D
Data

Data refers to the pieces of information that are operated on by programs. Originally, "data" was the plural of "datum"; however, the form "data" is now commonly used as both singular and plural.

Day Number

A day number is an integer value representing the number of days between two dates.

Debugger

A debugger is a program that controls the execution of another program so that you can see what the latter program is doing. The RHIDE development environment on the CD-ROM in the back of this book includes a debugger that will allow you to examine the execution of your programs.

Dedicated Register

A dedicated register is a register such as the stack pointer whose usage is predefined rather than determined by the programmer, as in ...

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