1. Java Introduction
- 10 Key Features of Java›
- History of Java programming language›
- Exploring Java SE, EE, and ME Editions: Features and Differences›
Free Java Tutorial for Beginners — Lessons, Tests & Practice
Learn Java from scratch — free, structured, no registration.
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Course Description
Java Core Tutorial
Want to learn Java from scratch and land your first developer job? This free course covers everything from Java basics to OOP, collections, Lambda, Stream API and more. 110 structured lessons with video, practice tasks and tests at every step — no registration, no payment, just learning.
Course Details
Without registration- 👥2,100 Enrolled
- 🌐English
- ⏱~33 hours
- 📚142 lessons
- 🧠Questions
- 📝Tests
- 🎥Video
- ✅Practical Tasks
Modules
2. Run Your First Java App
- Step-by-Step Guide: How to Install and Set Up JDK in 2026›
- How to Write Your First Java Application›
- Command Prompt (CMD) Commands›
3. Java Syntax
- Java Language Lexicon: Whitespace, Identifiers, Keywords & Comments›
- Best Practices for Naming Java Identifiers: Classes, Methods, Constants & Packages›
- Primitive Types and Literals in Java›
4. Java Operations
- Learn Java Arithmetic Operators and Compound Assignment with Examples›
- Understanding Java Increment and Decrement Operators›
- Understanding Java Comparison Operators: Equal, Greater, Less and More›
5. Operators
- If and If-Else Statements in Java›
- Switch-Case Statement in Java›
- Java Loops Explained: while, do-while, for, for-each›
6. Arrays
- One-dimensional arrays›
- Multidimensional Arrays in Java›
- Length of Arrays›
7. OOP Basics
- Procedural vs Object-Oriented Programming›
- Object-Oriented Programming (OOP) Concepts in Java›
- Classes and Objects in Java›
8. static
- Static Variables in Java: Class vs Instance Variables›
- Static Methods in Java and the static Keyword›
- Static Block in Java: the Static Initialization Block Explained›
9. Object
- Object Class in Java and Its Methods›
- The equals() Method in Java: Comparing Objects and Overriding equals()›
- toString() Method in Java: Override and Examples›
10. Interfaces, enum
- Interfaces in Java: Definition, implements and Examples›
- Association, Aggregation and Composition in Java›
- Upcasting and Downcasting in Java: Casting Objects›
11. Wrappers
- Wrapper Classes in Java›
12. Lambda Expressions
- Lambda Expressions in Java›
- Functional Interface in Java›
- Functional Interface Predicate›
13. Stream API
- What is Stream API in Java›
- Java Stream API Methods: Terminal and Intermediate Operations›
- Java Collectors Class: Methods with Examples›
14. Sorting Algorithms
- Average Value of an Array in Java›
- Fibonacci Numbers in Java›
- Algorithm Complexity and Big O Notation›
15. Inner Classes and Exceptions
- Inner Classes in Java: Types and Examples›
- Java Try Catch Finally: Exception Handling with Examples›
16. Git & GitHub
- Version Control System (VCS): What It Is and How It Works›
- Git vs GitHub: Key Differences›
- Set Up Git and GitHub in IntelliJ IDEA and Clone a Repository›
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