Java Fundamentals

Complete Tutorial

Learn Java, the enterprise-grade programming language. Build robust, scalable applications.

Beginner Friendly

10 chapters

19 lessons

~8 hours

Start Learning

Progress

Completion0%

Completed

Remaining

Introduction to Java

1 lessons · ~ min

1.1

What is Java?

min

Variables and Data Types

1 lessons · ~ min

2.1

Primitive Types

min

Control Flow

2 lessons · ~ min

3.1

Conditionals

min

3.2

Loops

min

Methods

2 lessons · ~ min

4.1

Defining Methods

min

4.2

Method Overloading

min

Object-Oriented Programming

3 lessons · ~ min

5.1

Collections

2 lessons · ~ min

6.1

ArrayList and LinkedList

min

6.2

HashMap and HashSet

min

Exception Handling

2 lessons · ~ min

7.1

Checked & Unchecked Exceptions

min

7.2

try-with-resources & Custom Exceptions

min

Generics

2 lessons · ~ min

8.1

Generic Classes & Methods

min

8.2

Wildcards & Type Erasure

min

Modern Java

2 lessons · ~ min

9.1

Lambdas & Functional Interfaces

min

9.2

Stream API & Optional

min

File I/O

2 lessons · ~ min

10.1

java.nio.file API

min

10.2

Buffered I/O & try-with-resources

min

Tutorials

Java Fundamentals

Complete Tutorial

Learn Java, the enterprise-grade programming language. Build robust, scalable applications.

Beginner Friendly

10 chapters

19 lessons

~8 hours

Start Learning

Progress

Completion0%

Completed

Remaining

Introduction to Java

1 lessons · ~ min

1.1

What is Java?

min

Variables and Data Types

1 lessons · ~ min

2.1

Primitive Types

min

Control Flow

2 lessons · ~ min

3.1

Conditionals

min

3.2

Loops

min

Methods

2 lessons · ~ min

4.1

Defining Methods

min

4.2

Method Overloading

min

Object-Oriented Programming

3 lessons · ~ min

5.1

Classes and Objects

min

5.2

Inheritance

min

5.3

Interfaces and Abstract Classes

min

Collections

2 lessons · ~ min

6.1

ArrayList and LinkedList

min

6.2

HashMap and HashSet

min

Exception Handling

2 lessons · ~ min

7.1

Checked & Unchecked Exceptions

min

7.2

try-with-resources & Custom Exceptions

min

Generics

2 lessons · ~ min

8.1

Generic Classes & Methods

min

8.2

Wildcards & Type Erasure

min

Modern Java

2 lessons · ~ min

9.1

Lambdas & Functional Interfaces

min

9.2

Stream API & Optional

min

File I/O

2 lessons · ~ min

10.1

java.nio.file API

min

10.2

Buffered I/O & try-with-resources

min

Java Fundamentals

Progress

Contents

Introduction to Java

What is Java?

Variables and Data Types

Primitive Types

Control Flow

Conditionals

Loops

Methods

Defining Methods

Method Overloading

Object-Oriented Programming

Classes and Objects

Inheritance

Interfaces and Abstract Classes

Collections

ArrayList and LinkedList

HashMap and HashSet

Exception Handling

Checked & Unchecked Exceptions

try-with-resources & Custom Exceptions

Generics

Generic Classes & Methods

Wildcards & Type Erasure

Modern Java

Lambdas & Functional Interfaces

Stream API & Optional

File I/O

java.nio.file API

Buffered I/O & try-with-resources

Java Fundamentals

Progress

Contents

Introduction to Java

What is Java?

Variables and Data Types

Primitive Types

Control Flow

Conditionals

Loops

Methods

Defining Methods

Method Overloading

Object-Oriented Programming

Classes and Objects

Inheritance

Interfaces and Abstract Classes

Collections

ArrayList and LinkedList

HashMap and HashSet

Exception Handling

Checked & Unchecked Exceptions

try-with-resources & Custom Exceptions

Generics

Generic Classes & Methods

Wildcards & Type Erasure

Modern Java

Lambdas & Functional Interfaces

Stream API & Optional

File I/O

java.nio.file API

Buffered I/O & try-with-resources