985 search results for "RSTUDIO"

Making matrices with zeros and ones

August 30, 2012
By

So I was trying to figure out a fast way to make matrices with randomly allocated 0 or 1 in each cell of the matrix. I reached out on Twitter, and got many responses (thanks tweeps!). Here is the solution I came up with. See if you can tell why it...

Read more »

Plotting model fits

August 29, 2012
By
Plotting model fits

We all know that it is important to plot your data and explore the data visually to make sure you understand it. The same is true for your model fits. First, you want to make sure that the model is fitting...

Read more »

Generate simple HTML slides using deck.js and markdown

August 29, 2012
By

RStudio and knitr are an excellent conbination for generating dynamic reports. But in this blog, I will show you how to generate HTML-style presentaion using R only. OK, I confess that we still need something else: deck.js and markdown and R.utils. ...

Read more »

Addendum to yesterday’s post on custom CSS and R Markdown

August 27, 2012
By
Addendum to yesterday’s post on custom CSS and R Markdown

Updates from RStudio support: (1) “Thanks for reporting and I was able to reproduce this as well. I’ve filed a bug and we’ll take a look.” (2) Taking a further look, this is actually a bug in the Markdown package and we’ve asked the maintainer (Jeffrey Horner) to look into it. As juejung points out

Read more »

ggplot2 maps with insets

August 22, 2012
By
ggplot2 maps with insets

Here's a quick demo of creating a map with an inset within it using ggplot. The inset is achieved using the gridExtra package. Install libraries, set directory, read file setwd("/Users/ScottMac/Dropbox/CANPOLIN_networks_ms/data") # change ...

Read more »

Creating beautiful reports from R with knitr

August 21, 2012
By
Creating beautiful reports from R with knitr

People use the R language every day to create the elements of reports: tables, charts, analyses, and forecasts. But assembling all of that information into a print-ready document laid out with text can a hassle. You can cut-and-paste all of the elements into Word, but then what do you do when the data file gets updated at the last...

Read more »

Welcome Hadley, Winston, and Garrett!

August 20, 2012
By
Welcome Hadley, Winston, and Garrett!

RStudio’s mission from the beginning has been to create powerful tools that support the practices and techniques required for creating trustworthy, high quality analysis. For many years Hadley Wickham has been teaching and working on his own set of tools for R with many of the same core goals. We’ve been collaborating quite a bit

Read more »

Mid-August flotsam

August 20, 2012
By
Mid-August flotsam

Reached mid-semester point, with quite a few new lectures to prepare. Nothing extremely complicated but, as always, the tricky part is finding a way to make it meaningful and memorable. Sometimes, and this is one of those times, I sound … Continue reading →

Read more »

Why trust some supposed laws of statistical sampling and…

August 15, 2012
By

Why trust some supposed laws of statistical sampling and convergence when you can just test them yourself? If you have a computer with R installed (also recommended: Rstudio) then you can stop dithering about whether these n=1000 studies cited in the n...

Read more »

The Statistical Sleuth (second edition) in R

August 14, 2012
By
The Statistical Sleuth (second edition) in R

For those of you who teach, or are interested in seeing an illustrated series of analyses, there is a new compendium of files to help describe how to fit models for the extended case studies in the Second Edition of the Statistical Sleuth: A Course in...

Read more »