Android Studio3.3中Cannot resolve symbol ActivityTestRule
最近在看《Android编程权威指南》，在Windows10下安装了Android Studio3.3，边看编练习书中的例子程序，看到第21章“”音频播放与单元测试”中的21.12 深入学习：Espresso 与整合测试时，发现一个问题：ActivityTestRule这个类无法识别，如下图所示： ActivityTestRule 把鼠标定位到ActivityTestRule类所在
相关文章
- 1. Cannot resolve symbol android
- 2. cannot resolve symbol 'R'
- 3. Cannot resolve symbol ‘xxx’
- 4. Cannot resolve symbol 'R'
- 5. “cannot resolve symbol R” in Android Studio
- 6. [Android][AS]Cannot resolve symbol XXX
- 7. android studio ：cannot resolve symbol R
- 8. Cannot resolve symbol (Android Studio 3.2.1)
- 9. Android Studio – Cannot resolve symbol ‘R’
- 10. Cannot resolve symbol '**
- 更多相关文章...
- • Kotlin Android 环境搭建 - Kotlin 教程
- • Java 中操作 R - R 语言教程
- • Scala 中文乱码解决
- • C# 中 foreach 遍历的用法
相关标签/搜索
每日一句
-
每一个你不满意的现在，都有一个你没有努力的曾经。
欢迎关注本站公众号,获取更多信息
相关文章
- 1. Cannot resolve symbol android
- 2. cannot resolve symbol 'R'
- 3. Cannot resolve symbol ‘xxx’
- 4. Cannot resolve symbol 'R'
- 5. “cannot resolve symbol R” in Android Studio
- 6. [Android][AS]Cannot resolve symbol XXX
- 7. android studio ：cannot resolve symbol R
- 8. Cannot resolve symbol (Android Studio 3.2.1)
- 9. Android Studio – Cannot resolve symbol ‘R’
- 10. Cannot resolve symbol '**