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 ...

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 — ...

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 ...

Excel 365 offers a powerful feature known as calculated columns, which significantly improves your data analysis capabilities. This tool allows you to create dynamic calculations that automatically ...

Oracle Tip: How to use default values with database columns Your email has been sent This article originally appeared in the Oracle e-newsletter. Click here to subscribe automatically. When you create ...

Data is rarely properly formatted and structured when you import it. Try these eight tips for fast data cleanup in Microsoft Excel. Data comes in from an increasing number of sources these days. For ...

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 ...

It is rare to find an implemented database devoid of reference tables. Reference tables provide valid values for drop-down lists and in a slightly obtuse way, also allow for expression of a domain or ...

Designing an appropriate set of indexes can be one of the more troubling aspects of developing efficient relational database applications. Perhaps, the most important thing you can do to assure ...

Use Excel data validation to prevent duplicate values in a column Your email has been sent Prevent duplicates before they happen by combining a simple function with data validation. Excel has built-in ...