Java Tutorial | Learn Java Programming with Examples

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This is a complete in-depth core Java Tutorial for beginners. This core Java Tutorial contains the links of all the tutorials in a systematic order starting from the beginner’s level to the advanced topics. 

The source code examples from this up-to-date tutorial are developed using JDK 8 or later and are well-tested in our local development environment. This tutorial contains more than 300 + articles with source code examples.

Latest Java Articles

Is Java Pass-by-Value or Pass-by-Reference?

Why Java Does Not Support Copy Constructor

Why Java Does Not Support Operator Overloading

Why Java Does Not Support Pointers

Why Java Does Not Support Multiple Inheritance

Why is Java Called Portable?

Why is Java Architecture Neutral?

Why is Java Robust?

Why is Java Secure?

Is Java Open Source?

Is Java Easy to Learn?

Is Java Case Sensitive?

Is Java Pure Object-Oriented?

Is Java Compiled or Interpreted?

What is JIT?

What is JVM?

What Are the Top Java Features?

Is Java Platform Independent?

How to Use var in Lambda Expressions in Java

How to Create a Reactive Stream in Java

Java Text Blocks

How to Get the Last Record in Spring Data JPA

Convert String into List of Characters in Java

Convert String into List of Characters in Python

How to Find the Last Iteration of for Loop in Java

Difference Between Entity and DTO in Java

Deserializing JSON to Java Records

Converting a Byte Array to a Char Array in Java

Convert Positive Integer to Negative in Java

Convert Long to LocalDateTime in Java

Sorting LinkedHashMap by Keys in Java

Sorting LinkedHashMap by Values in Java

Retrieving the First Non-Null Value in Java

String isEmpty() vs isBlank() in Java

Parsing XML to HashMap in Java

Convert Timestamp to Long in Java

Convert Timestamp to LocalDateTime in Java

Iterating Over String Characters in Java

YouTube Video - JDK, JRE and JVM

Java programs for beginners at https://www.javaguides.net/p/java-programs-for-beginners.html

Getting Started

1. Java Programming Language - Getting Started
2. Java JVM, JRE and JDK Explained with Diagrams
3. Java Buzzwords or Features of Java
4. Java First Hello World Program

Java Language Basics

1. Variables in Java
2. Java main() Method
3. Java Access Modifiers
4. Arithmetic Operators
5. Bitwise Operators
6. Equality, Relational, and Conditional Operators
7. Primitive Data Types in Java
8. Java if Statement
9. Java Switch Case Statement
10. Java for Loop
11. Java while Loop
12. Java do while Loop
13. Java continue Statement
14. Java break Statement

Java Array Tutorial

1. Java Array Basics Guide
2. Two Dimensional Array in Java
3. Copying Arrays in Java
4. Convert Array to ArrayList
5. Convert ArrayList to Array
6. java.util.Arrays Class API Guide

Java Object-Oriented Programming

1. What Is Object in Java with Programming Examples
2. What is Class in Java with Programming Examples
3. What are All the Different Ways to Create an Object in Java?
4. java.lang.Object Class methods with Examples
5. Java Interface
6. Java Abstract Class
7. Abstraction in Java with Example
8. Encapsulation in Java with Example
9. Inheritance in Java with Example
10. Polymorphism in Java with Example
11. Composition in Java with Example
12. Aggregation in Java with Example
13. Association in Java with Example
14. Cohesion in Java with Example
15. Coupling in Java with Example
16. Delegation in Java with Example
17. Oops Concepts in Java
18. How to Make Immutable Class in Java
19. Packages in Java with Examples
20. Overloading Constructors in Java with Examples
21. Method Overloading in Java with Examples
22. Nested Classes in Java

Learn more about Object Oriented Design on Java Oops Tutorial

Wrapper Classes Tutorial

1. Wrapper Classes in Java
2. Autoboxing and Unboxing in Java
3. Integer Wrapper Class in Java
4. Long Wrapper Class in Java
5. Float Wrapper Class in Java
6. Double Wrapper Class in Java
7. Boolean Wrapper Class in Java
8. Short Wrapper Class in Java
9. Byte Wrapper Class in Java
10. Character Wrapper Class in Java

String Handling Tutorial

1. Java String Class API Tutorial
2. Java StringBuffer Class API Tutorial
3. Java StringBuilder Class API Tutorial
4. Guide to Java String Constant Pool
5. Guide to String Best Practices in Java (Best Practice)
6. String Special Operations with Examples
7. String Comparison Methods with Examples
8. String Methods for Character Extraction
9. String Searching Methods with Examples
10. String Modifying Methods with Examples

To know in-depth about String, StringBuilder, and StringBuffer on Java String Handling Tutorial

Exception Handling Tutorial

1. Java Exception Handling Guide
2. How the Exception Handling Works in Java
3. Three Types of Exceptions in Java
4. Exceptions Hierarchy in Java
5. Java Chained Exceptions
6. java.lang.Throwable Class in Java
7. Exception Handling Keywords in Java
8. Java try/catch Block
9. Java throw Keyword
10. Java throws Keyword
11. Java finally Block
12. The try-with-resources Statement
13. Advantages of Java Exceptions
14. Java Exception Handling Best Practices

To know in-depth about an exception handling on Java Exception Handling Tutorial

Collection Framework Tutorial

1. Collections Framework in Java
2. Collections Framework - The Collection Interface
3. Collections Framework - The Set Interface
4. Collections Framework - The SortedSet Interface
5. Collections Framework - The List Interface
6. Collections Framework - The Queue Interface
7. Collections Framework - The Deque Interface
8. Collections Framework - The Map Interface
9. Collections Framework - The SortedMap Interface
10. Collections Framework - ArrayList Class
11. Collections Framework - LinkedList Class
12. Collections Framework - CopyOnWriteArrayList
13. Collections Framework - HashSet Class
14. Collections Framework - LinkedHashSet Class
15. Collections Framework - TreeSet Class
16. Collections Framework - CopyOnWriteArraySet
17. Collections Framework - EnumSet
18. Collections Framework - HashMap Class
19. Collections Framework - LinkedHashMap Class
20. Collections Framework - TreeMap class
21. Collections Framework - EnumMap
22. Collections Framework - WeakHashMap
23. Collections Framework - IdentityHashMap

Learn more about Java Collections on Java Collections Tutorial

Java Generics Tutorial

1. Java Generics - Generics Basics
2. Java Generics - Benefits of Generics
3. Java Generics - Generic Types
4. Java Generics - Generic Methods in Java
5. Java Generics - Bounded Type Parameters
6. Java Generics - Wildcards
7. Java Generic Methods Examples
8. Java Generic Interface Examples
9. Java Generic Class Examples
10. Java Generics Multiple Type Parameters Example

Java Input/Output Tutorials

1. Create File
2. Write File
3. Delete File
4. Copy File
5. Move File
6. Rename File
7. Append to File
8. Read File using BufferReader
9. Read File using BufferInputStream
10. Read File using DataInputStream
11. Get File Size in Bytes KB MB GB TB
12. How to write an Object to file in Java
13. How to Read Object from File
14. Compress Files in ZIP format in Java
15. Decompress Files from a ZIP file in Java
16. Get the current working directory
17. Create a directory
18. Delete directory
19. Copy directory
20. Traverse /List a directory structure
21. Check if the directory is empty

To know in-depth about File handling on Java I/O Tutorial

Java Multithreading Tutorial

1. How to Create and Start a Thread in Java
2. Java Thread Sleep Example
3. Java Thread Join Example
4. Java Thread Set Name Example
5. Java Thread interrupt Example
6. Java Thread Priority Example
7. Java Thread isAlive Example
8. ThreadGroup class in Java
9. Thread Class in Java
10. Runnable Interface in Java
11. Synchronization in Multithreading Java
12. ThreadLocal class in Java

To know in-depth about Java multi-threading on Java Multithreading Tutorial

Java Reflection Tutorial

1. Overview of Java Reflection API
2. Java Reflection for Classes
3. Java Reflection for Methods
4. Java Reflection for Fields
5. Java Reflection for Constructors
6. Java Reflection for Arrays
7. Java Reflection for Enums
8. Top Reflection Utility Methods
9. Java Reflection Utility Class

Serialization in Java

1. Guide to Serialization in Java
2. Java Transient Keyword
3. Guide to the understanding of serialVersionUID
4. Secure Coding Standards for Java Serialization

Java Annotations

1. Java @Override Annotation
2. Java @SafeVarargs Annotation
3. Java @Deprecated Annotation
4. Java @SuppressWarnings Annotation
5. Java @FunctionalInterface Annotation
6. All Java Built-In Annotations Examples

Java Records

• Difference Between Class and Record in Java
• Java Records
• Java Record Class - 10 Examples with Output and Explanation
• Using Java Records with Spring Boot
• Java Records vs. Lombok
• Java Record Getters
• Java Record Constructors
• Builder Pattern with Java Records

 Java Language Keywords References

Check out all 50 keywords in the Java programming language.:

1. abstract Java Keyword
2. assert Java Keyword
3. boolean Java Keyword
4. break Java Keyword
5. byte Java Keyword
6. case Java Keyword
7. catch Java Keyword
8. char Java Keyword
9. class Java Keyword
10. continue Java Keyword
11. default Java Keyword
12. do Java Keyword
13. double Java Keyword
14. else Java Keyword
15. enum Java Keyword
16. extends Java Keyword
17. final Java Keyword
18. finally Java Keyword
19. float Java Keyword
20. for Java Keyword
21. if Java Keyword
22. implements Java Keyword
23. import Java Keyword
24. instanceof Java Keyword
25. int Java Keyword
26. interface Java Keyword
27. long Java Keyword
28. native Java Keyword
29. new Java Keyword
30. package Java Keyword
31. private Java Keyword
32. protected Java Keyword
33. public Java Keyword
34. return Java Keyword
35. short Java Keyword
36. static Java Keyword
37. strictfp Java Keyword
38. super Java Keyword
39. switch Java Keyword
40. synchronized Java Keyword
41. this Java Keyword
42. throw Java Keyword
43. throws Java Keyword
44. transient Java Keyword
45. try Java Keyword
46. void Java Keyword
47. volatile Java Keyword
48. while Java Keyword
49. goto Java Keyword
50. const Java Keyword

Java best practices

1. Java Enums and Annotations Best Practices
2. Java Generics Best Practices
3. JUnit Framework Best Practices
4. Single Responsibility Principle
5. Liskov's Substitution Principle
6. Interface Segregation Principle
7. Dependency Inversion Principle
8. Open Closed Principle
9. Oops principles in java
10. Restful API Best Practices
11. JSP Best Practices
12. JDBC Best Practices
13. Collection Best Practices
14. String Best Practices in Java
15. Exception Handling Best Practices
16. Synchronization Best Practices
17. Guide to JDBC Best Practices
18. Serialization Best Practices

FAQs on Java

1. Is Java Pass-by-Value or Pass-by-Reference?
2. Why Java Does Not Support Copy Constructor
3. Why Java Does Not Support Operator Overloading
4. Why Java Does Not Support Pointers
5. Why Java Does Not Support Multiple Inheritance
6. Why is Java Called Portable?
7. Why is Java Architecture Neutral?
8. Why is Java Robust?
9. Why is Java Secure?
10. Is Java Open Source?
11. Is Java Easy to Learn?
12. Is Java Case Sensitive?
13. Is Java Pure Object-Oriented?
14. Is Java Compiled or Interpreted?
15. What is JIT?
16. What is JVM?
17. What Are the Top Java Features?
18. Is Java Platform Independent?
19. How to Use var in Lambda Expressions in Java
20. How to Create a Reactive Stream in Java

100+ Java Programs

• Java Programs with Output for Beginners

Java 8 Tutorials

• Java 8 Tutorial

Java 9 Tutorials

• Java 9 Tutorial
  

Java Quizzes

• Java Quiz - MCQ - Multiple Choice Questions and Answers

Data Structures and Algorithms in Java

• Data Structures and Algorithms in Java

Java Interview Q&A

• Top Java Interview Questions and Answers - Java, Spring Boot, Microservices, Full-Stack

JavaFX Tutorial

• JavaFX Tutorial

Java Swing Tutorial

• Java Swing Tutorial

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