R News from another blog for R community

My New Calculator(s)

We all need a calculator from time to time. I used to reach to Start button, type Calc in the Run (or Search) box to get to Calculator app (Windows)....continue reading.

ggplot2 Time Series Heatmaps

How do you easily get beautiful calendar heatmaps of time series in ggplot2? E.g:From MarginTaleI was impressed by the lattice-based  implementation from Paul Bleicher of Humedica, which you can find...continue reading.

Boxplots and Day of Week Effects

THIS BLOG DOES NOT CONSTITUTE INVESTMENT ADVICE. ACTING ON IT WILL MOST LIKELY BE DETRIMENTAL TO YOUR FINANCIAL HEALTH.After following some R-related quant finance blogs like Timely Portfolio, Systematic Investor or Quantitative tho…continue reading.