gistfile1.txt

// what's printed?
Console.WriteLine("null is object: " + (null is object));
Console.WriteLine("null is IDisposable: " + (null is IDisposable));
Console.WriteLine("null is int: " + (null is int));
Console.WriteLine("null is int?: " + (null is int?));
Console.WriteLine("null is Func<int>: " + (null is Func<int>));
Console.WriteLine("null is FileMode: " + (null is FileMode));
Console.WriteLine("0 is FileMode: " + (0 is FileMode));
Console.WriteLine("0 is int?: " + (0 is int?));
Console.WriteLine("short over short: " + (((short)10)/((short)5)).GetType());
Console.WriteLine((Exception)null);

// can your computer do arithmetic?
Console.WriteLine(1.0 + 1.0 == 2.0);
Console.WriteLine(0.01 + 0.01 == 0.02);
Console.WriteLine(0.00000037 + 0.0000001 == 0.00000047);
Console.WriteLine(0.9999999+0.000001 == 1.0); 
Console.WriteLine(1.000001-0.000001 ==1.0); 
// assume InvariantCulture
Console.WriteLine(4.170404 == Convert.ToDouble("4.170404")); 

// what's printed?
for(int ii = 0; ii < 10; ++ii)
    Console.WriteLine(new Random().Next(0, Int32.MaxValue));

// what happens here?
throw null;
// asume GetException() { return new Exception(); }
throw GetException(); 
throw ((() => new Exception())());
throw ((() => {throw new Exception();})());