Write Express server to send email
In this article, I would like to share how to write a Node.js program to send email via Gmail SMTP server, and then deploy it to Google Cloud.
Dec 12, 20212 min read118
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Develop a React Component using create-react-library template
In this article, I would like to document how I created a React component and published it. Prerequisites Install NodeJs. On Ubuntu. apt install node Install NPM. On Ubuntu. apt install npm Install required libraries. npm install react reac...
Dec 23, 20212 min read92
Java Microservice on Google Kubernetes Engine (GKE) Cluster
Introduction Java microservices remain as hot topic in 2022. In this article, I would like to show you the steps to create a Java Microservice, and deploy it to Google Kubernetes Engine (GKE). Prerequisites Install Google Cloud SDK Follow the instruc...
Jan 17, 20229 min read180
Write a custom component for Home Assistant
This is a dummy component which integrates with binary sensor, lock, sensor and switch platforms for demonstrating the development of custom components used in Home Assistant. Development Setup development environment as described in the following ...
Apr 21, 20224 min read878
Kafka Basics
Apache Kafka is an open-source distributed event streaming platform for high-performance data pipelines, streaming analytics, data integration, and mission-critical applications. Introduction This article aims to provide basic hands-on instructions ...
Jan 18, 20243 min read90
Configure Environment Variables in JUnit Tests
In this article, we'll write a JUnit Test configured with Environment Variables using junit-pioneer library. First of all, we need to add the junit-pioneer library and maven-surefire-plugin to the Maven pom.xml. <project> <properties> <p...
Sep 4, 20251 min read148