devxlogo

Tip Bank

Change the Key for an Object in a Collection

I have created a generic function for changing the key for an object in a collection: ‘Module: Module1 Option Explicit Public Function ChangeKey(Object As Object, NewKey As String, Collection As

Clear a Collection

The fastest way to clear a collection is just to set the variable to a new Collection object. However, if it’s necessary to free the references the collection is keeping,

Making a Clone of a Java Object

You cannot make a separate location to assign one object to another. By implementing a Cloneable interface and calling the clone() method, you can make a separate location for the

Extract records by their record number

SQL Server, and the SQL language in general, doesn’t support record numbers, so you can’t extract a set of records if you know their position in the resultset. This missing

Count Sort, a special case of indexed sort

CountSort is yet another sort algorithm, which can be applied only under very particular conditions but that, when such conditions are met, turns to be the fastest of the lot.