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Chapter 5 - Sound Null safety in Dart - Free Flutter Course πŸ’™
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Free Flutter Course (Full Flutter Course for Beginners) - Chapter 5 - Sound Null safety in Dart - Free Flutter Course πŸ’™

Master Flutter with Ease: A Free Comprehensive Course by Vandad Nahavandipoor – From Basics to Advanced Techniques

5.0 (1)
14 learners

What you'll learn

Learn to set up and configure developer accounts for Flutter app development
Gain proficiency in writing and implementing Dart language constructs
Master the process of setting up and deploying apps for both iOS and Android platforms
Develop skills in handling authentication and backend integration using Firebase

This course includes

  • 36.5 hours of video
  • Certificate of completion
  • Access on mobile and TV

Summary

Full Transcript

Part of the Free Flutter Course playlist: https://www.youtube.com/playlist?list=PL6yRaaP0WPkVtoeNIGqILtRAgd3h2CNpT In this chapter we talk about what null-safety means in Dart and Flutter and how you can take advantage of null-safety in order to write secure and stable applications. We will have a look at various null-safe operators such as ?? and ??= and ?. 0:00 Chapter 5 2:48 What are null values? 5:34 Making any type nullable 13:20 Cherry picking non-null values 21:13 Null-aware assignment operator 27:00 Conditional invocation 35:36 Make sure to check out the official documentation 37:58 What's coming in the next chapter? 🐦 Twitter: https://twitter.com/vandadnp πŸ”΅ LinkedIn: https://linkedin.com/in/vandadnp 🀝 Want to support my work? https://buymeacoffee.com/vandad

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