Haythem Balti, Alan Galloway

Job Ready Java (eBook, ePUB)

• Format: ePub

Produktbeschreibung

Prepare yourself to take on new and exciting Java programming challenges with this one-stop resource Job Ready Java delivers a comprehensive and foundational approach to Java that is immediately applicable to real-world environments. Based on the highly regarded and effective Software Guild Java Bootcamp: Object Oriented Programming course, this book teaches you the basic and advanced Java concepts you will need at any entry-level Java position. With the "Pulling It Together" sections, you'll combine and integrate the concepts and lessons taught by the book, while also benefiting from: * A thorough introduction to getting set up with Java, including how to write, compile, and run Java programs with or without a Java IDE * Practical discussions of the basics of the Java language, including syntax, program flow, and code organization * A walk through the fundamentals of Object-Oriented Programming including Classes, Objects, Interfaces, and Inheritance, and how to leverage OOP in Java to create elegant code. * Explorations of intermediate and advanced Java concepts, including Maven , unit testing, Lambdas, Streams, and the Spring Framework Perfect for Java novices seeking to make a career transition, Job Ready Java will also earn a place in the libraries of Java developers wanting to brush up on the fundamentals of their craft with an accessible and up-to-date resource.

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Produktdetails

• Verlag: John Wiley & Sons
• Seitenzahl: 768
• Erscheinungstermin: 3. März 2021
• Englisch
• ISBN-13: 9781119775652
• Artikelnr.: 61289397

Autorenporträt

HAYTHEM BALTI, PhD, is Director of Curriculum at Wiley's Software Guild and mthree. He has created courses used by thousands of Software Guild Students in Java, Python, Go, and other development and data science competencies. He earned his doctorate in Computer Engineering and Computer Science from the University of Louisville. ALAN GALLOWAY is Director of Instruction at Wiley's Software Guild and mthree. H:e supervises a team of instructors who deliver large-scale training programs in technology.

Inhaltsangabe

About the Authors v

About the Technical Writer vii

About the Technical Editors vii

Acknowledgments ix

Introduction xxv

Part I: Getting Set Up 1

Lesson 1: Installing Java 2

The Java Universe 3

The Java Development Kit 3

The Java Virtual Machine 4

The Java Runtime Environment 5

Installing OpenJDK 5

Installing OpenJDK on Microsoft Windows 6

Checking for an Existing JDK on Windows 6

Installing OpenJDK 7

Verifying the Installation 10

Installing OpenJDK on macOS 13

Checking for an Existing JDK on macOS 13

Installing OpenJDK 13

Verifying the Installation 17

Creating Your First Java Program 17

Writing the Program 18

Compiling and Running the Program 19

Dealing with Syntax Errors 21

Using the Compiler and Java Virtual Machine 22

Summary 22

Lesson 2: Installing a Development Environment: NetBeans 24

Getting Started 25

Understanding the Value of an IDE 25

Using the Source Code Editor 25

Using the Build Automation Tools 26

Using the Debugger 26

Installing NetBeans 27

Using an Installer 27

Installing on Windows 28

Installing on macOS 32

Installing Binaries 37

Installing Binaries on Windows 40

Adding the JDK 42

Running NetBeans 44

Summary 45

Lesson 3: Using an Integrated Development Environment 46

Using an IDE 47

Creating a New Project 48

Coding the "Hello, World!" Program 53

Compiling the Code in NetBeans 57

Running the Program 59

Using the Debugging Tools 60

Compilation and Syntax Errors 61

Runtime and Logic Errors 63

Understanding Source Control 67

Summary 69

Part II: Basics of Object Oriented Programming 70

Lesson 4: Using Program Statements and Variables 71

Approach 72

Concepts 73

Computers 73

Data vs. Information 73

Programs and Programming 74

Models and Metaphors 74

Objects 74

Specifications 75

Syntax vs. Semantics 75

Language Building Blocks 75

Comments 75

Single-Line Comments 76

Multiline Comments 76

Doc Comments 77

Using Comments 78

Identifiers 79

Data Types 80

Statically Typed Languages 81

Type Conversion 81

Literals 82

Variables 82

Constants 84

Operators and Expressions 84

Three Flavors of Operators 85

Operator Precedence 88

Pulling It All Together: Mathematical Expressions and Operators 89

Summary 93

Exercises 93

Exercise 1: ABeginning.java 94

Exercise 2: ProjectGutenberg.java 95

Exercise 3: CommentingCode.java 97

Exercise 4: AllTheMath.java 98

Exercise 5: BucketsOfFun.java 100

Lesson 5: Collecting and Parsing Input from the User 103

Console Input and Output 104

Adder Version 1 104

Adder Version 2 106

Declaring and Initializing Our Variables 106

Setting Up a Scanner Object 106

Understanding the Command Line 107

Getting the Values from the User 108

Going from Strings to Integers 108

Adding the Numbers Together 109

Using Loops to Gather User Input 111

Parsing Data 112