Reading Time: 2 minutesSometimes I get stuck with a problem that I don’t really like: When I can’t execute my little bit of code until another bit of code executes, and there’s no events coming from that other code to tell me that … Continue reading
Category: JavaScript
The Symbology of JavaScript Symbols
Reading Time: 9 minutesThere have been two things that have appeared in newer versions of JavaScript that I haven’t understood: Symbols and Iterators. When it comes to code I have to learn by doing, no amount of reading Mozilla Developer Network was going … Continue reading
When Jest and TypeScript tell you “missing initializer in const declaration”
Reading Time: 3 minutesWhile I generally avoid TypeScript, I’m willing to acknowledge that there might be edge cases where it could be useful. And in an effort to actually learn how to make it useful, I’m converting one of my linguistic / NLP … Continue reading
Why is it so hard to copy an object in JavaScript
Reading Time: 6 minutesHave you ever sat down to write a bit of JavaScript thinking, “this is easy; shouldn’t take more than a few minutes,” and then six hours later there you are with a bottle of whisky in one hand and a … Continue reading
Weird JavaScript: Arrays and the weird ways we can(‘t) define them
Reading Time: 8 minutesThe JavaScript array. A simple, elegant data structure. Easy to make them. Easy to add data to them. Easy to sort them. Easy to iterate on them. What could possibly be weird about JavaScript arrays?
Why does JavaScript have null AND undefined?
Reading Time: 3 minutesA complaint I hear sometimes from folks programmers learning JavaScript is that it has both null and undefined. If JavaScript is your first programming language, this may not seem weird, but once you compare it to others… yeah, it’s strange. … Continue reading
Weird JavaScript: How to make enemies with type coercion
Reading Time: 2 minutesWho cares about friends? How would you like to piss of Todd who won’t shut up about this season’s IPAs and Elon Musk’s 4D chess he’s playing on Twitter? Screw Todd. No one likes him and he deserves to hurt … Continue reading
Weird JavaScript: Why does JavaScript have a === ?
Reading Time: 2 minutesThis is another one in the occasional series of, “weird JavaScript” where I address weird stuff in JavaScript that only haunts your nightmares if you dream in other programming languages. Today we discuss what the hell === actually does. Buckle-up … Continue reading
Weird JavaScript: Why do you get an empty string when you add arrays?
Reading Time: 2 minutesI’m going to have an occasional series about weird stuff in JavaScript. Let’s kick this off with a weird question: Why is it that when you have [] + [], you get an empty string (”) ? Isn’t this against … Continue reading
Good-enough JavaScript Practices
Reading Time: < 1 minuteI’m not Kyle Simpson or Jordan Harband. I’m not some massive JavaScript influencer and OSSer who’s writing new lint tools and utilities. But I am a dude who loves code standardization. So I want to share some good-enough JavaScript practices … Continue reading