Month: November 2014

Shadowing is when a subclass defines a constant, property or enumeration (almost anything that is not an event or a method) that has the same name as a constant, property or enumeration (but not an event or a method) in the superclass. Generally the best rule is avoid using the same names for constants, properties and enumerations that the superclass has already used.

If you’ve worked with times and dates you know how much fun they can be especially when you deal with different time zones, differing Daylight savings time rules, if they observe DST and all the other intricacies tracking dates and times bring up.

And very often you need to save data to a database. So how do you store the data in your database so you can properly deal with it? And does your chosen database make that easy?

This came up recently on the forums and I thought it good to share. Do you see what is wrong with the following code?

Function foo() As FolderItem
  try
    beep
  catch NilObjectException
    return nil
  end try
End Function