Cleaning up log files so that system or user information is not available in the logs.

清除日志文件，以便系统或用户信息不会出现在日志中。

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A Penn Mutual Life Insurance Co. survey estimated that around the house, women log more hours cooking and cleaning than men but undervalue their contributions in dollar terms.

佩恩互助保险公司的调查估计，在家里，女性花更多的时间做饭、打扫卫生，但如果折合成金钱，总是低估自己的贡献。

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Administrative error can also cause important files to be inadvertently deleted, such as accidentally removing the active transaction log of a database while cleaning up the old logs.

管理错误也可能导致意外删除重要的文件，比如在清理旧日志时，意外地删除了数据库的活动事务日志。

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