网逛收藏
1.经典贴之十大算法总结：https://www.cnblogs.com/onepixel/articles/7674659.html
2.阿里课堂之大数据：https://aliyun-edu-cloud-public.oss-cn-hangzhou.aliyuncs.com/business/bigdata.pdf?spm=5176.2020520130.105.5.270c697bKkRH3w&file=bigdata.pdf
3.阿里课堂之基础教程：https://aliyun-edu-cloud-public.oss-cn-hangzhou.aliyuncs.com/business/Programming%20Language.pdf
4.B+Tree漫画版：https://blog.csdn.net/qq_26222859/article/details/80631121
5.数据库索引原理 ：https://www.cnblogs.com/aspwebchh/p/6652855.html
6.基础知识：http://c.biancheng.net/sitemap/
7.面试：https://github.com/0voice/interview_internal_reference
8.更效率、更优雅 | 阿里巴巴开发者工具不完全盘点:https://developer.aliyun.com/article/740319?spm=a2c6h.12883283.1362932.5.361d201cb9DCFD
9.Java工程师该如何编写高效代码:https://developer.aliyun.com/article/739852?spm=a2c6h.12873639.0.0.fb4c4cf8nU0Aav
10.华山版《Java开发手册》:https://developer.aliyun.com/special/tech-java?spm=a2c6h.12873639.0.0.fb4c4cf8zEVi8L
11.Java问答:https://developer.aliyun.com/ask/257905?spm=a2c6h.13066354.0.0.747e68b7x1N29A