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Java 11 Cookbook

You're reading from   Java 11 Cookbook A definitive guide to learning the key concepts of modern application development

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Product type Paperback
Published in Sep 2018
Publisher
ISBN-13 9781789132359
Length 802 pages
Edition 2nd Edition
Languages
Tools
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Authors (2):
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Mohamed Sanaulla Mohamed Sanaulla
Author Profile Icon Mohamed Sanaulla
Mohamed Sanaulla
Nick Samoylov Nick Samoylov
Author Profile Icon Nick Samoylov
Nick Samoylov
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Toc

Table of Contents (18) Chapters Close

Preface 1. Installation and a Sneak Peek into Java 11 FREE CHAPTER 2. Fast Track to OOP - Classes and Interfaces 3. Modular Programming 4. Going Functional 5. Streams and Pipelines 6. Database Programming 7. Concurrent and Multithreaded Programming 8. Better Management of the OS Process 9. RESTful Web Services Using Spring Boot 10. Networking 11. Memory Management and Debugging 12. The Read-Evaluate-Print Loop (REPL) Using JShell 13. Working with New Date and Time APIs 14. Testing 15. The New Way of Coding with Java 10 and Java 11 16. GUI Programming Using JavaFX 17. Other Books You May Enjoy

Saving and restoring the JShell command history

We will want to try out some code snippets in jshell as a means to explain Java programming to someone who is new to it. Moreover, some form of record of what code snippets were executed will be useful for the person who is learning the language.

In this recipe, we will execute a few code snippets and save them into a file. We will then load the code snippets from the saved file.

How to do it...

  1. Let's execute a series of code snippets, as follows:
        "Hello World"
String msg = "Hello, %s. Good Morning"
System.out.println(String.format(msg, "Friend"))
int someInt = 10
boolean someBool = false
if ( someBool...
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