Common JavaScript Errors and How to Fix Them

In today’s video, I’ll be going over some of the most common JavaScript errors I’ve encountered over the past few years and which I’ve seen in the comment sections of my JavaScript video tutorials.

How to Fix “null has been blocked by CORS policy”:
https://youtu.be/nx8E5BF0XuE

Chapters:
0:00 Intro
0:08 Uncaught TypeError
3:40 Double vs. Triple Equals Comparison
9:06 Fetch & AJAX: Blocked by CORS Policy
13:20 Dollar Signs & Curly Braces Appearing in Strings

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