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 ...

Not everyone is an Excel spreadsheet expert and you may not always know how to write the formulas you need for a given data set. If you're having trouble figuring out the right formula for your data ...

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

ChatGPT can assist with complex Excel formulas, including a VLOOKUP plus IFERROR to return not listed when no match appears.

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 ...