Just One Pure ITer
by leelight · Published · Updated
原理暂且不谈，定时器你当真会用？
fixedDelay、cron、fixedRate
那些年，我们见过的 Java 服务端乱象
常见项目模块错误实践，比如：Controller 不满足 Service 的需求，不要把业务代码写在 Controller 类中。
Spring Boot + 规则引擎Drools，强
现在有这么个需求，网上购物，需要根据不同的规则计算商品折扣，比如VIP客户增加5%的折扣，购买金额超过1000元的增加10%的折扣等，而且这些规则可能随时发生变化，甚至增加新的规则。面对这个需求，你该怎么实现呢？
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