Results for “Performance”

Evaluating the performance of your app from several angles. trying to debug it, check out the DevTool's page on [Using the Performance view][]. What

ensure that your Flutter app is performant. Generally, Flutter applications are performant by default, so you only need to avoid common pitfalls to get excellent performance

Diagnosing UI performance issues in Flutter. Overview App performance encompasses various aspects, from raw speed and I/O throughput to the smoothness of the user interface. While

measure and evaluate your app's rendering performance. Rendering animations in your app is one of the most cited topics of interest when it comes to measuring

perform a task in the background. By default, Dart apps do all of their work on a single thread. In many cases, this model simplifies coding

validate how individual pieces work together in whole or capture the performance of an app running on a real device. To perform these tasks, use integration

breakpoints, step through code, and examine values. DevTools , a suite of performance and profiling tools that run in a browser. Flutter inspector , a widget inspector available

How to animate a widget to fly between two screens. The hero

harder it is to test manually. Automated tests help ensure that your app performs correctly before you publish it, while retaining your feature and bug fix velocity

with underlying platform services. The goal is to enable developers to deliver high-performance apps that feel natural on different platforms, embracing differences where they exist while

Learn how to implement performant scrolling with slivers. In this lesson, you'll learn about slivers, which are special widgets that can take advantage of Flutter

debug flag to the flutter build web command. Profile builds are specialized for performance profiling

items on demand as they scroll into view. This provides a much more performant scrolling experience. For more information, check out ListView.builder or GridView.builder . Specialized scrollable widgets

How to test widgets for user interaction. Many widgets not only display

How to recognize and resolve common Flutter framework errors. Introduction This page

type that can change over the lifetime of the animation. Most widgets that perform an animation receive an Animation object as a parameter, from which they read

perform animations in Flutter. Well-designed animations make a UI feel more intuitive, contribute to the slick look and feel of a polished app, and improve

sometimes called "tab traversal". This page explores the APIs used to perform these operations on a Flutter application, and how the focus system works. We have noticed

Recommendations for building scalable Flutter applications. This page presents architecture best practices

animation to create a smooth experience. The AnimatedOpacity widget makes it easy to perform opacity animations. This recipe uses the following steps: Create a box to fade

How focus works with text fields. When a text field is selected

How to pass data to a new route. Often, you not only

Instructions on how to manage state with ChangeNotifiers. Learn to use ListenableBuilder

Dive deeper into how Flutter works through a six-part video series

How to write a staggered animation in Flutter. A staggered animation consists

How gestures, such as taps and drags, work in Flutter. This document

A tutorial showing how to build explicit animations in Flutter. How to

How to use JSON with Flutter. It is hard to think of

Flutter's model for widget constraints, sizing, positioning, and how they interact

some finishing touches on your app. This guide explains how to perform the following tasks: Add a launcher icon Enable Material Components Sign the app Shrink your

defaultTargetPlatform ][] property. Platform adaptations lists some platform-specific adaptations that Flutter automatically performs for you in the framework. Architectural overview of platform channels {:#architecture} Message