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My first... plot (.ly): beautiful plots with Plotly

R blog By December 5, 2013 Tags: , , , 2 Comments

Questo articolo può essere letto anche in italiano

Dear R-enthusiastic,
I discovered Plotly some days ago, and I was fascinated by it.

What is Plotly?
Plotly is a service for creating and sharing data visualizations that also offers statistical analysis tools plus a robust API, the ability to graph custom functions and a built-in Python shell. Among its APIs, there is the R one: Plotly interactive visualization can be created directly from R.

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Visual debugging with RStudio

R blog By July 23, 2013 Tags: , , , , , 1 Comment

Introduction

From release 098.208 the last RStudio IDE comes with a visual debugger. Now debugging with R and RStudio becomes a simple and efficient task.

This short post does not want to be a crash course: “debugging with R” nor can be a full explanation of the RStudio visual debugging capabilities: we guess that all of these will be fully documented as soon as this tool will be officially released.

This post is a simple sharing of something we have learned about R and RStudio.

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Read Excel files from R

R blog By July 22, 2013 Tags: , , , , , , , , , 13 Comments

Many people still save their data into Microsoft Excel files. This is an unhappy choice for many reasons but many was already written about this topic. Furthermore, unfortunately Excel become a de facto standard in many business environment and this routine seems to be difficult to strike out.

Many solutions have been implemented to read Excel files from R: each one has advantages and disadvantages, so an universal solution is not available. Get an overview of all the solutions, allows the choice of the best solution case-by-case.

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