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Flutter for Beginners

You're reading from   Flutter for Beginners An introductory guide to building cross-platform mobile applications with Flutter 2.5 and Dart

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Product type Paperback
Published in Oct 2021
Last Updated in Oct 2021
Publisher Packt
ISBN-13 9781800565999
Length 370 pages
Edition 2nd Edition
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Authors (2):
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Thomas Bailey Thomas Bailey
Author Profile Icon Thomas Bailey
Thomas Bailey
Alessandro Biessek Alessandro Biessek
Author Profile Icon Alessandro Biessek
Alessandro Biessek
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Table of Contents (18) Chapters Close

Preface 1. Section 1: Introduction to Flutter and Dart
2. Chapter 1: An Introduction to Flutter FREE CHAPTER 3. Chapter 2: An Introduction to Dart 4. Chapter 3: Flutter versus Other Frameworks 5. Chapter 4: Dart Classes and Constructs 6. Section 2: The Flutter User Interface – Everything Is a Widget
7. Chapter 5: Widgets – Building Layouts in Flutter 8. Chapter 6: Handling User Input and Gestures 9. Chapter 7: Routing – Navigating between Screens 10. Section 3: Developing Fully Featured Apps
11. Chapter 8: Plugins – What Are They and How Do I Use Them? 12. Chapter 9: Popular Third-Party Plugins 13. Chapter 10: Using Widget Manipulations and Animations 14. Section 4: Testing and App Release
15. Chapter 11: Testing and Debugging 16. Chapter 12: Releasing Your App to the World 17. Other Books You May Enjoy

Common issues

Sometimes your Flutter run or build will fail, and often this is related to plugin issues. In this section, we will look at some of the common issues and give some hints for how to resolve them.

Plugin breaking change

When a plugin changes its major or minor version number, it can mean that there has been a breaking change and that you will need to make some changes to keep the plugin working correctly.

There are generally two reasons for breaking changes:

  • A change in the way you use the plugin at a programming level. For example, the constructor parameters for a widget have changed, or the flow of method calls to the plugin needs to be modified. These are often simply notified via compilation errors and deprecation warnings.
  • A required change in the configuration of your project. These can be less obvious and checking the plugin readme on pub.dev is often the best way to assess whether you need to change your project configuration.

On the...

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