useful bookmarks

http://kyfxbl.iteye.com/blog/1680045
Multi-maven aggregation

http://www.ttlsa.com/mongodb/mongodb-getlasterror-write-security-mechanism/
mongoDB transaction security

mongo 192.168.1.200:27017/test -u user -p password

https://my.oschina.net/jkcui/blog/388400
Getting started with spring boothttp

:
//blog.sina.com.cn/s/blog_70ae1d7b0102wfq2.htmlMonitoring the spring boot life

cyclehttp:// blog.didispace.com/springcloud1/
spring cloud

nohup java -jar xxxx.jar &
spring boot The correct way to start

http://www.open-open.com/lib/view/open1454043178870.html
spring boot deployment

http://blog .csdn.net/lynnlovemin/article/details/11817333
spring boot and mongodb abstraction

http://blog.csdn.net/boonya/article/details/46047959
Spring boot and mongodb abstraction 2

@JsonSerialize(include=JsonSerialize.Inclusion.NON_NULL)
json_null judgment