Kubernetes Security

September 25, 2020

This tutorial is adapted from Web Age course Kubernetes for Developers Training. 1.1 Security Overview Security is critical to production deployments. Kubernetes offers several features to secure…

Kubernetes Architecture

September 25, 2020

This tutorial is adapted from Web Age course Docker and Kubernetes Administration. 1.1 Architecture Diagram In this tutorial, we will review various parts of the following…

How to do Unit Testing with Jest in React?

January 21, 2020

In this tutorial, we will create a new project to illustrate Test Driven Development (TDD) with React and Jest. We will create a simple model…

Current Trends in Infrastructure Training

January 17, 2020

Due to the popularity of Infrastructure concepts like DevOps, CI/CD, Automation, Cloud, and Containerization, here is the general industry trend seen among infrastructure over the…

Introduction to Angular Material

November 1, 2019

This tutorial is adapted from Web Age course Comprehensive Angular 8 Programming. 1.1  What is Material Design (MD)? Material Design is design language developed by Google….

Enabling VNC In Mac OS X

February 15, 2011

Mac OS X has a VNC server built in. You just need to enable it. These steps work in OS version 10.6.4. Open System Preferences….

WebSphere Commerce 6.0 Install Problem

October 19, 2010

This morning, I was setting up a test machine with WebSphere Commerce 6.0 Express. I proceeded with typical installation. The installer kept giving error message…

Converting Mouse Event Coordinates to Canvas Coordinate

August 24, 2010

The coordinate system of a HTML5 canvas object starts with 0,0 in its upper left hand corner. Coordinate system for a mouse event object, on…

Oracle Moving to Derby from Pointbase?

August 17, 2010

This morning, I started porting WA1858 Architecting SOA Using Oracle Service Bus (OSB) 10g to Oracle Service Bus 11g. I noticed that, by default Derby…

Portlet URL Issues

August 12, 2010

Recently, I had to port a few portlets from WebSphere Portal 6.1 to WebLogic Portal 10g. Things mostly went smoothly. Except for portlet and resource…