[搬运]什么叫幂等性？

看到了一篇讲幂等性的文章，我认为把幂等性说得十分清楚。如果你像我一样对幂等性还有困惑，可以仔细看下这篇文章。
原文地址：https://www.restapitutorial.com/lessons/idempotency.html

【英文原文】

Idempotence is a funky word that often hooks people. Idempotence is sometimes a confusing concept, at least from the academic definition.

From a RESTful service standpoint, for an operation (or service call) to be idempotent, clients can make that sa