如果用户按下enter键，当前项应复制到输入控件中，输入列表将隐藏。
If the user presses Enter, the current item should be copied to the input control and the suggestion list hidden.
如果事务日志目录与数据库目录有不同之处，那么应确保同时复制了事务日志目录。
If the transaction log directory is different from the database directory, make sure that the transaction log directory is also copied.
注意，您必须位于您的Rails应用程序的根中，因此应首先将其复制到您的服务器。
Note that you must be in the root of your Rails application, so copy it over to your server first.
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