Flutter Beginner Tutorial

Published: 21 March 2025
on channel: Robert KIM

Expanding on our previous tutorials!
In this double lesson, we will enhance our happy little dynamic list by adding:
✨ Swipe-to-delete and long press delete functions, and
✨ Persistent storage so your list stays saved even after restarting the app!

This step-by-step guide follows a Windows installation-style approach, making it easy for anyone to follow along.

✅ What You'll Learn in These Videos
How to delete list items using Dismissible (swipe to delete)
How to add a long press confirmation dialog for safe deletions
How to save and load your list using SharedPreferences
How to ensure state is persistent across app restarts
Proper state management for a growing and evolving list

Tutorial Overview
📁 Project Name: happy_list
💡 Key Concepts: Dismissible, Long Press, SharedPreferences, StatefulWidget, ListView.builder, State management
🛠 Development Tools: VS Code, Android Studio, Flutter SDK

📌 This tutorial builds on our previous lessons (Tutorial 1–3).
If you haven’t watched them yet, make sure to check those out first!
And remember — we don’t make mistakes, just happy little bugs!

Background Music:
Warm Memories – Emotional Inspiring Piano by Keys of Moon

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