This shows that there were plenty of free connections available and no threads were waiting for a connection, which produces much faster response times.
这表明有大量空闲连接可用,且没有线程在等待连接,从而实现了更快的响应速度。
On a non-blocking connection, a return of 0 means no data was available, and -1 indicates an error.
在非阻塞连接的情况下,返回 0 表示没有可以获得的数据,返回 -1 表示连接出错。
For example, the industry network connection events are available at no charge to participants in the industry networks.
比如说,行业网络联络会议可以被行业网络的参与者免费获得。
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