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The strangest Excel functions you'll never use

D espite its age, Excel continues to evolve with new functions being added over time. There are newer better Excel functions ...
CCM

Excel IF, AND, OR, and NOT functions

This article will explain how to use the conditional functions IF, AND, OR and NOT on Microsoft Excel. Each of these functions can be used as part of a formula in a cell to compare data samples in any ...
Computerworld

Useful R functions you might not know

Almost every R user knows about popular packages like dplyr and ggplot2. But with 10,000+ packages on CRAN and yet more on GitHub, it’s not always easy to unearth libraries with great R functions. One ...
InfoWorld

R data.table symbols and operators you should know

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 — ...