Photoshop CC 2014 tutorial showing how to replace a burnt-out sky in a photo with a beautiful blue sky and feathery, white clouds.

This trick is a classic of magic - passing a coin through the table. It is the perfect trick to do in the pub or bar since you will always have a coin, a napkin and a glass at your disposal.

SQL is used across the machine learning pipeline, and is a fundamental skill for data scientists to master. This module will focus on the technical skills needed for working with SQL, including ...

Analyzed user behavior, engagement, and content trends using SQL. Identified loyal/inactive users, contest winners, popular hashtags, and signup patterns. Applied joins, aggregations, and window fu ...