September 06, 2019

Graphs Are Everywhere

A few years ago, I was interviewing for a new job and it was the first time I was asked to whiteboard algorithms. It did not go well. In fact, I got my ass handed to me . I was not prepared. With no formal education in computer science, and just a couple years of writing mostly HTML templating and…

JavaScriptWeb Development
July 17, 2019

When `else`s Make Your Code Worse

or An Example on How Small Refactors Can Improve Your Code

Recently, I wrote a tweet that got some attention about not needing else s in your code. Some people got a bit upset about that. Here's that tweet. I still stand by what I said, and I recently came across some code that was a good example of what I was talking about. The code looked like this (more…

May 29, 2019

A Plea for Imagination

aka Learn to Remix that Shit! 💩

Some of you reading this know that I occasionally dust off the old microphone, fire up a text editor and make some educational material that I put on the interwebs. Mostly on egghead . You might even be aware of this very blog post as a direct result of watching one of my lessons. If so, that's…

May 17, 2019

Just Enough FP: Composition

Composition is the culmination of all the previous "Just Enough FP" blog posts. It's where we combine our knowledge of higher order functions , currying , partial application , and pointfree programming into a new concept that can really unlock our functional potential. Before I get into…

May 01, 2019

Just Enough FP: Pointfree

Pointfree programming is a style of programming free of points. Great, you got it. Blog post over. Just kidding! While my first sentence is true, it's pretty unhelpful, so let me explain what pointfree programming is a little bit better. In order to explain pointfree, we first need to understand…

April 29, 2019

Just Enough FP: Argument Order

In a previous post on currying , I used a filter function in a way that may have left you scratching your head. Not because you were still learning currying, but for other reasons. Let me quickly write that function again for reference in this post: Our curried filter function receives a…