It can be used to get information about port usage because it also shows information about network sockets.

它可以用来获取有关端口使用情况的信息，因为它还可以显示有关网络套接字的信息。

youdao

Behind the scenes, libevent is handling the network sockets, identifying which clients need to be serviced, and calling the corresponding functions in each case.

在幕后，libevent处理网络套接字，识别需要服务的客户端，分别调用对应的函数。

youdao

The key is that the loop and network sockets need a lot of management code to ensure that you are listening, updating, and controlling the different connections and interfaces.

关键在于循环和网络套接字需要大量管理代码，这样才能监听、更新和控制不同的连接和接口。

youdao

The startup's servers provide simple access to web services like Twitter and even text messaging (via Twillo) -- letting developers focus on core appliance functionality rather than the intricacies of HTTP requests, WiFi APIs and network sockets.

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