Eric.Liang的博客在Ubuntu16.04下进行安卓开发...“insufficient permissions for device: user in plugdev group; ” no permissions (user in plugdev group; are your udev rules wrong?); see [http://developer.android.com/t...
ARy的博客以前看有这么一段程序来判断应用是否被切换到了后台…./** * 程序是否在前台运行 * * @return */ public boolean isAppOnForeground() { // Returns a list of application processes that are running ...