Java Tutorial
A popular language that can be used for software development, mobile apps, and more.
List of Lessons to Learn Java
This is a list of Java lessons where you can start learning immediately without environment setup.
Study
Java I
Estimated 1h45m
0%
Welcome to Java, one of the most popular programming languages. We'll learn the very basics of Java in this lesson.
What You Can Learn in This Lesson
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1. Getting started with Java
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Getting Started
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Strings
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Integers
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Calculations
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String Concatenation
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2. Variables
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Variables
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Using Variables
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Updating Variables
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Updating Variables (2)
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Updating Variables (3)
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Roles of Variables
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Doubles
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3. Type Conversion
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Implicit Type Conversion
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Explicit Type Conversion
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4. The Final Project
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The Final Project
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Study
Java II
Estimated 2h30m
0%
In this lesson, you'll learn how to build logics using control flow and iterations. Let's master the basics of Java!
What You Can Learn in This Lesson
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1. Booleans and Conditions
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Booleans and Comparison Operators
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Comparison Operators (2)
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Logical Operators
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2. Control Flow
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if Statements
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else, else if
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switch Statements
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switch Statements (2)
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3. Loops
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while Loops
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for Loops
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break & continue
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4. Arrays
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Using Arrays
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Updating the Elements of Arrays
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Arrays and Loops
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Enhanced for Loops
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5. The Final Project
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The Final Project
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Study
Java III
Estimated 2h40m
0%
The main topics for this lesson are methods and classes. You'll learn how to divide a program into smaller parts, which is an essential concept of programming.
What You Can Learn in This Lesson
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1. Method
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Using Methods
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Method Definitions
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Using Arguments
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Multiple Arguments
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2. Method (2)
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Method Return Values
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Method Overloading
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Combining Methods
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Boolean Return Values
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3. The Basics of Classes
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Using Classes
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Class Definitions
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Using Libraries
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Receiving Input
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Receiving Input (2)
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Dojo
Java I
Estimated 2h15m
0%
This lesson gives you a chance to combine and apply the fundamental concepts covered in the first three Java study lessons to create an improve...
What You Can Learn in This Lesson
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1. Mastering Java Basics
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Overview
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String Output
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Handling Input
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String Concatenation
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Conditional Statements
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Organizing in Methods
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Calculating BMI
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Logic Operators
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Loops
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Finding Max Age
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Finding Average Age
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Study
Java IV
Estimated 3h30m
0%
In this lesson, you will learn Object-Oriented Programming (OOP). This is one the most important concepts in programming! By learning the basics of OOP, you will take a big step ...
What You Can Learn in This Lesson
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1. What is Object-Oriented Programming?
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Object-Oriented Programming
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Classes and Instances
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2. Fundamentals of OOP
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Class Definition and Instantiation
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Instance Methods
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Instance Fields
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this
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Constructors
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Constructors (2)
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3. Introduce Yourself with Java
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Overview
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Fields and Constructors
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Instance Methods
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Instance Methods (2)
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Class Fields
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Class Methods
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Constructor Overloading
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Calling Constructors
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Rewriting the fullName Method
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4. Encapsulation
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Information Hiding
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Getter
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Setter
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5. Final Project
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Adding a Job
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Dojo
Java II
Estimated 2h30m
0%
This is a Dojo lesson to strengthen your understanding of the Object-Oriented Programming fundamentals covered in Java study IV. With only a few hints, this is your chance to try to...
What You Can Learn in This Lesson
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1. Overview
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Getting Started
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2. Making a Bicycle
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Bicycle Class
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Adding Color
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Measuring Distance
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Making a Bicycle Move
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Taking Distance Input
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3. Making a Car
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Car Class
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Fuel Gauge
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Making a Car Move
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Refueling
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Study
Java V
Estimated 2h25m
0%
Finally, you've reached the last Java study course! Here you'll learn about Inheritance, an important concept in Object-Oriented Programming. Inheritance is required knowledge for g...
What You Can Learn in This Lesson
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1. Overview
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Getting Started
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2. Class Inheritance
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Class Inheritance
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Superclass Methods
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Customizing Subclasses
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Method Overriding
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super
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3. More About Class Inheritance
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Constructor and super()
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protected
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Abstract Methods and Classes
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4. Associating Vehicle and Person
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Class Type Fields
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The buy Method
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Polymorphism
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