1938 search results for "rstudio"

Fast csv writing for R

April 24, 2016
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Fast csv writing for R

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 experience (either hard to use, or very slow) they are less likely to progress. The data.table package in R solved...

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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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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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(ggplot2) Exercising with (ggalt) dumbbells

April 17, 2016
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(ggplot2) Exercising with (ggalt) dumbbells

I follow the most excellent Pew Research folks on Twitter to stay in tune with what’s happening (statistically speaking) with the world. Today, they tweeted this excerpt from their 2015 Global Attitudes survey: The age gap in social media use around the world https://t.co/0Dq1PcbExG pic.twitter.com/9HBM7gLxwR— PewResearch Internet (@pewinternet) April 17, 2016 I thought it might... Continue reading →

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Simpler isn’t always faster

April 14, 2016
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Simpler isn’t always faster

My name is Jonathan, and I have a coding obsession. I'll admit it, the Hadleyverse has ruined me. I can no longer read a blog post or stackoverflow question in base R and leave it be. There are improvements to...Continue Reading →

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