Learn to code
Those resources will teach what you need to create basic web apps starting with 0 programing knowledge.
Chapter 1: Basics
A amazing FREE course by Harvard covering the basics of programming!
The Modern Python 3 Bootcamp
Python is very user-friendly beginner language, so it's great to start with. It is also really good for Data Science & A.I. Get it when it's on discount.
Chapter 2: Web development
The Web Developer Bootcamp
An amazing course that will teach you everything you need to know to make web apps (HTML, CSS, JS, Node.JS & MongoDB). Get it while on discount.
jQuery is a small library that helps you handle DOM elements faster.