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🚀 Complete Java - A to Z ║ 📚 Notes and Programs of all Important Concepts of Java - OOPS, Data Structures, Algorithms, Design Patterns & Development + Kotlin + Android :fire:

Home Page: https://www.suryakantbharti.com

Java 67.21% Kotlin 32.79%
java object-oriented-programming data-structures algorithms concurrency java-concepts multithreading java-collections java-programming java-multithreading

important-java-concepts's Issues

whitespace problem

Is it just me or in most of the examples the spacing is all messed up, sometimes it is 1 space, then 4, then none

Important-Java-Concepts/java_basicsI_and_oops/encapsulation/code07_private_access_modifier_is_accessible_only_within_class.java

Lines 3 to 6 in a22280e

class A{
private int data=40;
private void msg(){System.out.println("Hello java");}
}

Important-Java-Concepts/java_basicsI_and_oops/abstraction/code2_abstract_class_real_scenario_example_bank.java

Lines 6 to 23 in a22280e

abstract class Bank{
abstract int getRateOfInterest();
}
class SBI extends Bank{
int getRateOfInterest(){return 7;}
}
class PNB extends Bank{
int getRateOfInterest(){return 8;}
}
class TestBank{
public static void main(String args[]){
Bank b;
b=new SBI();
System.out.println("Rate of Interest is: "+b.getRateOfInterest()+" %");
b=new PNB();
System.out.println("Rate of Interest is: "+b.getRateOfInterest()+" %");
}}

Important-Java-Concepts/java_basicsI_and_oops/abstraction/code4_abstract_class_can_have_data_member_method_body_contructor.java

Lines 8 to 12 in a22280e

abstract class Bike{
Bike(){System.out.println("bike is created");}
abstract void run();
void changeGear(){System.out.println("gear changed");}
}

Important-Java-Concepts/java_basicsI_and_oops/abstraction/code1_abstract_class_and_abstract_method.java

Lines 6 to 15 in a22280e

abstract class Bike{
abstract void run();
}
class Honda4 extends Bike{
void run(){System.out.println("running safely..");}
public static void main(String args[]){
Bike obj = new Honda4();
obj.run();
}
}

Important-Java-Concepts/java_basicsI_and_oops/class_and_object/code08_initialization3_by_using_constructor_with_parameters.java

Lines 3 to 19 in a22280e

class Student4{
int id;
String name;
Student4(int i,String n){
id = i;
name = n;
}
void display(){System.out.println(id+" "+name);}
public static void main(String args[]){
Student4 s1 = new Student4(111,"Karan");
Student4 s2 = new Student4(222,"Aryan");
s1.display();
s2.display();
}
}

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