A data dictionary is like a bill of materials for a database; it lists all database components, including reports, tables, field names and field types. Such information helps audit databases for ...

Learn how Python's dictionary data structure works as a powerful and versatile way to store and retrieve objects and data in your applications. Programming languages all come with a variety of data ...

Working with ranges in Excel is a fast and simple way to identify, define, or refer to a single cell, a range (or group) of cells, a specific or constant value, or a formula. Then you can use those ...

You’ve probably ditched your paper dictionary, but do you know how to use OS X’s built-in one? This week’s video shows you how. Whether you need to know what a word means or just how to spell it, the ...