626 search results for "knitr"

Making Faceted Heatmaps with ggplot2

February 14, 2016
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Making Faceted Heatmaps with ggplot2

We were doing some exploratory data analysis on some attacker data at work and one of the things I was interested is what were “working hours” by country. Now, I don’t put a great deal of faith in the precision of geolocated IP addresses since every geolocation database that exists thinks I live in Vermont

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Using SVG graphics in blog posts

February 9, 2016
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Using SVG graphics in blog posts

My traditional work flow for embedding R graphics into a blog post has been via a PNG files that I upload online. However, when I created a 'simple' graphic with only basic curves and triangles for a recent post, I noticed that the PNG output didn't look as crisp as I expected it to be. So, eventually I...

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Advanced R programming topics course in Leuven

Last call for registration of the course on Advanced R programming topics. Next week on February 17/18, the yearly R course on Advanced R programming topics in Leuven (Belgium) is scheduled. Registration can be done at https://lstat.kuleuven.be/training/coursedescriptions/AdvancedprogramminginR.html. The course is rewritten based on 3 years of extensive customer feedback and because of the tremendous evolution R has encountered in...

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My favorite tools for helping future me

My favorite tools for helping future me

Reproducible research is a topic that people like to talk about these days. Thinking about reproducible research and learning the important tools is what improved my work more than anything. Not in a sense that my results got better. More in a sense that my feeling about the work got better and my analyses got easier to understand for future...

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Alternate R Markdown Templates

February 4, 2016
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The knitr/R markdown system is a great way to organize reports and analyses. However, the built-in ones (that come with RStudio/the rmarkdown package) rely on Bootstrap and also use jQuery. There’s nothing wrong with that, but the generated standalone HTML documents (which are a great way to distribute reports) don’t really need all that cruft

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Using Microsoft R Open with RStudio

February 4, 2016
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Using Microsoft R Open with RStudio

by Joseph Rickert A frequent question that we get here at Microsoft about MRO (Microsoft R Open) is: can be used with RStudio? The short answer is absolutely yes! In fact, more than just being compatible, MRO is the perfect complement for the RStudio environment. MRO is a downstream distribution of open source R that supports multiple operating systems...

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Commonmark: Super Fast Markdown Rendering in R

February 2, 2016
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Commonmark: Super Fast Markdown Rendering in R

A few months ago I first announced the commonmark R package. Since then there have been a few more releases… time for an update! What is CommonMark? Markdown is used in many places these days, however the original spec actually leaves some ambiguity which makes it difficult to optimize and leads to inconsistencies...

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R Tagosphere!

January 31, 2016
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R Tagosphere!

This post explores the inter-relationships of StackOverflow Tags for R-related questions. So I grabbed all the questions tagged with “r”, took the other tags in each question and made some network charts that show how often each tag is seen with the other tags. The point is to see the empirical relationships …

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R trends in 2015 (based on cranlogs)

January 20, 2016
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It is always fun to look back and reflect on the past year. Inspired by Christoph Safferling's post on top packages from published in 2015, I decided to have my own go at the top R trends of 2015. Contrary to Safferling's post I'll try to also (1) look at packages from previous years that hit the big...

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Formatting table output in R

January 19, 2016
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Formatting table output in R

Formatting data for output in a table can be a bit of a pain in R. The package formattable by Kun Ren and Kenton Russell provides some intuitive functions to create good looking tables for the R console or HTML quickly. The package home page demonstrates the functions with illustrative examples nicely.There are a few points I...

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