Book Image

C# 7 and .NET Core: Modern Cross-Platform Development - Second Edition

Book Image

C# 7 and .NET Core: Modern Cross-Platform Development - Second Edition

Overview of this book

If you want to build powerful cross-platform applications with C# 7 and .NET Core, then this book is for you. First, we’ll run you through the basics of C#, as well as object-oriented programming, before taking a quick tour through the latest features of C# 7 such as tuples, pattern matching, out variables, and so on. After quickly taking you through C# and how .NET works, we’ll dive into the .NET Standard 1.6 class libraries, covering topics such as performance, monitoring, debugging, serialization and encryption. The final section will demonstrate the major types of application that you can build and deploy cross-device and cross-platform. In this section, we’ll cover Universal Windows Platform (UWP) apps, web applications, mobile apps, and web services. Lastly, we’ll look at how you can package and deploy your applications so that they can be hosted on all of today’s most popular platforms, including Linux and Docker. By the end of the book, you’ll be armed with all the knowledge you need to build modern, cross-platform applications using C# and .NET Core.
Table of Contents (24 chapters)
C# 7 and .NET Core: Modern Cross-Platform Development - Second Edition
Credits
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

Practicing and exploring


Test your knowledge and understanding by answering some questions, get some hands-on practice, and explore with deeper research into topics of this chapter.

Exercise 4.1 - test your knowledge

Use the Web to answer the following questions:

  1. What is the maximum number of characters that can be stored in a string?

  2. When and why should you use a SecureString?

  3. When is it appropriate to use a StringBuilder?

  4. When should you use a LinkedList?

  5. When should you use a SortedDictionary class rather than a SortedList class?

  6. What is the ISO culture code for Welsh?

  7. What is the difference between localization, globalization, and internationalization?

  8. In a regular expression, what does $ mean?

  9. In a regular expression, how could you represent digits?

  10. Why should you not use the official standard for e-mail addresses to create a regular expression to validate a user's e-mail address?

Exercise 4.2 - practice regular expressions

Create a console application named Ch04_Exercise02 that prompts the user...