code-snippet

JavaScript

1. offline-map: an offline demo use Leaflet

Java

1. hlsdownloader: hls (.m3u8) downloader
2. spring boot + redis demo
3. spring boot cache + redis
4. idea multi module project
5. spring boot 2 multi datasources use jpa
6. spring boot 2 multi datasources use mybatis
7. spring cloud
   1. Eureka
   2. Ribbon
   3. Feign
   4. Hystrix & Hystrix Dashboard & Turbine
   5. Zuul
   6. Spring Cloud Config
   7. Spring Cloud Sleuth, Zipkin
   8. Spring Boot Admin
   9. Spring Security, OAuth2
   10. Spring Security, OAuth2, JWT
   11. Nacos
   12. Dubbo
   13. Spring Cloud Gateway
   14. Sentinel
   15. Seata
8. spring boot 2 + swagger 2
9. sequential uuid
10. twitter snowflake
11. zuul + swagger 2
12. spring boot 2 + rabbitmq
13. spring boot 2 + elasticsearch
14. spring boot 2 + sharding-jdbc
15. spring boot 2 + mongodb
16. spring boot 2 + mqtt
17. netty + websocket
18. netty heartbeat
19. spring boot 2 + kafka (multi)
20. spring boot + xxl-job
21. jjwt
22. read binlog
23. canal
24. watchdog
25. MinIO
26. Spring Security + JJWT
27. Paho

C#

1. file-taken-datetime: get the a file actually recorded date (also support image and video)

2. modbus crc 16

3. hj212 crc 16

Architecture

1. dynamic schema