Introduction
Welcome
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What you should know
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How to use the exercise files
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Which version of Java do you want to learn?
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1. Exception Handling and Debugging
Syntax errors vs. exceptions
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Debug with IntelliJ IDEA
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Handle exceptions with try-catch
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Create multiple catch blocks
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Checked vs. unchecked exceptions
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2. Create Custom Classes
About encapsulation
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Use the Java runtime classes
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Wrap code in static methods
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Declare and use custom classes
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Organize code with packages
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Create and use instance methods
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Manage state with instance variables
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Declare multiple constructor methods
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Use static fields as constants
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Declare and use enum types
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Organize code with nested types
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3. Work with Inheritance
About inheritance and polymorphism
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Extend classes and override methods
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Cast objects as different types
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Create and implement interfaces
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Use abstract classes and methods
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4. Manage Data Collections
Store values in simple arrays
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Manage resizable arrays with List
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Manage key-value pairs with Map
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5. Use Java Packages and Libraries
Work with dates and times
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Copy files with readers and buffers
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Copy files with Path and Files classes
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Parse a JSON file
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Include packages with modules
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6. Prepare a Java Application for Deployment
Document code with Javadoc
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Package classes in JAR files
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Ex_Files_Java_EssT_APIs.zip
(922 KB)