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Jul 27, 2020
Building a Rails app that sends and receives emails
The main personal project I’ve been working on for the past few months is a customer service / support application where customers can communicate with technicians via email. That is,...
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Jul 13, 2020
All about shells
In this post we will be diving deep on shells: what they are, what they do, the various types that we will encounter (login, non-login, interactive, non-interactive), startup files, and...
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May 23, 2020
Why 'synchronous' and 'asynchronous' can be misleading terms
One of the first words aspiring developers run into when getting into the game is “asychronous.” Asychronicity can be a tough concept to get your head around, but like many...
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May 5, 2020
Why N+1 queries should be called 1+N instead
In this post we’re going to be discussing N+1 queries - what they are, why they’re bad, and how this relates to ActiveRecord and Rails. What makes queries slow The...
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Apr 18, 2020
What, When, and How to Test in Rails
In this post we’re going to be looking at some categories of automated tests, Rails testing conventions, terminology, and my personal view on what it makes sense for you to...
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Apr 11, 2020
Credentials in Rails before and after 5.2
When building any web application, you will run into a thousand tiny pieces of sensitive information that you need to keep track of, but that you also can’t commit to...
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Jan 26, 2020
Sending a react-native voice recording to AWS
So I’ve had this idea for a little while that I’d like to work on voice recognition for mobile apps. You have to walk before you can run, though, so...
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Jan 10, 2020
TIL: Postgres template databases
Today I was playing around in my postgres CLI, making sure I knew what all of the listed databases were for. Most of them were pretty obvious - DBs from...
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Aug 25, 2019
Communicating Intent with Exemplary Code
The word “exemplary” gets thrown around in everyday speech as more or less just meaning “good.” If we like, we can get a bit more specific and define it as...
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Jun 29, 2019
TIL: controller instances
I was looking at an instance variable in a controller the other day and it struck me that I had no idea what actual instance it belonged to. With instance...
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