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 ...

A data table alone has no axes, horizontal or otherwise. It consists of points of data; each point describes at least two pieces of information. Other points convey different numerical data about the ...

Microsoft’s Snipping Tool has become progressively more useful, with the ability to make screen recordings as well as screenshots. Today Microsoft begins testing a new addition: the ability to copy ...

Not just a speedy way to import data into R, fread has useful options for importing subsets of data, setting data types for columns, running system commands, and more Like all functions in the ...

Users expect a certain level of functionality from their web applications. While sorting and paging through data tables doesn’t top the list of developer favorites for feature programming, they are ...

The latest trends in software development from the Computer Weekly Application Developer Network. Applications run on data, obviously. But how much time do we think about the way applications get the ...