Whole-column references in Excel are silent performance killers, often forcing the program to manage a range of over a ...

Microsoft Excel 2010 can convert a worksheet to a data table to help you quickly analyze your related data in formatted rows and columns. When you need to expand the table layout, apply the Home tab ...

Much of the data that you use Excel to analyze comes in a list form. You might need to sort the data, filter it, sum it, and perhaps even chart it. Excel tables provide superior tools for working with ...

Q. You explained Excel’s Scenario Manager in your November 2024 Tech Q&A article and Goal Seek in your December 2024 Tech Q&A article. Can you please explain the final What-If Analysis tool: Data ...

Make your R data.table code more efficient and elegant with these special symbols and operators. Plus, learn about the new fcase() function R data.table code becomes more efficient — and elegant — ...

Simplify your data transformation by skipping complex parsing expressions and instead using Flash Fill and Power Query in Microsoft Excel. Image: IB Photography/Adobe Stock If you work with imported ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The key difference between columns and rows is that a column arranges data vertically from top ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...