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How to Detect Memory Leaks in Flutter?
Detect Memory Leaks in Flutter Use Flutter DevTools Profile Heap with Observatory (dart:developer) Use leak_tracker Package Memory leaks in Flutter mostly happen due to improper disposal of objects, keeping unnecessary references, and misusing widgets like StreamBuilder, FutureBuilder, and AnimationController. Always dispose resources properly, avoid static stateful objects, optimize image loading, and monitor memory usage using…
How to handle Memory Leaks in Flutter ? | Memory Leaks in Flutter
Solution for Memory Leaks in Flutter Memory leaks in Flutter can occur when objects are retained in memory even when they are no longer needed, leading to excessive memory usage and potential app crashes. Dispose Controllers and Listeners Properly When using controllers like TextEditingController, AnimationController, StreamController, and event listeners, ensure they are disposed of in…
Flutter interview questions | Top 50 Flutter interview questions | Popular Flutter questions
Differences FFI vs WorkManager Feature FFI (Foreign Function Interface) WorkManager Platform Works on Android, iOS, Windows, macOS, Linux Android Only Purpose Calls native C/C++ code Runs background tasks Use Case High-performance operations (e.g., image processing) Background tasks (e.g., data sync, scheduling jobs) Execution Runs synchronously Runs asynchronously in background Dependencies Requires native C/C++ library Uses…
Widget Tree vs Element Tree vs Render Tree
Flutter Widget Tree vs. Element Tree vs. Render Tree: Understanding Their Role & Relationship Imagine You’re Building a House 🏠 Real Flutter Example: Button UI Update Imagine you have a simple Flutter app with a button that changes the text when pressed. Code Example: How Flutter Uses the Three Trees Step 1: Widget Tree (Blueprint…
Injectable Package in Dart for Dependency Injection | Dependency Injection in flutter
The injectable package in Dart is used for Dependency Injection (DI). It helps automatically generate and manage dependencies, making code cleaner, modular, and testable. What is Dependency Injection (DI)? Dependency Injection is a design pattern where a class gets its dependencies from an external source instead of creating them itself. For example, instead of doing…
Understanding Abstract Classes in Dart: Benefits, Memory Usage, and Flexibility | Full concept about abstract class
Important point : Abstract classes are not “empty”: Acts as a base class: NEED OF ABSTRACT CLASS IN DART ✅ Avoiding Code Duplication ✅ Polymorphism (Flexible Code) ✅ Enforcing a Common Structure ✅ When multiple classes share common behavior.✅ When you want to enforce a contract (certain methods must be implemented).✅ When you want to…
FLTFirebaseMessagingPlugin.h:12:9 Include of non-modular header inside framework module
FLTFirebaseMessagingPlugin.h:12:9 Include of non-modular header inside framework module To resolve this issue please read below article in which all steps are mentioned to resolved this issue:
Top 20 Flutter terminal commands
These 20+ Flutter commands will help you build, debug, optimize, and deploy your Flutter apps efficiently!
[!] FirebaseCore requires CocoaPods version | [Solved] FirebaseCore requires CocoaPods version >= 1.12.0 Issue in Flutter
[!] FirebaseCore requires CocoaPods version >= 1.12.0, which is not satisfied by your current version, 1.11.3. THERE ARE TWO WAYS TO RESOLVE THIS ISSUE. BEFORE FOLLOWING THE STEPS BELOW, PLEASE CHECK WHICH METHOD IS SUITABLE FOR YOU: ✅ IF YOU INSTALLED COCOAPODS USING BREW OR WANT TO SET IT UP WITH BREW, GO WITH METHOD…
Potential overridden instance method ‘evaluateJavaScript(_:completionHandler:)’ here (WebKit.WKWebView)
To resolve the “Potential overridden instance method ‘evaluateJavaScript(_:completionHandler:)’ in WebKit.WKWebView” issue, locate the affected file and comment out the conflicting method. Other Article: