1860 search results for "RStudio"

A Data Scientist’s Perspective on Microsoft R

April 26, 2016
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A Data Scientist’s Perspective on Microsoft R

by Lixun Zhang, Data Scientist at Microsoft As a data scientist, I have experience with R. Naturally, when I was first exposed to Microsoft R Open (MRO, formerly Revolution R Open) and Microsoft R Server (MRS, formerly Revolution R Enterprise), I wanted to know the answers for 3 questions: What do R, MRO, and MRS have in common? What’s...

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How to Install R on Linux Ubuntu 16.04 Xenial Xerus

April 26, 2016
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How to Install R on Linux Ubuntu 16.04 Xenial Xerus

The long-awaited new Ubuntu LTS Xenial Xerus was released last week. I wrote a tutorial on installing R and R-Studio on the old 14.04 LTS, so I figured I’d update that document. Not much has changed for the new 16.04 version but there are new repositories. Install R-Base You can find R-Base in the Software

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Password Input with getPass

April 26, 2016
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Password Input with getPass

As of this morning, the getPass package version 0.1-1 is available on CRAN. The package offers a portable way to read user input without echoing the text, for the purposes of reading passwords. Some screenshots from various platforms are given below....

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Fast csv writing for R

April 25, 2016
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Fast csv writing for R

Guest post by Matt Dowle. This post was first published on the H2O blog, please go there to leave a comment. R has traditionally been very slow at reading and writing csv files of, say, 1 million rows or more. Getting data into R is often the first task a user needs to do and if they have a poor...

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Microsoft R Open 3.2.4 now available

April 22, 2016
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Microsoft R Open 3.2.4 now available

M icrosoft R Open 3.2.4, Microsoft's enhanced distribution of R, is now available for download from mran.microsoft.com. This update is based on R 3.2.4-revised, and includes several improvements and some minor bug fixes from the R Core Group. Improvements include long-vector support for the smooth function, a new stringsAsFactors options when using rbind with data frames, and better rounding...

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Introducing fidlr: FInancial Data LoadeR

April 21, 2016
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Introducing fidlr: FInancial Data LoadeR

fidlr is an RSutio addin designed to simplify the financial data downloading process from various providers. This initial version is a wrapper around the getSymbols function in the quantmod package and only Yahoo, Google, FRED and Oanda are supported. I will probably add functionalities over time. As usual with those things just a kind reminder: “THE SOFTWARE

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Shiny module design patterns: Pass module inputs to other modules

April 19, 2016
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Shiny module design patterns: Pass module inputs to other modules

Continuing in the series of shiny module design patterns, this post covers how to pass all the inputs from one module to another. TL;DR Return input from within the server call. Store the callModule() result in a variable. Pass the variable into arguments for other modules. Access the variable like you would input. Steal the The post

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Display element ids for debugging Shiny apps

April 19, 2016
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Display element ids for debugging Shiny apps

My current Shiny project contains at least five tables and I constantly forget how they are called. So I whipped up a little bookmarklet that uses jQuery to show the id of each div and input. Some of those can be ignored as they are internal names set ...

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How I Learned to Stop Worrying and Love R CMD Check

April 17, 2016
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How I Learned to Stop Worrying and Love R CMD Check

Last week, I officially became the maintainer of a CRAN package! My package for the texts of Jane Austen’s 6 completed, published novels, janeaustenr, was released on CRAN and my Twitter feed was filled with congratulatory Jane Austen GIFs. I think this might be my favorite. .@juliasilge *clears schedule**opens @rstudio * pic.twitter.com/Hu7V2E0ULJ— Andrew MacDonald...

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Non-Uniform Population Density in some European Countries

April 17, 2016
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Non-Uniform Population Density in some European Countries

A few months ago, I did mention that France was a country with strong inequalities, especially when you look at higher education, and research teams. Paris has almost 50% of the CNRS researchers, while only 3% of the population lives there. CNRS, "répartition des chercheurs en SHS" http://t.co/39dcJJBwrF, Paris 47.52% IdF 66.85% (pop 3.39% et 18.18% resp) pic.twitter.com/OsEXiFywPf — Arthur...

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