JavaScript

A built-in .sort() method, how hard can it be to get it right? Taking JavaScript as our yardstick, apparently really quite hard. Read about two major pitfalls that anyone who wants to sort arrays in JavaScript should be aware of.

The story about how we wrote a story(book) for our React courses.

TypeScript is a "superset" of JavaScript; A program written in JavaScript is already a valid TypeScript code. In addition to its usual code, you can add type annotations, and declare variables like "string", "number", etc. We'll explore why you'd want this together.