1692 search results for "rstudio"

Knitr’s best hidden gem: spin

March 23, 2015
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Stop knitting & start spinning - spin can help you write reports much faster and avoid repeating yourself - Anyone who loves the idea of dynamic report generation with R is probably a big fan of knitr and its flagship function - knit. But not many people seem to know about knit's awesome cousin -...

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Release of psd 1.0 to CRAN

March 23, 2015
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Release of psd 1.0 to CRAN

Greetings, Interweb! I’m pleased to announce psd 1.0, a long-overdue major update from the 0.* series which includes significant advancements in performance, improved clarity and consistency of documentation and method/class handling, and the elimination a few long-standing bugs. Some major changes include: … Continue reading →

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Release of psd 1.0 to CRAN

March 23, 2015
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Release of psd 1.0 to CRAN

Greetings, Interweb! I’m pleased to announce psd 1.0, a long-overdue major update from the 0.* series which includes significant advancements in performance, improved clarity and consistency of documentation and method/class handling, and the elimination a few long-standing bugs. Some major changes include: Most importantly, all major bottlenecks have been eliminated with new c++ codes: the adaptive method

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PMRetract: PubMed retraction reporting rewritten as an interactive RMarkdown document

March 22, 2015
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PMRetract: PubMed retraction reporting rewritten as an interactive RMarkdown document

Back in 2010, I wrote a web application called PMRetract to monitor retraction notices in the PubMed database. It was written primarily as a way for me to explore some technologies: the Ruby web framework Sinatra, MongoDB (hosted at MongoHQ, now Compose) and Heroku, where the app was hosted. I automated the update process using

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Beating the benchmark for the Kaggle Otto Group Product Classification Challenge with a simple R script

March 19, 2015
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Beating the benchmark for the Kaggle Otto Group Product Classification Challenge with a simple R script

Two days ago, Kaggle began a new competition called the Otto Group Product Classification Challenge. In this competition, participants are challenged to create a model to correctly classify products between 9 product categories (fashion, electronics, etc.). The data consists of 200k products with 93 features each. The features have been obfuscated so it’s hard to … Continue reading...

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broom: a package for tidying statistical models into data frames

March 19, 2015
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broom: a package for tidying statistical models into data frames

The concept of “tidy data”, as introduced by Hadley Wickham, offers a powerful framework for data manipulation, analysis, and visualization. Popular packages like dplyr, tidyr and ggplot2 take great advantage of this framework, as explored in several recent posts by others. But there’s an important step in a tidy data workflow that so...

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Dark themes for writing

March 17, 2015
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Dark themes for writing

I spend much of my day sitting in front of a screen, coding or writing. To limit the strain on my eyes, I use a dark theme as much as possible. That is, I write with light colored text on a dark background. I don’t know why this is not the default in more software

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Some thoughts on Vim

March 17, 2015
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Some thoughts on Vim

by Gary R. Moser Director of Institutional Research and Planning The California Maritime Academy I recently contacted Joseph Rickert about inviting Vim guru Drew Niel (web: vimcasts.org, book: "Practical Vim: Edit Text at the Speed of Thought") to speak at the Bay Area R User Group group. Due to Drew's living in Great Britain that might not be easily...

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R in Insurance: Abstract submission closes end of March

March 17, 2015
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R in Insurance: Abstract submission closes end of March

Hurry! The abstract submission deadline for the 3rd R in Insurance conference in Amsterdam, 29 June 2015 is closing soon. You have until the 28th of March to submit a one-page abstract for consideration. Both academic and practitioner proposals related...

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Helping Your Organization Migrate to R

March 16, 2015
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Helping Your Organization Migrate to R

by Bob Muenchen As the R programming environment has grown in capability and popularity, so have the number of organizations planning to migrate to it from proprietary tools. I’ve helped members of various organizations transition from SAS, SPSS and/or Stata to R (see Workshop … Continue reading →

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