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Let's start by looking at the denary (i.e. base 10) number system. In base 10, you have a column for each digit in a number.

For example, with the number 5,867 you have a...

Both the stack and the queue are data structures, i.e. ways of storing data. It is important to know the differences between how these two data structures operate so that you know when to use one or th...

Method or function overloading allows a method with the same name to be declared more than once given that they have different input parameters.
For example, there is a method to calculate the area o...

Type of programming that concerns the use of objects based on classes. Classes consist of methods and data structures and are available to all subclasses and objects based on the parent class. Objects and...

Local variables are defined within a subroutine. Their scope/visibility ends when the cursor leaves the subroutine.
Global variables on the other hand are variables that exist outside of all the subr...