Inspired by the post at http://giventhedata.blogspot.tw/2013/02/my-r-package-development-cheat-sheet.html. I have decided to publish my cheat script for package development as well.

Building package used to be a nightmare, filling in all those Rdfiles manually can cause some serious brain...

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Mango Solutions is pleased to confirm details of two forthcoming  R User Group Meetings:  BaselR Date:                                     21st Feb 2013 Venue:                                 transBARent, Viaduktsrasse 3, CH 4051 Basel, Switzerland Time:                                     6.30 pm – 9.30pm Presentations:                  Kinetic evaluations of environmental metabolism data for the agrochemical industry using R – Johannes Ranke                   Estimating Switzerland’s quarterly GDP in R-...

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If you're in San Francisco for this week's DeveloperWeek conference, our own Joe Rickert will also giving a presentation on Wednesday at 2:10PM on Predictive Modeling with Big Data in R which will feature several demos of data mining massive data sets using the Revolution R Enterprise. Incidentally, the whole team Revolution Analytics was proud to receive the Top...

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Despite the fact that box plot is used almost every where and taught at undergraduate statistic classes, I recently had to re-learn the box plot in order to know how to label the outliers.

This stackoverflow post was where I found how...

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The explosion in the availability of text has opened new opportunities to exploit text as data for research. As Justin Grimmer and Brandon Stewart discuss in the above paper, there are a number of approaches to reducing human text to … Continue reading →

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After 8 years of using R, today I finally become a contributor to the community and released my first package, FAOSTAT.