A collection of Java programs covering core concepts, OOP principles, and practical examples. This repository includes code for loops, arrays, strings, inheritance, polymorphism, exception handling, file handling, and other fundamental Java topics. Useful for beginners, students, and anyone revising Java concepts.
| File Name | Topic |
|---|---|
| one.java | Calculate area of circle |
| two.java | Find greater number between two numbers |
| three.java | Find factorial of a number |
| four.java | Working of switch statement |
| five.java | Add two matrices |
| six.java | String handling using String class |
| seven.java | String handling using StringBuffer class |
| eight.java | Method overloading |
| nine.java | Classes implementation |
| ten.java | Constructors |
| eleven.java | Constructor overloading |
| twelve.java | Single level inheritance |
| thirteen.java | Multilevel inheritance |
| fourteen.java | Hierarchical inheritance |
| fifteen.java | Method overriding |
| sixteen.java | Final class and final method |
| seventeen.java | Multiple inheritance |
| eighteen.java | Runnable interface |
| nineteen.java | Interface implementation |
| twenty.java | Creating threads using Thread class |
| twentyone.java | Using yield(), stop(), and sleep() methods |
| twentytwo.java | Thread priority demonstration |
| twentythree.java | Exception handling using try and multiple catch blocks |
| twentyfour.java | User defined exception using throw keyword |
| twentyfive.java | Applet to draw hut |
| twentysix.java | Applet to draw face |
- Clone the repository:
git clone https://github.com/jadwinder/Java-Programs-and-Concepts.git