One of the most underused lookup and reference functions in Microsoft Excel is the DROP function. This powerful yet simple ...

I use these functions to summarize data with formulas instead of dialog boxes. That makes it easier to see exactly what's ...

Say I can pass several commands to my program, and each command corresponds to a function.<BR><BR>How can I call this function without a lot of if-else? To add a little seasoning, I also need to pass ...

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 — ...