Java 11+ Essential Training

Learn the fundamentals of Java Standard Edition (SE) 11 and more recent releases, so you can build your first application or start exploring the language on your own.

Introduction

• What kind of software can you create?
• What you need to know
• Tour of CoderPad

1. What Is Java?

• Explore the history of Java
• Principles and components of Java
• Explore basic Java syntax
• Memory management and garbage collection
• Choose a development environment

2. Get Started with Java

• Install the JDK on Windows
• Install the JDK on macOS
• Install and configure IntelliJ IDEA
• Test simple Java code in JShell
• Compile Java code to bytecode
• Pass arguments to a console application
• Use the Java API documentation

3. Declare and Manage Variables

• Work with primitive variables
• Declare and modify primitive values
• Declare and initialize object variables
• Manage currency values with BigDecimal
• Convert values between numeric types
• Math operators and the Math class
• Manage true and false Boolean values
• Manage character values as primitives
• More about Java operators

4. Manage String Values

• Declare and initialize string values
• Build a string from multiple values
• Clone the exercise files from GitHub
• Convert primitive values to strings
• Format numeric values as strings
• Interpolate strings with placeholders
• Compare string values
• Parse string values
• Get string values from user input

5. Manage Program Flow

• Evaluate conditions with if-else
• Evaluate conditions with switch-case
• Create looping code blocks
• Create reusable code with methods
• Create overloaded methods
• Pass arguments by reference vs. value

6. Debugging and Exception Handling

• Debug with IntelliJ IDEA
• Handle exceptions with try/catch
• Create multiple catch blocks
• Close objects with try-with-resources

7. Create Custom Classes

• Declare and use custom classes
• Organize code with packages
• Create instance fields and methods
• Declare multiple constructor methods
• Use static fields as constants
• Declare and use Enum types

8. Work with Inheritance

• About inheritance
• Extend classes and override methods
• Use objects as their super types

9. Manage Data Collections

• Store values in simple arrays
• Manage resizable arrays with Lists
• Manage key-value pairs with Maps

Conclusion

• Next steps