Bash中的日期运算
本文探讨了在Bash脚本中进行日期和时间运算的方法，作者指出许多编程语言的日期时间库设计糟糕，而Bash中的日期计算同样充满挑战。文章旨在为需要在备份轮换脚本中实现日期计算的开发者提供指导。
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