Developer Discoveries

May 2, 2021

TDD: Bottom-up vs Top-down

TDD is an approach used in industry in many ways and useful. In this post, two ways of TDD will be reviewed. First is named as insideout or bottom-up which...

Dec 27, 2020

Configmap Reload with Spring Boot in Kubernetes

In Kubernetes, configmap is used for keeping properties for an application. Once Spring applications required restart just due to change in properties file to take effect. Now in cloud with...

Sep 8, 2020

Building custom Openshift S2I Builder image with Java 11,13,14

In the age of containers and Kubernetes, applications needed to be configured with Dockerfiles and YAMLs. That can be another workload for developers and devops. Openshift provide a tool known...

Aug 23, 2020

Soap call with Spring WebFlux

As reactive becoming more used by developers in order to get performance advantages, you will still need to deal with legacy systems. There are still many soap web services being...

Aug 8, 2020

Performance advantages of Spring Reactive WebClient over RestTemplate

In the age of where resources are cheap, applications running on Prod environment still have resource problems (CPU, Memory). Threads were being used for parallel processing and are useful. However...

Jan 18, 2019

Check Process Status Using Parameters in Linux

When you have a lot of processes running in your machine, you often check your if application running using ps command in linux for example (java processes) ps aux |...

Dec 19, 2018

Arquillian brings nothing new

Arquillian is a test-framework that helps you to run JUnit tests (or any other test frameworks) on remote Test or Production environments. That is something when you think mocks are...

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