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...
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Math puzzle 2 – answer
Ok, let’s do some analysis and deduction here. Let’s look at the facts provide to us. Fact #1: with the coins, the cashier can not provide change in coins, a dollar, half dollar, quarter, dime, or nickel. Let’s simplify the situation by figure out what’s NOT possible. She can...
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...
Math Puzzle 2 – Change for a Dollar?
It is a lazy and hot Saturday morning in the summer, in case if you need something to exercise your brain without any sweat, here is an interesting problem to solve. A customer walked into a small local store, customer asked: “Good morning. Can you please give me change...
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...
Hass.io – Open Source Platform
I find it fascinating to learn about the home automation trends in the market place now a days. One thing I noticed that I walked into a local Bestbuy store was 3 to 4 aisles of smart home products, ranges from smart door bell, smart lights, smart locks, water...
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...
Raspberry Pi 3 – Overview
I recently ordered a Raspberry Pi 3 to evaluate it for both home automation and education purpose. It is quite an amazing piece of hardware for under $40, and there are tons of open source software available. This is what it looks like when it arrives, it comes in...
WordPress Migration
** Update Feb 11, 2023 – It is quite disappointing to report that even though this All-in-One WP Migration tool has gain lots of popularity in recent years and is basically bundle with WordPress installation by default, it’s reliability and usability has been quite upsetting recently. My recent try...