Many Excel tools are optional extras, but these six are essentials I rely on in every workbook.

What’s the difference between a table and a range of columns and rows on an Excel spreadsheet? How do I create and populate tables? And, once a table is created, how do we custom filter, format, and ...

From simple lists to dynamic spill ranges and cascading menus, Excel drop-downs offer flexible control over data entry.

Excel used to be the poor schmuck’s database, with spreadsheets that just sort of sat there. You could create something more sophisticated with LOOKUP functions, but they were a huge hassle to set up.

Ever since being admittedly fascinated by the Cambridge coffee webcam from the 1990s, I've written about VPNs, the NFL, smartphones, living wages, over/unders and everything in between. I'm not a ...

When you use MySQL to query a database, you have the ability to view results from that query on your screen or send them to a text file. If you insert tab characters into the output data stream, you ...