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  • Book Overview & Buying Flutter Cookbook, Second Edition
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Flutter Cookbook, Second Edition

Flutter Cookbook, Second Edition - Second Edition

By : Simone Alessandria
4.6 (37)
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Flutter Cookbook, Second Edition

Flutter Cookbook, Second Edition

4.6 (37)
By: Simone Alessandria

Overview of this book

Are you ready to tap into the immense potential of Flutter? With over 1,000 new mobile apps published every day on the Apple and Google Play stores, Flutter is transforming the landscape of app development. It's time for you to join the revolution. Introducing the second edition of Flutter Cookbook, a step-by-step guide designed exclusively for you. Whether you're a seasoned developer or just starting your coding journey, this book is your ultimate companion. Dive into the latest features of Flutter 3.10 and unlock the secrets to building professional-grade, cross-platform applications. With our recipe-based approach, we'll not only show you how to implement Flutter's features but also explain why they work. Through practical examples and real-world execution, you'll gain a deeper understanding of Flutter's inner workings. From crafting stunning UI/UX with widgets to leveraging hot reload and restart techniques, we'll equip you with best practices and invaluable knowledge. As you progress, you'll learn to efficiently manage data, add interactivity and animations, and integrate essential Flutter plugins like maps, camera, voice recognition and more. And let's not forget the dedicated chapter on implementing MLkit powered by TensorFlow Lite. We'll guide you through building custom machine learning solutions, expanding the capabilities of your apps. By the time you reach the end of this comprehensive Flutter book, you'll have the skills and confidence to write and deliver fully functional apps.
Table of Contents (19 chapters)
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17
Other Books You May Enjoy
18
Index

Injecting data transforms into streams

A rather common scenario is the need to manipulate and transform data emitted from a stream before it gets to its final destination.

This is extremely useful when you want to filter data based on any type of condition, validate it, modify it before showing it to your users, or process it to generate some new output.

Examples include converting a number into a string, making a calculation, or omitting data repetitions.

In this recipe, you will inject StreamTransformers into Streams in order to map and filter data.

Getting ready

In order to follow along with this recipe, you should have completed the code in the previous recipe, Using stream controllers and sinks.

How to do it...

For this recipe, you will edit the random number on the screen, leveraging a StreamTransformer, starting from the code that you completed in the previous recipe, Using stream controllers and sinks:

  1. At the top of the _StreamHomePageState...
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Flutter Cookbook, Second Edition
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