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DSC_0064 Zach Doty Unsupervised Machine Learning Intro Cover Photo

Unsupervised Learning Introduction: Machine Learning Essentials

Howdy, machine learning students! Today we’re going to introduce the concept of unsupervised machine learning algorithms. Quick Recap: Supervised Learning Before we jump in, let’s quickly recap our last article introducing supervised machine learning algorithms. This will give us the appropriate context for unsupervised learning. In supervised machine learning problems, we supply pre-labeled data to […]

Supervised Learning & Its Types: Machine Learning Essentials

Welcome back, machine learning geeks! Let’s delve deeper into our journey of mastering machine learning. In the previous article, we looked at both informal and technical definitions of machine learning.   We also looked at the two major types of machine learning algorithms, A) supervised machine learning algorithms, and B) unsupervised machine learning algorithms. We […]

DSC_0013 Zach Doty Cover Photo for Introduction to Machine Learning

An Introduction to Machine Learning

Howdy! This is an abrupt interruption to our regularly scheduled programming of SQL lessons, Amazon Alexa Skill development and Algorithmic trading. For those readers who don’t personally know me, I’m on a quest/streak to level up as a technologist. Getting around to the point, I’ve been taking self-paced courses in varying forms to learn, apply […]

Building an Interactive Alexa Quiz Skill, Part 2

Disclaimer: this was typed late at night on a tired mind. Please excuse typos, convention errors, and generally poor writing. 🙂 Howdy, Alexa nerds! Welcome back to our journey in learning Amazon Alexa Skill Development. Quick funny aside, would you care to guess my most common use of the Echo? It’s to play looong Spotify […]

DSC_0002 Zach Doty Cover Photo for Interactive Alexa Quiz Skill Development

Building an Interactive Quiz Alexa Skill, Part 1

Hello Alexa geeks! Welcome back to our journey of learning how to develop Amazon Alexa Skills for the Echo and more. Last time, we completed the build process for our first simple “fact-dispensing” Alexa Skill. In this article, we’ll start the process for a skill that accepts user input in the form of a quiz, […]

Update: Testing Your DIY Amazon Alexa / Echo Device (Raspberry Pi)

Hey there folks, happy weekend! Hope this post finds you well. This is a follow up to my previous post on how to make your own Amazon Alexa / Echo device from a Raspberry Pi. First, an Apology for the Cliff Hanger I left you hanging at the end of that post, and I’m very […]

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How to Build Your Own Amazon Alexa with a Raspberry Pi

Howdy, it’s been a minute since my last post on Alexa Skill Development. I left us hanging, as I mentioned in one of my previous SQL posts, work craziness, sickness, and general life stuff happening imposed a brief, involuntary hiatus on writing. Enough self talk to make future self feel better. Let’s build our own […]

The BETWEEN Statement: SQL Statement Fundamentals

Hey there, folks! Welcome back to our journey in learning SQL. Our last few of posts covered the ORDER BY clause, LIMIT statement and the COUNT function. (See full list of SQL tutorials here.) Today, we’re going to cover the BETWEEN statement. This is the start of some deeper material. In addition to the BETWEEN […]

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SQL Statement Fundamentals: The LIMIT Statement

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Getting Started with Alexa Development 02: Signing Up to Alexa Development Portal

Welcome back to our journey in learning how to program Amazon Alexa Skills via Echo voice search. In the previous article, we walked through the process of setting up an Amazon Web Services (AWS) account. Today, we’ll set up an account at the Alexa Development portal, a distinct entity from the AWS portal.   Without […]