1201 search results for "tutorial"

nice ggplot intro tutorial. Just run the commands, about 6 pages…

November 22, 2012
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nice ggplot intro tutorial. Just run the commands, about 6 pages = flexible 1-3 hours of learning, depending how much reading you want to pair it with by Ramon Saccilotto

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R User Conference in Spain: Call for Tutorials

November 20, 2012
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I'm really looking forward to useR! 2013 (the international conference for R users), and not just because it's being held in Spain next year (July 10-12). The program is already coming together, with a great lineup of invited speakers, including R-core member Duncan Murdoch and prolific package authoR Hadley Wickham. You too can be part of the program, by...

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rfigshare tutorial

November 6, 2012
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Recently we at rOpenSci released our rfigshare package up on cran (or you can check out the most up to date version on github. So what’s so great about being able to create figshare articles through R? For some time now I’ve been advocating the use of a workflow that involves documents written in R...

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GGtutorial: Day 5 – Gradient Colors and Brewer Palettes

November 2, 2012
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GGtutorial: Day 5 – Gradient Colors and Brewer Palettes

So, continuing with the short tutorials on how to do relatively simple (but sometimes very frustrating things) in ggplot, today’s post looks at how to use gradient colors and Brewer colors to color either continuous or discrete dependent variab...

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RAppArmor video tutorials: security in R!

November 2, 2012
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Security and R One of the more challenging aspects of OpenCPU is security in R (or lack thereof). This is actually one of the reasons OpenCPU runs on Linux only at this point; other operating systems simply lack superpowers to implement open computing. (Maybe one exception is BSD, for which I lack superpowers). Security is ...

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GGtutorial: Day 4 – More Colors

November 1, 2012
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GGtutorial: Day 4 – More Colors

So far we’ve covered Melting and Casting data using the reshape() package and today we’re going to look at different ways of coloring and selecting palettes for plots. For these plots, we’re going to use the built in diamonds data...

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GGtutorial: Day 3 – Introduction to Colors

October 31, 2012
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GGtutorial: Day 3 – Introduction to Colors

So, where does ggplot get its colors? If you’ve ever asked ggplot to color on the basis of a factor, you might have beeen surprised by the default color choices.  The fact is, ggplot colors factors on the basis of finding evenly spaced colors a...

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Making a hive plot of HIV transmission network — tutorial

October 4, 2012
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Making a hive plot of HIV transmission network — tutorial

Hiveplots are the über-cool graph visualization created by the prolific Martin Krzywinski and ported to R by the equally talented Bryan Hanson. Martin has created a network visualization tool which displays the underlying structure of a network and ends the … Continue reading →

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I’ve peeped a number of object-oriented R tutorials. This…

October 4, 2012
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I’ve peeped a number of object-oriented R tutorials. This is the first one I could make it through. Easy and pleasant to read.

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Oracle R Enterprise Tutorial Series on Oracle Learning Library

October 2, 2012
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Oracle Server Technologies Curriculum has just released the Oracle R Enterprise Tutorial Series, which is publicly available on Oracle Learning Library (OLL). This 8 part interactive lecture series with review sessions covers Oracle R Enterprise ...

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