Computing
[Linux] Update Ubuntu in WSL
As there is no latest version (20.10) in Microsoft Store, For updating WSL Ubuntu to latest version, it need to do it by ourselves.
Computing
Computing
[Java] Create custom logging aspect with Springboot AOP
Aspect-oriented Programming (AOP) enable developer design application with more “module-ize”. This example will show how to use AOP to log method execution in SpringBoot AOP.
CI / CD
[Jenkins] Setup dependency check pipeline stage
It was mention how to do dependency check in Gradle In previous article. This session will introduce how to do it in Jenkins pipeline.
DevOps
[Java] Dependency management in Gradle
Dependency management is one of the topic in package management to ensure dependent library (jar / dll / etc) is no interference between each other and it caused compatibility problem. Besides, it can detect vulnerability […]
Computing
[Java] Set auto reconnect in Spring data JPA
To ensure service availability, Most application nee to restart service to resume. However, auto reconnect is a must requirement to ensure it can self-heal. For Spring data JPA, it can be done without alter code.
Computing
[Docker] Setup Elastic API server with docker-compose
To setup the Application Performance Monitor, it is complicate if setup each of it. so I group all of it as a docker-compose file and execute in one shot.
Computing
[Docker] Install Docker Compose in Linux
Docker Compose is the tools to build and deploy multiple containers. It used YAML to markup container’s settings and it is useful when deploy docker in host. Even it can use yum to install docker-compose, […]
Computing
[Linux] Setup service dependency
For some service, it might have some inter-dependency on other background service. In order to setup it’s relationship, it need to alter the service file as below.
JavaScript
[PostMan] Execute HTTP request in Pre-execute script
For web API integration test, some of them might need to execute some tasks as parameter for target API. In this case, pre-request script is helpful to collect data and make some data massage before […]
AWS
[SpringBoot] Add custom metric in spring boot application and show in AWS CloudWatch
Application Performance Monitoring is one of the method to ensure application’s availability and status. However, most of them only can check the platform status (e.g. CPU usage / Thread / Memory / etc), some organization […]