丹霞山为红砂岩峰林带，峭壁林立，景色奇特，有“苍卧如丹，灿若明霞”之美誉。因顶平、体陡、山麓缓、岩石裸露而得名丹霞地貌，一个特殊的地貌学术语。又名“中国红石公园”。
Is there a way I could run a job only once u开发者_开发知识库sing Quartz in Java? I understand it does not make sense to use Quartz in this case. But, the thing is, I have multiple jobs and they are r
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