GZIP压缩原理:LZ77算法与Huffman算法
![](https://static.imcoder.site/blog/upload/image/article/2019/01/1546789042301_16_article.jpg)
java.net.SocketException 断开的管道 (Write failed) - c3p0 / DBCP 连接池
com.mysql.jdbc.CommunicationsException
MESSAGE: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.net.SocketException
MESSAGE: 断开的管道 (Write failed)
逻辑回归 — 归一化优化
![](https://static.imcoder.site/blog/upload/image/article/2017/10/1508137337828_16_a.png)
逻辑回归 — 鲁棒性调优
![](https://static.imcoder.site/blog/upload/image/article/2017/10/1507728771064_16_a.png)
机器学习 — 逻辑回归分类(预测)
![](https://static.imcoder.site/blog/upload/image/article/2017/10/1507701459061_16_a.png)