Secure Remote Admin Access with Duck DNS

Now that you have Hass.io running happily on your Raspberry Pi, the next thing in your mind is probably how to access the admin console remotely from the internet, so that you can control your smart home even when you are away from home. One elegant and free solution...

Access Configuration Files with Samba

Hass.io is the latest all-in-one installation for Home Assistant.  It is the simplest way to set up Home Assistant on a Raspberry Pi.  You can now manage your Hass.io with a web console. Once you have Hass.io setup and running on the Pi, you will find that one of...

Rectangles – Intersection Study

Have you ever walk into a job interview, and were asked to design a program to find if 2 rectangles intersect with each other or not? This apparently is a common “technical” question in a job interview. I do agree that it is an interesting question to evaluate your...

Have an Old IP Camera?

Do you have an old IP camera that you are still using at home? I have 2 of them. This is a Foscam FI8910W camera.  It had its glorious days many years ago, and it is still working like a charm, as older hardware are built to last much...

Push Notification with Pushbullet

When there is a problem, there is a solution. What is the problem? We’ve been experiencing intermittent slow down which download speed just goes up and down unexpectedly.  I already have internet speed test scheduled on my Home Assistant (HA) every 15 minutes, but what I would really like...

Want to build a simple Alexa Skill in minutes?

It is an exciting time we are in nowadays with the latest development in cloud-based voice services that facilitate many activities ranging from asking a simple question, making a phone call, or to turn on a light in the kitchen, totally hand-free.  It is fascinating for first time user...

Amazon Alexa on Raspberry Pi

I’m doing a number of projects with the Raspberry Pi.  The latest? I just got Amazon Alexa running on my Raspberry Pi and respond to the wake word “Alexa”.  This is all base on the Alexa AVS Sample App, provided by Amazon. Ready to setup it up? So what...

Scrum Overview

What is Scrum? Scrum is a popular project management framework that uses an iterative and incremental methodology in Agile Software Development. Fun Fact Do you know what the word scrum really mean?  Here is a quote from a dictionary: Scrum – an ordered formation of players, used to restart...