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"Learn Object Oriented Programming with Java in 250 Steps"-Ref.:Udemy.com
Reference: https://www.udemy.com/java-programming-tutorial-for-beginners/


" * Java 9 Tutorial using Hands-on, Step By Step Approach. Learn Object Oriented Programming with 200+ code examples. * What Will I Learn? * You will learn how to think as a Java Programmer * You will learn how to start your journey as a Java Programmer * You will learn the basics of Eclipse IDE and JShell * You will learn to develop awesome object oriented programs with Java * You will solve a wide variety of hands-on exercises with Java * You will learn the basics of programming - variables, choosing a data type, conditional execution, loops, writing great methods, breaking down problems into sub problems and implementing great Exception Handling * You will learn the basics of Object Oriented Programming - Intefaces, Inheritance, Abstract Class and Constructors * You will learn the important concepts of Object Oriented Programming - Abstraction, Inheritance, Encapsulation and Polymorphism * You will learn to do basic functional programming with Java * You will learn the basics of MultiThreading - with Executor Service * You will learn about a wide variety of Collections - List, Map, Set and Queue Interfaces * Curriculum For This Course - Lectures * Introduction to the Course * Git Repository URL * How To Make Best use of the Course Guide? * Installing Java 9 * Step 01 - Installing JDK 9 - with installation guide PDF * Step 02 - Verifying Java and Jshell * Step 03 - Troubleshooting Java installation * Step 04 - Setting Path environment variable in Windows * Introduction to Java Programming with Jshell using Multiplication Table * Step 00 - Getting Started with Programming * Step 01 - Introduction to Multiplication Table challenge * Step 02 - Launch JShell * Step 03 - Break Down Multiplication Table Challenge * Step 04 - Java Expression - An Introduction * Step 05 - Java Expression - Exercises * Step 06 - Java Expression - Puzzles * Step 07 - Printing output to console with Java * Step 08 - Printing output to console with Java - Exercise Statements * Step 09 - Printing output to console with Java - Exercise Solutions * Step 10 - Printing output to console with Java - Puzzles * JShell Tip - Multiple Lines of Code * Step 11 - Advanced Printing output to console with Java * Step 12 - Advanced Printing output to console with Java - Exercises * Step 13 - Introduction to Variables in Java * Step 14 - Introduction to Variables in Java - Exercises and Puzzles * Step 15 - 4 Important Things to Know about Variables in Java * Step 16 - How are variables stored in memory? * Step 17 - How to name a variable? * Step 18 - Understanding Primitive Variable Types in Java * Step 19 - Understanding Primitive Variable Types in Java - Choosing a Type * Java Tip - String Contatenation * Step 20 - Java Assignment Operator * Step 21 - Java Assignment Operator - Puzzles on Increment, Decrement and Compoun * Step 22 - Programming Tips : JShell - Shortcuts, Multiple Lines and Variables * Step 23 - Java Conditionals and If Statement - Introduction * Step 24 - Java Conditionals and If Statement - Exercise Statements * Step 25 - Java Conditionals and If Statement - Exercise Solutions * Step 26 - Java Conditionals and If Statement - Puzzles * Step 27 - Java For Loop to Print Multiplication Table - Introduction * Step 28 - Java For Loop to Print Multiplication Table - Exercise Statements * Step 29 - Java For Loop to Print Multiplication Table - Exercise Solutions * Step 30 - Java For Loop to Print Multiplication Table - Puzzles * Step 31 - Getting Started with Programming - Revise all Terminology * Introduction to Method with Multiplication Table * Step 00 - Section 02 - Methods - An Introduction * Step 01 - Your First Java Method - Hello World Twice and Exercise Statements * Step 02 - Introduction to Java Methods - Exercises and Puzzles * Step 03 - Programming Tip - Editing Methods with JShell * Step 04 - Introduction to Java Methods - Arguments and Parameters * Step 05 - Introduction to Java Method Arguments - Exercises * Step 06 - Introduction to Java Method Arguments - Puzzles and Tips * Step 07 - Getting back to Multiplication Table - Creating a method * Step 08 - Print Multiplication Table with a Parameter and Method Overloading * Step 09 - Passing Multiple Parameters to a Java Method * Step 10 - Returning from a Java Method - An Introduction * Step 11 - Returning from a Java Method - Exercises * Step 99 - Methods - Section Review * Introduction to Java Platform * Step 00 - Section 03 - Overview Of Java Platform - Section Overview * Step 01 - Overview Of Java Platform - An Introduction - java, javac, bytecode an * Step 02 - Java Class and Object - First Look * Step 03 - Create a method in a Java class * Step 04 - Create and Compile Planet.java class * Step 05 - Run Planet calss with Java - Using a main method * Step 06 - Play and Learn with Planet Class * Step 07 - JDK vs JRE vs JVM * Introduction to Eclipse - First Java Project * Step 00 - Installing Eclipse * Step 01 - Creating a New Java Project with Eclipse * Step 02 - Your first Java class with Eclipse * Step 03 - Writing Multiplication Table Java Program with Eclipse * Step 04 - Adding more methods for Multiplication Table Program * Eclipse Tip - Save Actions * Step 05 - Programming Tip 1 : Refactoring with Eclipse * Step 06 - Programming Tip 2 : Debugging with Eclipse * Step 07 - Programming Tip 3 : Eclipse vs JShell - How to choose? * Introduction To Object Oriented Programming * Step 00 - Introduction to Object Oriented Programming - Section Overview * Step 01 - Introduction to Object Oriented Programming - Basics * Step 02 - Introduction to Object Oriented Programming - Terminology - Class, Obj * Step 03 - Introduction to Object Oriented Programming - Exercise - Online Shoppi * Step 04 - Create Motor Bike Java Class and a couple of objects * Step 05 - Exercise Solutions - Book class and Three instances * Step 06 - Introducing State of an object with speed variable * Step 07 - Understanding basics of Encapsulation with Setter methods * Step 08 - Exercises and Tips - Getters and Generating Getters and Setters with E * Step 09 - Puzzles on this and initialization of member variables * Step 10 - First Advantage of Encapsulation * Step 11 - Introduction to Encapsulation - Level 2 * Step 12 - Encapsulation Exercises - Better Validation and Book class * Step 13 - Introdcution to Abstraction * Step 14 - Introduction to Java Constructors * Step 15 - Introduction to Java Constructors - Exercises and Puzzles * Step 16 - Introduction to Object Oriented Programming - Conclusion * Primitive Data Types And Alternatives * Step 00 - Primitive Data Types in Depth - Section Overview * Step 01 - Basics about Java Integer Data Types - Casting, Operators and More * Step 02 - Java Integer Data Types - Puzzles - Octal, Hexadecimal, Post and Pre i * Step 03 - Java Integer Data Types - Exercises - BiNumber - add, multiply and dou * Step 04 - Java Floating Point Data Types - Casting , Conversion and Accuracy * Step 05 - Introduction to BigDecimal Java Class * Step 06 - BigDecimal Puzzles - Adding Integers * Step 07 - BigDecimal Exercises - Simple Interest Calculation * Step 08 - Java Boolean Data Type - Relational and Logical Operators * Step 09 - Java Boolean Data Type - Puzzles - Short Circuit Operators * Step 10 - Java Character Data Type char - Representation and Conversion * Step 11 - Java char Data Type - Exercises 1 - isVowel * Step 12 - Java char Data Type - Exercises 2 - isDigit * Step 13 - Java char Data Type - Exercises 3 - isConsonant, List Upper Case and L * Step 14 - Primitive Data Types in Depth - Conclusion * Conditionals * Step 00 - Conditionals with Java - Section Overview * Step 01 - Introduction to If Else Statement * Step 02 - Introduction to Nested If Else * Step 03 - If Else Statement - Puzzles * Step 04 - If Else Problem - How to get User Input in Java? * Step 05 - If Else Problem - How to get number 2 and choice from user? * Step 06 - If Else Problem - Implementing with Nested If Else * Programming Tip - CodingBat dot Com * Step 07 - Java Switch Statement - An introduction * Step 08 - Java Switch Statement - Puzzles - Default, Break and Fall Through  * Step 09 - Java Switch Statement - Exercises - isWeekDay, nameOfMonth, nameOfDay * Eclipse Tip - Ctrl or Cmd + 1 * Step 10 - Java Ternary Operation - An Introduction * Step 11 - Conditionals with Java - Conclusion * Loops * Step 00 - Java Loops - Section Introduction * Step 01 - Java For Loop - Syntax and Puzzles * Step 02 - Java For Loop - Exercises Overview and First Exercise Prime Numbers * Step 03 - Java For Loop - Exercise - Sum Upto N Numbers and Sum of Divisors * Step 04 - Java For Loop - Exercise - Print a Number Triangle * Eclipse Tip - Templates - sysout, main, fore, ifelse * Step 05 - While Loop in Java - An Introduction * Step 06 - While Loop - Exericises - Cubes and Squares upto limit * Step 07 - Do While Loop in Java - An Introduction * Step 08 - Do While Loop in Java - An Example - Cube while user enters positive n * Step 09 - Introduction to Break and Continue * Step 10 - Selecting Loop in Java - For vs While vs Do While * Reference Types * Step 00 - Java Reference Types - Section Introduction * Step 01 - Reference Types - How are they stored in Memory? * Step 02 - Java Reference Types - Puzzles * Step 03 - String class - Introduction and Exercise - Print each word and char on * Step 04 - String class - Exercise Solution and Some More Important Methods * Step 05 - Understanding String is Immutable and String Concat, Upper Case, Lower * Step 06 - String Concatenation and Join, Replace Methods * Step 07 - Java String Alternatives - StringBuffer and StringBuilder * Step 08 - Java Wrapper Classes - An Introduction - Why and What? * Step 09 - Java Wrapper Classes - Creation - Constructor and valueOf * Step 10 - Java Wrapper Classes - Auto Boxing and a Few Wrapper Constants - SIZE, * Step 11 - Java Dates - Introduction to LocalDate, LocalTime and LocalDateTime * Step 12 - Java Dates - Exploring LocalDate - Creation and Methods to play with D * Step 13 - Java Dates - Exploring LocalDate - Comparing Dates and Creating Specif * Eclipse Tip - Exploring Java API * Step 14 - Java Reference Types - Conclusion * Arrays and ArrayLists * Step 00 - Introduction to Array and ArrayList - Section Introduction with a Chal * Step 01 - Understanding the need and Basics about an Array * Step 02 - Java Arrays - Creating and Accessing Values - Introduction * Step 03 - Java Arrays - Puzzles - Arrays of Objects, Primitive Data Types, toStr * Step 04 - Java Arrays - Compare, Sort and Fill * Step 05 - Java Arrays - Exercise - Create Student Class - Part 1 - Total and Ave * Step 06 - Java Arrays - Exercise - Create Student Class - Part 2 - Maximum and M * Step 07 - Introduction to Variable Arguments - Need * Step 08 - Introduction to Variable Arguments - Basics * Step 09 - Introduction to Variable Arguments - Enhancing Student Class * Step 10 - Java Arrays - Using Person Objects and String Elements with Exercises * Eclipse Tip - Code Generation * Step 11 - Java String Arrays - Exercise Solutions - Print Day of Week with Most * Step 12 - Adding and Removing Marks - Problem with Arrays * Step 13 - First Look at ArrayList - An Introduction * Step 14 - First Look at ArrayList - Refactoring Student Class to use ArrayList * Step 15 - First Look at ArrayList - Enhancing Student Class with Add and Remove * Step 16 - Introduction to Array and ArrayList - Conclusion * Object Oriented Programming Again * Step 00 - Object Oriented Programming - Level 2 - Section Introduction * Step 01 - Basics of Designing a Class - Class, Object, State and Behavior * Step 02 - OOPS Example - Fan Class - Deciding State and Constructors * Step 03 - OOPS Example - Fan Class - Deciding Behavior with Methods * Step 04 - OOPS Exercise - Rectangle Class * Step 05 - Understanding Object Composition with Customer Address Example * Step 06 - Understanding Object Composition - An Exercise - Books and Reviews * Step 07 - Understanding Inheritance - Why do we need it? * Step 08 - Object is at top of Inheritance Hierarchy * Step 09 - Inheritance and Overriding - with toString() method * Step 10 - Java Inheritance - Exercise - Student and Employee Classes * Step 11 - Java Inheritance - Default Constructors and super() method call * Step 12 - Java Inheritance - Puzzles - Multiple Inheritance, Reference Variables * Step 13 - Java Abstract Class - Introduction * Step 14 - Java Abstract Class - First Example - Creating Recipes with Template M * Step 15 - Java Abstract Class - Puzzles * Step 16 - Java Interface - Example 1 - Gaming Console - How to think about Intef * Step 17 - Java Interface - Example 2 - Complex Algorithm - API defined by extern * Step 18 - Java Interface - Puzzles - Unimplemented methods, Abstract Classes, Va * Step 19 - Java Interface vs Abstract Class - A Comparison * Step 20 - Java Interface Flyable and Abstract Class Animal - An Exercise * Programming Tip - 97 Things every programming should know * Step 21 - Polymorphism - An introduction * Collections * Step 01 - Java Collections - Section Overview with Need For Collections * Step 02 - List Interface - Introduction - Position is King * Step 03 - List Inteface - Immutability and Introduction of Implementations - Arr * Step 04 - List Inteface Implementations - ArrayList vs LinkedList * Programming Tip - Teach Yourselves programming in 10 Years * Step 05 - List Inteface Implementations - ArrayList vs Vector * Step 06 - List Inteface - Methods to add, remove and change elements and lists * Step 07 - List and ArrayList - Iterating around elements * Step 08 - List and ArrayList - Choosing iteration approach for printing and dele * Step 09 - List and ArrayList - Puzzles - Type Safety and Removing Integers * Step 10 - List and ArrayList - Sorting - Introduction to Collections sort static * Step 11 - List and ArrayList - Sorting - Implementing Comparable Inteface in Stu  * Step 12 - List and ArrayList - Sorting - Providing Flexibility by implementing C * Step 13 - List and ArrayList - A Summary * Step 14 - Set Interface - Introduction - No Duplication * Step 15 - Understanding Data Structures - Array, LinkedList and Hashing * Step 16 - Understanding Data Structures - Tree - Sorted Order * Step 17 - Set Interface - Hands on - HashSet, LinkedHashSet and TreeSet * Step 18 - Set Interface - Exercise - Find Unique Characters in a List * Step 19 - TreeSet - Methods from NavigableSet - floor,lower,upper, subSet, head * Step 20 - Queue Interface - Process Elements in Order * Step 21 - Introduction to PriorityQueue - Basic Methods and Customized Priority * Step 22 - Map Interface - An Introduction - Key and Value * Step 23 - Map Interface - Implementations - HashMap, HashTable, LinkedHashMap an * Step 24 - Map Interface - Basic Operations * Step 25 - Map Interface - Comparison - HashMap vs LinkedHashMap vs TreeMap * Step 26 - Map Interface - Exercise - Count occurances of characters and words in * Step 27 - TreeMap - Methods from NavigableMap - floorKey, higherKey, firstEntry, * Step 28 - Java Collections - Conclusion with Three Tips * Generics * Step 01 - Introduction to Generics - Why do we need Generics? * Step 02 - Implementing Generics for the Custom List * Step 03 - Extending Custom List with a Generic Return Method * Step 04 - Generics Puzzles - Restrictions with extends and Generic Methods * Step 05 - Generics and WildCards - Upper Bound and Lower Bound * Introduction to Functional Programming * Step 01 - Introduction to Functional Programming - Functions are First Class Cit * Step 02 - Functional Programming - First Example with Function as Parameter * Step 03 - Functional Programming - Exercise - Loop a List of Numbers * Step 04 - Functional Programming - Filtering - Exercises to print odd and even n * Step 05 - Functional Programming - Collect - Sum of Numbers in a List * Step 06 - Functional Programming vs Structural Programming - A Quick Comparison * Step 07 - Functional Programming Terminology - Lambda Expression, Stream and Ope * Step 08 - Stream Intermediate Operations - Sort, Distinct, Filter and Map * Step 09 - Stream Intermediate Operations - Exercises - Squares of First 10, Map * Step 10 - Stream Terminal Operations - 1 - max operation with Comparator * Step 11 - Stream Terminal Operations - 2 - min, collect to List, * Step 12 - Optional class in Java - An Introduction * Step 13 - Behind the Screens with Functional Interfaces - Implement Predicate In * Step 14 - Behind the Screens with Functional Interfaces - Implement Consumer Int * Step 15 - Behind the Screens with Functional Interfaces - Implement Function Int * Step 16 - Simplify Functional Programming code with Method References - static a * Step 17 - Functions are First Class Citizens * Step 18 - Introduction to Functional Programming - Conclusion * Introduction to Threads And Concurrency * Step 01 - Introduction to Threads and MultiThreading - Need for Threads * Step 02 - Creating a Thread for Task1 - Extending Thread Class * Step 03 - Creating a Thread for Task2 - Implement Runnable Interface * Step 04 - Theory - States of a Thread * Step 05 - Placing Priority Requests for Threads * Step 06 - Communication between Threads - join method * Step 07 - Thread utility methods and synchronized keyword - sleep, yield * Step 08 - Need for Controlling the Execution of Threads * Step 09 - Introduction to Executor Service * Step 10 - Executor Service - Customizing number of Threads * Step 11 - Executor Service - Returning a Future from Thread using Callable * Step 12 - Executor Service - Waiting for completion of multiple tasks using invo * Step 13 - Executor Service - Wait for only the fastest task using invokeAny * Step 14 - Threads and MultiThreading - Conclusion  * Introduction to Exception Handling * Step 01 - Introduction to Exception Handling - Your Thought Process during Excep * Step 02 - Basics of Exceptions - NullPointerException and StackTrace * Step 03 - Basics of Handling Exceptions - try and catch * Step 04 - Basics of Handling Exceptions - Exception Hierarchy, Matching and Catc * Step 05 - Basics of Handling Exceptions - Need for finally * Step 06 - Basics of Handling Exceptions - Puzzles * Step 07 - Checked Exceptions vs Unchecked Exceptions - An Example * Step 08 - Hierarchy of Errors and Exceptions - Checked and Runtime * Step 09 - Throwing an Exception - Currencies Do Not Match Runtime Exception * Step 10 - Throwing a Checked Exception - Throws in method signature and handling * Step 11 - Throwing a Custom Exception - CurrenciesDoNotMatchException * Step 12 - Write less code with Try with Resources - New Feature in Java 7 * Step 13 - Basics of Handling Exceptions - Puzzles 2 * Step 14 - Exception Handling - Conclusion with Best Practices * Files and Directories * Step 01 - List files and folders in Directory with Files list method * Step 02 - Recursively List and Filter all files and folders in Directory with St * Step 03 - Read content from a File - Files readAllLines and lines methods * Step 04 - Writing Content to a File - Files write method * Step 05 - Files - Conclusion * More Concurrency with Concurrent Collections and Atomic Operations * Step 01 - Getting started with Synchronized * Step 02 - Problem with Synchronized - Less Concurrency * Step 03 - Enter Locks with ReEntrantLock * Step 04 - Introduction to Atomic Classes - AtomicInteger * Step 05 - Need for ConcurrentMap * Step 06 - Implementing an example with ConcurrentHashMap * Step 07 - ConcurrentHashMap uses different locks for diferrent regions * Step 08 - CopyOnWrite Concurrent Collections - When reads are more than writes * Step 09 - Conclusion * Java Tips * Java Tip 01 - Imports and Static Imports * Java Tip 02 - Blocks * Java Tip 03 - equals method * Java Tip 04 - hashcode method * Java Tip 05 - Class Access Modifiers - public and default * Java Tip 06 - Method Access Modifiers - public, protected, private and default * Java Tip 07 - Final classes and Final methods * Java Tip 08 - Final Variables and Final Arguments * Java Tip 09 - Why do we need static variables? * Java Tip 09 - Why do we need static methods? * Java Tip 10 - Static methods cannot use instance methods or variables * Java Tip 11 - public static final - Constants * Java Tip 12 - Nested Classes - Inner Class vs Static Nested Class * Java Tip 13 - Anonymous Classes * Java Tip 14 - Why Enum and Enum Basics - ordinal and values * Java Tip 15 - Enum - Constructor, variables and methods * Java Tip 16 - Quick look at inbuild Enums - Month, DayOfWeek " - Ref.: Udemy.com 

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