By Thomas Joseph, Aspire Systems

I recently came up with the idea for a series of screencasts:

In R, the logical || (OR) and && (AND) operators are unique in that they are designed only to work with scalar arguments. Typically used in statements like

The Folding Test of Unimodality (Rfolding)The basic algorithm to perform the folding test of unimodality. Given a dataset X (d dimensional, n samples), the test checks whether the distribution …

Billy Buchanan, Director of Data, Research, and Accountability, Fayette County Public Schools, Lexington, Kentucky, expresses frustration with the disconnect between the large and important goals of education research, on one hand, and the gaps in measurement and statistical training, on the other.

I love R and I love Shiny. One of the things I really like about shiny is the ease with which you can incorporate other Javascript based tools and libraries. By my own admission, my JavaScript skills are definitely lacking but there are so many cool libraries out there which can really make visualisation and interaction with displayed content come alive. One such library I came across about a while ago now is annyang.

This week I attended the Global Gaming Expo Show in Las Vegas. I’ve been to the show many times over the last few years. It’s a trade show for the casino gaming industry (“by the industry, for the industry”). I always enjoy attending. ||At this show is an eclectic mix of the products needed to run a casino property: Blackjack tables, chairs, chip counters, card shoes, uniforms, platters, ID, beverage dispensers, Elvis look-a-like performers, and of course slot machines.Slot machines now account for 70-80% of casino gambling floor revenues. They are the evergreen revenue generators for properties, and there was no shortage of them on display on the show floor this year. Why is this?First let’s take look at why people gamble.|

The R community and the package ecosystem are awesome but it can be difficult to sustain your R packages when you only have so much free time. To make a stellar package you’ve got to keep on top of the issues, make great documentation, have that all important hex sticker, and generally have good quality code. This all takes time, time you don’t always have. We would like to help.

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