1866 search results for "RStudio"

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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How to use SparkR in Cloudera Hadoop

Suppose you are an avid R user, and you would like to use SparkR in Cloudera Hadoop; unfortunately, as of the latest CDH version (5.7), SparkR is still not supported (and, according to a recent discussion in the Cloudera forums, we shouldn’t expect this to happen anytime soon). Is there anything  you can do? Well, indeed there is. In...

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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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Improve your shiny dashboard with Disqus panel

April 19, 2016
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Getting users feedback is always a pleasant moment. In most cases in World of Open Source we are creating tools and applications for people and we love to hear that someone thinks our (generally pet) project is useful. Mostly this moment is nicer than any paycheck. But how author can enable easy contact with him as the...

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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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