C:\Users\TomiwaPC>flutter doctor
Doctor summary (to see all details, run flutter doctor -v):
[√] Flutter (Channel stable, 2.0.4, on Microsoft Windows [Version 10.0.18362.30], locale en-NG)
[√] Android toolchain - develop for Android devices (Android SDK version 31.0.0-rc2)
[√] Ch
当我试图执行我的颤音项目时
flutter run
屏幕截图是显示
所有资产按预期显示。
但当我用
flutter run --release
屏幕截图是显示
没有显示资产,而是显示空白内容。
我已经尝试过大多数可用的修补程序,但到目前为止都没有效果。我已经将图像的位置更改为位于“资产”文件夹之外,但仍然没有运气。
Pubspec.yaml
name: portfolio
description: A new Flutter project.
publish_to: 'none' # Remove this line if you wish to publ
flutter/packages/integration_test/lib/integration_test_driver.dart
/// onScreenshotcan be used to process the screenshots taken during the test. /// An example could be that this callback compares the byte array against a baseline image, /// and it returnstrueif both images are equal. /// /// As a r
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
当我尝试在Flutter中合并移动代码库和web代码库时,我看到以下错误:
webdev could not run for this project.
This version of webdev does not support the `build_daemon` protocol used by your version of `build_runner`.
Please add a dev dependency on `build_daemon` with constraint: >=1.0.0 <2.0.0
pub finished with exit code 78
我的最终目标是将Flutter移动应用转换为Flutter web应用。我在Flutter移动应用程序中使用了flutter_svg,但在Flutter web应用程序中不工作。 Flutter web的替代插件是什么? 下面是我使用flutter run -d chrome在chrome中运行项目时出现的错误。 The following UnimplementedError was thrown during paint():
UnimplementedError
The relevant error-causing widget was:
RawPicture
file://
我试图运行一个不稳定的web应用程序,但我看不到它在localhost中运行。我有一条正在运行的消息,但我在浏览器中看不到它。
dashboard_1 = lib/main.dart正在上服务
Dockerfile
FROM cirrusci/flutter AS build
RUN apt update && apt install -y nginx
RUN flutter channel beta
RUN flutter upgrade
RUN flutter config --enable-web
RUN mkdir /app/
COPY . /app/
WOR
我有个flutter项目。在升级flutter sdk之前,我在我的project.Everything中添加了web支持。我使用的是master sdk。 现在,当我尝试运行我的应用程序时,我得到了这个错误: $ flutter run -d chrome
Warning: You are using these overridden dependencies:
! analyzer 0.39.16
Running "flutter pu
flutter doctor结果
[√] Flutter (Channel dev, 1.21.0-1.0.pre, on Microsoft Windows [Version 10.0.19041.388], locale en-US)
[√] Android toolchain - develop for Android devices (Android SDK version 29.0.3)
[√] Chrome - develop for the web
[√] Android Studio (version 4.0)
[√] VS Code (version 1.47.2)
[√]
我正在尝试更改网页应用程序中标题的字体,我该如何做呢?我发现pubsec.yaml与移动版本完全不同,这里的文件是:
name: projectbaseclient
description: An app built using Flutter for web
environment:
# You must be using Flutter >=1.5.0 or Dart >=2.3.0
sdk: '>=2.3.0 <3.0.0'
dependencies:
flutter_web: any
flutter_web_ui: any
我最近做了一个很棒的应用程序,现在我想得到一个web版本,但是当我运行flutter build web并在主机上上传存储在{root}/build/web中的文件时,所有显示在chrome和火狐上的东西都是一个包含两个控制台错误的空页面:_flutter is not defined GET https://web.pushers.ir/flutter.js 404 --我查看了我发布的文件,没有看到任何名为flutter.js的文件,我多次尝试了flutter build web,但什么都没有,我还尝试了作为一个示例创建另一个抖动项目并运行flutter web build,在这个示例上,
我正在尝试为flutter构建web dev。 依赖关系使我无法创建应用程序。 如何为应用程序的web开发创造条件? webdev could not run for this project.
The `build_web_compilers` version – 1.2.3 – is not within the allowed constraint – >=2.6.1 <3.0.0.
You have a dependency on `cloud_firestore` which is not supported for flutter_web tech preview.