Java 知识点，继续完善中。 > 多数是一些 Java 基础知识、底层原理、算法详解。也有上层应用设计，其中不乏一些大厂面试真题。 如果对你有帮助请点下 `Star`，有疑问欢迎提 [Issues](https://github.com/crossoverJie/Java-Interview/issues)，有好的想法请提 [PR](https://github.com/crossoverJie/Java-Interview/pulls)。 ### Java 集合 - [ArrayList/Vector 底层分析](https://github.com/crossoverJie/Java-Interview/blob/master/MD/ArrayList.md) - [LinkedList 底层分析](https://github.com/crossoverJie/Java-Interview/blob/master/MD/LinkedList.md) - [HashMap 底层分析](https://github.com/crossoverJie/Java-Interview/blob/master/MD/HashMap.md) - [LinkedHashMap 底层分析](https://github.com/crossoverJie/Java-Interview/blob/master/MD/collection/LinkedHashMap.md) ### Java 多线程 - [多线程中的常见问题](https://github.com/crossoverJie/Java-Interview/blob/master/MD/Thread-common-problem.md) - [synchronize 关键字原理](https://github.com/crossoverJie/Java-Interview/blob/master/MD/Synchronize.md) - [多线程的三大核心](https://github.com/crossoverJie/Java-Interview/blob/master/MD/Threadcore.md) - [对锁的一些认知](https://github.com/crossoverJie/Java-Interview/blob/master/MD/Java-lock.md) - [ReentrantLock 实现原理 ](https://github.com/crossoverJie/Java-Interview/blob/master/MD/ReentrantLock.md) - [ConcurrentHashMap 的实现原理](https://github.com/crossoverJie/Java-Interview/blob/master/MD/ConcurrentHashMap.md) - [线程池原理](https://github.com/crossoverJie/Java-Interview/blob/master/MD/ThreadPoolExecutor.md) - [深入理解线程通信](https://github.com/crossoverJie/Java-Interview/blob/master/MD/concurrent/thread-communication.md) - [交替打印奇偶数](https://github.com/crossoverJie/Java-Interview/blob/master/src/main/java/com/crossoverjie/actual/TwoThread.java) ### JMM(Java 内存模型) - [Java 运行时内存划分](https://github.com/crossoverJie/Java-Interview/blob/master/MD/MemoryAllocation.md) - [类加载机制](https://github.com/crossoverJie/Java-Interview/blob/master/MD/ClassLoad.md) - [OOM 分析](https://github.com/crossoverJie/Java-Interview/blob/master/MD/OOM-analysis.md) - [垃圾回收](https://github.com/crossoverJie/Java-Interview/blob/master/MD/GarbageCollection.md) - [对象的创建与内存分配](https://github.com/crossoverJie/Java-Interview/blob/master/MD/newObject.md) - [你应该知道的 volatile 关键字](https://github.com/crossoverJie/Java-Interview/blob/master/MD/concurrent/volatile.md) ### 分布式相关 - [基于 Redis 的分布式锁](https://github.com/crossoverJie/distributed-lock-redis) ### 常用框架 - [Spring Bean 生命周期](https://github.com/crossoverJie/Java-Interview/blob/master/MD/spring/spring-bean-lifecycle.md) - [Spring AOP 的实现原理](https://github.com/crossoverJie/Java-Interview/blob/master/MD/SpringAOP.md) ### SpringBoot - SpringBoot 启动过程 ### Tomcat - Tomcat 类加载机制 ### 架构设计 - [秒杀系统设计](https://github.com/crossoverJie/Java-Interview/blob/master/MD/Spike.md) - [分布式缓存设计](https://github.com/crossoverJie/Java-Interview/blob/master/MD/Cache-design.md) - [分布式 ID 生成器](https://github.com/crossoverJie/Java-Interview/blob/master/MD/ID-generator.md) ### DB 相关 - [MySQL 索引原理](https://github.com/crossoverJie/Java-Interview/blob/master/MD/MySQL-Index.md) - [SQL 优化](https://github.com/crossoverJie/Java-Interview/blob/master/MD/SQL-optimization.md) - [数据库水平垂直拆分](https://github.com/crossoverJie/Java-Interview/blob/master/MD/DB-split.md) ### 数据结构与算法 - [红包算法](https://github.com/crossoverJie/Java-Interview/blob/master/src/main/java/com/crossoverjie/red/RedPacket.java) - [二叉树中序遍历](https://github.com/crossoverJie/Java-Interview/blob/master/src/main/java/com/crossoverjie/algorithm/BinaryNode.java#L76-L101) - [是否为快乐数字](https://github.com/crossoverJie/Java-Interview/blob/master/src/main/java/com/crossoverjie/algorithm/HappyNum.java#L38-L55) - [链表是否有环](https://github.com/crossoverJie/Java-Interview/blob/master/src/main/java/com/crossoverjie/algorithm/LinkLoop.java#L32-L59) - [从一个数组中返回两个值相加等于目标值的下标](https://github.com/crossoverJie/Java-Interview/blob/master/src/main/java/com/crossoverjie/algorithm/TwoSum.java#L38-L59) - [一致 Hash 算法](https://github.com/crossoverJie/Java-Interview/blob/master/MD/Consistent-Hash.md) - [限流算法](https://github.com/crossoverJie/Java-Interview/blob/master/MD/Limiting.md) - [三种方式反向打印单向链表](https://github.com/crossoverJie/Java-Interview/blob/master/src/main/java/com/crossoverjie/algorithm/ReverseNode.java) - [合并两个排好序的链表](https://github.com/crossoverJie/Java-Interview/blob/master/src/main/java/com/crossoverjie/algorithm/MergeTwoSortedLists.java) - [两个栈实现队列](https://github.com/crossoverJie/Java-Interview/blob/master/src/main/java/com/crossoverjie/algorithm/TwoStackQueue.java) ### 附加技能 - [TCP/IP 协议](https://github.com/crossoverJie/Java-Interview/blob/master/MD/TCP%3AIP.md) ### 联系作者 > crossoverJie#gmail.com