Data and analytics leaders, including chief data officers, are facing an increasingly challenging business landscape. As the volume and velocity of data rises and CDOs are under pressure to support ...

See how to join two data sets by one or more common columns using base R’s merge function, dplyr join functions, and the speedy data.table package. R has a number of quick, elegant ways to join data ...

The buzz around big data has created a widespread misconception: that its mere existence can provide a company with actionable insights and positive business outcomes. The reality is a bit more ...