虽然源文件可以受益于适当的备份和通过其他方式执行的管理，但是没有足够的理由把生成的. class文件存储到这样的远程存储设备中。

Although source files can benefit from being properly backed up and otherwise managed, there are few reasons to store the generated.class files on such remote storage.

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管理用户、磁盘空间、进程、设备和备份，可能让许多系统管理员绞尽脑汁，从而变得心情郁闷、甚至精神错乱。

Managing users, disk space, processes, devices, and backups can cause many system administrators to lose their hair, good humor, or sanity.

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作为一个文件，虚拟设备拥有一些有用的特性—比如，复制(以便备份)和在多个管理程序之间移动(称为VM迁移)。

As a file, the appliance has some useful properties-for example, you can duplicate it (for backup purposes) as well as move it between hypervisors (called VM migration).

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