new System.Windows.Forms.DataGridViewColumn[] {
            this.ColumnUserID,
            this.ColumnUserName,
            this.ColumnDate,
            this.ColumnFileName} );
this.dataGridViewHistory.Dock = System.Windows.Forms.DockStyle.Fill;
this.dataGridViewHistory.Location = new System.Drawing.Point( 6, 16 );
this.dataGridViewHistory.Name = "dataGridViewHistory";
this.dataGridViewHistory.ReadOnly = true;
this.dataGridViewHistory.RowHeadersVisible = false;
this.dataGridViewHistory.SelectionMode = System.Windows.Forms.DataGridViewSelectionMode.FullRowSelect;
this.dataGridViewHistory.Size = new System.Drawing.Size( 550, 236 );
this.dataGridViewHistory.TabIndex = 0;

private string AppPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().GetName().CodeBase);
private Signature cSignature;

public Sig()
{
    InitializeComponent();

    cSignature = new Signature();
    cSignature.Location = pnlSig.Location;
    cSignature.Size = pnlSig.Size;
    this.Controls.Add(cSignature);
}

private void Sig_Load(object sender, EventArgs e)
{
    cSignature.SetPenColor(Color.Black);

    if (File.Exists(Path.Combine(AppPath, "CapturedSignature1.bmp")))
    {
        DialogResult result = MessageBox.Show("There is a signature that exist.\nWould you like to open it?", "Open?", MessageBoxButtons.YesNo, MessageBoxIcon.Question, MessageBoxDefaultButton.Button1);
        if (result == DialogResult.Yes)
        {
            cSignature.LoadImage(Path.Combine(AppPath, "CapturedSignature1.bmp"));
        }
    }
}

private void menuItem1_Click(object sender, EventArgs e)
{
    Cursor.Current = Cursors.WaitCursor;

    //Save to a File
    cSignature.Save(Path.Combine(AppPath, "CapturedSignature1.bmp"));

    Cursor.Current = Cursors.Default;
}