Extract Variable Refactorings in IntelliJ IDEA

In this screencast, we look at how IntelliJ IDEA can help you to refactor your code safely, with extract variable refactorings. You'll see: - Introducing variable for improved readability - Reducing duplicate sub expressions - Extract variable from field initializer (new in IntelliJ IDEA - Simplifying expressions with ternary operator (new in IntelliJ IDEA - Precautions while refactoring your code