Write your first code in Java 23 using simple, step-by-step examples that model real-word objects and events, making learning easy. With this book you will be able to pick up core programming concepts without fuss and write efficient Java code in no time. Clear code descriptions and layout ensure you get your code running as soon as possible. Author Iuliana Cosmina focuses on practical knowledge and getting you up to speed quicklyall the bits and pieces a novice needs to get started programming in Java.
In this edition, you will discover how Java has changed since version 17, and how to design and write code using the most recently introduced Java features such as new collection methods, virtual threads, pattern and record matching in switch expressions, structured concurrency tasks, unnamed classes and instance methods, and many more.
This book is a complete Java guide, covering the following topics: setting up a development environment, programming concepts and well-known programming principles, writing Java code following industry-specific design patterns and coding conventions, executing it, debugging, testing, documenting it and even using specialized tools such as IntelliJ IDEA for writing Java code, Maven for building, JUnit Jupiter for testing, and in-memory and Docker-hosted databases or data storage. After reading this book, youll have all the necessary skills and knowledge to pass an interview for a starting Java development position.
What You Will Learn
Set up a Java development environment Use the Java language to write high-quality code Understand fundamental programming concepts and algorithms Use virtual threads, records, and other Java renown features Debug, test, and document Java code Improve performance by customizing the Garbage Collector
Who This Book Is For
Those who are new to programming and want to learn Java and use it to build efficient solutions
1. An Introduction to Java and its History.- 2. Preparing your
Development Environment.-
3. Getting Your Feet Wet.- 4. Java Syntax.- 5. Data
Types.- 6. Operators.- 7. Controlling the Flow.- 8. The Stream API.- 9.
Debugging, Testing, and Documenting.- 10. Making Your Application
Interactive.- 11. Working With Files.- 12. The Publish-Subscribe Framework.-
13. Garbage Collection.- Appendix A.
Iuliana Cosmina is currently a software engineer for Cloudsoft, 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.
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