Decision Tree Algorithm, Explained by Nagesh Singh Chauhan via @kdnuggets

All you need to know about decision trees and how to build and optimize decision tree classifiers.

A very clear and easy to understand guide that you might want to share with any folks that need the detailed information in it.

Do Not Use “+” to Join Strings in Python by Christopher Tao via @TDataScience

A comparison of the approaches for joining strings in Python, using “+” and join() method.

This is very interesting and I love that it works through examples and doesn't just tell you to use the join() method.

Top 10 Magic Commands in Python to Boost your Productivity by Siddhesh Jadhav via @TDataScience

Implementation of important IPython magic commands in jupyter notebook.

Very useful and worth a bookmark or save in a file.