1.1 常见错误
https://blog.csdn.net/san_77227487/article/details/88865242
1.2 string类函数实现
https://blog.csdn.net/san_77227487/article/details/88865991
1.3 常见基本类型的字节大小
https://blog.csdn.net/san_77227487/article/details/88870978
1.4 一些概念了解
https://blog.csdn.net/san_77227487/article/details/88873004
1.5 一些机制了解
https://blog.csdn.net/san_77227487/article/details/88872581
1.6 一不小心就会踩的坑
https://blog.csdn.net/san_77227487/article/details/88898111
2.1 lua的关键知识点(先挖坑,以后填坑)
https://blog.csdn.net/san_77227487/article/details/88622698
3.1 常用备忘
https://blog.csdn.net/san_77227487/article/details/89019321
3.2 Python字符串/元祖/列表/字典互转
https://www.cnblogs.com/Ericshang/p/5779809.html
3.3 Runoob.com python3教程结构提要
https://blog.csdn.net/san_77227487/article/details/89190304
4.1 php 基本知识点备忘
https://blog.csdn.net/san_77227487/article/details/89382327
1.1 常见的哈希表,到底是什么?
https://blog.csdn.net/san_77227487/article/details/84291697
1.2 快速排序法
https://blog.csdn.net/san_77227487/article/details/84248143
1.3 算法复杂度
https://blog.csdn.net/san_77227487/article/details/84257789
1.4 TopK算法
https://blog.csdn.net/san_77227487/article/details/84259250
1.5 桶排序
https://mp.weixin.qq.com/s/r8mArZzAJ-uC002z48HWJw
1.6 链表中环的检测
https://blog.csdn.net/san_77227487/article/details/86615476
03-10:复杂度分析,数组,链表,栈,队列,递归
https://blog.csdn.net/san_77227487/article/details/84792652
11-20:排序,线性排序,排序优化,二分查找,跳表,散列表
https://blog.csdn.net/san_77227487/article/details/84957139
21-30:哈希算法,二叉树基础,红黑树,递归树,堆和堆排序,堆的应用,图的表示
https://blog.csdn.net/san_77227487/article/details/85344627
31-38:深度和广度优先搜索,字符串匹配基础,Trie树,AC自动机,贪心算法,分治算法
https://blog.csdn.net/san_77227487/article/details/86524048
39-44:回溯算法,初识动态规划,动态规划理论,动态规划实战,拓扑排序,最短路径
https://blog.csdn.net/san_77227487/article/details/86650465
45-51:位图,概率统计,向量空间,B+树,A*搜索,数据库索引,并行算法
https://blog.csdn.net/san_77227487/article/details/86659356
52:算法实战: redis、搜索引擎、高性能队列Disruptor、微服务接口鉴权限流
https://blog.csdn.net/san_77227487/article/details/86665981
3.1 算法案例一
https://blog.csdn.net/san_77227487/article/details/100883160
1. 三次握手和四次挥手
https://blog.csdn.net/san_77227487/article/details/86668177
2. libevent概述
https://blog.csdn.net/san_77227487/article/details/88875264
3. 一些概念了解
https://blog.csdn.net/san_77227487/article/details/88877548
4. windows网络IO模型:IOCP
https://blog.csdn.net/san_77227487/article/details/89642931
5. Reactor和Proactor的区别
https://blog.csdn.net/san_77227487/article/details/89671869
6. libevent的消息传递和回调注册函数
https://blog.csdn.net/san_77227487/article/details/89682887
7. libevent源码深度剖析 (重点突出,通俗易懂)
https://www.cnblogs.com/lfsblack/p/5498556.html
8. Socket中send()函数和recv()函数详解
https://blog.csdn.net/san_77227487/article/details/96440815
9. tcp状态转换图
https://blog.csdn.net/yangbutao/article/details/8764527
1. 数据库索引,到底是什么做的?
https://mp.weixin.qq.com/s/YMbRJwyjutGMD1KpI_fS0A
2. 10条SQL技巧 (主要是索引的使用相关)
https://mp.weixin.qq.com/s/dGcgts4NNTmVQNRT-j2MZw
3. mysql的InnoDB的几个进阶知识
https://blog.csdn.net/san_77227487/article/details/87384132
4. group by 的同类归并应用
https://blog.csdn.net/san_77227487/article/details/88788488
5. MyISAM 和 InnoDB 之间的区别
https://blog.csdn.net/san_77227487/article/details/90244766
6. MySQL性能调优(系统参数调优)总结
https://blog.csdn.net/san_77227487/article/details/100733696
https://blog.csdn.net/san_77227487/article/details/100773733
05:Top命令说明
https://blog.csdn.net/san_77227487/article/details/84775892
06:CPU使用率很高,但每个进程的使用率很低的一个原因
https://blog.csdn.net/san_77227487/article/details/84778647
07-08:ps命令查看进程状态,以及僵尸进程
https://blog.csdn.net/san_77227487/article/details/86680564
09-10:软中断 和 小包问题的查找
https://blog.csdn.net/san_77227487/article/details/86687550
11-12:CPU 性能指标
https://blog.csdn.net/san_77227487/article/details/86690628
15:内存映射、虚拟内存空间分布、内存分配与回收 和 查看内存使用
https://blog.csdn.net/san_77227487/article/details/86694523
16-17:怎么理解内存中的Buffer和Cache? 怎么用工具观察?
https://blog.csdn.net/san_77227487/article/details/86705553
18:内存泄漏检测工具 memleak
https://blog.csdn.net/san_77227487/article/details/87631912
19-20:内存回收与swap
https://blog.csdn.net/san_77227487/article/details/87634226
21:内存性能指标
https://blog.csdn.net/san_77227487/article/details/87697672
23 :文件系统
https://blog.csdn.net/san_77227487/article/details/87875854
24-25:磁盘I/O工作机制
https://blog.csdn.net/san_77227487/article/details/87879797
26-27:磁盘I/O故障的两个例子
https://blog.csdn.net/san_77227487/article/details/87883065
28-29:sql 和 redis 导致磁盘I/O故障的两个例子
https://blog.csdn.net/san_77227487/article/details/87935003
33-34:网络
https://blog.csdn.net/san_77227487/article/details/87939143
35:C10K 和 C1000K 的实现
https://blog.csdn.net/san_77227487/article/details/87947009
36:网络性能测试方法
https://blog.csdn.net/san_77227487/article/details/87973783
37:DNS
https://blog.csdn.net/san_77227487/article/details/87980140
38:tcpdump 和 Wireshark
https://blog.csdn.net/san_77227487/article/details/87983516
39:DDOS
https://blog.csdn.net/san_77227487/article/details/88021546
40:网络延迟
https://blog.csdn.net/san_77227487/article/details/88054168
41:NAT
https://blog.csdn.net/san_77227487/article/details/88064491
43:网络性能指标
https://blog.csdn.net/san_77227487/article/details/88065422
47-48:服务器丢包的检测思路
https://blog.csdn.net/san_77227487/article/details/88841311
52:服务吞吐量大量下降的检测思路
https://blog.csdn.net/san_77227487/article/details/88847512
10-12:笔记1
https://blog.csdn.net/san_77227487/article/details/100928324
1. 定时器 -- 环形队列法
https://blog.csdn.net/san_77227487/article/details/84259640 (10w定时任务,如何高效触发超时)
2. 零散知识
https://blog.csdn.net/san_77227487/article/details/84303456
3. TCP接入层的负载均衡、高可用、扩展性架构
https://mp.weixin.qq.com/s/F96LcWnoRKYVxeJFkyAgBQ
4. 如何实现离线群聊
https://blog.csdn.net/san_77227487/article/details/86669041
1. KBEngine的关键知识点(先挖坑,以后填坑)
https://blog.csdn.net/san_77227487/article/details/88622077
1. 有价值资料索引
https://blog.csdn.net/san_77227487/article/details/97247774