Chris Mendez
453 postsDigital Product Manager & Social Entrepreneur. Mostly write about AWS, Swift, R, and Ruby.
Finance: Calculating Annuities using ES6
Annuities are cool. They're fixed payments over a period of time. If you're living in England, there's another financial product called a...
Statistics: Calculating Probabilities using ES6
Suppose you wanted to calculate the percentage of men that weigh inbetween 140 and 170 lbs. This is possible if you carry a few data points such as...
Finance: College Fund and Loan Amount Estimator using Es6
Similar to my previous article, here are some formulas that can help you estimate how much you need to save for your kid's college tuition or...
Finance: Calculating Present and Future Value using ES6
How to calculate Present and Future value using ES6.
How to encrypt a USB thumb drive on Mac OS High Sierra using Command Line
How to encrypt a USB thumb drive with HSF+ (Journaled) using Disk Utility and Terminal. WARNING This article will teach you how to encrypt your drive as HFS+...
R: Create Interactive Charts using R and Shiny
Shiny is a package within R that helps data scientists and developers create interactive web applications. Are you a data scientist who knows R but can't...
Radio: How to submit your podcast to iTunes and Spotify
Sometimes you need to self-host your own Podcast files and feed. Here's how using Amazon Web Services.
Building Your First Bot
When consumers think of bots, they mention Amazon's Alexa, Microsoft's Cortana, or Apple's Siri. These three household names are excellent examples of...
AWS: How to create your first Alexa skill
How to create your first Alexa skill –with pictures!
AWS: Understanding Alexa's Key Concepts
A glossary of Alexa terms you need to know before you start developing skills.
WordPress API development with Postman or PAW
The Wordpress API [https://wordpress.org/plugins/acf-to-rest-api/] works well. Once you figure out how to send a REST request, you'll be jamming in no time....
AWS: How to get one lambda to trigger another lambda
This lambda will trigger the second lambda. Step 1 - Configure IAM First create an IAM role that will allow you to not only trigger a lambda but...
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