But they have problems of their own. When arbitrarily sized data is accepted, you may run out of memory — and that may not happen just during input.
但它们也具有自身的问题:在接受任意大小的数据时,可能会遇到内存不足的情况——而这在输入时也许不会发生。
Though backing up of data is universally accepted as a mandatory business process, it is also important to understand what data must be backed up and what data should not be backed up.
尽管普遍认为数据备份是一个必不可少的业务过程,但是了解哪些数据必须备份以及哪些数据不应该备份也很重要。
However, the application is not notified that a connection has been accepted before data is received. That means a client could connect to your server and not send any data.
当缺少一种机制来通知你的应用程序所发生的这种情况:“连接已经建立了,正在等待客户端数据”,这将意味着有可能出现客户端只发出连接请求,但是不发送数据。
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