一直以为树莓派中没有办法安装 docker , 今天在一位博主的博客中看到有在树莓派中使用。
A Place Where I Write Things.
Content providers are one of the primary building blocks of Android applications, providing content to applications. They encapsulate data and provide it to applications through the single ContentResolver interface. A content provider is only required if you need to share data between multiple applications. For example, the contacts data is used by multiple applications and must be stored in a content provider. If you don’t need to share data amongst multiple applications you can use a database directly via SQLiteDatabase.