The best Java tutorial for beginners. Learn Java from the ground up with this comprehensive tutorial.
This Java tutorial is perfect for beginners who want to learn Java from scratch. It covers everything from the basics of syntax to more advanced topics like object-oriented programming and other important topics to know to become a good Java developer.
This Java tutorial is well-organized and easy to follow, with clear explanations and examples.
Whether you’re a student, a software developer, or just someone who’s interested in learning Java, this tutorial is for you.
If you are looking for Java questions or Java interview questions you can see the FAQs section of each topic and refresh your knowledge.
Any confusion? Read our FAQs below.
Download Java and start learning it today to master with the help of this Java tutorial.
Table of Contents
Introduction to Java
- What is Java
- History of Java
- Install and Setup Java Development Environment
- Print Hello World in Java
- Java Virtual Machine (JVM)
- Difference Between JDK, JRE, and JVM
- What is Bytecode in Java?
- Difference between Procedure and Object-oriented Programing Language
- Compiling and running a Java program
Tokens, Expressions and Control Structures
- Primitives data types
- Integers
- Floating-Point types
- Characters
- Booleans
- User-Defined data types
- Declarations
- Constants
- Identifier
- Literals
- Type conversion and casting
- Variables
- Default variable Initializations
- Command line Arguments
- Arrays of primitive data types
- Comment syntax
- Garbage collection
- Expressions
- Using operators
- Arithmetic Operator
- Bitwise and Shift Operator
- Comparison or Relational Operator
- Logical Operator
- Assignment Operator
- Conditional or Ternary Operator
- Increment and Decrement Operator
- Control Statements
- Branching: If, Switch
- Looping: While, Do-while, For
- Jumping statement: Break, Continue and Return
Object Oriented Programming Concepts
- Class and Object
- Creating class instances
- Adding methods to a class
- Calling Functions/Methods
- Abstractions
- Encapsulation
- Using the ‘this’ keyword
- Constructors
- Default constructor
- Parameterized constructor
- Passing by value
- Pass by reference
- Access control or Access Modifier
- Polymorphism
- Method overloading
- Method overriding
- Recursion
- Nested and inner classes
Inheritance and Packaging
- Inheritance
- Using the ‘extends’ keyword
- Subclass and superclasses
- ‘super’ keyword
- Overriding method
- Dynamic method dispatch
- Object class
- Abstract class
- Final class
- Final keyword
- Package in Java
- Interface
Handling Error/ Exceptions
- What is an Exceptions
- Keywords to handle an exception
- 5 Tips for Handling Common Java Errors
- User-defined Exceptions
- Handling Exceptions
- Throwing and re-throwing
- Finally block
Handling String
Threads
- Thread in Java
- Creating a thread in Java
- Life cycle thread in Java
- Thread Priority
- Synchronization
- Inter-Thread Communication
- Deadlock
I/O and Streams
- Java.io package
- Files and directories
- Byte Streams
- Character streams
- Reading/Writing Console Input/Output
- The Serializable Interface
- Serialization and Deserialization
Understanding Core Packages
- Using java.lang package
- java.lang.Math
- Wrapper classes and associated methods
- Number
- Double
- Float
- Integer
- Byte
- Short
- Long
- Character
- Boolean
- java.util package
- Vector
- Stack
- Dictionary
- Hashtable
- Enumerations or enum
- Random number generation
Holding Collection of Data
- Array
- Map interface
- List interface
- Set interface
- Collection interface
- Collections class
- ArrayList
- LinkedList
- HashSet
- TreeSet
- Comparator
Java Applications (GUI/Swing)
- What is AWT?
- Swing tutorial
- About JFrame
- Swing components
- JLabel
- JTextField
- JPasswordField
- JButton
- Event Handling in Swing Applications
- FlowLayout
- BorderLayout
- GridLayout
- JPanel
- JCheckBox
- JRadioButton
- Border components
- JComboBox and its events
- JList and its events with MVC patterns
- Mouse event
- Key Event
- Menus
- JTextArea
- Using Colors in Swing
- Using Fonts
- Display Icons and Images
- Dialog boxes in swing
- JTable for Displaying data in tabular form
- MDI using JDesktop pane & JInternal Frame
- Adapter classes
Database Programming using JDBC
- What is JDBC?
- Uses of JDBC in Java
- JDBC Driver Types
- How To Connect MySQL Database Using Java?
- Working With JDBC Statement
- ResultSet in JDBC
- Updatable ResultSet
- Scrollable ResultSet
- Difference between PreparedStatement and CallableStatement
- RowSet in JDBC
- CachedRowSet Example
Java Bean
- What is Java Bean?
- Advantages and Disadvantages of Java Bean.
- Java Bean API
- Introspection in Java Bean
- Java Bean Properties
- Bound and Constrained Properties
- BeanInfo Interface
- Customizers in Java Bean
- Java Beans Persistence
- BeanDescriptor in Java
Server Side Programming
FAQs
Why should I follow this Java tutorial?
This Java tutorial is designed to provide a comprehensive and beginner-friendly introduction to Java programming. Whether you’re a complete beginner or transitioning from another language, this tutorial will help you build a strong foundation in Java, a widely-used and versatile programming language.
What are the prerequisites for following this tutorial?
There are no strict prerequisites to start this tutorial. Basic computer literacy is sufficient. We’ll guide you from the very basics of Java programming, making it accessible to everyone.
How will this tutorial benefit me as a programmer?
By following this tutorial, you will:
* Gain a solid understanding of Java fundamentals.
* Learn object-oriented programming principles.
* Acquire practical coding skills through hands-on examples.
* Be well-prepared for your interview or exams.
Is this tutorial suitable for experienced programmers?
While this tutorial is beginner-friendly, it covers intermediate and advanced topics as well. Experienced programmers can use it to refresh their Java knowledge or dive deeper into specific concepts.
Can I ask questions or seek help while following the tutorial?
Absolutely! We encourage you to ask questions in the comments section of each tutorial post. Our community and instructors will be there to assist you and provide clarifications.
Is this tutorial free of charge?
Yes, this Java tutorial is entirely free. We believe in making programming education accessible to everyone.