suryakant-bharti / important-java-concepts Goto Github PK

🚀 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

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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(); 

 } 

 }

Codes Package Name

kotlin algos pkg names needs to be corrected

Documentation - Java Design Patterns

java design patterns documentation is not finished

All important java concept

Some files are missing.

Thank you for the absolute best content but some content is missing. I would really appreciate it if this information were made available as listed below. Thanks, Cheers!

NOTES [Useful Info] :

-> Common Data Structures

-> Searching and Sorting Algorithms

-> Tree and Graph Algorithms

-> Concepts of Dynamic Programming

-> Big O Cheat Sheet

suryakant-bharti / important-java-concepts Goto Github PK

important-java-concepts's People

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important-java-concepts's Issues

whitespace problem

Codes Package Name

Documentation - Java Design Patterns

All important java concept

Some files are missing.

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

	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()+" %");
	}}

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

	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();
	}
	}

	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();
	}
	}