Learning Java Programming in Clara s World 1st Edition by Anton Bogdanovych, Tomas Trescak ISBN 9783030755416 303075541X

Chapter 1 Introduction to Clara’s World

1.1 Meet Clara

1.1.1 Clara’s World

1.1.2 Programming Clara

1.2 Chapter Problem: Leaf Delivery

1.2.1 Introducing Clara’s World Framework

1.2.2 Changing Clara’s World Appearance

1.2.3 Working with Multiple Worlds

1.2.4 Solving the Chapter Problem

1.3 Revised Problem: Leaf Delivery and Reset

1.4 Summary

1.5 Exercises

Chapter 2 Flow of Control

2.1 Chapter Story: Patching Roads

2.2 Chapter Problem: Clara Patches Roads

2.3 New Clara Commands

2.4 The Difference between act() and run()

2.5 Conditional Statements

2.6 Solving the Chapter Problem: Clara Patches Roads

2.7 Logical Operators

2.7.1 Logical NOT

2.7.2 Logical AND

2.7.3 Logical OR

2.8 Short-Circuited Operators

2.9 The Precedence of Logical Operators

2.10 Statement Blocks and Nested if-statements

2.11 Road Patching Example with Logical Operators

2.12 Conditional Operator

2.13 Common Errors

2.13.1 Indentation and the Use of Curly Brackets

2.13.2 More Formatting Errors

2.13.3 Using Semicolons

2.13.4 Issues with Explicit Mentioning of true and false

2.14 Summary

2.15 Exercises

Chapter 3 Loops

3.1 Chapter Story:Vacuum Cleaner Robots

3.2 Chapter Problem: Clara the Vacuum Cleaner Robot

3.3 Loops

3.4 The for Loop

3.4.1 Examples of Using the for Loop.

3.4.2 Solving the Chapter Problem with for Loops

3.4.3 Elements of the for Loop.

3.4.3.1 Header and Body

3.4.3.2 Loop Header: Initialisation Section

3.4.3.3 Loop Header: Test Section

3.4.3.4 Loop Header: Update Section

3.4.4 Nested Loops

3.4.5 The break Statement

3.4.6 The continue Statement

3.5 Conditional Loops

3.5.1 Chapter Problem 2: Clara the General-Purpose Cleaner

3.5.2 The while Loop

3.5.3 Solving the Chapter Problem with while Loops

3.5.4 The do-while Loop

3.6 Common Errors

3.7 Summary

3.8 Exercises

Chapter 4 Coding Style and Decomposition

4.1 Chapter Story: Consequences of Errors in Code

4.1.1 What Is Bad Code?

4.2 Key Principles of How to Write Good Code

4.2.1 Comments in Code

4.2.1.1 Single Line Comments

4.2.1.2 What to Comment

4.2.1.3 Clara Cleaner Problem with Comments

4.2.2 Code Indentation

4.2.3 Decomposition

4.2.3.1 Example: Hurdle Race

4.2.4 Naming Conventions

4.3 Summary

4.4 Exercises

Chapter 5 Variables

5.1 Chapter Story: The Friendship Algorithm

5.2 Chapter Problem: Selecting the Least Objectionable Activity

5.3 Variables

5.3.1 Variable Names

5.3.2 Variable Types

5.3.3 Variable Values

5.3.4 Declaring Variables

5.3.5 Assigning Variable Values

5.3.6 Variable Visibility

5.4 Receiving User Input from Keyboard

5.5 Console Output

5.6 Friendship Algorithm: Memorising Interests

5.7 Mid Point Example

5.8 Friendship Algorithm: Finding LOA

5.9 Summary

5.10 Exercises

Chapter 6 Expressions

6.1 Chapter Story: Letterboxes with Flags

6.2 Chapter Problem: Using Flags

6.3 Boolean Variables

6.4 Solving the Chapter Problem

6.5 Variables and Literals

6.6 Working with Keyboard Input

6.7 Arithmetic Operators and Expressions with Variables

6.7.1 Subtraction

6.7.2 Addition

6.7.3 Remainder

6.7.4 Division

6.7.5 Variable Casting

6.8 Revised Chapter Problem: Aussie Postie

6.9 More on Expressions

6.9.1 Operator Precedence

6.9.2 The “+” Operator

6.9.3 Combined Assignment Operators

6.9.4 Relational Operators

6.9.5 Summary Example: Line in the Middle

6.10 Summary

6.11 Exercises

Chapter 7 Debugging and Random Numbers

7.1 Chapter Story: Pac-man

7.2 Chapter Problem 1: Ghosts Performing Random Walk

7.3 Random Numbers

7.3.1 Solving the Chapter Problem: Finding the Leaf via Random Walk

7.4 Debugging

7.4.1 Chapter Problem 2: Repairing Clara’s World after an Earthquake

7.4.2 Desk-Checking

7.4.3 Console Output

7.4.4 Embedded Debugger

7.5 Advanced Keyboard Input

7.6 Creating Constants

7.7 The switch-case Construct

7.8 Obstacle Avoidance Bug Style

7.8.1 Chapter Problem 3: Bug Navigation

7.9 Summary

7.10 Exercises

Chapter 8 Methods

8.1 Chapter Story: Simulating Projectile Motion in Video Games

8.1.1 Simplified Projectile Motion Simulation

8.2 Chapter Problem: Jumping Like a Flea

8.3 Methods

8.3.1 The void Returning Methods

8.3.2 Methods Returning a Value

8.3.3 Using return with void Methods

8.3.4 Methods Receiving Input

8.4 Information Hiding

8.5 Solving the Jumping Clara Problem

8.6 Passing Parameters by Value

8.7 Passing Parameters by Reference

8.8 Summary

8.9 Exercises

Chapter 9 Arrays

9.1 Chapter Story: Game of Life

9.2 Chapter Problem 1: Game of Life in Clara’s World

9.3 Arrays

9.3.1 Creating an Array

9.3.2 Working with Array Elements

9.3.3 Processing Arrays

9.3.4 Alternative Array Declaration

9.3.5 Array Length

9.3.6 Array Initialisation

9.4 Passing Arrays to Methods

9.5 Chapter Problem 2: Friendship Algorithm with Arrays

9.5.1 Sequential Search Algorithm

9.5.2 Solving Chapter Problem 2: Finding the Common Interest

9.6 Array Variables as References

9.6.1 Copying Arrays

9.6.2 Comparing Arrays

9.7 Multidimensional Arrays

9.7.1 Two-Dimensional Arrays

9.7.2 Initialising Two-Dimensional Arrays

9.7.3 Processing Two-Dimensional Arrays

9.7.4 Ragged Arrays

9.7.5 More than Two Dimensions

9.8 Solving Chapter Problem 1: Game of Life

9.9 Summary

9.10 Exercises

Chapter 10 Classes and Objects

10.1 Chapter Story: The Amazing Ants

10.2 Chapter Problem: Clara Imitates Ant Behaviour

10.3 Introduction to Classes and Objects

10.4 Creating Objects

10.5 Creating a Class Example

10.6 Access Specifiers private and public

10.7 The static Keyword

10.8 Inheritance

10.9 Overriding Methods

10.10 Accessing Methods and Variables

10.11 Constructors

10.12 Method Overloading

10.13 Passing Objects as Method Arguments

10.14 Chapter Problem Solution

10.15 Summary

10.17 Exercises

10.18 Epilogue

Appendix A Clara’s World User Guide

A.1 Quick Start

A.2 Creating an Account

A.3 Logging in

A.4 Recovering your Password and Verification

A.5 User Home Screen

A.6 Schedules, Practicals and Exercises

A.6.1 Schedules

A.6.2 Practicals

Download Zip

Leaderboards

Exercise List

Description

Exercise

Due Date

A.6.3 Exercises

Code Editor

Board View

Board Menu

Breadcrumbs

Message View

A.7 Rankings

A.8 Profile

Groups

Editor

Organisations

Avatars

A.9 How to Create Your Own Exercises

Step 1: Create an Empty Exercise

Step 2: Describe the exercise

Step 3: Create a World

Step 4: Validate the World

Step 5: Final Touches

Step 5: Adding Custom Code

References