This Python for Finance tutorial introduces you to financial analyses, algorithmic trading, and backtesting with Zipline & Quantopian.

Wondering whether you should use R or Python for your next data analysis post? Check our infographic "Data Science Wars: R vs Python".

R Tutorial on Reading and Importing Excel Files into R. Understand how to read and import spreadsheet files using basic R and packages.

This small tutorial is meant to introduce you to the basics of machine learning in R: it will show you how to use R to work with KNN.

Short tutorial on scraping Javascript generated data with R using PhantomJS.

Learn how to make a histogram with ggvis. Go from the very basics to creating interactive graphs with shiny to display distributions.

Learn how to make a histogram with ggplot2 in R. Make histograms in R based on the grammar of graphics.

Tutorial for new R users whom need an accessible and easy-to-understand resource on how to create their own histogram with basic R.

Data Science has its own language. This is a great list of often-heard data science terminology and quotes by Datacamp.

The free data.table R tutorial explains the basics and syntax of the data.table package for R. Master the data.table syntax now.