by Ranga Karanam | Released February 2019 | ISBN: 9781838556976

Start learning Java programming step-by-step with 200+ code examples. 250 amazing steps for absolute Java beginners!About This VideoAmazing Hands-on Step By Step Learning ExperiencesReal Project Experiences using the Best Tools and FrameworksAwesome Troubleshooting Guides with 200+ FAQs Answered In DetailZero Java Programming Experience? No Problem. Do you want to take the first steps to Become a Great Java Programmer? Do you want to Learn Java Step By Step in a Fail Safe in28Minutes Way? Do you want to Learn to Write Great Java Programs? Java is one of the most popular programming languages. Java offers both object-oriented and functional programming features. We take a hands-on approach using a combination of JShell and Eclipse as an IDE to illustrate more than 200 Java Coding Exercises, Puzzles and Code Examples. This course assumes no previous ( beginner ) programming or Java experience. If you've never programmed a computer before, or if you already have experience with another programming language and want to quickly learn Java, this is a perfect course for you. All the code and supporting files for this course are available at: https://github.com/PacktPublishing/Java-9-Programming-for-Complete-Beginners-in-250-Steps Show and hide more

1. Chapter 1 : Introduction
   • Introduction to the Course 00:02:48
   • How to Make Best use of the Course Guide? 00:01:30
2. Chapter 2 : Installing Java 11
   • Step 01 - Installing JDK - with installation guide PDF 00:03:29
   • Step 02 - Verifying Java and JShell 00:03:11
   • Step 03 - Troubleshooting Java installation 00:02:06
   • Step 04 - Setting Path environment variable in Windows 00:06:52
3. Chapter 3 : Introduction to Java Programming with JShell using Multiplication Table
   • Step 00 - Getting Started with Programming 00:02:13
   • Step 01 - Introduction to Multiplication Table challenge 00:01:29
   • Step 02 - Launch JShell 00:05:19
   • Step 03 - Break Down Multiplication Table Challenge 00:01:55
   • Step 04 - Java Expression - An Introduction 00:07:42
   • Step 05 - Java Expression – Exercises 00:01:39
   • Step 06 - Java Expression – Puzzles 00:08:14
   • Step 07 - Printing output to console with Java 00:10:54
   • Step 08 - Printing output to console with Java - Exercise Statements 00:01:40
   • Step 09 - Printing output to console with Java - Exercise Solutions 00:03:58
   • Step 10 - Printing output to console with Java – Puzzles 00:08:01
   • JShell Tip - Multiple Lines of Code 00:02:13
   • Step 11 - Advanced Printing output to console with Java 00:06:41
   • Step 12 - Advanced Printing output to console with Java – Exercises 00:04:11
   • Step 13 - Introduction to Variables in Java 00:08:28
   • Step 14 - Introduction to Variables in Java - Exercises and Puzzles 00:06:27
   • Step 15 - 4 Important Things to Know about Variables in Java 00:01:02
   • Step 16 - How are variables stored in memory? 00:04:33
   • Step 17 - How to name a variable? 00:04:06
   • Step 18 - Understanding Primitive Variable Types in Java 00:06:55
   • Step 19 - Understanding Primitive Variable Types in Java - Choosing a Type 00:06:14
   • Java Tip - String Concatenation 00:03:05
   • Step 20 - Java Assignment Operator 00:04:20
   • Step 21 - Java Assignment Operator - Puzzles on Increment, Decrement and Compound 00:03:21
   • Step 22 - Programming Tips: JShell - Shortcuts, Multiple Lines and Variables 00:07:08
   • Step 23 - Java Conditionals and If Statement – Introduction 00:07:59
   • Step 24 - Java Conditionals and If Statement - Exercise Statements 00:02:11
   • Step 25 - Java Conditionals and If Statement - Exercise Solutions 00:06:31
   • Step 26 - Java Conditionals and If Statement – Puzzles 00:06:38
   • Step 27 - Java For Loop to Print Multiplication Table – Introduction 00:09:04
   • Step 28 - Java For Loop to Print Multiplication Table - Exercise Statements 00:01:38
   • Step 29 - Java For Loop to Print Multiplication Table - Exercise Solutions 00:11:09
   • Step 30 - Java For Loop to Print Multiplication Table – Puzzles 00:06:33
   • Step 31 - Getting Started with Programming - Revise all Terminology 00:06:28
4. Chapter 4 : Introduction to Method with Multiplication Table
   • Step 00 - Section 02 - Methods - An Introduction 00:01:07
   • Step 01 - Your First Java Method - Hello World Twice and Exercise Statements 00:09:22
   • Step 02 - Introduction to Java Methods - Exercises and Puzzles 00:06:19
   • Step 03 - Programming Tip - Editing Methods with JShell 00:05:15
   • Step 04 - Introduction to Java Methods - Arguments and Parameters 00:10:36
   • Step 05 - Introduction to Java Method Arguments – Exercises 00:05:19
   • Step 06 - Introduction to Java Method Arguments - Puzzles and Tips 00:04:10
   • Step 07 - Getting back to Multiplication Table - Creating a method 00:05:48
   • Step 08 - Print Multiplication Table with a Parameter and Method Overloading 00:04:12
   • Step 09 - Passing Multiple Parameters to a Java Method 00:05:14
   • Step 10 - Returning from a Java Method - An Introduction 00:05:48
   • Step 11 - Returning from a Java Method – Exercises 00:05:43
   • Step 12 - Methods - Section Review 00:02:26
5. Chapter 5 : Introduction to Java Platform
   • Step 00 - Section 03 - Overview of Java Platform - Section Overview 00:01:08
   • Step 01 - Overview of Java Platform - An Introduction - java, javac, bytecode 00:05:13
   • Step 02 - Java Class and Object - First Look 00:05:38
   • Step 03 - Create a method in a Java class 00:06:21
   • Step 04 - Create and Compile Planet.java class 00:06:05
   • Step 05 - Run Planet class with Java - Using a main method 00:06:17
   • Step 06 - Play and Learn with Planet Class 00:05:19
   • Step 07 - JDK vs JRE vs JVM 00:05:57
6. Chapter 6 : Introduction to Eclipse - First Java Project
   • Step 00 - Installing Eclipse 00:02:47
   • Step 01 - Creating a New Java Project with Eclipse 00:05:13
   • Step 02 - Your first Java class with Eclipse 00:05:27
   • Step 03 - Writing Multiplication Table Java Program with Eclipse 00:06:10
   • Step 04 - Adding more methods for Multiplication Table Program 00:03:52
   • Eclipse Tip - Save Actions 00:02:41
   • Step 05 - Programming Tip 1: Refactoring with Eclipse 00:04:38
   • Step 06 - Programming Tip 2: Debugging with Eclipse 00:10:05
   • Step 07 - Programming Tip 3: Eclipse vs JShell - How to choose? 00:05:39
7. Chapter 7 : Introduction to Object Oriented Programming
   • Step 00 - Introduction to Object Oriented Programming - Section Overview 00:01:01
   • Step 01 - Introduction to Object Oriented Programming – Basics 00:05:25
   • Step 02 - Introduction to Object Oriented Programming - Terminology - Class Object, 00:04:56
   • Step 03 - Introduction to Object Oriented Programming - Exercise – Online Shopping 00:03:08
   • Step 04 - Create Motor Bike Java Class and a couple of objects 00:06:30
   • Step 05 - Exercise Solutions - Book class and 3 instances 00:02:02
   • Step 06 - Introducing State of an object with speed variable 00:05:54
   • Step 07 - Understanding basics of Encapsulation with Setter methods 00:07:05
   • Step 08 - Exercises and Tips - Getters and Generating Getters and Setters with E 00:05:40
   • Step 09 - Puzzles on this and initialization of member variables 00:07:21
   • Step 10 - First Advantage of Encapsulation 00:01:53
   • Step 11 - Introduction to Encapsulation - Level 2 00:06:07
   • Step 12 - Encapsulation Exercises - Better Validation and Book class 00:03:53
   • Step 13 - Introduction to Abstraction 00:03:05
   • Step 14 - Introduction to Java Constructors 00:04:26
   • Step 15 - Introduction to Java Constructors - Exercises and Puzzles 00:06:47
   • Step 16 - Introduction to Object Oriented Programming – Conclusion 00:01:13
8. Chapter 8 : Primitive Data Types and Alternatives
   • Step 00 - Primitive Data Types in Depth - Section Overview 00:01:08
   • Step 01 - Basics about Java Integer Data Types - Casting, Operators and More 00:07:30
   • Step 02 - Java Integer Data Types - Puzzles - Octal, Hexadecimal, Post and Pre integer 00:09:50
   • Step 03 - Java Integer Data Types - Exercises - BiNumber - add, multiply and double 00:09:03
   • Step 04 - Java Floating Point Data Types - Casting, Conversion and Accuracy 00:04:35
   • Step 05 - Introduction to BigDecimal Java Class 00:06:58
   • Step 06 - BigDecimal Puzzles - Adding Integers 00:03:13
   • Step 07 - BigDecimal Exercises - Simple Interest Calculation 00:11:34
   • Step 08 - Java Boolean Data Type - Relational and Logical Operators 00:10:38
   • Step 09 - Java Boolean Data Type - Puzzles - Short Circuit Operators 00:05:02
   • Step 10 - Java Character Data Type char - Representation and Conversion 00:06:02
   • Step 11 - Java char Data Type - Exercises 1 – isVowel 00:07:47
   • Step 12 - Java char Data Type - Exercises 2 – isDigit 00:08:03
   • Step 13 - Java char Data Type - Exercises 3 - isConsonant, List Upper Case and L 00:09:00
   • Step 14 - Primitive Data Types in Depth – Conclusion 00:01:23
9. Chapter 9 : Conditionals
   • Step 00 - Conditionals with Java - Section Overview 00:01:23
   • Step 01 - Introduction to If Else Statement 00:04:52
   • Step 02 - Introduction to Nested If Else 00:04:48
   • Step 03 - If Else Statement – Puzzles 00:08:02
   • Step 04 - If Else Problem - How to get User Input in Java? 00:06:45
   • Step 05 - If Else Problem - How to get number 2 and choice from user? 00:03:06
   • Step 06 - If Else Problem - Implementing with Nested If Else 00:03:37
   • Programming Tip - CodingBat dot Com 00:01:35
   • Step 07 - Java Switch Statement - An introduction 00:09:32
   • Step 08 - Java Switch Statement - Puzzles - Default, Break and Fall Through 00:07:01
   • Step 09 - Java Switch Statement - Exercises - isWeekDay, nameOfMonth, nameOfDay 00:13:02
   • Eclipse Tip - Ctrl or Cmd + 1 00:05:06
   • Step 10 - Java Ternary Operation - An Introduction 00:06:22
   • Step 11 - Conditionals with Java – Conclusion 00:00:32
10. Chapter 10 : Loops
    • Step 00 - Java Loops - Section Introduction 00:00:58
    • Step 01 - Java For Loop - Syntax and Puzzles 00:06:56
    • Step 02 - Java For Loop - Exercises Overview and First Exercise Prime Numbers 00:12:38
    • Step 03 - Java For Loop - Exercise - Sum Upto N Numbers and Sum of Divisors 00:06:54
    • Step 04 - Java For Loop - Exercise - Print a Number Triangle 00:05:19
    • Eclipse Tip - Templates - sysout, main, fore, ifelse 00:02:23
    • Step 05 - While Loop in Java - An Introduction 00:05:05
    • Step 06 - While Loop - Exericises - Cubes and Squares upto limit 00:09:04
    • Step 07 - Do While Loop in Java - An Introduction 00:04:10
    • Step 08 - Do While Loop in Java - An Example - Cube while user enters positive n 00:08:27
    • Step 09 - Introduction to Break and Continue 00:04:40
    • Step 10 - Selecting Loop in Java - For vs While vs Do While 00:03:41
11. Chapter 11 : Reference Types
    • Step 00 - Java Reference Types - Section Introduction 00:01:31
    • Step 01 - Reference Types - How are they stored in Memory? 00:07:02
    • Step 02 - Java Reference Types – Puzzles 00:08:53
    • Step 03 - String class - Introduction and Exercise - Print each word and char on 00:08:38
    • Step 04 - String class - Exercise Solution and Some More Important Methods 00:08:39
    • Step 05 - Understanding String is Immutable and String Concat, Upper Case, Lower 00:05:10
    • Step 06 - String Concatenation and Join, Replace Methods 00:07:34
    • Step 07 - Java String Alternatives - StringBuffer and StringBuilder 00:04:54
    • Step 08 - Java Wrapper Classes - An Introduction - Why and What? 00:02:46
    • Step 09 - Java Wrapper Classes - Creation - Constructor and valueOf 00:05:22
    • Step 10 - Java Wrapper Classes - Auto Boxing and a Few Wrapper Constants – SIZE 00:03:27
    • Step 11 - Java Dates - Introduction to LocalDate, LocalTime and LocalDateTime 00:04:09
    • Step 12 - Java Dates - Exploring LocalDate - Creation and Methods to play with D 00:07:13
    • Step 13 - Java Dates - Exploring LocalDate - Comparing Dates and Creating Specif 00:05:20
    • Eclipse Tip - Exploring Java API 00:03:45
    • Step 14 - Java Reference Types – Conclusion 00:01:45
12. Chapter 12 : Arrays and ArrayLists
    • Step 00 - Introduction to Array and ArrayList - Section Introduction with a Challenge 00:01:19
    • Step 01 - Understanding the need and Basics about an Array 00:05:26
    • Step 02 - Java Arrays - Creating and Accessing Values – Introduction 00:06:04
    • Step 03 - Java Arrays - Puzzles - Arrays of Objects, Primitive Data Types, toStr 00:08:11
    • Step 04 - Java Arrays - Compare, Sort and Fill 00:05:11
    • Step 05 - Java Arrays - Exercise - Create Student Class - Part 1 - Total and Ave 00:06:17
    • Step 06 - Java Arrays - Exercise - Create Student Class - Part 2 - Maximum and Minimum 00:13:06
    • Step 07 - Introduction to Variable Arguments – Need 00:04:36
    • Step 08 - Introduction to Variable Arguments – Basics 00:05:04
    • Step 09 - Introduction to Variable Arguments - Enhancing Student Class 00:01:59
    • Step 10 - Java Arrays - Using Person Objects and String Elements with Exercises 00:03:35
    • Eclipse Tip - Code Generation 00:02:41
    • Step 11 - Java String Arrays - Exercise Solutions - Print Day of Week with Most 00:04:56
    • Step 12 - Adding and Removing Marks - Problem with Arrays 00:03:21
    • Step 13 - First Look at ArrayList - An Introduction 00:04:37
    • Step 14 - First Look at ArrayList - Refactoring Student Class to use ArrayList 00:05:57
    • Step 15 - First Look at ArrayList - Enhancing Student Class with Add and Remove 00:02:30
    • Step 16 - Introduction to Array and ArrayList – Conclusion 00:01:09
13. Chapter 13 : Object Oriented Programming Again
    • Step 00 - Object Oriented Programming - Level 2 - Section Introduction 00:01:55
    • Step 01 - Basics of Designing a Class - Class, Object, State and Behavior 00:03:49
    • Step 02 - OOPS Example - Fan Class - Deciding State and Constructors 00:10:06
    • Step 03 - OOPS Example - Fan Class - Deciding Behavior with Methods 00:06:28
    • Step 04 - OOPS Exercise - Rectangle Class 00:06:27
    • Step 05 - Understanding Object Composition with Customer Address Example 00:10:50
    • Step 06 - Understanding Object Composition - An Exercise - Books and Reviews 00:02:48
    • Step 07 - Understanding Inheritance - Why do we need it? 00:07:52
    • Step 08 - Object is at top of Inheritance Hierarchy 00:04:06
    • Step 09 - Inheritance and Overriding - with toString() method 00:04:55
    • Step 10 - Java Inheritance - Exercise - Student and Employee Classes 00:06:53
    • Step 11 - Java Inheritance - Default Constructors and super() method call 00:09:18
    • Step 12 - Java Inheritance - Puzzles - Multiple Inheritance, Reference Variables 00:06:22
    • Step 13 - Java Abstract Class – Introduction 00:06:10
    • Step 14 - Java Abstract Class - First Example - Creating Recipes with Template M 00:07:37
    • Step 15 - Java Abstract Class – Puzzles 00:03:41
    • Step 16 - Java Interface - Example 1 - Gaming Console - How to think about Intef 00:08:30
    • Step 17 - Java Interface - Example 2 - Complex Algorithm - API defined by extern 00:05:58
    • Step 18 - Java Interface - Puzzles - Unimplemented methods, Abstract Classes, Values 00:09:42
    • Step 19 - Java Interface vs Abstract Class - A Comparison 00:03:49
    • Step 20 - Java Interface Flyable and Abstract Class Animal - An Exercise 00:05:26
    • Programming Tip - 97 Things every programming should know 00:02:22
    • Step 21 - Polymorphism - An introduction 00:06:11
14. Chapter 14 : Collections
    • Step 01 - Java Collections - Section Overview with Need for Collections 00:03:17
    • Step 02 - List Interface - Introduction - Position is King 00:07:05
    • Step 03 - List Inteface - Immutability and Introduction of Implementations – Array 00:04:37
    • Step 04 - List Inteface Implementations - ArrayList vs LinkedList 00:05:32
    • Programming Tip - Teach Yourselves programming in 10 Years 00:01:45
    • Step 05 - List Inteface Implementations - ArrayList vs Vector 00:03:43
    • Step 06 - List Inteface - Methods to add, remove and change elements and lists 00:06:36
    • Step 07 - List and ArrayList - Iterating around elements 00:02:59
    • Step 08 - List and ArrayList - Choosing iteration approach for printing and delete 00:06:56
    • Step 09 - List and ArrayList - Puzzles - Type Safety and Removing Integers 00:07:24
    • Step 10 - List and ArrayList - Sorting - Introduction to Collections sort static 00:08:57
    • Step 11 - List and ArrayList - Sorting - Implementing Comparable Inteface 00:03:26
    • Step 12 - List and ArrayList - Sorting - Providing Flexibility by implementing C 00:06:07
    • Step 13 - List and ArrayList - A Summary 00:02:23
    • Step 14 - Set Interface - Introduction - No Duplication 00:04:17
    • Step 15 - Understanding Data Structures - Array, LinkedList and Hashing 00:06:17
    • Step 16 - Understanding Data Structures - Tree - Sorted Order 00:03:26
    • Step 17 - Set Interface - Hands on - HashSet, LinkedHashSet and TreeSet 00:04:58
    • Step 18 - Set Interface - Exercise - Find Unique Characters in a List 00:04:34
    • Step 19 - TreeSet - Methods from NavigableSet - floor,lower,upper, subSet, head 00:05:29
    • Step 20 - Queue Interface - Process Elements in Order 00:01:39
    • Step 21 - Introduction to PriorityQueue - Basic Methods and Customized Priority 00:06:32
    • Step 22 - Map Interface - An Introduction - Key and Value 00:02:50
    • Step 23 - Map Interface - Implementations - HashMap, HashTable, LinkedHashMap 00:02:49
    • Step 24 - Map Interface - Basic Operations 00:05:00
    • Step 25 - Map Interface - Comparison - HashMap vs LinkedHashMap vs TreeMap 00:04:20
    • Step 26 - Map Interface - Exercise - Count Occurrences of characters and words 00:08:43
    • Step 27 - TreeMap - Methods from NavigableMap - floorKey, higherKey, firstEntry 00:04:26
    • Step 28 - Java Collections - Conclusion with Three Tips 00:03:01
15. Chapter 15 : Generics
    • Step 01 - Introduction to Generics - Why do we need Generics? 00:05:44
    • Step 02 - Implementing Generics for the Custom List 00:05:05
    • Step 03 - Extending Custom List with a Generic Return Method 00:02:19
    • Step 04 - Generics Puzzles - Restrictions with extends and Generic Methods 00:07:32
    • Step 05 - Generics and WildCards - Upper Bound and Lower Bound 00:06:18
16. Chapter 16 : Introduction to Functional Programming
    • Step 01 - Introduction to Functional Programming - Functions are First Class 00:02:22
    • Step 02 - Functional Programming - First Example with Function as Parameter 00:07:10
    • Step 03 - Functional Programming - Exercise - Loop a List of Numbers 00:02:21
    • Step 04 - Functional Programming - Filtering - Exercises to print odd and even n 00:07:27
    • Step 05 - Functional Programming - Collect - Sum of Numbers in a List 00:06:55
    • Step 06 - Functional Programming vs Structural Programming - A Quick Comparison 00:04:31
    • Step 07 - Functional Programming Terminology - Lambda Expression, Stream and Operations 00:06:20
    • Step 08 - Stream Intermediate Operations - Sort, Distinct, Filter and Map 00:04:31
    • Step 09 - Stream Intermediate Operations - Exercises - Squares of First 10, Map 00:04:34
    • Step 10 - Stream Terminal Operations - 1 - max operation with Comparator 00:07:29
    • Step 11 - Stream Terminal Operations - 2 - min, collect to List 00:07:02
    • Step 12 - Optional class in Java - An Introduction 00:04:49
    • Step 13 - Behind the Screens with Functional Interfaces - Implement Predicate Int 00:08:27
    • Step 14 - Behind the Screens with Functional Interfaces - Implement Consumer Int 00:03:09
    • Step 15 - Behind the Screens with Functional Interfaces - Implement Function Int 00:04:22
    • Step 16 - Simplify Functional Programming code with Method References 00:09:48
    • Step 17 - Functions are First Class Citizens 00:03:30
    • Step 18 - Introduction to Functional Programming – Conclusion 00:02:52
17. Chapter 17 : Introduction to Threads and Concurrency
    • Step 01 - Introduction to Threads and MultiThreading - Need for Threads 00:04:52
    • Step 02 - Creating a Thread for Task1 - Extending Thread Class 00:06:07
    • Step 03 - Creating a Thread for Task2 - Implement Runnable Interface 00:04:50
    • Step 04 - Theory - States of a Thread 00:05:21
    • Step 05 - Placing Priority Requests for Threads 00:04:19
    • Step 06 - Communication between Threads - join method 00:03:48
    • Step 07 - Thread utility methods and synchronized keyword - sleep, yield 00:05:44
    • Step 08 - Need for Controlling the Execution of Threads 00:02:42
    • Step 09 - Introduction to Executor Service 00:04:27
    • Step 10 - Executor Service - Customizing number of Threads 00:05:28
    • Step 11 - Executor Service - Returning a Future from Thread using Callable 00:06:43
    • Step 12 - Executor Service - Waiting for completion of multiple tasks using invokeAny 00:06:58
    • Step 13 - Executor Service - Wait for only the fastest task using invokeAny 00:02:42
    • Step 14 - Threads and MultiThreading – Conclusion 00:02:23
18. Chapter 18 : Introduction to Exception Handling
    • Step 01 - Introduction to Exception Handling - Your Thought Process during Exception 00:03:13
    • Step 02 - Basics of Exceptions - NullPointerException and StackTrace 00:06:16
    • Step 03 - Basics of Handling Exceptions - try and catch 00:05:19
    • Step 04 - Basics of Handling Exceptions - Exception Hierarchy, Matching and Catch 00:07:15
    • Step 05 - Basics of Handling Exceptions - Need for finally 00:06:23
    • Step 06 - Basics of Handling Exceptions – Puzzles 00:04:00
    • Step 07 - Checked Exceptions vs Unchecked Exceptions - An Example 00:06:20
    • Step 08 - Hierarchy of Errors and Exceptions - Checked and Runtime 00:04:37
    • Step 09 - Throwing an Exception - Currencies Do Not Match Runtime Exception 00:06:44
    • Step 10 - Throwing a Checked Exception - Throws in method signature and handling 00:03:13
    • Step 11 - Throwing a Custom Exception – CurrenciesDoNotMatchException 00:03:54
    • Step 12 - Write less code with Try with Resources - New Feature in Java 7 00:03:22
    • Step 13 - Basics of Handling Exceptions - Puzzles 2 00:02:04
    • Step 14 - Exception Handling - Conclusion with Best Practices 00:04:31
19. Chapter 19 : Files and Directories
    • Step 01 - List files and folders in Directory with Files list method 00:05:26
    • Step 02 - Recursively List and Filter all files and folders in Directory 00:07:12
    • Step 03 - Read content from a File - Files readAllLines and lines methods 00:05:44
    • Step 04 - Writing Content to a File - Files write method 00:02:17
    • Step 05 - Files – Conclusion 00:02:01
20. Chapter 20 : More Concurrency with Concurrent Collections and Atomic Operations
    • Step 01 - Getting started with Synchronized 00:06:47
    • Step 02 - Problem with Synchronized - Less Concurrency 00:02:58
    • Step 03 - Enter Locks with ReEntrantLock 00:05:07
    • Step 04 - Introduction to Atomic Classes – AtomicInteger 00:04:10
    • Step 05 - Need for ConcurrentMap 00:04:24
    • Step 06 - Implementing an example with ConcurrentHashMap 00:06:21
    • Step 07 - ConcurrentHashMap uses different locks for different regions 00:02:38
    • Step 08 - CopyOnWrite Concurrent Collections - When reads are more than writes 00:07:04
    • Step 09 – Conclusion 00:02:29
21. Chapter 21 : Java Tips
    • Java Tip 01 - Imports and Static Imports 00:07:11
    • Java Tip 02 – Blocks 00:02:53
    • Java Tip 03 - equals method 00:06:09
    • Java Tip 04 - hashcode method 00:03:13
    • Java Tip 05 - Class Access Modifiers - public and default 00:04:59
    • Java Tip 06 - Method Access Modifiers - public, protected, private and default 00:06:54
    • Java Tip 07 - Final classes and Final methods 00:05:19
    • Java Tip 08 - Final Variables and Final Arguments 00:03:13
    • Java Tip 09 - Why do we need static variables? 00:04:48
    • Java Tip 09 - Why do we need static methods? 00:03:04
    • Java Tip 10 - Static methods cannot use instance methods or variables 00:02:43
    • Java Tip 11 - public static final – Constants 00:05:37
    • Java Tip 12 - Nested Classes - Inner Class vs Static Nested Class 00:06:21
    • Java Tip 13 - Anonymous Classes 00:07:04
    • Java Tip 14 - Why Enum and Enum Basics - ordinal and values 00:07:28
    • Java Tip 15 - Enum - Constructor, variables and methods 00:03:40
    • Java Tip 16 - Quick look at inbuild Enums - Month, DayOfWeek 00:03:04
22. Chapter 22 : Congratulations
    • Congratulations 00:01:02
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