Using .RProfile to Customize your R Environment

When R starts up, it looks for several files to initialize its configuration. R has its own configuration file called Rprofile.site located in the /etc folder. It is probably wise not to mess with this file unless you are very confident in your understanding. Most R users are aware that during startup, R reads an […]
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Preparing SQL Data for R Visualizations Using Power Query Pivot

The Data Frame The fundamental data structure used by the majority of R functions and packages is the data frame. In a data frame, sets of related values constitute rows, while an individual column vector in a data frame contains comparable measures that can be summed, averaged, or subjected to any number of numerical manipulations. […]
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A Quick Binary Refresher for Analytic Query Writers

You probably thought that the chapter on binary number systems in your Intro to Computer Science textbook would never have to be opened again, especially now that you’re a report writer or a data analyst and generally don’t get too close to the silicon. SQL Server DBAs bump into binary numbers from time to time […]
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Microsoft Excel Add-Ins Make You More Productive

Productive Microsoft Excel Add-Ins There are many Microsoft Excel Add-Ins available for Free that can make you more productive. This article will show you how to find and install them on your local copy of Microsoft Excel. You can also install them in you Office365 copy of Excel as well. What is an Excel Add-In? […]
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Choosing a Machine Learning Platform That’s Right for You

Choosing a machine learning (ML) platform can be a cause of considerable stress. It’s a major commitment you will have to live with for years and an unwise decision might even affect your job prospects. Fortunately, asking yourself a few fundamental questions can simply the decision considerably. Are you primarily a Windows Shop? In recent […]
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