一 、java基础
1.String和StringBuffer、StringBuild的区别:http://blog.csdn.net/rmn190/article/details/1492013
2.hashcode和equals方法的关系:http://blog.csdn.net/lijiecao0226/article/details/24609559
3.自动装箱和拆箱:https://www.cnblogs.com/danne823/archive/2011/04/22/2025332.html
4.java中的集合类:https://www.cnblogs.com/leeplogs/p/5891861.html
5.HashMap与HashTable、ConcurrentHashMap区别:https://www.cnblogs.com/wang-meng/p/5808006.html
6.java中的异常:http://www.importnew.com/26613.html
7.NIO、BIO与AIO:http://blog.51cto.com/stevex/1284437
[多线程]
8.多线程实现方式:https://www.cnblogs.com/felixzh/p/6036074.html
9.线程的状态转换:http://blog.csdn.net/sinat_36042530/article/details/52565296
10.如何停止一个线程:https://www.cnblogs.com/greta/p/5624839.html
11.什么是线程安全:http://blog.csdn.net/ghevinn/article/details/37764791
12.synchronized和lock的区别:http://blog.csdn.net/u012403290/article/details/64910926?locationNum=11&fps=1
13.sleep和wait区别:http://blog.csdn.net/u012050154/article/details/50903326
14.java线程池:http://www.importnew.com/19011.html
15.并发工具类:http://blog.csdn.net/sunxianghuang/article/details/52277394
16.并发容器类:http://blog.csdn.net/jianghuxiaojin/article/details/52006183
17.volatile关键字:http://blog.csdn.net/victor_cindy1/article/details/44310195
二、java虚拟机
1.Jvm垃圾收集器与内存分配策略:http://www.importnew.com/23035.html
2.Jvm运行和类加载过程:https://www.cnblogs.com/dooor/p/5289994.html
3.Jvm字节码执行:http://blog.csdn.net/u012077981/article/details/40156391
4.java内存模型:http://blog.csdn.net/suifeng3051/article/details/52611310;
http://www.hao124.net/article/49
三、spring
1.spring的特点及好处:https://www.cnblogs.com/song1314/articles/4568379.html
2.spring的69面试题:https://www.cnblogs.com/huajiezh/p/6415276.html
3.spring简化java开发复杂性的策略:http://blog.csdn.net/running_nz/article/details/54583100
4.spring循环依赖及解决办法:http://blog.csdn.net/caomiao2006/article/details/46511123
5.springmvc工作流程和原理:http://blog.csdn.net/liangzi_lucky/article/details/52459378
6.spring注解原理:http://blog.csdn.net/u010987379/article/details/52152795
四、mybatis
1.mybatis常用api:https://www.cnblogs.com/haimishasha/p/5710474.html
2.mybatis分页及分页插件原理:http://blog.csdn.net/jaryle/article/details/52315565
3.mybatis插件原理:http://blog.csdn.net/hupanfeng/article/details/9247379
4.mybatis动态sql原理:http://www.importnew.com/24160.html
5.mybatis延迟加载:http://blog.csdn.net/eson_15/article/details/51668523
五、mysql
1.各个数据库引擎区别:http://www.jb51.net/article/38004.htm
2.索引的使用注意事项:https://www.cnblogs.com/zlingh/p/3883716.html
六、redis
1.redis五大数据类型:http://www.runoob.com/redis/redis-data-types.html
2.redis的两个持久化策略:http://blog.csdn.net/u010785685/article/details/52366977
3.redis如何事务支持:https://www.cnblogs.com/kyrin/p/5967620.html
4.redis哨兵机制:http://blog.csdn.net/zbw18297786698/article/details/52891695
5.redis集群方案:https://www.zhihu.com/question/21419897
6.redis主从同步策略:http://blog.csdn.net/sk199048/article/details/50725369
七、通讯协议
1.TCP长连接和短连接:https://www.cnblogs.com/onlysun/p/4520553.html
2.TCP与UDP区别:http://blog.csdn.net/li_ning_/article/details/52117463
3.TCP三次握手四次挥手过程:https://www.cnblogs.com/Andya/p/7272462.html
4.http几个重要概念:http://blog.csdn.net/drixe/article/details/1893558
5.http的报文结构:http://blog.csdn.net/zhangliang_571/article/details/23508953
6.GET/POST以及幂等性:http://blog.csdn.net/dongzhiquan/article/details/6113966
7.http request的几种类型:https://www.cnblogs.com/liangxiaofeng/p/5798607.html
8.http几个版本之间的区别:http://blog.csdn.net/zocojoker/article/details/53868639
八、数据结构与算法
[数据结构]
1.队列:http://blog.csdn.net/javazejian/article/details/53375004
2.堆栈:http://blog.csdn.net/javazejian/article/details/53362993
3.链表:http://blog.csdn.net/jianyuerensheng/article/details/51200274
4.树:[二叉树]http://blog.csdn.net/javazejian/article/details/53727333
[B树]http://blog.csdn.net/liuquan0071/article/details/50521032
[哈夫曼树]http://blog.csdn.net/axi295309066/article/details/54019807
[算法]
5.(图)广度优先、深度优先:https://segmentfault.com/a/1190000002685939
6.常见排序算法:https://www.cnblogs.com/qqzy168/archive/2013/08/03/3219201.html
7.常见查找算法:http://blog.csdn.net/wqc_csdn/article/details/52691019
8.hash原理:http://blog.csdn.net/tanggao1314/article/details/51457585
9.hashmap实现:https://www.cnblogs.com/chengxiao/p/6059914.html
九、dubbo
1.什么是rcp框架:https://www.cnblogs.com/ChrisMurphy/p/6550184.html
2.序列化方式方式及作用:http://blog.csdn.net/u012554102/article/details/51902697
3.dubbo底层协议实现:https://www.cnblogs.com/1201x/p/6482638.html
4.dubbo注册中心如何设置:http://blog.csdn.net/u011659172/article/details/51491518
5.dubbo负载均衡的理解:https://www.cnblogs.com/qingfengbuluo/p/5527930.html
6.dubbo容错机制:https://www.2cto.com/kf/201612/572681.html
7.服务调用超时的实现原理:https://www.cnblogs.com/ASPNET2008/p/7292472.html
8.服务注册与发现的流程:http://doc.okbase.net/661116/archive/241946.html