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This online course teaches how to harden a Linux system, reduce its surface of vulnerability, and reduce the risk of a Linux system being hacked or compromised.

This online course gives an introduction to drone photography.

This online course teaches how to build native mobile apps for Android, iOS and Windows using C#.

This online course shows how to easily make candles.

This online course teaches more than 20 hands-on examples of analyzing large data sets with Apache Spark, on your desktop or on Hadoop.

This online course teaches the fundamentals of the Linux operating system and how to apply that knowledge in a practical and useful manner.

This online course explores programming in R and R Studio as well as key concepts of data analytics, data science, statistical analysis and GGPlot2.

This online course teaches web programming using Google’s Go (golang) programming language.

This online course teaches graphic design principles, typography, and color mastery using Illustrator, InDesign and Photoshop.

This online course shows how to build dynamic websites and web applications using JavaScript.

This online course teaches various methods to enliven presentation skills with proven techniques from the world of stand-up comedy.

This online course teaches how to turn business writing, blogs, books and essays into masterpieces.

This online course teaches how to use Reiki energy to help animals.

This online course teaches Ansible for configuration management and orchestration.

This online course teaches how to draw. The course shows how to create advanced art that will stand up as professional work. It includes more than 11 hours of video lectures and...

In this online course, a native Britsh speaker gives an introduction to English pronunciation. The course shows how to produce every English sound with a British accent.

This online course teaches HTML5, CSS3 and responsive design for beginners.The course includes more than 50 short video lessons on aspects such as HTML essentials, semantics and...

This online course teaches simple design theory for business or brands with Canva, a free online graphic design software.

This online course teaches Excel for beginners.

This online course teaches essential sales skills, sales strategies and sales techniques to sell just about anything. It includes topics such as preparation, understanding the...