Programmer Group

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Author: Wu ZhiweiIn the past two years, Flutter technology has been used more or less in both innovative applications and old flagship applications. However, the most common problem reported by the Flutter business team is that the memory consumption of Flutter is too high.The reasons for the high memory usage of the Flutter are complex, so it ...

flutter data sharing series - NotesProviderInheritedWidget solves the problem of data sharing. It also brings the problem of unnecessary component update caused by data refresh. The Provider implements data sharing, data update, directional notification component update, etc. based on InheritedWidget.Next, let's start with the use of Provider, ...

Today, we will work together to develop a fluent application containing RTE (real-time interaction) scenarios.Project introductionDeveloping applications with real-time interactive functions by self-development is very cumbersome. You need to solve problems such as server maintenance and load balancing, and ensure stable low latency.So, how can ...

1. Fluent architectureThe architecture of FLUENT is mainly divided into three layers: Framework, Engine and Embedder.1. The framework is implemented using dart, including Material Design style Widgets, Cupertino (for iOS) style Widgets, text / picture / button and other basic Widgets, rendering, animation, gestures, etc. The core code of this p ...

cataloguebrief introductionNullnumbercharacter stringBoolean valuelistset and map brief introduction Like all programming languages, dart has built-in language types. These built-in types inherit from Object. Of course, these built-in types are the basis of dart language. Only by mastering these built-in types can we be handy when using dart la ...

Yesterday, when I attended an online Yoga course, I realized that I used so many live video apps in my daily activities - from business meetings to yoga courses, as well as improvisation and movie nights. For most people isolated at home, live video is the best way to get close to the world. The viewing and live broadcasting of a large number o ...

Fluent is a cross platform application development framework that supports devices of various screen sizes. It can run on small devices such as smart watches or large devices such as TVs. Using the same code to adapt to different screen sizes and pixel densities is a challenge.There are no rigid rules for the design of the responsive layout of ...

catalogue preface Capture Flutter error Custom ErrorWidget Unable to capture errors Complete code preface The fluent framework can catch errors during runtime, including construction, layout and drawing. All Flutter errors are called back to the method   FlutterError.onError   Capture. By default, the   FlutterError.dump ...

1. Class and object In fluent, use the class keyword to declare a class, and use new and constructor to generate an Object. All objects inherit the Object class by default. getter and setter methods are generated by default in dart. Properties and methods are accessed through point syntax. Dart methods do not support overloading. The final ...