Monthly Archives: May 2012

NYC Meetup: What’s Next for R Markdown

May 24, 2012
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NYC Meetup: What’s Next for R Markdown

There’s been lots of excitement about the new R Markdown feature introduced as part of knitr 0.5 and RStudio 0.96. People see R Markdown as both a simpler way to do reproducible research and as a great way to publish to the web from R. Jeromy Anglim has a nice write up on getting started with

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Quick dprint Experiment

May 24, 2012
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Quick dprint Experiment

As a quick dprint experiment, I thought I would try to do a quarterly return table that might potentially fit in knitR Performance Report 3 (really with knitr) and dprint.  Although I do not think I will use it in the final report, I do think it i...

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RStudio v0.96.225 Update

May 24, 2012
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RStudio v0.96.225 Update

There’s an updated release of RStudio v0.96 available that includes some small enhancements and bugfixes, including: Comment/uncomment for Sweave and LaTeX Additional in-product documentation for R Markdown Offline support for MathJax previews More flexible handling of MathJax inline equations The release notes include a full list all of the changes. We’ve also published some additional documentation on

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Slides for R/Finance 2012

May 23, 2012
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Slides for R/Finance 2012

Another succeessful* year of R/Finance is behind us. It was certainly more: a larger crowd, a longer session, more seminars, more presentations, more sponsors – perhaps even to the point where we’ve reaching a certain capacity. What began as an interesting idea among a few friends has more than credible momentum – it’s now more

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If You are a R Developer, Then You Must Try SAP HANA for Free.

May 23, 2012
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This is a guest blog from Alvaro Tejada Galindo, my colleague and fellow R and SAP HANA enthusiast.  I am thankful to Alvaro for coming and posting on "AllThingsR". Are you an R developers? Have ever heard of SAP HANA? Would you like to test SAP HANA for free? SAP HANA is an In-Memory Database Technology allowing developers to analyze big data in real-time. Processes that...

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Forecasting the Eurozone Misery index

May 23, 2012
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Is Miss Stagflation coming to visit? The Misery index is the sum of inflation and unemployment rate. We would like them both to stay naturally low, and we are miserable when they are not. The index is currently floating in … Continue reading → Related posts: Live Rolling Correlation Plot Open source is amazing!...

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NYT charts the Facebook IPO with R

May 23, 2012
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NYT charts the Facebook IPO with R

In conjunction with Facebook's record-setting IPO last Thursday, the New York Times created an infographic to put the size of the offer in context with other recent IPOs. A detail of the graphic as it appeared in the print edition appears below: ChartsNThings gives a fascinating peek into the weeklong process that went into creating this chart, where about...

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Global Fires, the Amazon and Humans

May 23, 2012
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Global Fires, the Amazon and Humans

Fires are natural - most of the time (click on image for larger view). Natural Global Fires Many plants and animals have evolved to depend on fires periodically occurring in certain parts of the world. This phenomenon has been occurring for...

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knitR Performance Report 3 (really with knitr) and dprint

May 23, 2012
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knitR Performance Report 3 (really with knitr) and dprint

please see knitr Performance Report–Attempt 3, knitr Performance Report-Attempt 2 and knitr Performance Report-Attempt 1 alstated’s asked a very good question in his comment on knitr Performance Report–Attempt 3, and I’m not sure I could have a...

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R-NOLD 2012-05-23 05:48:00

May 23, 2012
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R-NOLD 2012-05-23 05:48:00

Mapping Global Earthquake using XML and MaptoolsEveryday the US Geological Survey (USGS) publish earthquake data (http://earthquake.usgs.gov/earthquakes/recenteqsww/Quakes/quakes_all.html) all over the globe. Using XML and maptool packages of R I d...

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