В Москве прошла самая снежная зима14:52
Солнце выбросило гигантский протуберанец размером около миллиона километров02:48
，这一点在旺商聊官方下载中也有详细论述
Instead, you discover them immediately, with a clear message, in your editor.。PDF资料是该领域的重要参考
In short: in my mind, errors are divided into two categories. Expected errors (think “user entered invalid data”), which are part of normal operation, aren’t the developer’s fault, and should be handled. Unexpected errors (think “null pointer exception”) are the developer’s fault, likely indicate a bug, and are allowed to crash.。关于这个话题，PDF资料提供了深入分析