super Keyword in Java: Calling Parent Constructors and Methods Explained
Learn the super keyword in Java for calling parent constructors and methods. Understand syntax, use cases, best practices, and interview questions with examples
All Java Tutorials
Inheritance in Java: extends Keyword and Method Overriding Explained with Examples
Learn inheritance in Java with extends keyword and method overriding. Understand syntax, use cases, best practices, and interview questions with real-world examples.
Encapsulation in Java: Getters, Setters, and Data Hiding Explained
Learn encapsulation in Java with getters, setters, and data hiding. Understand syntax, best practices, real-world examples, and interview questions with code.
Access Modifiers in Java: public, private, protected, and default Explained
Learn Java access modifiers - public, private, protected, and default. Understand their usage, scope, best practices, and interview questions with examples
Static Keyword in Java: Variables, Methods, Blocks, and Their Lifecycle Explained
Learn the static keyword in Java with variables, methods, and blocks. Understand their lifecycle, use cases, best practices, and interview questions with examples.
this Keyword in Java: Referring to Current Object and Constructor Chaining
Learn the this keyword in Java for referring to the current object and implementing constructor chaining with syntax, examples, best practices, and interview questions.
Constructors and Constructor Overloading in Java: Default and Parameterized Constructors Explained
Learn Java constructors, default and parameterized constructors, and constructor overloading with syntax, examples, best practices, and interview questions.
Classes and Objects in Java: Syntax, Fields, Methods, and Constructors Explained
Learn classes and objects in Java with syntax, fields, methods, and constructors. Includes real-world examples, best practices, and interview questions.
Java Packages and Import – How to Create and Use Packages Effectively
Learn everything about Java packages, how to create them, import classes, and organize code effectively. Includes syntax, examples, and best practices
Mastering Java Assertions: Syntax, Usage, and When to Enable Them
Learn Java assertions with syntax, usage, best practices, and when to enable them. Includes real-world examples, interview questions, and performance insights.
Mastering Java Annotations: @Override, @Deprecated, and @SuppressWarnings Explained with Examples
Learn Java annotations @Override, @Deprecated, and @SuppressWarnings with examples, use cases, best practices, and interview questions in this complete guide
Java Exceptions Explained – Checked vs Unchecked Exceptions with Examples and Best Practices
Learn Java exceptions in depth. Understand checked vs unchecked exceptions with real-world examples, performance tips, and best practices for robust code
Throw vs Throws in Java – Key Differences, Syntax, and Best Practices
Learn the key differences between `throw` and `throws` in Java with syntax, examples, performance implications, and best practices for exception handling.
Mastering Java Array Utility Methods – sort(), binarySearch(), copyOf() and More
Learn Java Arrays utility methods in depth including sort(), binarySearch(), copyOf(), equals(), fill() and more with examples, use-cases, and best practices.
Multidimensional Arrays in Java – Declaration, Initialization, and Jagged Arrays Explained
Learn Java multidimensional arrays with examples. Covers declaration, initialization, jagged arrays, memory implications, and best practices for efficient coding.
Java Keywords List: Complete Guide to Reserved Words
Explore the full list of Java keywords, their purpose, and rules. Understand why reserved words cannot be used as variable names and how the compiler interprets them.
StringBuilder vs StringBuffer vs String – Performance and Use-Cases in Java
Understand the differences between String, StringBuilder, and StringBuffer in Java. Learn their performance, immutability, thread-safety, and ideal use-cases with examples
Strings in Java – String Pool, Immutability, and Common Methods
Learn about Strings in Java, the concept of String Pool, why Strings are immutable, and the most commonly used String methods with practical examples
Java Literals Explained – Integer, Floating-Point, Boolean, Char, and String
Learn about Java literals including integer, floating-point, boolean, char, and string. Includes examples, use-cases, and best practices for writing clean code.
Pass by Value in Java – Primitive vs Object Reference
Understand how Java passes variables to methods using pass-by-value, including the difference between primitives and object references, with examples and best practices.