# 2019

- [日志迁移到 logback](/meizu/2019/ri-zhi-qian-yi-dao-logback.md)
- [动态常量池](/meizu/2019/dong-tai-chang-liang-chi.md)
- [KO 及缓存数据结构](/meizu/2019/ko-ji-huan-cun-shu-ju-jie-gou.md)
- [guava 交集的性能陷阱](/meizu/2019/guava-jiao-ji-de-xing-neng-xian-jing.md)
- [guava Multimap 实例化](/meizu/2019/guava-multimap-shi-li-hua.md)
- [java 移位运算](/meizu/2019/java-yi-wei-yun-suan.md)