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 — ...

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 ...

Protect your reports from source data changes by defining exactly which columns Power Query should keep, not remove.

When object-oriented programming languages began to be used in enterprise applications, designers had problems fitting the object-oriented model with the relational model. In the object-oriented model ...

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 ...

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 ...