# JDK

- [《Java 并发编程实战》笔记 - 线程池的使用](/tech/java/jdk/java-bing-fa-bian-cheng-shi-zhan-bi-ji-xian-cheng-chi-de-shi-yong.md)
- [设计模式概览](/tech/java/jdk/she-ji-mo-shi-gai-lan.md)
- [集合概览](/tech/java/jdk/ji-he-gai-lan.md)
- [HashMap 内部算法](/tech/java/jdk/hashmap-nei-bu-suan-fa.md)
- [ThreadLocal 工作机制](/tech/java/jdk/threadlocal-gong-zuo-ji-zhi.md)
- [Java Agent](/tech/java/jdk/java-agent.md)