当我尝试在flutter web中的pubspec.yaml文件中添加从属关系时,在尝试使用pub get命令时出现错误: [retgoo_internal] pub get
Resolving dependencies...
Because every version of aiframework depends on flutter any from sdk which is forbidden, aiframework is forbidden.
So, because retgoo_internal depends on aiframework ^1.0.7+12, version
跟随
并使用cli
stagehand web-angular
pub get
webdev serve
输出:
[INFO] Setting up file watchers completed, took 25ms
[INFO] Waiting for all file watchers to be ready completed, took 201ms
[INFO] Building new asset graph completed, took 1.2s
[INFO] Checking for unexpected pre-existing outputs. completed, to
当升级flutter出现异常,应用程序无法再次运行时,我该如何解决?
In file included from
/Users/raitotec/developer/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences-0.5.12+4/ios/Classes/FLTSharedPreferencesPlugin.m:5:
/Users/raitotec/developer/flutter/.pub-cache/hosted/pub.dartlang.org/shared_preferences-0.5.12
我想让3个文本是可复制的,我想选择SelectableText.rich。因此,您可以选择要复制的内容。
class HomeScreen extends StatelessWidget{
@override
Widget build(BuildContext context){
return new Scaffold(
appBar: new AppBar(title: new Text ("Better Hashtag"), backgroundColor: Colors.red),
body: Column(
ch
因为flutter_bloc: 0.21.0依赖于provider: ^3.0.0,并且没有flutter_bloc match: >0.21.0 <0.22.0版本,所以flutter_bloc: ^0.21.0需要provider: ^3.0.0。因此,因为它tells_me它依赖于provider: ^4.1.2和flutter_bloc: ^0.21.0,所以版本解析失败。
pub get failed (1; So, because tellz_me depends on both provider ^4.1.2 and flutter_bloc ^0.21.0, ver
我尝试颤动运行--释放,但得到一个错误。所有的颤动分析和颤动医生都给了我一切都很好的旗帜。你能帮帮我吗?
* What went wrong:
Execution failed for task ':audioplayer:verifyReleaseResources'.
> A failure occurred while executing com.android.build.gradle.internal.tasks.Workers$ActionFacade
> Android resource linking failed
C:\Users\
我的项目进行得很好,直到我运行了flutter clean,然后尝试在android上运行我的应用程序,在那里我得到了这个错误。
FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':app:compileDebugJavaWithJavac'.
> java.lang.IllegalStateException: Expected BEGIN_OBJECT but was STRING at line 1 column 1 path $
我在flutter中实现BLoC时遇到了问题,我遵循了这个教程:https://github.com/ResoCoder/youtube-search-flutter-bloc 但是我得到了以下编译器消息,我还没能调试到: Compiler message:
file:///opt/flutter/.pub-cache/hosted/pub.dartlang.org/bloc-0.8.4/lib/src/bloc.dart:24:44: Error: No named parameter with the name 'seedValue'.
_stateSubject = B
我刚刚升级了我的flutter,升级后我无法在我的Android Studio上运行任何flutter项目。我收到了这个错误消息。
The current Dart SDK version is 2.1.0-dev.0.0.flutter-be6309690f.
Because buddy depends on flutter_built_redux 0.4.5 which requires SDK
version >=1.19.0 <2.0.0, version solving failed.
我是新的颤动,我被卡住了,我想在ontap之后的图像滑动图像!比如我们的画廊应用..。但问题是图像从之前的第一个屏幕上滑动我有10个图像列表我打开了6个图像到下一个屏幕以全屏显示,当我在那个页面上滑动时,我想在那个图像之后我想看到7 no or 5 no images...hope你明白我的意思了
body: Stack(
children: <Widget>[
Container(
child:
Center(
child: Swiper(
autoplay: f
在我的Flutter应用程序中使用instructions to add integration tests时,运行packages get时出现以下错误 Because test <1.3.0 requires SDK version >=1.8.0 <2.0.0-∞ and test >=1.3.0 <1.6.1 depends on stream_channel ^1.6.0, test <1.6.1 requires stream_channel ^1.6.0.
And because test >=1.6.0 <1.6.5 depen
我想知道如何将数据发送到另一个类。
从gRPC数据导入,列表转换为字符串并发送HomePage类
最后,我想表达一下在聊天消息中导入的数据。
我从YouTube复制的,所以我没有足够的代码。
class Client{
var ro;
var de = Int64.parseRadix('24A16057F615', 16);
var gw;
List<int> da;
ExProtoClient stub = ExProtoClient(
ClientChannel('172.22.144.1', port:
下面是我遇到的错误:
A problem occurred evaluating root project 'firebase_auth'.
> Could not find the firebase_core FlutterFire plugin, have you added it as a dependency in your pubspec?
我已经将firebase核心包添加到依赖项中,不确定为什么这个错误会一次又一次地出现。