1212 search results for "rstudio"

“Do You Want to Steal a Snowman?” – A Look (with R) At TorrentFreak’s Top 10 PiRated Movies List #TLAPD

September 18, 2014
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“Do You Want to Steal a Snowman?” – A Look (with R) At TorrentFreak’s Top 10 PiRated Movies List #TLAPD

We leave the Jolly Roger behind this year and turn our piRate spyglass towards the digital seas and take a look at piRated movies as seen through the lens of TorrentFreak. The seasoned seadogs who pilot that ship have been doing a weekly “Top 10 Pirated Movies of the Week” post since early 2013, and...

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The Traveling Salesman with Simulated Annealing, R, and Shiny

September 17, 2014
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The Traveling Salesman with Simulated Annealing, R, and Shiny

I built an interactive Shiny application that uses simulated annealing to solve the famous traveling salesman problem. You can play around with it to create and solve your own tours at the bottom of this post. Here's an animation of the annealing process finding the shortest path through the 48 state capitals of the contiguous...

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How do you say π^π^π?

September 15, 2014
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How do you say π^π^π?

Well, not that you really probably want to know how to say such an absurdly large number. However for those of you who are interested (allowing for rounding) it is:one quintillion, three hundred forty quadrillion, one hundred sixty-four trillion, one h...

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Embedding RData files in Rmarkdown files for more reproducible analyses

September 12, 2014
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For those of us interested in reproducible analysis, Rmarkdown is a great way of communicating our code to other researchers. Rstudio, in particular, makes it very easy to create attractive HTML document containing text, code, and figures, which can then be sent to colleagues or put on the internet for anyone to see. If you aren't using...

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LA R Meetup Summary: Highlights from the useR! 2014 Conference

September 10, 2014
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LA R Meetup Summary: Highlights from the useR! 2014 Conference

Last week the LA R meetup featured 5 speakers each highlighting a few things they...

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Heather Turner, the useR! 2014 Interview

September 9, 2014
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Heather Turner is a biostatistician and Senior Research Fellow at the University of Warwick, as...

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ASDAR book Review

September 8, 2014
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ASDAR book Review

I was recently invited to write a book review for Applied Spatial Analysis and Policy (ASAP). The book, I conclude, “is the authoritative resource on R’s spatial capabilities” and should be of interest to many R users. Below is a preprint of the full review, now published on ASAP’s website. As a geographer and heavy R user,...

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Track how visitors use your Shiny app with Google Analytics

September 8, 2014
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Track how visitors use your Shiny app with Google Analytics

Want to see who is using your Shiny apps and what they are doing while they are there? Google Analytics is a popular way to track traffic to your website. With Google Analytics, you can see what sort of person comes to your website, where they arrive from, and what they do while they are

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1.2 Millions Deaths by Ebola projected within Six Months?

September 5, 2014
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1.2 Millions Deaths by Ebola projected within Six Months?

The World Health Organization, Samaratins Purse, Doctors Without Borders, and other international medical emergency relief programs are desperately calling for additional resources in the international fight against Ebola that has already killed thousa...

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Packrat on CRAN

September 5, 2014
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Packrat on CRAN

Packrat is now available on CRAN, with version 0.4.1-1! Packrat is an R package that helps you manage your project’s R package dependencies in an isolated, reproducible and portable way. Install packrat from CRAN with: install.packages("packrat") In particular, this release provides better support for local repositories. Local repositories are just folders containing package sources (currently

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