They may look harmless, but they're certainly capable of turning your spreadsheets into traffic jams.

Custom formulas let you dictate exactly what goes into cells.

When I do a presentation that includes spreadsheets, I usually use arrows to illustrate the relationship between numbers, and while it works OK, it lacks pizazz. Is there some way I can add more ...

Navigating through a complex Excel workbook or spreadsheet can be a real headache, especially when you’re dealing with multiple sheets and endless data. But what if there was a way to simplify this ...

Stop Excel errors by using these 8 key symbols, like ' to keep leading zeros and ~ to search for literal * or ? characters in data.

The open source community has created many open source Java projects, which range from charting software to game frameworks to word processors. In this post, I introduce an open source library project ...