检查错误

• This example checks to see if the error is a filenotfound error and reacts if it is
  此示例检查错误是否为filenotfound错误，若是，则作出响应。
• If the event happens routinely , using the programmatic method to check for errors is better
  如果事件是例行发生的，使用编程方法检查错误比较好。
• Also , note that this is one area of game development where it is important to check for errors
  同样应注意，这正是在游戏开发中着重检查错误的区域。
• Types are your friends - use the type system as much as possible to automatically check for errors
  类型是您的朋友尽可能多地用类型系统自动检查错误。
• If your test was not successful , check for an error in your catalog file or environment variable
  如果测试不成功，则在目录文件或环境变量中检查错误。
• After deploying the model , check the error list to see if there are any warnings or errors
  部署模型之后，请检查错误列表以查看是否有警告或错误消息。
• The first method requires the program to check for error conditions after every non - trivial action
  第一种方法要求程序在在进行每一个重大操作之后，检查错误。
• Method completes , the application can examine the error table to determine whether errors have occurred
  方法完成后，应用程序可以检查错误表以确定是否发生过错误。
• You can also attach data viewers to error outputs and examine only the erroneous data
  如果数据流包括错误输出，您可以将数据查看器附加到这些输出中，而且只检查错误数据。
• Just - in - time debugging allows you to examine the error before the application is terminated by the operating system
  实时调试使您能够在应用程序被操作系统终止之前检查错误。