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Java 17 for Absolute Beginners Learn the Fundamentals of Java Programming




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Dettagli

Genere:Libro
Lingua: Inglese
Editore:

Apress

Pubblicazione: 12/2021
Edizione: 2nd ed.





Trama

Write your first code in Java 17 using simple, step-by-step examples that model real-word objects and events, making learning easy. With Java 17 for Absolute Beginners  you’ll be able to pick up the concepts without fuss.  It teaches Java development in language anyone can understand, giving you the best possible start. 

You’ll see clear code descriptions and layout so that you can get your code running as soon as possible. Author Iuliana Cosmina focuses on practical knowledge and getting you up to speed quickly—all the bits and pieces a novice needs to get started programming in Java. 

First, you’ll discover what type of language Java is, what it is good for, and how it is executed. With the theory out of the way, you’ll install Java, choose an editor such as IntelliJ IDEA, and write your first simple Java program. Along the way you’ll compile and execute this program so it can run on any platform that supports Java. As part of this tutorial you’ll see how to write high-quality code by following conventions and respecting well-known programming principles, making your projects more professional and efficient. 

Java 17 for Absolute Beginners gives you all you need to start your Java programming journey. No experience necessary. After reading this book, you'll come away with the basics to get started writing programs in Java.

 What You Will Learn

  • Get started with Java 17 from scratch
  • Use data types, operators, and the stream API
  • Install and use the IntelliJ IDEA and the Gradle build tool
  • Exchange data using the new JSON APIs 
  • Play with images using multi-resolution APIs
  • Implement the publish-subscribe architecture

Who This Book Is For

Those who are new to programming and who want to start with Java.





Sommario

Chapter 1: An Introduction to Java
- When every version was released, how were they called and what were the particularities
- What is Java, how it is executed, what type of language it is and what is it good for
-
Chapter 2: Preparing your development environment
- Installing Java, choosing an editor, choosing a build tool
-
Chapter 3: Getting your feet wet
- Writing a simple program, compile and execute
- Adding a dependency of somebody else’s code through dependencies of existing libraries
- Mention best tools for java and most used frameworks like Spring

Chapter 4: Java syntax
- what is a package, module
- class
- enums
- interface ( private methods & default methods)
- class, constructor, methods… etc
- removal of _
 
Chapter 5: Data Types
- primitive, object types (emphasis on String, Collections, Calendar API)
- String – compact Strings
- Collections: Immutable collections, factory methods for Collections(JEP 269)
- mention Generics
- optional – enhancements 
- threads, futures – CompletableFuture (JEP 266)

Chapter 6: Operators
- unary, binary, ternary, logic, and the diamond operator (used in conjunction with anonymous inner classes)

Chapter 7: Controlling the flow 
- if, loops
- try catch (try with resources with managed variables)
- recursion

Chapter 8: The Stream API
 - streams , optional to Stream, enhancements

Chapter 9: Debugging , testing and documenting
- what is a break point
- loggers : unified JVM logging (JEP 264)
- mocks and stubs
- jmc, jps, jcmd – JDK utilities
- The new Doclet API
- the JShell Command Line Tool
- accessing the process API
- @Deprecated enhancements (JEP 277)

Chapter 10: Making your application interactive
- request data with System.in
- Swing
- Web applications (use the new HTTP client)
- JavaFX UI (JEP 253)
- Internationalization (JEP 267)

Chapter 11: Writing files
- storing data to files, reading it from them
- serialization to Binary, XML, JSON, YML (JEP290)
- playing with images – multi-resolution API

Chapter 12: Publish-Subscribe Framework
- reactive streams

Chapter 13: Garbage Collection
- JEP 214,248,271,291





Autore

Iuliana Cosmina is currently a software engineer for NCR Edinburgh. She has been writing Java code since 2002 and contributed to various types of applications such as experimental search engines, ERPs, track and trace, and banking. During her career, she has been a teacher, a team leader, software architect, DevOps professional, and software manager. She is a Spring-certified Professional, as defined by Pivotal, the makers of Spring Framework, Boot, and other tools, and considers Spring the best Java framework to work with. When she is not programming, she spends her time reading, blogging, learning to play piano, travelling, hiking, or biking.











Altre Informazioni

ISBN:

9781484270790

Condizione: Nuovo
Dimensioni: 254 x 178 mm Ø 1532 gr
Formato: Brossura
Illustration Notes:XVII, 801 p. 328 illus., 310 illus. in color.
Pagine Arabe: 801
Pagine Romane: xvii


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