单例实现方式
分布式文件存储阶段小结
show me the code - 一致性hash
Java JDK实现调度方式有Timer和ScheduledThreadPoolExecutor (不考虑Quartz以及Spring Scheduler等)
show me the architecture diagram - kafka Apache Kafka® is a distributed streaming platform.
JUC CopyOnWriteArrayList两个要点
Redis/DB读写一致性 大的原则是 强一致性以读写DB为准 redis缓存要有过期时间，这样即使有脏数据也会被清理掉
mysql mvcc介绍
Collection of handy online tools for developers, with great UX.
The "REST With Spring" Course:
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just for study, from internet.
A minimal Jekyll Theme to host your resume (CV) on GitHub with a few clicks.