898 search results for "RSTUDIO"

BitCoin profits with the Sushi-Burger Shuffle

February 14, 2014
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BitCoin profits with the Sushi-Burger Shuffle

The BitCoin cryptocurrency has been much in the news of late. What, you don't have BitCoins? (Don't worry, neither do I.) Unless you have a supercomputer in your back yard and a cheap source of power, it's no longer really feasible to mine them yourself. But if you want some, several online exhanges will let you buy BitCoins for...

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Encrypt user’s password with md5 for you Shiny-app

February 14, 2014
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In a previous blog, I post a simple authentication method for Shiny-app, and received several comments mainly concerning that I should encrypt user password. I agree, user’s password can be intercepted when it was transferring. To secure users’ personal information, I think we should consider both server and client sides. Your server could be hacked and...

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Registration for the 2014 ‘R in Insurance’ conference has opened

February 13, 2014
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Registration for the 2014 ‘R in Insurance’ conference has opened

The registration for the second conference on R in Insurance on Monday 14 July 2014 at Cass Business School in London has opened. This one-day conference will focus again on applications in insurance and actuarial science that use R, the lingua franca for statistical computation. Topics covered may include actuarial statistics, capital modelling, pricing, reserving,...

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One More (Yet-another?) Olympic Medal Live-tracking Shiny App

February 12, 2014
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I’m posting this mostly to show how to: use the Google spreadsheet data-munging “hack” from the previous post in a Shiny context include it seamlessly into a web page, and run it locally without a great deal of wrangling The code for the app is in this gist. It is unsurprisingly just like some spiffy

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Revolution R Enterprise in the Amazon Cloud

February 12, 2014
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by Oliver Vagner, Cloud Solutions Lead Architect at Revolution Analytics Today, I am pleased to announce our new offering in the Amazon Web Services Big Data Marketplace – Revolution R Enterprise 7 for AWS. Of course, if you follow this blog, then you are quite familiar with Revolution R Enterprise (RRE) and what it brings to the table with...

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Who Touched My Shiny-app?

February 11, 2014
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When we created a Shiny-app, deployed it on a server and open it to public, we must have interesting of who visited our app, and if possible, where they from and what they have done. To achieve this, we need a user behavior tracking feature if we are not using the commercial version: Shiny-server pro. I wrote a JavaScript...

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Winter Olympic Medal Standings, presented by R

February 10, 2014
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Winter Olympic Medal Standings, presented by R

There's no shortage of web sites listing the current medal standings at Sochi, not least the official Winter Olympics Medal Tally. And here's the same tally, rendered with R: Click through to see a real-time version of the chart, created with RStudio's Shiny by Ramnath Vaidyanathan. (By the way, does anyone know if it's possible to embed a live...

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How dplyr replaced my most common R idioms

Having written a lot of R code over the last few years, I've developed a set of constructs for my most common tasks. Like an idiom in a natural language (e.g. "break a leg"), I automatically grasp their meaning without having to think about it. Because they allow me to become more and more productive »more

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rMaps released

February 10, 2014
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rMaps released

Ramnath Vaidyanathan just released his new R interactive package, rMaps (Vaidyanathan, 2014). The packages relies on the development version of his widely known rCharts package (Vaidyanathan, 2013) as well as javascript libraries...

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Sochi Olympic Medals

February 9, 2014
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Sochi Olympic Medals

For those who are addicted to R and haven’t the time to click the mouse on a web browser you too can still be informed about the results of the 2014 Sochi Winter Olympics. I was inspired by a SO … Continue reading →

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