898 search results for "Rstudio"

NHS Winter Situation Reports: Shiny Viewer v2

December 18, 2012
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NHS Winter Situation Reports: Shiny Viewer v2

Having got my NHS Winter sitrep data scraper into shape (I think!), and dabbled with a quick Shiny demo using the R/Shiny library, I thought I’d tidy it up a little over the weekend and long the way learn a few new presentation tricks. To quickly recap the data availability, the NHS publish a weekly

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From d3 to pdf (hopefully knitr) with R Shiny

December 17, 2012
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From d3 to pdf (hopefully knitr) with R Shiny

Although I think I like the d3, R, and Shiny team the best, I could definitely envision a big need for multi-page pdf reports created with R, knitr, and latex delivered to the browser with Shiny.  Shiny helpfully provides pre-built functionality t...

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Video: SQL queries in R using sqldf package

December 17, 2012
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This video covers how to run SQL queries using the ‘sqldf’ package within R. This sqldf tutorial was part of a Keystone Solutions podcast discussion about data science and what skills beginning analysts should be learning to improve their skill set. The example files from this tutorial can be downloaded from this link: Example Data Video: SQL...

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Live Correlation plot, shiny improvement.

December 16, 2012
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Open CPU is a great project. Few months back, I wrote a function for plotting a moving window of the market average correlation. Jeroen C.L. Ooms was nice enough to upload it to their server. Something is now changed. Quotes … Continue reading →

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Building R packages: missing path to pdflatex

December 15, 2012
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Building R packages: missing path to pdflatex

Recently whiling trying to build an R package for generalized estimating equation model selection (QICpack on github), I was getting an error related to latex creating the PDF package manuals. It seems like this is a relatively common problem on … Continue reading →

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d3, Shiny, and R Reporting Performance

December 14, 2012
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d3, Shiny, and R Reporting Performance

I thought it would be interesting to offer a little different example of how we can use d3, R, and Rstudio Shiny.  This time we will offer a simple example to report portfolio or index performance.  Just as a test of my progress, I also threw...

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When R, or any other language, is not enough

December 14, 2012
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When R, or any other language, is not enough

This post is tangential to R, although R has a fair share of the issues I mention here, which include research reproducibility, open source, paying for software, multiple languages, salt and pepper. There is an increasing interest in the reproducibility … Continue reading →

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Shiny, R, d3 Adaptation of Mike Bostock’s Calendar

December 13, 2012
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Shiny, R, d3 Adaptation of Mike Bostock’s Calendar

The idea with all the posts http://timelyportfolio.blogspot.com/search/label/shiny was to learn both d3 and shiny by iterating through multiple experiments.  This example adaptation was my quickest yet at about 30 minutes.  Mike Bostock had d...

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more d3 with shiny and R (CPI from bls.gov)

December 12, 2012
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more d3 with shiny and R (CPI from bls.gov)

Extending the marginal success achieved in d3 Showreel Combined with R and Shiny  d3 and r interacting through shiny I have converted http://bl.ocks.org/3891711 to use data supplied by an R load of http://bls.gov CPI data through Rstudio's Shin...

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In case you missed it: November 2012 Roundup

December 12, 2012
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In case you missed them, here are some articles from November of particular interest to R users. In the webinar "Real-Time Predictive Analytics with Big Data", I showed how R fits into a real-time production system. R package developer Yihui Xie shares his favorite software and hardware in an interview with The Setup. Hadley Wickham created a handy tutorial...

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