1503 search results for "tutorial"

Slides of 10+ excellent tutorials at KDD 2015: Spark, graph mining and many more

August 17, 2015
By
Slides of 10+ excellent tutorials at KDD 2015: Spark, graph mining and many more

by Yanchang Zhao RDataMining.com I attended the KDD 2015 conference in Sydney last week. At the conference, there were more than 10 tutorials and I went to two of them, which are 1) Graph-Based User Behavior Modeling: From Prediction to … Continue reading →

Read more »

Tutorial Recap: Make a Census Explorer with Shiny

August 6, 2015
By
Tutorial Recap: Make a Census Explorer with Shiny

On July 28 I had the pleasure of leading a tutorial titled Make a Census Explorer with Shiny! at the San Francisco R-ladies Meetup. A big thank you to Gabriela de Queiroz for organizing the event, Sharethrough for hosting it, and all the participants for attending. If you are interested in seeing the slides, you The post

Read more »

R tutorial on the Apply family of functions

July 28, 2015
By
R tutorial on the Apply family of functions

Introduction In our previous tutorial Loops in R: Usage and Alternatives , we discussed one of the most important constructs in programming: the loop.  Eventually we deprecated the usage of loops in R in favor of vectorized functions. In this post we highlight some of the most used vectorized functions: the apply functions. In the present post we show the use The post

Read more »

A Tutorial on Loops in R – Usage and Alternatives

July 21, 2015
By
A Tutorial on Loops in R – Usage and Alternatives

Introduction In this easy-to-follow R tutorial on loops we will examine the constructs available in R for looping, and how to make use of R’s vectorization feature to perform your looping tasks more efficiently. We will present a few looping examples; then criticize and deprecate these in favor of the most popular vectorized alternatives (amongst The post

Read more »

This R Data Import Tutorial Is Everything You Need

July 21, 2015
By
This R Data Import Tutorial Is Everything You Need

You might find that loading data into R can be quite frustrating. Almost every single type of file that you want to get into R seems to require its own function, and even then you might get lost in the functions’ arguments. In short, it can be fairly easy to mix up things from time to The post

Read more »

New version of assertive and answers to tutorial exercises

July 16, 2015
By
New version of assertive and answers to tutorial exercises

I gave a tutorial at useR on testing R code, which turned out to be a great way of getting feedback on my code! Based on the suggestions by attendees, I’ve made a big update to the package, which is now on CRAN. Full details of the new features can be access in the ?changes

Read more »

New Tutorial: Make a Census Explorer!

July 9, 2015
By
New Tutorial: Make a Census Explorer!

Today I am happy to announce a new tutorial I am running titled Make a Census Explorer with Shiny! It is free and will be held July 28 in San Francisco. In the tutorial we will combine R’s Shiny framework for web development with the census-mapping choroplethr package to create a browser-based census explorer. You can see the final app here. Here The post

Read more »

A Tutorial on Writing Simulation Apps in Shiny

July 3, 2015
By

I stand in awe of the R wizards who post their latest and greatest Shiny feats on R-Bloggers. It’s taken me a while to find my way around Shiny, but at last I feel ready to fill in a few gaps for others who may be just starting out and who aspire to write reasonably involved,...

Read more »

News from UseR!2015 – the RHadoop tutorial

July 1, 2015
By
News from UseR!2015 – the RHadoop tutorial

by Andrie de Vries Today is the first day of UseR!2015 conference in Aalborg in Northern Denmark. But yesterday was a day packed with 16 tutorials on a range of interesting topics. I submitted a proposal many months ago to run a session on using R in Hadoop and was very happy to selected to run a session in...

Read more »

Useful tutorials

June 30, 2015
By

There are some tools that I use regularly, and I would like my research students and post-docs to learn them too. Here are some great online tutorials that might help. ggplot tutorial from Winston Chang Writing an R package from Karl Broman Rmarkdown from RStudio Shiny from RStudio git/github guide from Karl Broman minimal make tutorial from Karl

Read more »