Java Basics Tutorials

Java - First Steps

1. Installing Java in Ubuntu
2. Installing Java in Windows
3. Writing First Java Program – Hello World
4. Java Primitive Data Types
5. Java Variables - Declaration, Initialization And Types
6. Java Methods With Examples
7. Package in Java

Java OOPS Concepts

1. Abstraction in Java – OOPS Concepts
2. Encapsulation in Java – OOPS Concepts
3. Inheritance in Java – OOPS Concepts
4. Polymorphism in Java – OOPS Concepts
5. Encapsulation Vs Abstraction in Java - OOPS Concepts
6. Method Overloading in Java
7. Method Overriding in Java
8. Interface in Java With Examples
9. Abstract Class in Java
10. Interface Vs Abstract Class in Java

Operators in Java

1. Java Operators: Assignment, Arithmetic And Unary
2. Java Operators: Equality And Relational
3. Difference Between “==" Operator And equals() Method in Java
4. Java Conditional Operators With Examples
5. Java Ternary Operator With Examples
6. Java instanceof Operator With Examples

Conditional Statements in Java

1. Java if-else Statement With Examples
2. Java switch case Statement With Examples
3. Java break Statement With Examples
4. Java Continue Statement With Examples

Loops in Java

1. for Loop in Java With Examples
2. while Loop in Java With Examples
3. do-while loop in Java With Examples

Java Class And Object

1. Class in Java
2. Object in Java
3. Constructor in Java
4. Constructor Overloading in Java
5. Constructor Chaining in Java
6. Initializer Block in Java
7. Object Cloning in Java Using clone() Method
8. Shallow Copy Vs Deep Copy in Java Object Cloning

Java Basics

1. Why main Method static in Java
2. File Name Same as Class Name in Java
3. Java Pass by Value or Pass by Reference
4. Java Access Modifiers - public, private, protected, default
5. Object Class in Java
6. finalize() Method in Java
7. Wrapper Class in Java
8. Type Casting And Type Conversion in Java
9. Cannot Make a Static Reference to The Non-static Method or Field
10. Static Method Overloading And Overriding in Java
11. Static Block in Java
12. Java var Type (Local Variable Type Inference)
13. Array in Java
14. JShell in Java
15. Java BigDecimal Class With Examples

Java Keywords

1. final in Java With Examples
2. static in Java With Examples
3. super in Java With Examples
4. this in Java With Examples

Interface in Java

1. Interface in Java
2. Marker Interface in Java
3. Default Methods in Java Interface
4. Static Methods in Java Interface
5. Private Methods in Java Interface

String in Java

1. Java String Class With Method Examples
2. Java StringBuffer With Method Examples
3. Java StringBuilder With Method Examples
4. Java StringJoiner Class With Method Examples
5. Constant String Pool in Java
6. Why String is Immutable in Java
7. Is Java String Thread Safe
8. Compact Strings in Java 9
9. Java String length() Method With Examples
10. Compare Two Strings in Java - equals, compareTo() methods
11. Search String in Another String in Java - indexOf, lastIndexOf, contains methods
12. Java String - substring() Method Example
13. Java String charAt() Method
14. Remove Spaces From a String in Java - trim(), strip()
15. Java String toLowerCase() And toUpperCase() Methods
16. Check if a String is Null or Empty in Java
17. Java String intern() Method
18. Java String split() Method
19. Java String join() Method With Examples
20. Java String matches() Method
21. Java String replace Method With Examples
22. Java String valueOf() Method With Examples
23. Java String repeat() Method

Excpetion Handling in Java

1. Exception Handling Tutorial in Java
2. Java try-catch Block With Examples
3. Multiple Catch Blocks in Java
4. Java Finally Block - Exception Handling
5. Java throw Keyword With Examples
6. Java throws Clause With Examples
7. throw Vs throws in Java Exception Handling
8. Exception Propagation in Java
9. Exception Handling With Method Overriding in Java
10. Chained Exception in Java
11. Checked Vs Unchecked Exception in Java
12. final Vs finally Vs finalize in Java
13. Java Multi-Catch Exception With Examples
14. Java try-with-resources With Examples
15. How to Create Custom Exception Class in Java
16. Java Exception Handling Best Practices
17. StackOverflowError Vs OutOfMemoryError in Java
18. ClassCastException in Java and Resolution
19. InputMismatchException in Java and Resolution
20. UnsupportedClassVersionError in Java and Resolution
21. ClassNotFoundException in Java
22. NoClassDefFoundError in Java

Java Interview Questions

1. Java Exception Handling Interview Questions And Answers
2. Java Multithreading Interview Questions And Answers