demo npm + vue.js client/server.

build automatication

Apple Push Notification Service Provider(Binary, Http2 - certificate or AuthToken)

cron4j, quartz, spring-batch compare.

🔥🔥🔥

resilience4j samples for practice

kotlin toy project

spring tutorials.

알고리즘 Repository

express java8 in action

test gradle multi module.

kafka example tutorials.

kubernetes study, example

toy project - redirect linked page with shorten url.

demo npm + react.js test server/client.

demo http2 communication with netty codec and docker-nginx.

https://hazelcast.com/

test proxy server and client.

sockjs websocket with websocket-stomp, reactive-websocket , netty websocket codec, python twisted

FCM(Firebase Cloud Messaging) sends notification messages to android devices.

MSA with netflix zuul, eureka, hystrix.

packet capture using scapy and django web dashboard monitoring.

Relation Database with docker-compose.