[refractor]完善redis事务+内存淘汰机制+缓存清除策略+持久化方式

Author: Snailclimb

README.md

@@ -131,12 +131,12 @@
 1. **[Java 并发基础常见面试题总结](docs/java/Multithread/JavaConcurrencyBasicsCommonInterviewQuestionsSummary.md)**
 2. **[Java 并发进阶常见面试题总结](docs/java/Multithread/JavaConcurrencyAdvancedCommonInterviewQuestions.md)**
 
-**必备知识点：**
+**面试常问知识点：**
 
 1. [并发容器总结](docs/java/Multithread/并发容器总结.md)
 2. **线程池**：[Java线程池学习总结](./docs/java/Multithread/java线程池学习总结.md)、[拿来即用的线程池最佳实践](./docs/java/Multithread/best-practice-of-threadpool.md)
 3. [乐观锁与悲观锁](docs/essential-content-for-interview/面试必备之乐观锁与悲观锁.md)
-4. [万字图文深度解析ThreadLocal](docs/java/Multithread/ThreadLocal.md)
+4. [万字图文深度解析 ThreadLocal](docs/java/Multithread/ThreadLocal.md)
 5. [JUC 中的 Atomic 原子类总结](docs/java/Multithread/Atomic.md)
 6. [AQS 原理以及 AQS 同步组件总结](docs/java/Multithread/AQS.md)