Learn Java Programming

This Repo contains Java Programs related to Concepts of :

Java Fundamentals
Java Object-Oriented Programming
Java Collections Framework
Design Patterns in Java
Multithreading in Java
Unit Testing in Java
Data Structures in Java
Algorithms in Java

[1] Java - Fundamentals & OOPS [Done]

NOTES [Useful Info] :

-> All 50 Java Keywords with definitions & examples

-> Java Features, Execution Process & JVM Internals

-> Java Fundamentals & OOPS Concepts

-> Java OOPS - few points to remember

-> Methods of Number, Char, String, Array Classes

PROGRAMS :

Variables & Operators | Control Flow

Classes & Objects | static & this | Inner Classes

Inheritance (is-a) | Association (has-a, part-of)

Overloading | Overriding | super & final

Runtime Polymorphism | instanceof

Abstraction | Interfaces | Encapsulation

Arrays | Strings | Date & Time | Misc

[2] Java - Generics, Collections, Exceptions, I/O [Done]

NOTES [Useful Info] :

-> Java Generics

-> Java Collections Framework

-> Java Errors and Exception Handling

-> Java Files and I/O

-> Java Serialization

PROGRAMS :

Generics in Java

Collection Interface (List,Set,Queue)

Map Interface (Map)

Legacy (Enum,Vector,Stack,etc)

Collections Class

Exception Handling

Files and I/O

Serialization

[3] Software Design [WIP]

NOTES [Useful Info] :

-> Introduction to Design Patterns

-> Creational Design Patterns

-> Structural Design Patterns

-> Behavioral Design Patterns

-> Design Patterns Cheat Sheet

PROGRAMS :

GOF Design Patterns - Creational

GOF Design Patterns - Structural

GOF Design Patterns - Behavioral

SOLID Design Principles

Design Interview Questions

[4] Java - Concurrency & Other Topics [WIP]

NOTES [Useful Info] :

-> Java Multithreading & Garbage Collection

-> Java Thread Synchronization

-> Java Testing Basics

-> Java Class Design Basic

-> Java RegEx & Lambda Expressions

PROGRAMS :

Multithreading

Thread Synchronization

Regular Expressions

Lambda Expressions

BigDecimal & BigIntegar

JSON & XML Parsing

Unit Testing - JUnit 4 (Library)

Class Relationships (Design Basics)

[5] Data Structures & Algorithms [WIP]

NOTES [Useful Info] :

-> Common Data Structures

-> Searching and Sorting Algorithms

-> Tree and Graph Algorithms

-> Concepts of Dynamic Programming

-> Big O Cheat Sheet

PROGRAMS :

Basic Programs | Recursion Programs

Linked List DS | BST & Heap DS

Searching | Sorting

Tree Traversal | Graph Traversal

Graph Algorithms

Dynamic Programming

EXTERNAL LINKS :

More DS/Algo Programs - My Repository for Coding Questions (To Do)

Relation of Java and Others Languages

NOTES [Useful Info] :

-> Comparisons between C, C++, C# and Java Language

-> CheatSheet | C# for Java Developers

-> Java and Python

Learn Android App Development

EXTERNAL LINKS :

My Repository for Learning Android App Development Concepts

Extras

NOTES :

[USEFUL INFO - Good Java & Computer Science Books for Reference]

[USEFUL INFO - Great Websites for Learning Java & Computer Science]

NOTE :

I will keep adding more important codes to this Repo throughout 2019.

Happy Learning! 😃

REFERENCES :

This repository contains some codes and images from other authors.
Used for "Nonprofit Educational Purpose".
References are listed in the above link for Books & Websites.

Thanks to those authors! 👍

harikagonela / important-java-concepts Goto Github PK

important-java-concepts's Introduction

Learn Java Programming

[1] Java - Fundamentals & OOPS [Done]

NOTES [Useful Info] :

PROGRAMS :

Variables & Operators | Control Flow

Classes & Objects | static & this | Inner Classes

Inheritance (is-a) | Association (has-a, part-of)

Overloading | Overriding | super & final

Runtime Polymorphism | instanceof

Abstraction | Interfaces | Encapsulation

Arrays | Strings | Date & Time | Misc

[2] Java - Generics, Collections, Exceptions, I/O [Done]

NOTES [Useful Info] :

PROGRAMS :

[3] Software Design [WIP]

NOTES [Useful Info] :

PROGRAMS :

SOLID Design Principles

Design Interview Questions

[4] Java - Concurrency & Other Topics [WIP]

NOTES [Useful Info] :

PROGRAMS :

BigDecimal & BigIntegar

JSON & XML Parsing

Unit Testing - JUnit 4 (Library)

Class Relationships (Design Basics)

[5] Data Structures & Algorithms [WIP]

NOTES [Useful Info] :

PROGRAMS :

Basic Programs | Recursion Programs

Linked List DS | BST & Heap DS

Searching | Sorting

Tree Traversal | Graph Traversal

EXTERNAL LINKS :

Relation of Java and Others Languages

NOTES [Useful Info] :

Learn Android App Development

EXTERNAL LINKS :

Extras

NOTES :

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