Stories by Sharon Machlis

R resources at Computerworld

From a beginner's guide to data-wrangling how-to and searchable collection of additional tutorials and videos, we've got you covered.

60+ R resources to improve your data skills

This list was originally published as part of the Computerworld Beginner's Guide to R but has since been expanded to also include resources for advanced beginner and intermediate users. If you're just starting out with R, I recommend first heading to the Beginner's Guide.

By the numbers: Twitter vs. Facebook IPOs

Facebook's IPO was considered an early bust while Twitter's has been deemed a success. In terms of orderly market activity, that's without question. But what about prices?

Touch and type: 3 keyboard covers for the iPad Mini

There's an old adage about software projects that says you can optimize for only two out of three factors: quality, speed and cost. Portable keyboards seem to have a similar restriction, generally scoring well in, at most, two out of three features: mobility (a form factor and weight that's easy to tote around), function (keys that have a nice feel) and ergonomics (a design that's not cramped and doesn't force your hands into an uncomfortable position).

Beginner's guide to R: Introduction

R is hot. Whether measured by more than 4,400 add-on packages, the 18,000+ members of LinkedIn's R group or the close to 80 R Meetup groups currently in existence, there can be little doubt that interest in the R statistics language, especially for data analysis, is soaring.

More data isn't always better, says Nate Silver

Big data may seem to promise big insights to users, but more isn't always better, cautions statistician Nate Silver, who became one of America's most well-known faces of data analysis after his FiveThirtyEight blog accurately predicted 2012 presidential election results in all 50 states.