JDBC
https://docs.oracle.com/javase/tutorial/jdbc/overview/index.html
https://docs.oracle.com/javase/tutorial/jdbc/basics/index.html
https://dev.mysql.com/doc/connector-j/8.0/en/
MySQL
https://dev.mysql.com/doc/refman/5.7/en/tutorial.html
Mycat
PostgreSQL
https://www.postgresql.org/docs/10/static/index.html
Redis
https://redis.io/documentation
http://www.redis.cn/documentation.html
Spring session
https://spring.io/projects/spring-session
Ehcache
https://blog.csdn.net/vbirdbest/article/details/72763048
http://raychase.iteye.com/blog/1545906
JSP
http://www.cnblogs.com/whgk/p/6427759.html
JSF
https://blog.csdn.net/qjyong/article/details/1833457
https://www.primefaces.org/showcase/
JPA
https://www.cnblogs.com/qingwen/p/5578862.html#_label0
http://www.oracle.com/technetwork/middleware/toplink/documentation/index.html
Servlet
http://www.cnblogs.com/whgk/p/6399262.html
NIO
http://ifeve.com/java-nio-all/
http://bbym010.iteye.com/blog/2100868
ThreadLocal
http://www.cnblogs.com/dolphin0520/p/3920407.html
Synchronized
https://blog.csdn.net/javazejian/article/details/72828483
Lock
http://www.cnblogs.com/aishangJava/p/6555291.html
Volatile
https://blog.csdn.net/javazejian/article/details/72772461
Netty
http://netty.io/wiki/index.html
RPC
http://www.importnew.com/22003.html
gRPC
http://doc.oschina.net/grpc?t=60134
https://segmentfault.com/a/1190000008672912
RMI
https://blog.csdn.net/lmy86263/article/details/72594760
Thrift
http://thrift.apache.org/tutorial/java
https://www.cnblogs.com/fingerboy/p/6424248.html
Protobuf
https://www.ibm.com/developerworks/cn/linux/l-cn-gpb/index.html
Avro
https://www.jianshu.com/p/a5c0cbfbf608
Dubbo
https://github.com/apache/incubator-dubbo
http://dubbo.apache.org/books/dubbo-user-book/
http://dubbo.apache.org/books/dubbo-dev-book/
http://dubbo.apache.org/books/dubbo-admin-book/
Nginx
https://blog.csdn.net/daybreak1209/article/details/51549031
HAProxy
https://www.cnblogs.com/yjmyzz/p/haproxy.html
Tomcat
https://www.cnblogs.com/jingmoxukong/p/8258837.html?utm_source=gold_browser_extension
Shiro
http://www.cnblogs.com/yangang2013/p/5677717.html
http://shiro.apache.org/documentation.html
Druid
http://druid.io/docs/0.12.0/design/index.html
ElasticSearch
https://blog.csdn.net/laoyang360/article/details/52244917
http://www.ruanyifeng.com/blog/2017/08/elasticsearch.html
http://mobz.github.io/elasticsearch-head/
Spring Cloud
https://www.cnblogs.com/Java3y/p/9540386.html
Netflix
https://springcloud.cc/spring-cloud-netflix.html
https://springcloud.cc/spring-cloud-dalston.html#_spring_cloud_netflix
JMS
https://blog.csdn.net/qh_java/article/details/55224259
ActiveMQ
http://activemq.apache.org/getting-started.html
RabbitMQ
http://www.rabbitmq.com/getstarted.html
Kafka
http://kafka.apache.org/documentation/
Zookeeper
http://www.cnblogs.com/wuxl360/category/874409.html
Quartz
https://www.ibm.com/developerworks/cn/java/j-quartz/
https://github.com/elasticjob/elastic-job-lite
OSS
https://www.aliyun.com/product/oss
https://developer.qiniu.com/kodo
https://www.aliyun.com/jiaocheng/topic_12518.html
Log4j2
http://logging.apache.org/log4j/2.x/articles.html
Swagger2
https://www.jianshu.com/p/8033ef83a8ed
Thymeleaf
https://www.thymeleaf.org/documentation.html
FreeMarker
Velocity
JVM
https://www.cnblogs.com/zhangpan1244/p/6197832.html
https://github.com/CyC2018/Interview-Notebook/blob/master/notes/Java%20虚拟机.md
https://github.com/CyC2018/Interview-Notebook/tree/master/notes
SSM
Spring Boot2+Spring MVC+MyBatis3
http://projects.spring.io/spring-boot/
http://www.mybatis.org/mybatis-3/zh/index.html
https://github.com/mybatis/generator
SSH
Spring Boot2+Struts2+Hibernate
http://projects.spring.io/spring-boot/
https://struts.apache.org/getting-started/
https://blog.csdn.net/c99463904/article/details/71075344
http://docs.jboss.org/hibernate/orm/5.2/userguide/html_single/Hibernate_User_Guide.html
PM
http://www.cnblogs.com/ncore/p/4814128.html
http://www.zentao.net/book/zentaopmshelp/90.html
http://www.scrumcn.com/agile/scrum-knowledge-library.html
CI
http://maven.apache.org/index.html
Apollo
https://github.com/ctripcorp/apollo
Arch
Ref:https://github.com/shuzheng/zheng
Ref:https://github.com/xubinux/xbin-store
Ref:https://github.com/thinkgem/jeesite
Ref:https://github.com/zhangdaiscott/jeecg
Ref:http://www.cnblogs.com/ncore/p/6873772.html
Linux
https://github.com/mbhybird/free-programming-books-zh_CN#%E6%93%8D%E4%BD%9C%E7%B3%BB%E7%BB%9F