如果系统出现故障，重新启动时要做的第一件事就是重新应用所有已提交事务的作用，所有这些已提交的事务都位于日志中，但是它们的数据块尚未更新。
If the system fails, the first thing it does upon restart is to reapply the effects of any committed transactions that are present in the log but whose data blocks have not yet been updated.
所有这些新的人才，包括记日志的博客和公民记者对于社会整体而言，其影响应该是极其正面的。
For society as a whole, all this new talent-from bloggers, who are "journal-ists" in the classic sense, to citizen journalists-should amount to something overwhelmingly positive.
当进行所有这些改进时，应用程序的许多其他方面也改进了，包括执行的验证、提供的日志，及异常处理。
When making all of these improvements, a variety of other aspects of the application were improved as well, including validation performed, logging provided, and the exception handling.
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