() data class Error (val message: String) : Result ()}```如上,我们使用 data class 定义 `UiState` 用在 ViewModel 中。 val 声明属性保证了 State 的不可变性。使用密封类定义 `Result` 有利于对各种... =bannerModelList.sortedBy { it.bType}.filter { !it.isFrozen()}.map { it.image}```上面的代码中我们对 `BannerModelList` 依次完成排序、过滤,并转换成 `BannerImageItem` 类型的列表,集...
* file descriptors inside the interest set. */SYSCALL_DEFINE4(epoll_ctl, int, epfd, int, op, int, fd, struct epoll_event __user *, event){ int error; int full_check = 0; struct fd f, tf; s... * haven't created too many possible wakeup paths. * * We do not need to take the global 'epumutex' on EPOLL_CTL_ADD when * the epoll file descriptor is attaching directly to a wakeup source,...