ROOM Database
Room Database 是 Android 官方提供的本地数据库框架,是 Jetpack 架构组件的一部分,用于在应用中以安全、简洁、高效的方式存储本地数据。它在 SQLite 之上提供了更高层的抽象,让开发者更容易...
What’s the difference between Sequence, AsyncSequence, and AsyncStream? Sequence、AsyncSequence 和 AsyncStream 之间有什么区别?
Swift provides several ways of receiving a potentially endless flow of data, allowing us to read values one by one, or loop over them using for, while, or similar.Swift ...
How to create a task group and add tasks to it 如何创建任务组并向其添加任务
Swift’s task groups are collections of tasks that work together to produce a single result. Each task inside the group must return the same kind of data, but if you use enum assoc...
How to run tasks using SwiftUI’s task() modifier 如何使用 SwiftUI 的 task() 修饰符运行任务
SwiftUI provides a task() modifier that starts a new task as soon as a view appears, and automatically cancels the task when the view disappears. This is sort of the equi...
Constraint Layout
ConstraintLayout 是一种高级布局系统,适合复杂 UI。可以在 Compose 中使用,用来创建: 复杂对齐 多视图相互依赖的布局 百分比布局 链式布局(Chains) Barrier(根据子项动态位置对齐) Guid...
SwiftData 调试
SwiftData 在调试时可以直接在输出窗口显示对应的 SQL 语句。 设置方法 点击如下的按钮,弹出 Scheme 窗口 在弹出的Scheme 窗口中,选择 Run菜单,然后选择 Argument 标签页,点击+号按钮。 然...










