The platform calls the message handling function of this message processing object whenever any event occurs that your program might possibly want to be notified about.

当发生任何需要通知给您的程序的事件时，平台将调用这个消息处理对象的消息处理功能。

youdao

The second is that the code calls a method that can throw an exception without handling it.

第二，代码调用一个可能抛出异常的方法，但没有处理该异常。

youdao

First and foremost, there is no error handling for JSONP calls.

第一，也是最重要的一点，没有关于 JSONP 调用的错误处理。

youdao

Powell's departure also leaves a number of other major issues up in the air, including how local and long distance phone companies compensate each other for handling calls across networks.

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By outsourcing to them, you can not only save yourself valuable time, but you can rest confident knowing that an industry leader is handling your calls for you.

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And since traditional phone carriers control the connections to 911 centers, VoIP providers worry they'll get gouged on the cost of handling those calls, seriously stifling growth of their business.

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