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summary [BuildContext] objects are actually [Element] objects. The [BuildContext] ,interface is used to discourage direct manipulation of [Element] objects. The translation means that the [BuildContext] object is actually a [Element] object. The [BuildContext] interface is used to prevent direct manipulation of [Element] objects. According t ...

I believe that every mobile developer can't avoid this problem, that is, screen adaptation At present, there are many mobile devices, and the mobile screen of different devices is also different. At present, mobile terminal development should be adapted to different devices, whether it is mobile native development, applet, H5 page. So in thi ...

FlutterUtils Directory introduction 01. Event notification tool class02. Color tools03. Date conversion tools04.File tool class05.Sql database tool class06.Json conversion tools07.Log printing tools08. Screen parameter tools09.Sp lightweight storage tools10. Auxiliary computing tools11. Encryption and decryption tools12.Num format processing ...

Audio and video development route: android audio and video development getting started guide_ Jhuster's column technology blog_ 51CTO blog_ Introduction to android audio and video development demo address: RTMPDemo I RTMP usage process The api calling sequence of rtmp protocol is as follows: II Initialize RTMP and connect to the serve ...

Original address: Flutter learning (9) -- implementation of flutter plug-in (flutter calls Android native) | small nest of stars one Recently, we need to add apk integrity detection to a Flutter project. We need to get the md5 value of the currently installed apk. Because it cannot be implemented in Flutter, we need to call the native Android ...

I always feel that I am not writing technology, but mood, one by one tutorials are traces of my way. Success with expertise is the most reproducible. I hope that my path will allow you to make fewer detours. I hope that I can help you erase the dust of knowledge. I hope that I can help you clear the vein of knowledge. I hope you will also have ...

The APP startup page is the most common and necessary scenario in China. The startup page is a mandatory requirement on iOS. In fact, configuring the startup page is very simple, because in fluent, you only need:iOS configuration launchscreen storyboard；Configure windows background for Android;Generally, as long as the configuration is correct ...

prefaceBefore reading this article, let's review whether we often encounter the following problems in the development of fluent:The Container has an invalid width height settingColumn overflow boundary, Row overflow boundaryWhen should I use ConstrainedBox and UnconstrainedBoxWhenever I encounter this kind of problem, I always keep trying, and ...

I Into the air safety What is empty security Since Flutter 2, Flutter has enabled null security by default in the configuration. By incorporating null checking into the type system, these errors can be caught during development, so as to prevent crashes caused by the reproduction environment. Benefits of introducing empty security You ...

1, Environment constructionFirst, developers need to build a good development environment according to the construction process of native Android and iOS. Then, go Flutter official website Download the latest SDK, and then unzip it to the user-defined directory. If there is a download problem, you can use the temporary image officially built by ...